# HG changeset patch
# User Jaroslav Tulach <jaroslav.tulach@apidesign.org>
# Date 1356332253 -3600
# Node ID e5b4bd29f26827365f54f2a7f528edcfd347c0f2
# Parent  52386a70f9d9ac2c6b41e0eb7c383a1814803944# Parent  3485327d30804f8940cdd9204e4d20b125693731
Merging launcher branch to default - seems to work reliably well

diff -r 52386a70f9d9 -r e5b4bd29f268 emul/src/main/java/java/lang/Class.java
--- a/emul/src/main/java/java/lang/Class.java	Mon Dec 24 07:51:15 2012 +0100
+++ b/emul/src/main/java/java/lang/Class.java	Mon Dec 24 07:57:33 2012 +0100
@@ -287,7 +287,12 @@
      * @return  {@code true} if this object represents an interface;
      *          {@code false} otherwise.
      */
-    public native boolean isInterface();
+    public boolean isInterface() {
+        return (getAccess() & 0x200) != 0;
+    }
+    
+    @JavaScriptBody(args = "self", body = "return self.access;")
+    private native int getAccess();
 
 
     /**
@@ -330,6 +335,10 @@
      * @see     java.lang.Void#TYPE
      * @since JDK1.1
      */
+    @JavaScriptBody(args = "self", body = 
+           "if (self.primitive) return true;"
+        + "else return false;"
+    )
     public native boolean isPrimitive();
 
     /**
@@ -1090,10 +1099,13 @@
         throw new UnsupportedOperationException();
     }
 
-    static Class getPrimitiveClass(String type) {
-        // XXX
-        return Object.class;
-    }
+    @JavaScriptBody(args = "type", body = ""
+        + "var c = vm.java_lang_Class(true);"
+        + "c.jvmName = type;"
+        + "c.primitive = true;"
+        + "return c;"
+    )
+    native static Class getPrimitiveClass(String type);
 
     public boolean desiredAssertionStatus() {
         return false;
diff -r 52386a70f9d9 -r e5b4bd29f268 emul/src/main/java/java/lang/reflect/Method.java
--- a/emul/src/main/java/java/lang/reflect/Method.java	Mon Dec 24 07:51:15 2012 +0100
+++ b/emul/src/main/java/java/lang/reflect/Method.java	Mon Dec 24 07:57:33 2012 +0100
@@ -137,7 +137,24 @@
      * @return the return type for the method this object represents
      */
     public Class<?> getReturnType() {
-        throw new UnsupportedOperationException();
+        switch (sig.charAt(0)) {
+            case 'I': return Integer.TYPE;
+            case 'J': return Long.TYPE;
+            case 'D': return Double.TYPE;
+            case 'F': return Float.TYPE;
+            case 'B': return Byte.TYPE;
+            case 'Z': return Boolean.TYPE;
+            case 'S': return Short.TYPE;
+//            case 'V': return Void.TYPE;
+            case 'L': try {
+                int up = sig.indexOf("_2");
+                String type = sig.substring(1, up);
+                return Class.forName(type);
+            } catch (ClassNotFoundException ex) {
+                // should not happen
+            }
+        }
+        throw new UnsupportedOperationException(sig);
     }
 
     /**
@@ -488,17 +505,54 @@
      * @exception ExceptionInInitializerError if the initialization
      * provoked by this method fails.
      */
+    public Object invoke(Object obj, Object... args)
+        throws IllegalAccessException, IllegalArgumentException,
+           InvocationTargetException
+    {
+        Object res = invoke0(this, obj, args);
+        if (getReturnType().isPrimitive()) {
+            res = fromPrimitive(getReturnType(), res);
+        }
+        return res;
+    }
+    
     @JavaScriptBody(args = { "method", "self", "args" }, body =
           "if (args.length > 0) throw 'unsupported now';"
         + "return method.fld_data(self);"
     )
-    public Object invoke(Object obj, Object... args)
-        throws IllegalAccessException, IllegalArgumentException,
-           InvocationTargetException
-    {
-        throw new UnsupportedOperationException();
+    private static native Object invoke0(Method m, Object self, Object[] args);
+
+    private static Object fromPrimitive(Class<?> type, Object o) {
+        if (type == Integer.TYPE) {
+            return fromRaw(Integer.class, "valueOf__Ljava_lang_Integer_2I", o);
+        }
+        if (type == Long.TYPE) {
+            return fromRaw(Long.class, "valueOf__Ljava_lang_Long_2J", o);
+        }
+        if (type == Double.TYPE) {
+            return fromRaw(Double.class, "valueOf__Ljava_lang_Double_2D", o);
+        }
+        if (type == Float.TYPE) {
+            return fromRaw(Float.class, "valueOf__Ljava_lang_Float_2F", o);
+        }
+        if (type == Byte.TYPE) {
+            return fromRaw(Byte.class, "valueOf__Ljava_lang_Byte_2B", o);
+        }
+        if (type == Boolean.TYPE) {
+            return fromRaw(Boolean.class, "valueOf__Ljava_lang_Boolean_2Z", o);
+        }
+        if (type == Short.TYPE) {
+            return fromRaw(Short.class, "valueOf__Ljava_lang_Short_2S", o);
+        }
+//            case 'V': return Void.TYPE;
+        throw new IllegalStateException("Can't convert " + o);
     }
-
+    
+    @JavaScriptBody(args = { "cls", "m", "o" }, 
+        body = "return cls.cnstr(false)[m](o);"
+    )
+    private static native Integer fromRaw(Class<?> cls, String m, Object o);
+    
     /**
      * Returns {@code true} if this method is a bridge
      * method; returns {@code false} otherwise.
diff -r 52386a70f9d9 -r e5b4bd29f268 emul/src/main/java/java/net/URL.java
--- a/emul/src/main/java/java/net/URL.java	Mon Dec 24 07:51:15 2012 +0100
+++ b/emul/src/main/java/java/net/URL.java	Mon Dec 24 07:57:33 2012 +0100
@@ -27,6 +27,7 @@
 
 import java.io.IOException;
 import java.io.InputStream;
+import org.apidesign.bck2brwsr.core.JavaScriptBody;
 
 /**
  * Class <code>URL</code> represents a Uniform Resource
@@ -964,9 +965,16 @@
      * @see        java.net.URLConnection#getContent()
      */
     public final Object getContent() throws java.io.IOException {
-        throw new IOException();
-//        return openConnection().getContent();
+        return loadText(toExternalForm());
     }
+    
+    @JavaScriptBody(args = "url", body = ""
+        + "var request = new XMLHttpRequest();\n"
+        + "request.open('GET', url, false);\n"
+        + "request.send();\n"
+        + "return request.responseText;\n"
+    )
+    private static native String loadText(String url) throws IOException;
 
     /**
      * Gets the contents of this URL. This method is a shorthand for:
@@ -984,8 +992,12 @@
      */
     public final Object getContent(Class[] classes)
     throws java.io.IOException {
-        throw new IOException();
-//        return openConnection().getContent(classes);
+        for (Class<?> c : classes) {
+            if (c == String.class) {
+                return getContent();
+            }
+        }
+        return null;
     }
 
     static URLStreamHandler getURLStreamHandler(String protocol) {
diff -r 52386a70f9d9 -r e5b4bd29f268 javap/src/main/java/org/apidesign/javap/ClassData.java
--- a/javap/src/main/java/org/apidesign/javap/ClassData.java	Mon Dec 24 07:51:15 2012 +0100
+++ b/javap/src/main/java/org/apidesign/javap/ClassData.java	Mon Dec 24 07:57:33 2012 +0100
@@ -326,6 +326,10 @@
             return res; // "#"+cpx+"// ERROR IN DISASSEMBLER";
         }
     }
+    
+    public int getAccessFlags() {
+        return access;
+    }
 
     /**
      * Returns true if it is a class
diff -r 52386a70f9d9 -r e5b4bd29f268 javaquery/demo-calculator/nbactions.xml
--- a/javaquery/demo-calculator/nbactions.xml	Mon Dec 24 07:51:15 2012 +0100
+++ b/javaquery/demo-calculator/nbactions.xml	Mon Dec 24 07:57:33 2012 +0100
@@ -23,7 +23,7 @@
             <actionName>run</actionName>
             <goals>
                 <goal>process-classes</goal>
-                <goal>org.codehaus.mojo:exec-maven-plugin:1.2.1:exec</goal>
+                <goal>org.apidesign.bck2brwsr:mojo:0.3-SNAPSHOT:brwsr</goal>
             </goals>
         </action>
     </actions>
diff -r 52386a70f9d9 -r e5b4bd29f268 javaquery/demo-calculator/pom.xml
--- a/javaquery/demo-calculator/pom.xml	Mon Dec 24 07:51:15 2012 +0100
+++ b/javaquery/demo-calculator/pom.xml	Mon Dec 24 07:57:33 2012 +0100
@@ -16,34 +16,19 @@
   </properties>
   <build>
       <plugins>
-          <plugin>
-              <groupId>org.apidesign.bck2brwsr</groupId>
-              <artifactId>mojo</artifactId>
-              <version>0.3-SNAPSHOT</version>
-              <executions>
-                  <execution>
-                      <goals>
-                          <goal>j2js</goal>
-                      </goals>
-                  </execution>
-              </executions>
-          </plugin>
             <plugin>
-                <groupId>org.codehaus.mojo</groupId>
-                <artifactId>exec-maven-plugin</artifactId>
-                <version>1.2.1</version>
+                <groupId>org.apidesign.bck2brwsr</groupId>
+                <artifactId>mojo</artifactId>
+                <version>0.3-SNAPSHOT</version>
                 <executions>
                     <execution>
                         <goals>
-                            <goal>exec</goal>
+                            <goal>brwsr</goal>
                         </goals>
                     </execution>
                 </executions>
                 <configuration>
-                    <executable>xdg-open</executable>
-                    <arguments>
-                        <argument>${project.build.directory}/classes/org/apidesign/bck2brwsr/mavenhtml/Calculator.xhtml</argument>
-                    </arguments>
+                    <startpage>org/apidesign/bck2brwsr/mavenhtml/Calculator.xhtml</startpage>
                 </configuration>
             </plugin>
          <plugin>
diff -r 52386a70f9d9 -r e5b4bd29f268 javaquery/demo-calculator/src/main/resources/org/apidesign/bck2brwsr/mavenhtml/Calculator.xhtml
--- a/javaquery/demo-calculator/src/main/resources/org/apidesign/bck2brwsr/mavenhtml/Calculator.xhtml	Mon Dec 24 07:51:15 2012 +0100
+++ b/javaquery/demo-calculator/src/main/resources/org/apidesign/bck2brwsr/mavenhtml/Calculator.xhtml	Mon Dec 24 07:57:33 2012 +0100
@@ -77,7 +77,11 @@
             </tbody>
         </table>
 
