static Object js_createAdpter(Context cx, Scriptable scope, Object[] args) { int N = args.length; if (N == 0) { throw ScriptRuntime.typeError0("msg.adapter.zero.args"); } Class superClass = null; Class[] intfs = new Class[N - 1]; int interfaceCount = 0; for (int i = 0; i != N - 1; ++i) { Object arg = args[i]; if (!(arg instanceof NativeJavaClass)) { throw ScriptRuntime.typeError2( "msg.not.java.class.arg", String.valueOf(i), ScriptRuntime.toString(arg)); } Class c = ((NativeJavaClass) arg).getClassObject(); if (!c.isInterface()) { if (superClass != null) { throw ScriptRuntime.typeError2("msg.only.one.super", superClass.getName(), c.getName()); } superClass = c; } else { intfs[interfaceCount++] = c; } } if (superClass == null) superClass = ScriptRuntime.ObjectClass; Class[] interfaces = new Class[interfaceCount]; System.arraycopy(intfs, 0, interfaces, 0, interfaceCount); Scriptable obj = ScriptRuntime.toObject(cx, scope, args[N - 1]); Class adapterClass = getAdapterClass(scope, superClass, interfaces, obj); Class[] ctorParms = {ScriptRuntime.ContextFactoryClass, ScriptRuntime.ScriptableClass}; Object[] ctorArgs = {cx.getFactory(), obj}; try { Object adapter = adapterClass.getConstructor(ctorParms).newInstance(ctorArgs); return getAdapterSelf(adapterClass, adapter); } catch (Exception ex) { throw Context.throwAsScriptRuntimeEx(ex); } }
// 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"); }