| /* |
| * Copyright (C) 2008 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.tools.layoutlib.create; |
| |
| |
| /** |
| * An adapter to make it easier to use {@link MethodListener}. |
| * <p/> |
| * The adapter calls the void {@link #onInvokeV(String, boolean, Object)} listener |
| * for all types (I, L, F, D and A), returning 0 or null as appropriate. |
| */ |
| public class MethodAdapter implements MethodListener { |
| /** |
| * A stub method is being invoked. |
| * <p/> |
| * Known limitation: caller arguments are not available. |
| * |
| * @param signature The signature of the method being invoked, composed of the |
| * binary class name followed by the method descriptor (aka argument |
| * types). Example: "com/foo/MyClass/InnerClass/printInt(I)V". |
| * @param isNative True if the method was a native method. |
| * @param caller The calling object. Null for static methods, "this" for instance methods. |
| */ |
| @Override |
| public void onInvokeV(String signature, boolean isNative, Object caller) { |
| } |
| |
| /** |
| * Same as {@link #onInvokeV(String, boolean, Object)} but returns an integer or similar. |
| * @see #onInvokeV(String, boolean, Object) |
| * @return an integer, or a boolean, or a short or a byte. |
| */ |
| @Override |
| public int onInvokeI(String signature, boolean isNative, Object caller) { |
| onInvokeV(signature, isNative, caller); |
| return 0; |
| } |
| |
| /** |
| * Same as {@link #onInvokeV(String, boolean, Object)} but returns a long. |
| * @see #onInvokeV(String, boolean, Object) |
| * @return a long. |
| */ |
| @Override |
| public long onInvokeL(String signature, boolean isNative, Object caller) { |
| onInvokeV(signature, isNative, caller); |
| return 0; |
| } |
| |
| /** |
| * Same as {@link #onInvokeV(String, boolean, Object)} but returns a float. |
| * @see #onInvokeV(String, boolean, Object) |
| * @return a float. |
| */ |
| @Override |
| public float onInvokeF(String signature, boolean isNative, Object caller) { |
| onInvokeV(signature, isNative, caller); |
| return 0; |
| } |
| |
| /** |
| * Same as {@link #onInvokeV(String, boolean, Object)} but returns a double. |
| * @see #onInvokeV(String, boolean, Object) |
| * @return a double. |
| */ |
| @Override |
| public double onInvokeD(String signature, boolean isNative, Object caller) { |
| onInvokeV(signature, isNative, caller); |
| return 0; |
| } |
| |
| /** |
| * Same as {@link #onInvokeV(String, boolean, Object)} but returns an object. |
| * @see #onInvokeV(String, boolean, Object) |
| * @return an object. |
| */ |
| @Override |
| public Object onInvokeA(String signature, boolean isNative, Object caller) { |
| onInvokeV(signature, isNative, caller); |
| return null; |
| } |
| } |
| |