-        <script src="bootjava.js"/>
+        <script src="/bck2brwsr.js"></script>
+        <script src="/vm.js"></script>
+        <script type="text/javascript">
+            vm.loadClass('org.apidesign.bck2brwsr.mavenhtml.Calculator');
+        </script>
         
         <hr/>
     <pre>
diff -r 52386a70f9d9 -r e5b4bd29f268 launcher/pom.xml
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/launcher/pom.xml	Mon Dec 24 07:57:33 2012 +0100
@@ -0,0 +1,49 @@
+<?xml version="1.0"?>
+<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
+  <modelVersion>4.0.0</modelVersion>
+  <parent>
+    <groupId>org.apidesign</groupId>
+    <artifactId>bck2brwsr</artifactId>
+    <version>0.3-SNAPSHOT</version>
+  </parent>
+  <groupId>org.apidesign.bck2brwsr</groupId>
+  <artifactId>launcher</artifactId>
+  <version>0.3-SNAPSHOT</version>
+  <name>Bck2Brwsr Launcher</name>
+  <url>http://maven.apache.org</url>
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <version>2.3.2</version>
+                <configuration>
+                    <source>1.7</source>
+                    <target>1.7</target>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
+    <properties>
+    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+  </properties>
+  <dependencies>
+    <dependency>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+      <version>3.8.1</version>
+      <scope>test</scope>
+    </dependency>
+    <dependency>
+      <groupId>org.glassfish.grizzly</groupId>
+      <artifactId>grizzly-http-server</artifactId>
+      <version>2.2.19</version>
+    </dependency>
+    <dependency>
+      <groupId>${project.groupId}</groupId>
+      <artifactId>vm4brwsr</artifactId>
+      <version>${project.version}</version>
+    </dependency>
+  </dependencies>
+</project>
diff -r 52386a70f9d9 -r e5b4bd29f268 launcher/src/main/java/org/apidesign/bck2brwsr/launcher/Bck2BrwsrLauncher.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/launcher/src/main/java/org/apidesign/bck2brwsr/launcher/Bck2BrwsrLauncher.java	Mon Dec 24 07:57:33 2012 +0100
@@ -0,0 +1,422 @@
+/**
+ * Back 2 Browser Bytecode Translator
+ * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. Look for COPYING file in the top folder.
+ * If not, see http://opensource.org/licenses/GPL-2.0.
+ */
+package org.apidesign.bck2brwsr.launcher;
+
+import java.io.File;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InterruptedIOException;
+import java.io.OutputStream;
+import java.io.Writer;
+import java.net.URI;
+import java.net.URISyntaxException;
+import java.net.URL;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Enumeration;
+import java.util.LinkedHashSet;
+import java.util.List;
+import java.util.Set;
+import java.util.concurrent.BlockingQueue;
+import java.util.concurrent.CountDownLatch;
+import java.util.concurrent.LinkedBlockingQueue;
+import java.util.concurrent.TimeUnit;
+import java.util.logging.Level;
+import java.util.logging.Logger;
+import org.apidesign.vm4brwsr.Bck2Brwsr;
+import org.glassfish.grizzly.PortRange;
+import org.glassfish.grizzly.http.server.HttpHandler;
+import org.glassfish.grizzly.http.server.HttpServer;
+import org.glassfish.grizzly.http.server.NetworkListener;
+import org.glassfish.grizzly.http.server.Request;
+import org.glassfish.grizzly.http.server.Response;
+import org.glassfish.grizzly.http.server.ServerConfiguration;
+
+/**
+ * Lightweight server to launch Bck2Brwsr applications and tests.
+ * Supports execution in native browser as well as Java's internal 
+ * execution engine.
+ */
+public class Bck2BrwsrLauncher {
+    private static final Logger LOG = Logger.getLogger(Bck2BrwsrLauncher.class.getName());
+    private static final MethodInvocation END = new MethodInvocation(null, null);
+    private Set<ClassLoader> loaders = new LinkedHashSet<>();
+    private BlockingQueue<MethodInvocation> methods = new LinkedBlockingQueue<>();
+    private long timeOut;
+    private final Res resources = new Res();
+    private Object[] brwsr;
+    private HttpServer server;
+    private CountDownLatch wait;
+    
+    
+    public MethodInvocation addMethod(Class<?> clazz, String method) throws IOException {
+        loaders.add(clazz.getClassLoader());
+        MethodInvocation c = new MethodInvocation(clazz.getName(), method);
+        methods.add(c);
+        try {
+            c.await(timeOut);
+        } catch (InterruptedException ex) {
+            throw new IOException(ex);
+        }
+        return c;
+    }
+    
+    public void setTimeout(long ms) {
+        timeOut = ms;
+    }
+    
+    public void addClassLoader(ClassLoader url) {
+        this.loaders.add(url);
+    }
+    
+    public static void main( String[] args ) throws Exception {
+        Bck2BrwsrLauncher l = new Bck2BrwsrLauncher();
+        l.addClassLoader(Bck2BrwsrLauncher.class.getClassLoader());
+        l.showURL("org/apidesign/bck2brwsr/launcher/console.xhtml");
+        System.in.read();
+    }
+
+    public void showURL(String startpage) throws URISyntaxException, InterruptedException, IOException {
+        if (!startpage.startsWith("/")) {
+            startpage = "/" + startpage;
+        }
+        HttpServer s = initServer();
+        s.getServerConfiguration().addHttpHandler(new Page(resources, null), "/");
+        launchServerAndBrwsr(s, startpage);
+    }
+
+    public void initialize() throws IOException {
+        try {
+            executeInBrowser();
+        } catch (InterruptedException ex) {
+            final InterruptedIOException iio = new InterruptedIOException(ex.getMessage());
+            iio.initCause(ex);
+            throw iio;
+        } catch (Exception ex) {
+            if (ex instanceof IOException) {
+                throw (IOException)ex;
+            }
+            if (ex instanceof RuntimeException) {
+                throw (RuntimeException)ex;
+            }
+            throw new IOException(ex);
+        }
+    }
+    
+    private HttpServer initServer() {
+        HttpServer s = HttpServer.createSimpleServer(".", new PortRange(8080, 65535));
+
+        final ServerConfiguration conf = s.getServerConfiguration();
+        conf.addHttpHandler(new Page(resources, 
+            "org/apidesign/bck2brwsr/launcher/console.xhtml",
+            "org.apidesign.bck2brwsr.launcher.Console", "welcome", "false"
+        ), "/console");
+        conf.addHttpHandler(new VM(resources), "/bck2brwsr.js");
+        conf.addHttpHandler(new VMInit(), "/vm.js");
+        conf.addHttpHandler(new Classes(resources), "/classes/");
+        return s;
+    }
+    
+    private void executeInBrowser() throws InterruptedException, URISyntaxException, IOException {
+        wait = new CountDownLatch(1);
+        server = initServer();
+        ServerConfiguration conf = server.getServerConfiguration();
+        conf.addHttpHandler(new Page(resources, 
+            "org/apidesign/bck2brwsr/launcher/harness.xhtml"
+        ), "/execute");
+        conf.addHttpHandler(new HttpHandler() {
+            int cnt;
+            List<MethodInvocation> cases = new ArrayList<>();
+            @Override
+            public void service(Request request, Response response) throws Exception {
+                String id = request.getParameter("request");
+                String value = request.getParameter("result");
+                
+                if (id != null && value != null) {
+                    LOG.log(Level.INFO, "Received result for case {0} = {1}", new Object[]{id, value});
+                    value = value.replace("%20", " ");
+                    cases.get(Integer.parseInt(id)).result(value, null);
+                }
+                
+                MethodInvocation mi = methods.take();
+                if (mi == END) {
+                    response.getWriter().write("");
+                    wait.countDown();
+                    cnt = 0;
+                    LOG.log(Level.INFO, "End of data reached. Exiting.");
+                    return;
+                }
+                
+                cases.add(mi);
+                final String cn = mi.className;
+                final String mn = mi.methodName;
+                LOG.log(Level.INFO, "Request for {0} case. Sending {1}.{2}", new Object[]{cnt, cn, mn});
+                response.getWriter().write("{"
+                    + "className: '" + cn + "', "
+                    + "methodName: '" + mn + "', "
+                    + "request: " + cnt
+                    + "}");
+                cnt++;
+            }
+        }, "/data");
+
+        this.brwsr = launchServerAndBrwsr(server, "/execute");
+    }
+    
+    public void shutdown() throws InterruptedException, IOException {
+        methods.offer(END);
+        for (;;) {
+            int prev = methods.size();
+            if (wait.await(timeOut, TimeUnit.MILLISECONDS)) {
+                break;
+            }
+            if (prev == methods.size()) {
+                LOG.log(
+                    Level.WARNING, 
+                    "Timeout and no test has been executed meanwhile (at {0}). Giving up.", 
+                    methods.size()
+                );
+                break;
+            }
+            LOG.log(Level.INFO, 
+                "Timeout, but tests got from {0} to {1}. Trying again.", 
+                new Object[]{prev, methods.size()}
+            );
+        }
+        stopServerAndBrwsr(server, brwsr);
+    }
+    
+    static void copyStream(InputStream is, OutputStream os, String baseURL, String... params) throws IOException {
+        for (;;) {
+            int ch = is.read();
+            if (ch == -1) {
+                break;
+            }
+            if (ch == '$') {
+                int cnt = is.read() - '0';
+                if (cnt == 'U' - '0') {
+                    os.write(baseURL.getBytes());
+                }
+                if (cnt < params.length) {
+                    os.write(params[cnt].getBytes());
+                }
+            } else {
+                os.write(ch);
+            }
+        }
+    }
+
+    private Object[] launchServerAndBrwsr(HttpServer server, final String page) throws IOException, URISyntaxException, InterruptedException {
+        server.start();
+        NetworkListener listener = server.getListeners().iterator().next();
+        int port = listener.getPort();
+        
+        URI uri = new URI("http://localhost:" + port + page);
+        LOG.log(Level.INFO, "Showing {0}", uri);
+//        try {
+//            Desktop.getDesktop().browse(uri);
+//            return null;
+//        } catch (UnsupportedOperationException ex)
+        {
+//            File dir = File.createTempFile("chrome", ".dir");
+//            dir.delete();
+//            dir.mkdirs();
+//            String[] cmd = { 
+//                "google-chrome", "--user-data-dir=" + dir, "--app=" + uri.toString()
+//            };
+//            LOG.log(Level.INFO, "Launching {0}", Arrays.toString(cmd));
+//            final Process process = Runtime.getRuntime().exec(cmd);
+//            return new Object[] { process, dir };
+        }
+        {
+            String[] cmd = { 
+                "xdg-open", uri.toString()
+            };
+            LOG.log(Level.INFO, "Launching {0}", Arrays.toString(cmd));
+            final Process process = Runtime.getRuntime().exec(cmd);
+            return new Object[] { process, null };
+        }
+    }
+    
+    private void stopServerAndBrwsr(HttpServer server, Object[] brwsr) throws IOException, InterruptedException {
+        Process process = (Process)brwsr[0];
+        
+        server.stop();
+        InputStream stdout = process.getInputStream();
+        InputStream stderr = process.getErrorStream();
+        drain("StdOut", stdout);
+        drain("StdErr", stderr);
+        process.destroy();
+        int res = process.waitFor();
+        LOG.log(Level.INFO, "Exit code: {0}", res);
+
+        deleteTree((File)brwsr[1]);
+    }
+    
+    private static void drain(String name, InputStream is) throws IOException {
+        int av = is.available();
+        if (av > 0) {
+            StringBuilder sb = new StringBuilder();
+            sb.append("v== ").append(name).append(" ==v\n");
+            while (av-- > 0) {
+                sb.append((char)is.read());
+            }
+            sb.append("\n^== ").append(name).append(" ==^");
+            LOG.log(Level.INFO, sb.toString());
+        }
+    }
+
+    private void deleteTree(File file) {
+        if (file == null) {
+            return;
+        }
+        File[] arr = file.listFiles();
+        if (arr != null) {
+            for (File s : arr) {
+                deleteTree(s);
+            }
+        }
+        file.delete();
+    }
+
+    private class Res implements Bck2Brwsr.Resources {
+        @Override
+        public InputStream get(String resource) throws IOException {
+            for (ClassLoader l : loaders) {
+                URL u = null;
+                Enumeration<URL> en = l.getResources(resource);
+                while (en.hasMoreElements()) {
+                    u = en.nextElement();
+                }
