Java tutorial
//package com.java2s; /* * Copyright (C) 2011 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. */ import java.lang.reflect.Field; public class Main { /** Whether to log debug output. */ private static boolean DEBUG = false; public static Object getFieldValue(Object receiver, Object defaultValue, Field field) { if (field == null) { return defaultValue; } try { return field.get(receiver); } catch (Exception e) { if (DEBUG) { e.printStackTrace(); } } return defaultValue; } }