From f89e762f02190f18f8381dc955210b14668a08ae Mon Sep 17 00:00:00 2001
From: rcollier <rcollier@b35dd754-fafc-0310-a699-88a17e54d16e>
Date: Wed, 28 Oct 2009 22:55:57 +0000
Subject: [PATCH] Convenience class for doing synchronous calls to the server

git-svn-id: http://svn.igniterealtime.org/svn/repos/smack/trunk@11351 b35dd754-fafc-0310-a699-88a17e54d16e
---
 .../smackx/packet/SyncPacketSend.java         | 63 +++++++++++++++++++
 1 file changed, 63 insertions(+)
 create mode 100644 source/org/jivesoftware/smackx/packet/SyncPacketSend.java

diff --git a/source/org/jivesoftware/smackx/packet/SyncPacketSend.java b/source/org/jivesoftware/smackx/packet/SyncPacketSend.java
new file mode 100644
index 000000000..463d5abf0
--- /dev/null
+++ b/source/org/jivesoftware/smackx/packet/SyncPacketSend.java
@@ -0,0 +1,63 @@
+/**
+ * All rights reserved. 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.
+ */
+package org.jivesoftware.smackx.packet;
+
+import org.jivesoftware.smack.PacketCollector;
+import org.jivesoftware.smack.SmackConfiguration;
+import org.jivesoftware.smack.XMPPConnection;
+import org.jivesoftware.smack.XMPPException;
+import org.jivesoftware.smack.filter.PacketFilter;
+import org.jivesoftware.smack.filter.PacketIDFilter;
+import org.jivesoftware.smack.packet.Packet;
+
+/**
+ * Utility class for doing synchronous calls to the server.  Provides several
+ * methods for sending a packet to the server and waiting for the reply.
+ * 
+ * @author Robin Collier
+ */
+final public class SyncPacketSend
+{
+	private SyncPacketSend()
+	{	}
+	
+	static public Packet getReply(XMPPConnection connection, Packet packet, long timeout)
+		throws XMPPException
+	{
+        PacketFilter responseFilter = new PacketIDFilter(packet.getPacketID());
+        PacketCollector response = connection.createPacketCollector(responseFilter);
+        
+        connection.sendPacket(packet);
+
+        // Wait up to a certain number of seconds for a reply.
+        Packet result = response.nextResult(timeout);
+
+        // Stop queuing results
+        response.cancel();
+
+        if (result == null) {
+            throw new XMPPException("No response from server.");
+        }
+        else if (result.getError() != null) {
+            throw new XMPPException(result.getError());
+        }
+        return result;
+	}
+
+	static public Packet getReply(XMPPConnection connection, Packet packet)
+		throws XMPPException
+	{
+		return getReply(connection, packet, SmackConfiguration.getPacketReplyTimeout());
+	}
+}