+                if (u != null) {
+                    return u.openStream();
+                }
+            }
+            throw new IOException("Can't find " + resource);
+        }
+    }
+
+    private static class Page extends HttpHandler {
+        private final String resource;
+        private final String[] args;
+        private final Res res;
+        
+        public Page(Res res, String resource, String... args) {
+            this.res = res;
+            this.resource = resource;
+            this.args = args;
+        }
+
+        @Override
+        public void service(Request request, Response response) throws Exception {
+            String r = resource;
+            if (r == null) {
+                r = request.getHttpHandlerPath();
+                if (r.startsWith("/")) {
+                    r = r.substring(1);
+                }
+            }
+            if (r.endsWith(".html") || r.endsWith(".xhtml")) {
+                response.setContentType("text/html");
+            }
+            OutputStream os = response.getOutputStream();
+            try (InputStream is = res.get(r)) {
+                copyStream(is, os, request.getRequestURL().toString(), args);
+            } catch (IOException ex) {
+                response.setDetailMessage(ex.getLocalizedMessage());
+                response.setError();
+                response.setStatus(404);
+            }
+        }
+    }
+
+    private static class VM extends HttpHandler {
+        private final Res loader;
+
+        public VM(Res loader) {
+            this.loader = loader;
+        }
+
+        @Override
+        public void service(Request request, Response response) throws Exception {
+            response.setCharacterEncoding("UTF-8");
+            response.setContentType("text/javascript");
+            Bck2Brwsr.generate(response.getWriter(), loader);
+        }
+    }
+    private static class VMInit extends HttpHandler {
+        public VMInit() {
+        }
+
+        @Override
+        public void service(Request request, Response response) throws Exception {
+            response.setCharacterEncoding("UTF-8");
+            response.setContentType("text/javascript");
+            response.getWriter().append(
+                "function ldCls(res) {\n"
+                + "  var request = new XMLHttpRequest();\n"
+                + "  request.open('GET', '/classes/' + res, false);\n"
+                + "  request.send();\n"
+                + "  var arr = eval('(' + request.responseText + ')');\n"
+                + "  return arr;\n"
+                + "}\n"
+                + "var vm = new bck2brwsr(ldCls);\n");
+        }
+    }
+
+    private static class Classes extends HttpHandler {
+        private final Res loader;
+
+        public Classes(Res loader) {
+            this.loader = loader;
+        }
+
+        @Override
+        public void service(Request request, Response response) throws Exception {
+            String res = request.getHttpHandlerPath();
+            if (res.startsWith("/")) {
+                res = res.substring(1);
+            }
+            try (InputStream is = loader.get(res)) {
+                response.setContentType("text/javascript");
+                Writer w = response.getWriter();
+                w.append("[");
+                for (int i = 0;; i++) {
+                    int b = is.read();
+                    if (b == -1) {
+                        break;
+                    }
+                    if (i > 0) {
+                        w.append(", ");
+                    }
+                    if (i % 20 == 0) {
+                        w.write("\n");
+                    }
+                    if (b > 127) {
+                        b = b - 256;
+                    }
+                    w.append(Integer.toString(b));
+                }
+                w.append("\n]");
+            } catch (IOException ex) {
+                response.setError();
+                response.setDetailMessage(ex.getMessage());
+            }
+        }
+    }
+}
diff -r 52386a70f9d9 -r e5b4bd29f268 launcher/src/main/java/org/apidesign/bck2brwsr/launcher/Console.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/launcher/src/main/java/org/apidesign/bck2brwsr/launcher/Console.java	Mon Dec 24 07:57:33 2012 +0100
@@ -0,0 +1,178 @@
+/**
+ * Back 2 Browser Bytecode Translator
+ * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. Look for COPYING file in the top folder.
+ * If not, see http://opensource.org/licenses/GPL-2.0.
+ */
+package org.apidesign.bck2brwsr.launcher;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Method;
+import java.net.URL;
+import java.util.Enumeration;
+import org.apidesign.bck2brwsr.core.JavaScriptBody;
+
+/**
+ *
+ * @author Jaroslav Tulach <jtulach@netbeans.org>
+ */
+public class Console {
+    public static String welcome() {
+        return "HellofromBck2Brwsr";
+    }
+    public static String multiply() {
+        return String.valueOf(Integer.MAX_VALUE / 2 + Integer.MAX_VALUE);
+    }
+    
+    @JavaScriptBody(args = {"id", "attr"}, body = 
+        "return window.document.getElementById(id)[attr].toString();")
+    private static native Object getAttr(String id, String attr);
+
+    @JavaScriptBody(args = {"id", "attr", "value"}, body = 
+        "window.document.getElementById(id)[attr] = value;")
+    private static native void setAttr(String id, String attr, Object value);
+    
+    @JavaScriptBody(args = {}, body = "window.close();")
+    private static native void closeWindow();
+
+    private static void log(String newText) {
+        String id = "result";
+        String attr = "value";
+        setAttr(id, attr, getAttr(id, attr) + "\n" + newText);
+        setAttr(id, "scrollTop", getAttr(id, "scrollHeight"));
+    }
+    
+    public static void execute() throws Exception {
+        String clazz = (String) getAttr("clazz", "value");
+        String method = (String) getAttr("method", "value");
+        Object res = invokeMethod(clazz, method);
+        setAttr("result", "value", res);
+    }
+    
+    public static void harness(String url) {
+        log("Connecting to " + url);
+        try {
+            URL u = new URL(url);
+            for (;;) {
+                String data = (String) u.getContent(new Class[] { String.class });
+                log("\nGot \"" + data + "\"");
+                if (data.isEmpty()) {
+                    log("No data, exiting");
+                    closeWindow();
+                    break;
+                }
+                
+                Case c = Case.parseData(data);
+                log("Invoking " + c.getClassName() + '.' + c.getMethodName() + " as request: " + c.getRequestId());
+
+                Object result = invokeMethod(c.getClassName(), c.getMethodName());
+                
+                log("Result: " + result);
+                log("Sending back: " + url + "?request=" + c.getRequestId() + "&result=" + result);
+                u = new URL(url + "?request=" + c.getRequestId() + "&result=" + result);
+            }
+            
+            
+        } catch (Exception ex) {
+            log(ex.getMessage());
+        }
+    }
+    
+    static String invoke(String clazz, String method) throws ClassNotFoundException, InvocationTargetException, IllegalAccessException {
+        final Object r = invokeMethod(clazz, method);
+        return r == null ? "null" : r.toString().toString();
+    }
+
+    /** Helper method that inspects the classpath and loads given resource
+     * (usually a class file). Used while running tests in Rhino.
+     * 
+     * @param name resource name to find
+     * @return the array of bytes in the given resource
+     * @throws IOException I/O in case something goes wrong
+     */
+    public static byte[] read(String name) throws IOException {
+        URL u = null;
+        Enumeration<URL> en = Console.class.getClassLoader().getResources(name);
+        while (en.hasMoreElements()) {
+            u = en.nextElement();
+        }
+        if (u == null) {
+            throw new IOException("Can't find " + name);
+        }
+        try (InputStream is = u.openStream()) {
+            byte[] arr;
+            arr = new byte[is.available()];
+            int offset = 0;
+            while (offset < arr.length) {
+                int len = is.read(arr, offset, arr.length - offset);
+                if (len == -1) {
+                    throw new IOException("Can't read " + name);
+                }
+                offset += len;
+            }
+            return arr;
+        }
+    }
+   
+    private static Object invokeMethod(String clazz, String method) 
+    throws ClassNotFoundException, InvocationTargetException, 
+    SecurityException, IllegalAccessException, IllegalArgumentException {
+        Method found = null;
+        Class<?> c = Class.forName(clazz);
+        for (Method m : c.getMethods()) {
+            if (m.getName().equals(method)) {
+                found = m;
+            }
+        }
+        Object res;
+        if (found != null) {
+            res = found.invoke(null);
+        } else {
+            res = "Can't find method " + method + " in " + clazz;
+        }
+        return res;
+    }
+    
+    private static final class Case {
+        private final Object data;
+
+        private Case(Object data) {
+            this.data = data;
+        }
+        
+        public static Case parseData(String s) {
+            return new Case(toJSON(s));
+        }
+        
+        public String getMethodName() {
+            return value("methodName", data);
+        }
+
+        public String getClassName() {
+            return value("className", data);
+        }
+        
+        public String getRequestId() {
+            return value("request", data);
+        }
+        
+        @JavaScriptBody(args = "s", body = "return eval('(' + s + ')');")
+        private static native Object toJSON(String s);
+        
+        @JavaScriptBody(args = {"p", "d"}, body = "return d[p].toString();")
+        private static native String value(String p, Object d);
+    }
+}
diff -r 52386a70f9d9 -r e5b4bd29f268 launcher/src/main/java/org/apidesign/bck2brwsr/launcher/JSLauncher.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/launcher/src/main/java/org/apidesign/bck2brwsr/launcher/JSLauncher.java	Mon Dec 24 07:57:33 2012 +0100
@@ -0,0 +1,114 @@
+/**
+ * Back 2 Browser Bytecode Translator
+ * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. Look for COPYING file in the top folder.
+ * If not, see http://opensource.org/licenses/GPL-2.0.
+ */
+package org.apidesign.bck2brwsr.launcher;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.net.URL;
+import java.util.Enumeration;
+import java.util.LinkedHashSet;
+import java.util.Set;
+import java.util.logging.Logger;
+import javax.script.Invocable;
+import javax.script.ScriptEngine;
+import javax.script.ScriptEngineManager;
+import javax.script.ScriptException;
+import org.apidesign.vm4brwsr.Bck2Brwsr;
+
+/**
+ * Tests execution in Java's internal scripting engine.
+ */
+public final class JSLauncher {
+    private static final Logger LOG = Logger.getLogger(JSLauncher.class.getName());
+    private Set<ClassLoader> loaders = new LinkedHashSet<>();
+    private final Res resources = new Res();
+    private Invocable code;
+    private Object console;
+    
+    
+    public MethodInvocation addMethod(Class<?> clazz, String method) {
+        loaders.add(clazz.getClassLoader());
+        MethodInvocation mi = new MethodInvocation(clazz.getName(), method);
+        try {
+            mi.result(code.invokeMethod(
+                console,
+                "invoke__Ljava_lang_String_2Ljava_lang_String_2Ljava_lang_String_2",
+                mi.className, mi.methodName).toString(), null);
+        } catch (ScriptException | NoSuchMethodException ex) {
+            mi.result(null, ex);
+        }
+        return mi;
+    }
+    
+    public void addClassLoader(ClassLoader url) {
+        this.loaders.add(url);
+    }
+
+    public void initialize() throws IOException {
+        try {
+            initRhino();
+        } catch (Exception ex) {
+            if (ex instanceof IOException) {
+                throw (IOException)ex;
+            }
+            if (ex instanceof RuntimeException) {
+                throw (RuntimeException)ex;
+            }
+            throw new IOException(ex);
+        }
+    }
+    
+    private void initRhino() throws IOException, ScriptException, NoSuchMethodException {
+        StringBuilder sb = new StringBuilder();
+        Bck2Brwsr.generate(sb, new Res());
+
+        ScriptEngineManager sem = new ScriptEngineManager();
+        ScriptEngine mach = sem.getEngineByExtension("js");
+
+        sb.append(
+              "\nvar vm = new bck2brwsr(org.apidesign.bck2brwsr.launcher.Console.read);"
+            + "\nfunction initVM() { return vm; };"
+            + "\n");
+
+        Object res = mach.eval(sb.toString());
+        if (!(mach instanceof Invocable)) {
+            throw new IOException("It is invocable object: " + res);
