/** * Utility method which dynamically binds a Context to the current thread, if none already exists. */ public static Object callMethod( ContextFactory factory, final Scriptable thisObj, final Function f, final Object[] args, final long argsToWrap) { if (f == null) { // See comments in getFunction return Undefined.instance; } if (factory == null) { factory = ContextFactory.getGlobal(); } final Scriptable scope = f.getParentScope(); if (argsToWrap == 0) { return Context.call(factory, f, scope, thisObj, args); } Context cx = Context.getCurrentContext(); if (cx != null) { return doCall(cx, scope, thisObj, f, args, argsToWrap); } else { return factory.call( new ContextAction() { public Object run(Context cx) { return doCall(cx, scope, thisObj, f, args, argsToWrap); } }); } }
// Needed by NativeJavaObject de-serializer public static Object readAdapterObject(Scriptable self, ObjectInputStream in) throws IOException, ClassNotFoundException { ContextFactory factory; Context cx = Context.getCurrentContext(); if (cx != null) { factory = cx.getFactory(); } else { factory = null; } Class<?> superClass = Class.forName((String) in.readObject()); String[] interfaceNames = (String[]) in.readObject(); Class<?>[] interfaces = new Class[interfaceNames.length]; for (int i = 0; i < interfaceNames.length; i++) interfaces[i] = Class.forName(interfaceNames[i]); Scriptable delegee = (Scriptable) in.readObject(); Class<?> adapterClass = getAdapterClass(self, superClass, interfaces, delegee); Class<?>[] ctorParms = { ScriptRuntime.ContextFactoryClass, ScriptRuntime.ScriptableClass, ScriptRuntime.ScriptableClass }; Object[] ctorArgs = {factory, delegee, self}; try { return adapterClass.getConstructor(ctorParms).newInstance(ctorArgs); } catch (InstantiationException e) { } catch (IllegalAccessException e) { } catch (InvocationTargetException e) { } catch (NoSuchMethodException e) { } throw new ClassNotFoundException("adapter"); }