1d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen/** 2d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * All rights reserved. Licensed under the Apache License, Version 2.0 (the "License"); 3d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * you may not use this file except in compliance with the License. 4d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * You may obtain a copy of the License at 5d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * 6d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * http://www.apache.org/licenses/LICENSE-2.0 7d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * 8d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * Unless required by applicable law or agreed to in writing, software 9d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * distributed under the License is distributed on an "AS IS" BASIS, 10d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 11d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * See the License for the specific language governing permissions and 12d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * limitations under the License. 13d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen */ 14d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chenpackage org.jivesoftware.smack.util; 15d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen 16d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chenimport org.jivesoftware.smack.PacketCollector; 17d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chenimport org.jivesoftware.smack.SmackConfiguration; 18d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chenimport org.jivesoftware.smack.Connection; 19d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chenimport org.jivesoftware.smack.XMPPException; 20d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chenimport org.jivesoftware.smack.filter.PacketFilter; 21d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chenimport org.jivesoftware.smack.filter.PacketIDFilter; 22d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chenimport org.jivesoftware.smack.packet.Packet; 23d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen 24d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen/** 25d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * Utility class for doing synchronous calls to the server. Provides several 26d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * methods for sending a packet to the server and waiting for the reply. 27d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * 28d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen * @author Robin Collier 29d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen */ 30d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chenfinal public class SyncPacketSend 31d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen{ 32d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen private SyncPacketSend() 33d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen { } 34d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen 35d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen static public Packet getReply(Connection connection, Packet packet, long timeout) 36d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen throws XMPPException 37d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen { 38d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen PacketFilter responseFilter = new PacketIDFilter(packet.getPacketID()); 39d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen PacketCollector response = connection.createPacketCollector(responseFilter); 40d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen 41d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen connection.sendPacket(packet); 42d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen 43d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen // Wait up to a certain number of seconds for a reply. 44d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen Packet result = response.nextResult(timeout); 45d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen 46d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen // Stop queuing results 47d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen response.cancel(); 48d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen 49d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen if (result == null) { 50d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen throw new XMPPException("No response from server."); 51d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen } 52d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen else if (result.getError() != null) { 53d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen throw new XMPPException(result.getError()); 54d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen } 55d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen return result; 56d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen } 57d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen 58d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen static public Packet getReply(Connection connection, Packet packet) 59d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen throws XMPPException 60d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen { 61d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen return getReply(connection, packet, SmackConfiguration.getPacketReplyTimeout()); 62d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen } 63d7955ce24d294fb2014c59d11fca184471056f44Shuyi Chen} 64