+        }
+        code = (Invocable) mach;
+        
+        Object vm = code.invokeFunction("initVM");
+        console = code.invokeMethod(vm, "loadClass", Console.class.getName());
+    }
+    
+    private class Res implements Bck2Brwsr.Resources {
+        @Override
+        public InputStream get(String resource) throws IOException {
+            for (ClassLoader l : loaders) {
+                URL u = null;
+                Enumeration<URL> en = l.getResources(resource);
+                while (en.hasMoreElements()) {
+                    u = en.nextElement();
+                }
+                if (u != null) {
+                    return u.openStream();
+                }
+            }
+            throw new IOException("Can't find " + resource);
+        }
+    }
+}
diff -r 52386a70f9d9 -r e5b4bd29f268 launcher/src/main/java/org/apidesign/bck2brwsr/launcher/MethodInvocation.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/launcher/src/main/java/org/apidesign/bck2brwsr/launcher/MethodInvocation.java	Mon Dec 24 07:57:33 2012 +0100
@@ -0,0 +1,57 @@
+/**
+ * Back 2 Browser Bytecode Translator
+ * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. Look for COPYING file in the top folder.
+ * If not, see http://opensource.org/licenses/GPL-2.0.
+ */
+package org.apidesign.bck2brwsr.launcher;
+
+import java.util.concurrent.CountDownLatch;
+import java.util.concurrent.TimeUnit;
+
+/**
+ *
+ * @author Jaroslav Tulach <jtulach@netbeans.org>
+ */
+public final class MethodInvocation {
+    final CountDownLatch wait = new CountDownLatch(1);
+    final String className;
+    final String methodName;
+    private String result;
+    private Exception exception;
+
+    MethodInvocation(String className, String methodName) {
+        this.className = className;
+        this.methodName = methodName;
+    }
+    
+    void await(long timeOut) throws InterruptedException {
+        wait.await(timeOut, TimeUnit.MILLISECONDS);
+    }
+    
+    void result(String r, Exception e) {
+        this.result = r;
+        this.exception = e;
+        wait.countDown();
+    }
+
+    @Override
+    public String toString() {
+        if (exception != null) {
+            return exception.toString();
+        }
+        return result;
+    }
+    
+}
diff -r 52386a70f9d9 -r e5b4bd29f268 launcher/src/main/resources/org/apidesign/bck2brwsr/launcher/console.xhtml
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/launcher/src/main/resources/org/apidesign/bck2brwsr/launcher/console.xhtml	Mon Dec 24 07:57:33 2012 +0100
@@ -0,0 +1,52 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+
+    Back 2 Browser Bytecode Translator
+    Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, version 2 of the License.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program. Look for COPYING file in the top folder.
+    If not, see http://opensource.org/licenses/GPL-2.0.
+
+-->
+<!DOCTYPE html>
+<html xmlns="http://www.w3.org/1999/xhtml">
+    <head>
+        <title>Bck2Brwsr Launcher</title>
+    </head>
+    <body>
+        <script src="/bck2brwsr.js"></script>
+        <script src="/vm.js"></script>
+        
+        <h1>Bck2Browser Console Launcher</h1>
+        
+        Class Name:
+        <input id="clazz" value="$0"/>
+        <br/>
+        Method Name:
+
+        <input id="method" value="$1"/>
+        <br/>
+        
+        <button onclick="vm.loadClass('org.apidesign.bck2brwsr.launcher.Console').execute__V();">Execute!</button>
+        
+        <hr/>
+        <textarea id="result" rows="10" cols="80" disabled="">
+        </textarea>
+        
+        <script type="text/javascript">
+            if ($2) {
+                vm.loadClass('org.apidesign.bck2brwsr.launcher.Console').execute__V();
+            }
+        </script>
+    </body>
+</html>
diff -r 52386a70f9d9 -r e5b4bd29f268 launcher/src/main/resources/org/apidesign/bck2brwsr/launcher/harness.xhtml
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/launcher/src/main/resources/org/apidesign/bck2brwsr/launcher/harness.xhtml	Mon Dec 24 07:57:33 2012 +0100
@@ -0,0 +1,39 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+
+    Back 2 Browser Bytecode Translator
+    Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, version 2 of the License.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program. Look for COPYING file in the top folder.
+    If not, see http://opensource.org/licenses/GPL-2.0.
+
+-->
+<!DOCTYPE html>
+<html xmlns="http://www.w3.org/1999/xhtml">
+    <head>
+        <title>Bck2Brwsr Harness</title>
+    </head>
+    <body>
+        <script src="/bck2brwsr.js"></script>
+        <script src="/vm.js"></script>
+        
+        <h1>Bck2Browser Execution Harness</h1>
+        
+        <textarea id="result" rows="25" style="width: 100%;" disabled="">
+        </textarea>
+        
+        <script type="text/javascript">
+            vm.loadClass('org.apidesign.bck2brwsr.launcher.Console').harness__VLjava_lang_String_2('$U/../data');
+        </script>
+    </body>
+</html>
diff -r 52386a70f9d9 -r e5b4bd29f268 mojo/pom.xml
--- a/mojo/pom.xml	Mon Dec 24 07:51:15 2012 +0100
+++ b/mojo/pom.xml	Mon Dec 24 07:57:33 2012 +0100
@@ -77,5 +77,10 @@
       <version>3.0.2</version>
       <type>jar</type>
     </dependency>
+    <dependency>
+        <groupId>${project.groupId}</groupId>
+        <artifactId>launcher</artifactId>
+      <version>${project.version}</version>
+    </dependency>
 </dependencies>
 </project>
diff -r 52386a70f9d9 -r e5b4bd29f268 mojo/src/main/java/org/apidesign/bck2brwsr/mojo/BrswrMojo.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mojo/src/main/java/org/apidesign/bck2brwsr/mojo/BrswrMojo.java	Mon Dec 24 07:57:33 2012 +0100
@@ -0,0 +1,118 @@
+/**
+ * Back 2 Browser Bytecode Translator
+ * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. Look for COPYING file in the top folder.
+ * If not, see http://opensource.org/licenses/GPL-2.0.
+ */
+package org.apidesign.bck2brwsr.mojo;
+
+import org.apache.maven.plugin.AbstractMojo;
+
+import java.io.File;
+import java.io.IOException;
+import java.net.MalformedURLException;
+import java.net.URISyntaxException;
+import java.net.URL;
+import java.net.URLClassLoader;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.List;
+import java.util.logging.Level;
+import java.util.logging.Logger;
+import org.apache.maven.artifact.Artifact;
+import org.apache.maven.plugin.MojoExecutionException;
+import org.apache.maven.plugins.annotations.LifecyclePhase;
+import org.apache.maven.plugins.annotations.Mojo;
+import org.apache.maven.plugins.annotations.Parameter;
+import org.apache.maven.project.MavenProject;
+import org.apidesign.bck2brwsr.launcher.Bck2BrwsrLauncher;
+
+/** Executes given HTML page in a browser. */
+@Mojo(name="brwsr", defaultPhase=LifecyclePhase.DEPLOY)
+public class BrswrMojo extends AbstractMojo {
+    public BrswrMojo() {
+    }
+    /** Resource to show as initial page */
+    @Parameter
+    private String startpage;
+    
+    @Parameter(defaultValue="${project}")
+    private MavenProject prj;
+    
+    /** Root of the class files */
+    @Parameter(defaultValue="${project.build.directory}/classes")
+    private File classes;
+
+    @Override
+    public void execute() throws MojoExecutionException {
+        if (startpage == null) {
+            throw new MojoExecutionException("You have to provide a start page");
+        }
+
+        try {
+            URLClassLoader url = buildClassLoader(classes, prj.getDependencyArtifacts());
+            
+            Bck2BrwsrLauncher httpServer = new Bck2BrwsrLauncher();
+            httpServer.addClassLoader(url);
+            try {
+                httpServer.showURL(startpage);
+            } catch (Exception ex) {
+                throw new MojoExecutionException("Can't open " + startpage, ex);
+            }
+            
+            System.in.read();
+        } catch (IOException ex) {
+            throw new MojoExecutionException("Can't show the browser", ex);
+        }
+    }
+
+    private static File findNonEmptyFolder(File dir) throws MojoExecutionException {
+        if (!dir.isDirectory()) {
+            throw new MojoExecutionException("Not a directory " + dir);
+        }
+        File[] arr = dir.listFiles();
+        if (arr.length == 1 && arr[0].isDirectory()) {
+            return findNonEmptyFolder(arr[0]);
+        }
+        return dir;
+    }
+
+    private static long collectAllClasses(String prefix, File toCheck, List<String> arr) {
+        File[] files = toCheck.listFiles();
+        if (files != null) {
+            long newest = 0L;
+            for (File f : files) {
+                long lastModified = collectAllClasses(prefix + f.getName() + "/", f, arr);
+                if (newest < lastModified) {
+                    newest = lastModified;
+                }
+            }
+            return newest;
+        } else if (toCheck.getName().endsWith(".class")) {
+            arr.add(prefix.substring(0, prefix.length() - 7));
+            return toCheck.lastModified();
+        } else {
+            return 0L;
+        }
+    }
+
+    private static URLClassLoader buildClassLoader(File root, Collection<Artifact> deps) throws MalformedURLException {
+        List<URL> arr = new ArrayList<URL>();
+        arr.add(root.toURI().toURL());
+        for (Artifact a : deps) {
+            arr.add(a.getFile().toURI().toURL());
+        }
+        return new URLClassLoader(arr.toArray(new URL[0]), BrswrMojo.class.getClassLoader());
+    }
+}
diff -r 52386a70f9d9 -r e5b4bd29f268 pom.xml
--- a/pom.xml	Mon Dec 24 07:51:15 2012 +0100
+++ b/pom.xml	Mon Dec 24 07:57:33 2012 +0100
@@ -14,6 +14,8 @@
     <module>javaquery</module>
     <module>javap</module>
     <module>benchmarks</module>
+    <module>launcher</module>
+    <module>vmtest</module>
   </modules>
   <licenses>
       <license>
@@ -108,4 +110,4 @@
   <properties>
       <license>COPYING</license>
   </properties>
-</project>
+</project>
\ No newline at end of file
diff -r 52386a70f9d9 -r e5b4bd29f268 vm/src/main/java/org/apidesign/vm4brwsr/ByteCodeToJavaScript.java
--- a/vm/src/main/java/org/apidesign/vm4brwsr/ByteCodeToJavaScript.java	Mon Dec 24 07:51:15 2012 +0100
+++ b/vm/src/main/java/org/apidesign/vm4brwsr/ByteCodeToJavaScript.java	Mon Dec 24 07:57:33 2012 +0100
@@ -155,6 +155,7 @@
         out.append(accessClass("java_lang_Class(true);"));
         out.append("\n    CLS.$class.jvmName = '").append(jc.getClassName()).append("';");
         out.append("\n    CLS.$class.superclass = sprcls;");
+        out.append("\n    CLS.$class.access = ").append(jc.getAccessFlags()+";");
         out.append("\n    CLS.$class.cnstr = CLS;");
         byte[] classAnno = jc.findAnnotationData(false);
         if (classAnno != null) {
@@ -1028,7 +1029,7 @@
                     int indx = readIntArg(byteCodes, i);
                     String[] fi = jc.getFieldInfoName(indx);
                     final int type = VarType.fromFieldType(fi[2].charAt(0));
-                    emit(out, "@1 = @2.@3;",
+                    emit(out, "@1 = @2(false).constructor.@3;",
                          smapper.pushT(type),
                          accessClass(fi[0].replace('/', '_')), fi[1]);
                     i += 2;
@@ -1048,7 +1049,7 @@
                     int indx = readIntArg(byteCodes, i);
                     String[] fi = jc.getFieldInfoName(indx);
                     final int type = VarType.fromFieldType(fi[2].charAt(0));
-                    emit(out, "@1.@2 = @3;",
+                    emit(out, "@1(false).constructor.@2 = @3;",
                          accessClass(fi[0].replace('/', '_')), fi[1],
                          smapper.popT(type));
                     i += 2;
diff -r 52386a70f9d9 -r e5b4bd29f268 vm/src/main/java/org/apidesign/vm4brwsr/VMLazy.java
--- a/vm/src/main/java/org/apidesign/vm4brwsr/VMLazy.java	Mon Dec 24 07:51:15 2012 +0100
+++ b/vm/src/main/java/org/apidesign/vm4brwsr/VMLazy.java	Mon Dec 24 07:57:33 2012 +0100
@@ -61,10 +61,27 @@
         StringBuilder out = new StringBuilder();
         out.append("var loader = arguments[0];\n");
         out.append("var vm = loader.vm;\n");
-        new Gen(this, out).compile(new ByteArrayInputStream(arr));
+        int prelude = out.length();
+        String initCode = new Gen(this, out).compile(new ByteArrayInputStream(arr));
         String code = out.toString().toString();
+//        dump("Loading " + name);
+        dump(code);
         String under = name.replace('.', '_');
-        return applyCode(loader, under, code, instance);
+        Object fn = applyCode(loader, under, code, instance);
+        
+        if (!initCode.isEmpty()) {
+            out.setLength(prelude);
+            out.append(initCode);
+            code = out.toString().toString();
+            dump(code);
+            applyCode(loader, null, code, false);
+        }            
+        
+        return fn;
+    }
+
+//    @JavaScriptBody(args = "s", body = "java.lang.System.out.println(s.toString());")
+    static void dump(String s) {
     }
 
