rt/vm/src/main/java/org/apidesign/vm4brwsr/VM.java
branchclosure
changeset 1495 d5dd07b45f79
parent 1493 234fea368401
child 1496 d3df935aff70
     1.1 --- a/rt/vm/src/main/java/org/apidesign/vm4brwsr/VM.java	Sun Apr 27 22:40:17 2014 +0200
     1.2 +++ b/rt/vm/src/main/java/org/apidesign/vm4brwsr/VM.java	Mon Apr 28 10:59:12 2014 +0200
     1.3 @@ -19,6 +19,7 @@
     1.4  
     1.5  import java.io.IOException;
     1.6  import java.io.InputStream;
     1.7 +import org.apidesign.bck2brwsr.core.JavaScriptBody;
     1.8  import org.apidesign.vm4brwsr.ByteCodeParser.ClassData;
     1.9  import org.apidesign.vm4brwsr.ByteCodeParser.FieldData;
    1.10  import org.apidesign.vm4brwsr.ByteCodeParser.MethodData;
    1.11 @@ -79,10 +80,10 @@
    1.12              fixedNames.add(fixedClass.getName().replace('.', '/'));
    1.13          }
    1.14  
    1.15 -        vm.doCompile(fixedNames.addAndNew(both));
    1.16 +        vm.doCompile(fixedNames.addAndNew(both), config.allResources());
    1.17      }
    1.18  
    1.19 -    private void doCompile(StringArray names) throws IOException {
    1.20 +    private void doCompile(StringArray names, StringArray asBinary) throws IOException {
    1.21          generatePrologue();
    1.22          out.append(
    1.23                  "\n  var invoker = function Invoker() {"
    1.24 @@ -97,10 +98,29 @@
    1.25                             + "\n    return invoker;"
    1.26                             + "\n  };");
    1.27          }
    1.28 +        
    1.29 +        for (String r : asBinary.toArray()) {
    1.30 +            out.append("\n  ").append(getExportsObject()).append(".registerResource('");
    1.31 +            out.append(r).append("', '");
    1.32 +            InputStream is = this.resources.get(r);
    1.33 +            byte[] arr = new byte[is.available()];
    1.34 +            int len = is.read(arr);
    1.35 +            if (len != arr.length) {
    1.36 +                throw new IOException("Not read as much as expected for " + r + " expected: " + arr.length + " was: " + len);
    1.37 +            }
    1.38 +            out.append(btoa(arr));
    1.39 +            out.append("');");
    1.40 +        }
    1.41 +        
    1.42          out.append("\n");
    1.43          generateEpilogue();
    1.44      }
    1.45  
    1.46 +    @JavaScriptBody(args = { "arr" }, body = "return btoa(arr);")
    1.47 +    private static String btoa(byte[] arr) {
    1.48 +        return javax.xml.bind.DatatypeConverter.printBase64Binary(arr);
    1.49 +    }
    1.50 +
    1.51      protected abstract void generatePrologue() throws IOException;
    1.52  
    1.53      protected abstract void generateEpilogue() throws IOException;
    1.54 @@ -435,10 +455,19 @@
    1.55                  + "  var extensions = [];\n"
    1.56                  + "  global.bck2brwsr = function() {\n"
    1.57                  + "    var args = Array.prototype.slice.apply(arguments);\n"
    1.58 -                + "    var vm = fillInVMSkeleton({});\n"
    1.59 +                + "    var resources = {};\n"
    1.60 +                + "    function registerResource(n, a64) {\n"
    1.61 +                + "      var str = atob(a64);\n"
    1.62 +                + "      var arr = [];\n"
    1.63 +                + "      for (var i = 0; i < str.length; i++) arr.push(str.charCodeAt(i) & 0xff);\n"
    1.64 +                + "      if (!resources[n]) resources[n] = [arr];\n"
    1.65 +                + "      else resources[n].push(arr);\n"
    1.66 +                + "    }\n"
    1.67 +                + "    var vm = fillInVMSkeleton({ 'registerResource' : registerResource });\n"
    1.68                  + "    for (var i = 0; i < extensions.length; ++i) {\n"
    1.69                  + "      extensions[i](vm);\n"
    1.70                  + "    }\n"
    1.71 +                + "    vm.registerResource = null;\n"
    1.72                  + "    var knownExtensions = extensions.length;\n"
    1.73                  + "    var loader = {};\n"
    1.74                  + "    loader.vm = vm;\n"
    1.75 @@ -451,7 +480,9 @@
    1.76                  + "          load__Ljava_lang_Object_2Ljava_lang_Object_2Ljava_lang_String_2_3Ljava_lang_Object_2(loader, name, args);\n"
    1.77                  + "      } catch (err) {\n"
    1.78                  + "        while (knownExtensions < extensions.length) {\n"
    1.79 +                + "          vm.registerResource = registerResource;\n"
    1.80                  + "          extensions[knownExtensions++](vm);\n"
    1.81 +                + "          vm.registerResource = null;\n"
    1.82                  + "        }\n"
    1.83                  + "        fn = vm[attr];\n"
    1.84                  + "        if (fn) return fn(false);\n"
    1.85 @@ -463,6 +494,7 @@
    1.86                  + "    }\n"
    1.87                  + "    vm.loadClass = loader.loadClass;\n"
    1.88                  + "    vm.loadBytes = function(name) {\n"
    1.89 +                + "      if (resources[name]) return resources[name][0];\n"
    1.90                  + "      return vm.org_apidesign_vm4brwsr_VMLazy(false).\n"
    1.91                  + "        loadBytes___3BLjava_lang_Object_2Ljava_lang_String_2_3Ljava_lang_Object_2(loader, name, args);\n"
    1.92                  + "    }\n"