Java tutorial
//package com.java2s; /* * Copyright (C) 2016 chentaov5@gmail.com * * 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 android.text.TextUtils; import android.util.Log; import java.lang.reflect.Field; public class Main { private static final String TAG = "JLLKReflectHelper"; static Field getField(Class<?> clz, final String fldName) { if (clz == null || TextUtils.isEmpty(fldName)) { return null; } Field fld = null; try { fld = clz.getDeclaredField(fldName); fld.setAccessible(true); } catch (NoSuchFieldException e) { Log.d(TAG, e.getMessage(), e); } return fld; } }