 /* possibly not needed:
@@ -82,7 +99,7 @@
         "} catch (ex) {\n" +
         "  throw 'Cannot compile ' + ex + ' line: ' + ex.lineNumber + ' script:\\n' + script;\n" +
         "}\n" +
-        "return vm[name](instance);\n"
+        "return name != null ? vm[name](instance) : null;\n"
     )
     private static native Object applyCode(Object loader, String name, String script, boolean instance);
     
diff -r 52386a70f9d9 -r e5b4bd29f268 vm/src/test/java/org/apidesign/vm4brwsr/ClassTest.java
--- a/vm/src/test/java/org/apidesign/vm4brwsr/ClassTest.java	Mon Dec 24 07:51:15 2012 +0100
+++ b/vm/src/test/java/org/apidesign/vm4brwsr/ClassTest.java	Mon Dec 24 07:57:33 2012 +0100
@@ -101,6 +101,18 @@
             "java.io.IOException", false, "name"
         );
     }
+    @Test public void primitiveReturnType() throws Exception {
+        assertExec("Tries to get an integer via reflection", Classes.class, 
+            "primitiveType__Ljava_lang_String_2Ljava_lang_String_2", 
+            Classes.primitiveType("primitive"), "primitive"
+        );
+    }
+    @Test public void primitiveBoolReturnType() throws Exception {
+        assertExec("Tries to get an integer via reflection", Classes.class, 
+            "primitiveType__Ljava_lang_String_2Ljava_lang_String_2", 
+            Classes.primitiveType("primitiveB"), "primitiveB"
+        );
+    }
     @Test public void javaAnnotatedMethod() throws Exception {
         assertEquals(Classes.reflectiveMethodCall(false, null), "java.io.IOException", "Calls the name() method via reflection");
     }
@@ -116,6 +128,26 @@
             "java.io.IOException"
         );
     }
+    @Test public void noInterface() throws Exception {
+        assertExec("Calls Class.isInterface", Classes.class, 
+            "isInterface__ZLjava_lang_String_2", 
+            0.0, "java.lang.String"
+        );
+    }
+    /*
+    @Test public void isInterface() throws Exception {
+        assertExec("Calls Class.isInterface", Classes.class, 
+            "isInterface__ZLjava_lang_String_2", 
+            1.0, "java.lang.Runnable"
+        );
+    }
+    */
+    @Test public void integerType() throws Exception {
+        assertExec("Computes the type", Classes.class, 
+            "intType__Ljava_lang_String_2", 
+            Classes.intType()
+        );
+    }
     
     private static CharSequence codeSeq;
     private static Invocable code;
diff -r 52386a70f9d9 -r e5b4bd29f268 vm/src/test/java/org/apidesign/vm4brwsr/Classes.java
--- a/vm/src/test/java/org/apidesign/vm4brwsr/Classes.java	Mon Dec 24 07:51:15 2012 +0100
+++ b/vm/src/test/java/org/apidesign/vm4brwsr/Classes.java	Mon Dec 24 07:57:33 2012 +0100
@@ -38,6 +38,10 @@
         return c.getName();
     }
     
+    public static boolean isInterface(String s) throws ClassNotFoundException {
+        return Class.forName(s).isInterface();
+    }
+    
     public static boolean equalsClassesOfExceptions() {
         return MalformedURLException.class.getSuperclass() == IOException.class;
     }
@@ -88,6 +92,21 @@
         return null;
     }
     
