e.aconst_null(); e.invoke_static_this(SET_THREAD_CALLBACKS);
    private void emitNewInstanceMultiarg(ClassEmitter ce, List constructors) {        final CodeEmitter e = ce.begin_method(Constants.ACC_PUBLIC, MULTIARG_NEW_INSTANCE, null, null);        e.load_arg(2);        e.invoke_static_this(SET_THREAD_CALLBACKS);        e.new_instance_this();        e.dup();        e.load_arg(0);        EmitUtils.constructor_switch(e, constructors, new ObjectSwitchCallback() {            public void processCase(Object key, Label end) {                MethodInfo constructor = (MethodInfo)key;                Type types[] = constructor.getSignature().getArgumentTypes();                for (int i = 0; i < types.length; i++) {                    e.load_arg(1);                    e.push(i);                    e.aaload();                    e.unbox(types[i]);                }                e.invoke_constructor_this(constructor.getSignature());                e.goTo(end);            }            public void processDefault() {                e.throw_exception(ILLEGAL_ARGUMENT_EXCEPTION, "Constructor not found");            }        });        e.return_value();        e.end_method();    }