Java tutorial
//package com.java2s; /*********************************************************************************************************************** * * Copyright (C) 2013, 2014 by sunnsoft (http://www.sunnsoft.com) * http://www.sunnsoft.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 org.json.JSONException; import org.json.JSONObject; import android.os.Parcel; import android.text.TextUtils; public class Main { public static String readString(Parcel in) { String val = in.readString(); return TextUtils.isEmpty(val) || val.equals("null") ? null : val; } public static String readString(JSONObject json, String name) throws JSONException { String val = json.has(name) ? json.getString(name) : null; return TextUtils.isEmpty(val) || val.equals("null") ? null : val; } }