+    public static String intType() {
+        return Integer.TYPE.getName();
+    }
+    
+    public static int primitive() {
+        return 1;
+    }
+    public static boolean primitiveB() {
+        return true;
+    }
+    
+    public static String primitiveType(String method) throws Exception {
+        return reflectiveMethodCall(false, method).getClass().getName();
+    }
+    
     @JavaScriptBody(args = "msg", body = "throw msg;")
     private static native void thrw(String msg);
     
diff -r 52386a70f9d9 -r e5b4bd29f268 vm/src/test/java/org/apidesign/vm4brwsr/Compare.java
--- a/vm/src/test/java/org/apidesign/vm4brwsr/Compare.java	Mon Dec 24 07:51:15 2012 +0100
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,36 +0,0 @@
-/**
- * Back 2 Browser Bytecode Translator
- * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. Look for COPYING file in the top folder.
- * If not, see http://opensource.org/licenses/GPL-2.0.
- */
-package org.apidesign.vm4brwsr;
-
-import java.lang.annotation.ElementType;
-import java.lang.annotation.Retention;
-import java.lang.annotation.RetentionPolicy;
-import java.lang.annotation.Target;
-
-/** Can be applied on a method that yields a return value. 
- * Together with {@link VMCompare#create} it can be used to write
- * methods which are executed in real as well as JavaScript VMs and
- * their results are compared.
- *
- * @author Jaroslav Tulach <jtulach@netbeans.org>
- */
-@Retention(RetentionPolicy.RUNTIME)
-@Target(ElementType.METHOD)
-public @interface Compare {
-    
-}
diff -r 52386a70f9d9 -r e5b4bd29f268 vm/src/test/java/org/apidesign/vm4brwsr/CompareVMs.java
--- a/vm/src/test/java/org/apidesign/vm4brwsr/CompareVMs.java	Mon Dec 24 07:51:15 2012 +0100
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,197 +0,0 @@
-/**
- * Back 2 Browser Bytecode Translator
- * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. Look for COPYING file in the top folder.
- * If not, see http://opensource.org/licenses/GPL-2.0.
- */
-package org.apidesign.vm4brwsr;
-
-import java.lang.reflect.Method;
-import java.util.Map;
-import java.util.WeakHashMap;
-import javax.script.Invocable;
-import javax.script.ScriptContext;
-import javax.script.ScriptEngine;
-import javax.script.ScriptEngineManager;
-import org.testng.Assert;
-import org.testng.ITest;
-import org.testng.annotations.Factory;
-import org.testng.annotations.Test;
-
-/** A TestNG {@link Factory} that seeks for {@link Compare} annotations
- * in provided class and builds set of tests that compare the computations
- * in real as well as JavaScript virtual machines. Use as:<pre>
- * {@code @}{@link Factory} public static create() {
- *   return @{link CompareVMs}.{@link #create(YourClass.class);
- * }</pre>
- *
- * @author Jaroslav Tulach <jtulach@netbeans.org>
- */
-public final class CompareVMs implements ITest {
-    private final Run first, second;
-    private final Method m;
-    
-    private CompareVMs(Method m, Run first, Run second) {
-        this.first = first;
-        this.second = second;
-        this.m = m;
-    }
-
-    public static Object[] create(Class<?> clazz) {
-        Method[] arr = clazz.getMethods();
-        Object[] ret = new Object[3 * arr.length];
-        int cnt = 0;
-        for (Method m : arr) {
-            Compare c = m.getAnnotation(Compare.class);
-            if (c == null) {
-                continue;
-            }
-            final Run real = new Run(m, false);
-            final Run js = new Run(m, true);
-            ret[cnt++] = real;
-            ret[cnt++] = js;
-            ret[cnt++] = new CompareVMs(m, real, js);
-        }
-        Object[] r = new Object[cnt];
-        for (int i = 0; i < cnt; i++) {
-            r[i] = ret[i];
-        }
-        return r;
-    }
-    
-    @Test(dependsOnGroups = "run") public void compareResults() throws Throwable {
-        Object v1 = first.value;
-        Object v2 = second.value;
-        if (v1 instanceof Number) {
-            v1 = ((Number)v1).doubleValue();
-        }
-        Assert.assertEquals(v2, v1, "Comparing results");
-    }
-    
-    @Override
-    public String getTestName() {
-        return m.getName() + "[Compare]";
-    }
-    
-    public static final class Run implements ITest {
-        private final Method m;
-        private final boolean js;
-        Object value;
-        private Invocable code;
-        private CharSequence codeSeq;
-        private static final Map<Class,Object[]> compiled = new WeakHashMap<Class,Object[]>();
-
-        private Run(Method m, boolean js) {
-            this.m = m;
-            this.js = js;
-        }
-
-        private void compileTheCode(Class<?> clazz) throws Exception {
-            final Object[] data = compiled.get(clazz);
-            if (data != null) {
-                code = (Invocable) data[0];
-                codeSeq = (CharSequence) data[1];
-                return;
-            }
-            StringBuilder sb = new StringBuilder();
-            Bck2Brwsr.generate(sb, CompareVMs.class.getClassLoader());
-
-            ScriptEngineManager sem = new ScriptEngineManager();
-            ScriptEngine js = sem.getEngineByExtension("js");
-            js.getContext().setAttribute("loader", new BytesLoader(), ScriptContext.ENGINE_SCOPE);
-            
-            sb.append("\nfunction initVM() {"
-                + "\n  return bck2brwsr("
-                + "\n    function(name) { return loader.get(name);}"
-                + "\n  );"
-                + "\n};");
-
-            Object res = js.eval(sb.toString());
-            Assert.assertTrue(js instanceof Invocable, "It is invocable object: " + res);
-            code = (Invocable) js;
-            codeSeq = sb;
-            compiled.put(clazz, new Object[] { code, codeSeq });
-        }
-
-        @Test(groups = "run") public void executeCode() throws Throwable {
-            if (js) {
-                try {
-                    compileTheCode(m.getDeclaringClass());
-                    Object vm = code.invokeFunction("initVM");
-                    Object inst = code.invokeMethod(vm, "loadClass", m.getDeclaringClass().getName());
-                    value = code.invokeMethod(inst, m.getName() + "__" + computeSignature(m));
-                } catch (Exception ex) {
-                    throw new AssertionError(StaticMethodTest.dumpJS(codeSeq)).initCause(ex);
-                }
-            } else {
-                value = m.invoke(m.getDeclaringClass().newInstance());
-            }
-        }
-        @Override
-        public String getTestName() {
-            return m.getName() + (js ? "[JavaScript]" : "[Java]");
-        }
-        
-        private static String computeSignature(Method m) {
-            StringBuilder sb = new StringBuilder();
-            appendType(sb, m.getReturnType());
-            for (Class<?> c : m.getParameterTypes()) {
-                appendType(sb, c);
-            }
-            return sb.toString();
-        }
-        
-        private static void appendType(StringBuilder sb, Class<?> t) {
-            if (t == null) {
-                sb.append('V');
-                return;
-            }
-            if (t.isPrimitive()) {
-                int ch = -1;
-                if (t == int.class) {
-                    ch = 'I';
-                }
-                if (t == short.class) {
-                    ch = 'S';
-                }
-                if (t == byte.class) {
-                    ch = 'B';
-                }
-                if (t == boolean.class) {
-                    ch = 'Z';
-                }
-                if (t == long.class) {
-                    ch = 'J';
-                }
-                if (t == float.class) {
-                    ch = 'F';
-                }
-                if (t == double.class) {
-                    ch = 'D';
-                }
-                assert ch != -1 : "Unknown primitive type " + t;
-                sb.append((char)ch);
-                return;
-            }
-            if (t.isArray()) {
-                sb.append("_3");
-                appendType(sb, t.getComponentType());
-                return;
-            }
-            sb.append('L');
-            sb.append(t.getName().replace('.', '_'));
-            sb.append("_2");
-        }
-    }
-}
diff -r 52386a70f9d9 -r e5b4bd29f268 vm/src/test/java/org/apidesign/vm4brwsr/tck/CompareHashTest.java
--- a/vm/src/test/java/org/apidesign/vm4brwsr/tck/CompareHashTest.java	Mon Dec 24 07:51:15 2012 +0100
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,42 +0,0 @@
-/**
- * Back 2 Browser Bytecode Translator
- * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. Look for COPYING file in the top folder.
- * If not, see http://opensource.org/licenses/GPL-2.0.
- */
-package org.apidesign.vm4brwsr.tck;
-
-import org.apidesign.vm4brwsr.Compare;
-import org.apidesign.vm4brwsr.CompareVMs;
-import org.testng.annotations.Factory;
-
-/**
- *
- * @author Jaroslav Tulach <jtulach@netbeans.org>
- */
-public class CompareHashTest {
-    @Compare public int hashOfString() {
-        return "Ahoj".hashCode();
-    }
-    
-    @Compare public int hashRemainsYieldsZero() {
-        Object o = new Object();
-        return o.hashCode() - o.hashCode();
-    }
-    
-    @Factory
-    public static Object[] create() {
-        return CompareVMs.create(CompareHashTest.class);
-    }
-}
diff -r 52386a70f9d9 -r e5b4bd29f268 vm/src/test/java/org/apidesign/vm4brwsr/tck/CompareStringsTest.java
--- a/vm/src/test/java/org/apidesign/vm4brwsr/tck/CompareStringsTest.java	Mon Dec 24 07:51:15 2012 +0100
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,110 +0,0 @@
-/**
- * Back 2 Browser Bytecode Translator
- * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. Look for COPYING file in the top folder.
- * If not, see http://opensource.org/licenses/GPL-2.0.
- */
-package org.apidesign.vm4brwsr.tck;
-
-import java.net.MalformedURLException;
-import java.net.URL;
-import org.apidesign.vm4brwsr.Compare;
-import org.apidesign.vm4brwsr.CompareVMs;
-import org.testng.annotations.Factory;
-
-/**
- *
- * @author Jaroslav Tulach <jtulach@netbeans.org>
- */
-public class CompareStringsTest {
-    @Compare public static Object compareURLs() throws MalformedURLException {
-        return new URL("http://apidesign.org:8080/wiki/").toExternalForm().toString();
-    }
-    
-    @Compare public String deleteLastTwoCharacters() {
-        StringBuilder sb = new StringBuilder();
-        sb.append("453.0");
-        if (sb.toString().endsWith(".0")) {
-            final int l = sb.length();
-            sb.delete(l - 2, l);
-        }
-        return sb.toString().toString();
-    }
-    
-    @Compare public String nameOfStringClass() throws Exception {
-        return Class.forName("java.lang.String").getName();
-    }
-    @Compare public String nameOfArrayClass() throws Exception {
