2 * Back 2 Browser Bytecode Translator
3 * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
5 * This program is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation, version 2 of the License.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program. Look for COPYING file in the top folder.
16 * If not, see http://opensource.org/licenses/GPL-2.0.
18 package org.apidesign.bck2brwsr.launcher;
21 import java.io.IOException;
22 import java.io.InputStream;
23 import java.io.StringWriter;
24 import java.net.JarURLConnection;
25 import java.net.URISyntaxException;
27 import java.util.ArrayList;
28 import java.util.Enumeration;
29 import java.util.List;
31 import java.util.logging.Level;
32 import java.util.logging.Logger;
33 import org.apidesign.bck2brwsr.aot.Bck2BrwsrJars;
34 import org.apidesign.bck2brwsr.launcher.BaseHTTPLauncher.Res;
35 import org.apidesign.vm4brwsr.Bck2Brwsr;
39 * @author Jaroslav Tulach
42 private static final Logger LOG = Logger.getLogger(CompileCP.class.getName());
43 static String compileJAR(final File jar, Set<String> testClasses)
45 StringWriter w = new StringWriter();
47 Bck2BrwsrJars.configureFrom(null, jar)
48 .addExported(testClasses.toArray(new String[0]))
52 } catch (IOException ex) {
54 } catch (Throwable ex) {
55 throw new IOException("Cannot compile: ", ex);
61 static String compileFromClassPath(URL u, final Res r) throws IOException {
64 f = new File(u.toURI());
65 } catch (URISyntaxException ex) {
66 throw new IOException(ex);
68 for (String s : System.getProperty("java.class.path").split(File.pathSeparator)) {
69 if (!f.getPath().startsWith(s)) {
72 File root = new File(s);
73 List<String> arr = new ArrayList<>();
74 List<String> classes = new ArrayList<>();
75 listDir(root, null, classes, arr);
76 StringWriter w = new StringWriter();
78 Bck2Brwsr.newCompiler()
79 .addRootClasses(classes.toArray(new String[0]))
80 .addResources(arr.toArray(new String[0]))
82 //.obfuscation(ObfuscationLevel.FULL)
83 .resources(new EmulationResources() {
85 public InputStream get(String resource) throws IOException {
87 final URL url = r.get(resource, 0);
88 return url == null ? null : url.openStream();
90 return super.get(resource);
96 } catch (ClassFormatError ex) {
97 throw new IOException(ex);
106 private static void listDir(File f, String pref, List<String> classes, List<String> resources) throws IOException {
107 File[] arr = f.listFiles();
109 if (f.getName().endsWith(".class")) {
110 classes.add(pref + f.getName().substring(0, f.getName().length() - 6));
112 resources.add(pref + f.getName());
115 for (File ch : arr) {
117 listDir(ch, pref == null ? "" : pref + f.getName() + "/", classes, resources);
122 static void compileVM(StringBuilder sb, final Res r) throws IOException {
125 URL u = r.get(InterruptedException.class.getName().replace('.', '/') + ".class", 0);
126 JarURLConnection juc = (JarURLConnection)u.openConnection();
127 rt = Bck2BrwsrJars.configureFrom(null, new File(juc.getJarFileURL().toURI()));
128 } catch (URISyntaxException ex) {
129 throw new IOException(ex);
133 URL u = r.get(Bck2Brwsr.class.getName().replace('.', '/') + ".class", 0);
134 JarURLConnection juc = (JarURLConnection)u.openConnection();
135 all = Bck2BrwsrJars.configureFrom(rt, new File(juc.getJarFileURL().toURI()));
136 } catch (URISyntaxException ex) {
137 throw new IOException(ex);
142 //.obfuscation(ObfuscationLevel.FULL)
143 .resources(new Bck2Brwsr.Resources() {
145 public InputStream get(String resource) throws IOException {
146 final URL url = r.get(resource, 0);
147 return url == null ? null : url.openStream();
152 static class EmulationResources implements Bck2Brwsr.Resources {
155 public InputStream get(String name) throws IOException {
156 Enumeration<URL> en = Bck2BrwsrJars.class.getClassLoader().getResources(name);
158 while (en.hasMoreElements()) {
159 u = en.nextElement();
162 LOG.log(Level.WARNING, "Cannot find {0}", name);
165 if (u.toExternalForm().contains("/rt.jar!")) {
166 LOG.log(Level.WARNING, "{0}No bootdelegation for ", name);
169 return u.openStream();