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Example of changing the HTML DOM structure with Java Bytecode

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This commit is contained in:
Artur Ventura 2011-11-17 03:18:15 +00:00
commit 34ce88ee62
6 changed files with 11 additions and 7 deletions
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runtime/bicavm/browser/Window.class Normal file
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5
runtime/bicavm/browser/Window.java Normal file
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@ -0,0 +1,5 @@
package bicavm.browser;
public class Window{
public static native void setTitle(String title);
}

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runtime/foo.class
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8
src/intrp.def
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@ -940,9 +940,9 @@ DEFOP(INVOKESTATIC)
LOG("Calling " + className + " " + method.name_ref.str + method.descriptor_ref.str) LOG("Calling " + className + " " + method.name_ref.str + method.descriptor_ref.str)
LOG("!! NATIVE !!") LOG("!! NATIVE !!")
if (xl.jvm.internalJNITable[className] && methodId in xl.jvm.internalJNITable[className]){ if (xl.jvm.internalJNITable[className] && methodId in xl.jvm.internalJNITable[className]){
result = xl.jvm.internalJNITable[className][methodId].apply(cl,args); result = {return_object: xl.jvm.internalJNITable[className][methodId].apply(cl,args)};
}else if (xl.jvm.JNITable[className] && methodId in xl.jvm.JNITable[className]){ }else if (xl.jvm.JNITable[className] && methodId in xl.jvm.JNITable[className]){
result = xl.jvm.JNITable[className][methodId].apply(cl,args) result = {return_object: xl.jvm.JNITable[className][methodId].apply(cl,args)};s
}else{ }else{
PANIC(methodId + " declared as native but not mapped"); PANIC(methodId + " declared as native but not mapped");
} }
@ -950,8 +950,8 @@ DEFOP(INVOKESTATIC)
}else{ }else{
result = method.invoke(args,cl); result = method.invoke(args,cl);
} }
if (result != undefined){ if (result != undefined && result.return_object!= undefined){
OPPUSH(result); OPPUSH(result.return_object);
} }
ENDDEF ENDDEF

3
src/javaNativeInterface.js
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@ -51,7 +51,6 @@ function java_lang_Double_doubleToRawLongBits(d){
return new math.Long(y[0],y[1]); return new math.Long(y[0],y[1]);
} }
function bicavm_browser_Window_setLocation(s){ function bicavm_browser_Window_setTitle(s){
window.document.title = javaString2JS(s); window.document.title = javaString2JS(s);
} }