-        return Class.forName("org.apidesign.vm4brwsr.Array").getName();
-    }
-    
-    @Compare public String lowerHello() {
-        return "HeLlO".toLowerCase();
-    }
-    
-    @Compare public String lowerA() {
-        return String.valueOf(Character.toLowerCase('A')).toString();
-    }
-    @Compare public String upperHello() {
-        return "hello".toUpperCase();
-    }
-    
-    @Compare public String upperA() {
-        return String.valueOf(Character.toUpperCase('a')).toString();
-    }
-    
-    @Compare public boolean matchRegExp() throws Exception {
-        return "58038503".matches("\\d*");
-    }
-
-    @Compare public boolean doesNotMatchRegExp() throws Exception {
-        return "58038503GH".matches("\\d*");
-    }
-
-    @Compare public boolean doesNotMatchRegExpFully() throws Exception {
-        return "Hello".matches("Hell");
-    }
-    
-    @Compare public String variousCharacterTests() throws Exception {
-        StringBuilder sb = new StringBuilder();
-        
-        sb.append(Character.isUpperCase('a'));
-        sb.append(Character.isUpperCase('A'));
-        sb.append(Character.isLowerCase('a'));
-        sb.append(Character.isLowerCase('A'));
-        
-        sb.append(Character.isLetter('A'));
-        sb.append(Character.isLetterOrDigit('9'));
-        sb.append(Character.isLetterOrDigit('A'));
-        sb.append(Character.isLetter('0'));
-        
-        return sb.toString().toString();
-    }
-        
-    @Compare
-    public String nullFieldInitialized() {
-        NullField nf = new NullField();
-        return ("" + nf.name).toString();
-    }
-
-    @Factory
-    public static Object[] create() {
-        return CompareVMs.create(CompareStringsTest.class);
-    }
-
-    private static final class NullField {
-
-        String name;
-    }
-}
diff -r 52386a70f9d9 -r e5b4bd29f268 vmtest/pom.xml
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/vmtest/pom.xml	Mon Dec 24 07:57:33 2012 +0100
@@ -0,0 +1,61 @@
+<?xml version="1.0"?>
+<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
+  <modelVersion>4.0.0</modelVersion>
+  <parent>
+    <groupId>org.apidesign</groupId>
+    <artifactId>bck2brwsr</artifactId>
+    <version>0.3-SNAPSHOT</version>
+  </parent>
+  <groupId>org.apidesign.bck2brwsr</groupId>
+  <artifactId>vmtest</artifactId>
+  <version>0.3-SNAPSHOT</version>
+  
+  <name>VM Testing APIs</name>
+  <url>http://bck2brwsr.apidesign.org</url>
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <version>2.3.2</version>
+                <configuration>
+                    <source>1.7</source>
+                    <target>1.7</target>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
+    <properties>
+    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+  </properties>
+  <dependencies>
+    <dependency>
+      <groupId>org.testng</groupId>
+      <artifactId>testng</artifactId>
+      <scope>compile</scope>
+      <exclusions>
+        <exclusion>
+          <artifactId>junit</artifactId>
+          <groupId>junit</groupId>
+        </exclusion>
+      </exclusions>
+    </dependency>
+    <dependency>
+      <groupId>${project.groupId}</groupId>
+      <artifactId>vm4brwsr</artifactId>
+      <version>0.3-SNAPSHOT</version>
+      <type>jar</type>
+    </dependency>
+    <dependency>
+      <groupId>${project.groupId}</groupId>
+      <artifactId>emul</artifactId>
+      <version>0.3-SNAPSHOT</version>
+    </dependency>
+    <dependency>
+      <groupId>${project.groupId}</groupId>
+      <artifactId>launcher</artifactId>
+      <version>${project.version}</version>
+    </dependency>
+  </dependencies>
+</project>
diff -r 52386a70f9d9 -r e5b4bd29f268 vmtest/src/main/java/org/apidesign/bck2brwsr/vmtest/Compare.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/vmtest/src/main/java/org/apidesign/bck2brwsr/vmtest/Compare.java	Mon Dec 24 07:57:33 2012 +0100
@@ -0,0 +1,36 @@
+/**
+ * Back 2 Browser Bytecode Translator
+ * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. Look for COPYING file in the top folder.
+ * If not, see http://opensource.org/licenses/GPL-2.0.
+ */
+package org.apidesign.bck2brwsr.vmtest;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+/** Can be applied on a method that yields a return value. 
+ * Together with {@link VMTest#create} it can be used to write
+ * methods which are executed in real as well as JavaScript VMs and
+ * their results are compared.
+ *
+ * @author Jaroslav Tulach <jtulach@netbeans.org>
+ */
+@Retention(RetentionPolicy.RUNTIME)
+@Target(ElementType.METHOD)
+public @interface Compare {
+    
+}
diff -r 52386a70f9d9 -r e5b4bd29f268 vmtest/src/main/java/org/apidesign/bck2brwsr/vmtest/VMTest.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/vmtest/src/main/java/org/apidesign/bck2brwsr/vmtest/VMTest.java	Mon Dec 24 07:57:33 2012 +0100
@@ -0,0 +1,43 @@
+/**
+ * Back 2 Browser Bytecode Translator
+ * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. Look for COPYING file in the top folder.
+ * If not, see http://opensource.org/licenses/GPL-2.0.
+ */
+package org.apidesign.bck2brwsr.vmtest;
+
+import org.apidesign.bck2brwsr.vmtest.impl.CompareCase;
+import org.testng.annotations.Factory;
+
+/** A TestNG {@link Factory} that seeks for {@link Compare} annotations
+ * in provided class and builds set of tests that compare the computations
+ * in real as well as JavaScript virtual machines. Use as:<pre>
+ * {@code @}{@link Factory} public static create() {
+ *   return @{link VMTest}.{@link #create(YourClass.class);
+ * }</pre>
+ *
+ * @author Jaroslav Tulach <jtulach@netbeans.org>
+ */
+public final class VMTest {
+    /** Inspects <code>clazz</code> and for each {@lik Compare} method creates
+     * instances of tests. Each instance runs the test in different virtual
+     * machine and at the end they compare the results.
+     * 
+     * @param clazz the class to inspect
+     * @return the set of created tests
+     */
+    public static Object[] create(Class<?> clazz) {
+        return CompareCase.create(clazz);
+    }
+}
diff -r 52386a70f9d9 -r e5b4bd29f268 vmtest/src/main/java/org/apidesign/bck2brwsr/vmtest/impl/Bck2BrwsrCase.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/vmtest/src/main/java/org/apidesign/bck2brwsr/vmtest/impl/Bck2BrwsrCase.java	Mon Dec 24 07:57:33 2012 +0100
@@ -0,0 +1,130 @@
+/**
+ * Back 2 Browser Bytecode Translator
+ * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. Look for COPYING file in the top folder.
+ * If not, see http://opensource.org/licenses/GPL-2.0.
+ */
+package org.apidesign.bck2brwsr.vmtest.impl;
+
+import java.lang.reflect.Method;
+import java.util.Map;
+import java.util.WeakHashMap;
+import javax.script.Invocable;
+import org.apidesign.bck2brwsr.launcher.MethodInvocation;
+import org.testng.ITest;
+import org.testng.annotations.Test;
+
+/**
+ *
+ * @author Jaroslav Tulach <jtulach@netbeans.org>
+ */
+public final class Bck2BrwsrCase implements ITest {
+    private final Method m;
+    private final Launchers l;
+    private final int type;
+    Object value;
+    private Invocable code;
+    private CharSequence codeSeq;
+    private static final Map<Class, Object[]> compiled = new WeakHashMap<>();
+    private Object inst;
+
+    Bck2BrwsrCase(Method m, int type, Launchers l) {
+        this.l = l;
+        this.m = m;
+        this.type = type;
+    }
+
+    @Test(groups = "run")
+    public void executeCode() throws Throwable {
+        if (type == 1) {
+            MethodInvocation c = l.addMethod(m.getDeclaringClass(), m.getName(), false);
+            value = c.toString();
+        } else if (type == 2) {
+            MethodInvocation c = l.addMethod(m.getDeclaringClass(), m.getName(), true);
+            value = c.toString();
+        } else {
+            value = m.invoke(m.getDeclaringClass().newInstance());
+        }
+    }
+
+    @Override
+    public String getTestName() {
+        return m.getName() + "[" + typeName() + "]";
+    }
+
+    final String typeName() {
+        switch (type) {
+            case 0:
+                return "Java";
+            case 1:
+                return "JavaScript";
+            case 2:
+                return "Browser";
+            default:
+                return "Unknown type " + type;
+        }
+    }
+
+    private static String computeSignature(Method m) {
+        StringBuilder sb = new StringBuilder();
+        appendType(sb, m.getReturnType());
+        for (Class<?> c : m.getParameterTypes()) {
+            appendType(sb, c);
+        }
+        return sb.toString();
+    }
+
+    private static void appendType(StringBuilder sb, Class<?> t) {
+        if (t == null) {
+            sb.append('V');
+            return;
+        }
+        if (t.isPrimitive()) {
+            int ch = -1;
+            if (t == int.class) {
+                ch = 'I';
+            }
+            if (t == short.class) {
+                ch = 'S';
+            }
+            if (t == byte.class) {
+                ch = 'B';
+            }
+            if (t == boolean.class) {
+                ch = 'Z';
+            }
+            if (t == long.class) {
+                ch = 'J';
+            }
+            if (t == float.class) {
+                ch = 'F';
+            }
+            if (t == double.class) {
+                ch = 'D';
+            }
+            assert ch != -1 : "Unknown primitive type " + t;
+            sb.append((char) ch);
+            return;
+        }
+        if (t.isArray()) {
+            sb.append("_3");
+            appendType(sb, t.getComponentType());
+            return;
+        }
+        sb.append('L');
+        sb.append(t.getName().replace('.', '_'));
+        sb.append("_2");
+    }
+    
+}
diff -r 52386a70f9d9 -r e5b4bd29f268 vmtest/src/main/java/org/apidesign/bck2brwsr/vmtest/impl/CompareCase.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/vmtest/src/main/java/org/apidesign/bck2brwsr/vmtest/impl/CompareCase.java	Mon Dec 24 07:57:33 2012 +0100
@@ -0,0 +1,114 @@
+/**
+ * Back 2 Browser Bytecode Translator
+ * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. Look for COPYING file in the top folder.
+ * If not, see http://opensource.org/licenses/GPL-2.0.
+ */
+package org.apidesign.bck2brwsr.vmtest.impl;
+
+import org.apidesign.bck2brwsr.vmtest.*;
+import java.io.File;
+import java.io.FileWriter;
+import java.io.IOException;
+import java.lang.reflect.Method;
+import java.util.ArrayList;
+import java.util.List;
+import org.testng.Assert;
+import org.testng.ITest;
+import org.testng.annotations.Factory;
+import org.testng.annotations.Test;
+
+/** A TestNG {@link Factory} that seeks for {@link Compare} annotations
+ * in provided class and builds set of tests that compare the computations
+ * in real as well as JavaScript virtual machines. Use as:<pre>
