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 android.net.Uri; public class Main { private static final String MESSAGE_ID_PARAM = "MESSAGE_ID"; /** * Add the message ID parameter. */ public static void setMessageId(Uri.Builder b, long messageId) { if (messageId != -1) { b.appendQueryParameter(MESSAGE_ID_PARAM, Long.toString(messageId)); } } }