+ * {@code @}{@link Factory} public static create() {
+ *   return @{link VMTest}.{@link #create(YourClass.class);
+ * }</pre>
+ *
+ * @author Jaroslav Tulach <jtulach@netbeans.org>
+ */
+public final class CompareCase implements ITest {
+    private final Bck2BrwsrCase first, second;
+    private final Method m;
+    
+    private CompareCase(Method m, Bck2BrwsrCase first, Bck2BrwsrCase second) {
+        this.first = first;
+        this.second = second;
+        this.m = m;
+    }
+
+    /** Inspects <code>clazz</code> and for each {@lik Compare} method creates
+     * instances of tests. Each instance runs the test in different virtual
+     * machine and at the end they compare the results.
+     * 
+     * @param clazz the class to inspect
+     * @return the set of created tests
+     */
+    public static Object[] create(Class<?> clazz) {
+        Method[] arr = clazz.getMethods();
+        List<Object> ret = new ArrayList<>();
+        
+        final Launchers l = Launchers.INSTANCE;
+    
+        ret.add(l);
+        
+        for (Method m : arr) {
+            Compare c = m.getAnnotation(Compare.class);
+            if (c == null) {
+                continue;
+            }
+            final Bck2BrwsrCase real = new Bck2BrwsrCase(m, 0, null);
+            final Bck2BrwsrCase js = new Bck2BrwsrCase(m, 1, l);
+            final Bck2BrwsrCase brwsr = new Bck2BrwsrCase(m, 2, l);
+            
+            ret.add(real);
+            ret.add(js);
+            ret.add(brwsr);
+            
+            ret.add(new CompareCase(m, real, js));
+            ret.add(new CompareCase(m, real, brwsr));
+        }
+        return ret.toArray();
+    }
+
+    /** Test that compares the previous results.
+     * @throws Throwable 
+     */
+    @Test(dependsOnGroups = "run") public void compareResults() throws Throwable {
+        Object v1 = first.value;
+        Object v2 = second.value;
+        if (v1 != null) {
+            v1 = v1.toString();
+        } else {
+            v1 = "null";
+        }
+        Assert.assertEquals(v2, v1, "Comparing results");
+    }
+    
+    /** Test name.
+     * @return name of the tested method followed by a suffix
+     */
+    @Override
+    public String getTestName() {
+        return m.getName() + "[Compare " + second.typeName() + "]";
+    }
+    
+    static StringBuilder dumpJS(CharSequence sb) throws IOException {
+        File f = File.createTempFile("execution", ".js");
+        try (FileWriter w = new FileWriter(f)) {
+            w.append(sb);
+        }
+        return new StringBuilder(f.getPath());
+    }
+}
diff -r 52386a70f9d9 -r e5b4bd29f268 vmtest/src/main/java/org/apidesign/bck2brwsr/vmtest/impl/Launchers.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/vmtest/src/main/java/org/apidesign/bck2brwsr/vmtest/impl/Launchers.java	Mon Dec 24 07:57:33 2012 +0100
@@ -0,0 +1,67 @@
+/**
+ * Back 2 Browser Bytecode Translator
+ * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. Look for COPYING file in the top folder.
+ * If not, see http://opensource.org/licenses/GPL-2.0.
+ */
+package org.apidesign.bck2brwsr.vmtest.impl;
+
+import java.io.IOException;
+import org.apidesign.bck2brwsr.launcher.Bck2BrwsrLauncher;
+import org.apidesign.bck2brwsr.launcher.JSLauncher;
+import org.apidesign.bck2brwsr.launcher.MethodInvocation;
+import org.apidesign.vm4brwsr.Bck2Brwsr;
+import org.testng.annotations.AfterGroups;
+import org.testng.annotations.AfterSuite;
+import org.testng.annotations.BeforeGroups;
+import org.testng.annotations.BeforeSuite;
+
+/**
+ *
+ * @author Jaroslav Tulach <jtulach@netbeans.org>
+ */
+public final class Launchers {
+    public static final Launchers INSTANCE = new Launchers();
+    
+    private JSLauncher jsl;
+    private Bck2BrwsrLauncher brwsr;
+    
+    private Launchers() {
+    }
+
+    @BeforeGroups("run")
+    public void initializeLauncher() throws IOException {
+        jsl = new JSLauncher();
+        jsl.addClassLoader(Bck2Brwsr.class.getClassLoader());
+        jsl.initialize();
+        Bck2BrwsrLauncher l = new Bck2BrwsrLauncher();
+        l.addClassLoader(Bck2Brwsr.class.getClassLoader());
+        l.initialize();
+        l.setTimeout(180000);
+        brwsr = l;
+    }
+
+    @AfterGroups("run")
+    public void shutDownLauncher() throws IOException, InterruptedException {
+        brwsr.shutdown();
+    }
+
+    public MethodInvocation addMethod(Class<?> clazz, String name, boolean inBrwsr) throws IOException {
+        if (!inBrwsr) {
+            return jsl.addMethod(clazz, name);
+        } else {
+            return brwsr.addMethod(clazz, name);
+        }
+    }
+}
diff -r 52386a70f9d9 -r e5b4bd29f268 vmtest/src/test/java/org/apidesign/bck2brwsr/tck/CompareHashTest.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/vmtest/src/test/java/org/apidesign/bck2brwsr/tck/CompareHashTest.java	Mon Dec 24 07:57:33 2012 +0100
@@ -0,0 +1,46 @@
+/**
+ * Back 2 Browser Bytecode Translator
+ * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. Look for COPYING file in the top folder.
+ * If not, see http://opensource.org/licenses/GPL-2.0.
+ */
+package org.apidesign.bck2brwsr.tck;
+
+import org.apidesign.bck2brwsr.vmtest.Compare;
+import org.apidesign.bck2brwsr.vmtest.VMTest;
+import org.testng.annotations.Factory;
+
+/**
+ *
+ * @author Jaroslav Tulach <jtulach@netbeans.org>
+ */
+public class CompareHashTest {
+    @Compare public int hashOfString() {
+        return "Ahoj".hashCode();
+    }
+    
+    @Compare public int hashRemainsYieldsZero() {
+        Object o = new Object();
+        return o.hashCode() - o.hashCode();
+    }
+    
+    @Compare public int initializeInStatic() {
+        return StaticUse.NON_NULL.hashCode() - StaticUse.NON_NULL.hashCode();
+    }
+    
+    @Factory
+    public static Object[] create() {
+        return VMTest.create(CompareHashTest.class);
+    }
+}
diff -r 52386a70f9d9 -r e5b4bd29f268 vmtest/src/test/java/org/apidesign/bck2brwsr/tck/CompareStringsTest.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/vmtest/src/test/java/org/apidesign/bck2brwsr/tck/CompareStringsTest.java	Mon Dec 24 07:57:33 2012 +0100
@@ -0,0 +1,110 @@
+/**
+ * Back 2 Browser Bytecode Translator
+ * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. Look for COPYING file in the top folder.
+ * If not, see http://opensource.org/licenses/GPL-2.0.
+ */
+package org.apidesign.bck2brwsr.tck;
+
+import java.net.MalformedURLException;
+import java.net.URL;
+import org.apidesign.bck2brwsr.vmtest.Compare;
+import org.apidesign.bck2brwsr.vmtest.VMTest;
+import org.testng.annotations.Factory;
+
+/**
+ *
+ * @author Jaroslav Tulach <jtulach@netbeans.org>
+ */
+public class CompareStringsTest {
+    @Compare public static Object compareURLs() throws MalformedURLException {
+        return new URL("http://apidesign.org:8080/wiki/").toExternalForm().toString();
+    }
+    
+    @Compare public String deleteLastTwoCharacters() {
+        StringBuilder sb = new StringBuilder();
+        sb.append("453.0");
+        if (sb.toString().endsWith(".0")) {
+            final int l = sb.length();
+            sb.delete(l - 2, l);
+        }
+        return sb.toString().toString();
+    }
+    
+    @Compare public String nameOfStringClass() throws Exception {
+        return Class.forName("java.lang.String").getName();
+    }
+    @Compare public String nameOfArrayClass() throws Exception {
+        return Class.forName("org.apidesign.bck2brwsr.tck.CompareHashTest").getName();
+    }
+    
+    @Compare public String lowerHello() {
+        return "HeLlO".toLowerCase();
+    }
+    
+    @Compare public String lowerA() {
+        return String.valueOf(Character.toLowerCase('A')).toString();
+    }
+    @Compare public String upperHello() {
+        return "hello".toUpperCase();
+    }
+    
+    @Compare public String upperA() {
+        return String.valueOf(Character.toUpperCase('a')).toString();
+    }
+    
+    @Compare public boolean matchRegExp() throws Exception {
+        return "58038503".matches("\\d*");
+    }
+
+    @Compare public boolean doesNotMatchRegExp() throws Exception {
+        return "58038503GH".matches("\\d*");
+    }
+
+    @Compare public boolean doesNotMatchRegExpFully() throws Exception {
+        return "Hello".matches("Hell");
+    }
+    
+    @Compare public String variousCharacterTests() throws Exception {
+        StringBuilder sb = new StringBuilder();
+        
+        sb.append(Character.isUpperCase('a'));
+        sb.append(Character.isUpperCase('A'));
+        sb.append(Character.isLowerCase('a'));
+        sb.append(Character.isLowerCase('A'));
+        
+        sb.append(Character.isLetter('A'));
+        sb.append(Character.isLetterOrDigit('9'));
+        sb.append(Character.isLetterOrDigit('A'));
+        sb.append(Character.isLetter('0'));
+        
+        return sb.toString().toString();
+    }
+        
+    @Compare
+    public String nullFieldInitialized() {
+        NullField nf = new NullField();
+        return ("" + nf.name).toString();
+    }
+
+    @Factory
+    public static Object[] create() {
+        return VMTest.create(CompareStringsTest.class);
+    }
+
+    private static final class NullField {
+
+        String name;
+    }
+}
diff -r 52386a70f9d9 -r e5b4bd29f268 vmtest/src/test/java/org/apidesign/bck2brwsr/tck/ReflectionTest.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/vmtest/src/test/java/org/apidesign/bck2brwsr/tck/ReflectionTest.java	Mon Dec 24 07:57:33 2012 +0100
@@ -0,0 +1,43 @@
+/**
+ * Back 2 Browser Bytecode Translator
+ * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. Look for COPYING file in the top folder.
+ * If not, see http://opensource.org/licenses/GPL-2.0.
+ */
+package org.apidesign.bck2brwsr.tck;
+
+import org.apidesign.bck2brwsr.vmtest.Compare;
+import org.apidesign.bck2brwsr.vmtest.VMTest;
+import org.testng.annotations.Factory;
+
+/**
+ *
+ * @author Jaroslav Tulach <jtulach@netbeans.org>
+ */
+public class ReflectionTest {
+    @Compare public String intType() {
+        return Integer.TYPE.toString();
+    }
+
+    @Compare public String longClass() {
+        return long.class.toString();
+    }
+    
+    
+    @Factory
+    public static Object[] create() {
+        return VMTest.create(ReflectionTest.class);
+    }
+    
+}
diff -r 52386a70f9d9 -r e5b4bd29f268 vmtest/src/test/java/org/apidesign/bck2brwsr/tck/StaticUse.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/vmtest/src/test/java/org/apidesign/bck2brwsr/tck/StaticUse.java	Mon Dec 24 07:57:33 2012 +0100
@@ -0,0 +1,22 @@
+/**
+ * Back 2 Browser Bytecode Translator
+ * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. Look for COPYING file in the top folder.
+ * If not, see http://opensource.org/licenses/GPL-2.0.
+ */
+package org.apidesign.bck2brwsr.tck;
+
+class StaticUse {
+    public static final Object NON_NULL = new Object();
+}