applied patches for extracted api for socks5 bytestreams and in-band bytestream

git-svn-id: http://svn.igniterealtime.org/svn/repos/smack/branches/improve_bytestreams@11818 b35dd754-fafc-0310-a699-88a17e54d16e

test-unit/org/jivesoftware/smackx/socks5bytestream/Socks5PacketUtils.java

@@ -0,0 +1,119 @@
+/**
+ * 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.socks5bytestream;
+
+import org.jivesoftware.smack.packet.IQ;
+import org.jivesoftware.smackx.packet.DiscoverInfo;
+import org.jivesoftware.smackx.packet.DiscoverItems;
+import org.jivesoftware.smackx.socks5bytestream.packet.Bytestream;
+
+/**
+ * A collection of utility methods to create XMPP packets.
+ * 
+ * @author Henning Staib
+ */
+public class Socks5PacketUtils {
+
+    /**
+     * Returns a SOCKS5 Bytestream initialization request packet. The Request doesn't contain any
+     * SOCKS5 proxies.
+     * 
+     * @param from the initiator
+     * @param to the target
+     * @param sessionID the session ID
+     * @return SOCKS5 Bytestream initialization request packet
+     */
+    public static Bytestream createBytestreamInitiation(String from, String to, String sessionID) {
+        Bytestream bytestream = new Bytestream();
+        bytestream.getPacketID();
+        bytestream.setFrom(from);
+        bytestream.setTo(to);
+        bytestream.setSessionID(sessionID);
+        bytestream.setType(IQ.Type.SET);
+        return bytestream;
+    }
+
+    /**
+     * Returns a response to a SOCKS5 Bytestream initialization request. The packet doesn't contain
+     * the uses-host information.
+     * 
+     * @param from the target
+     * @param to the initiator
+     * @return response to a SOCKS5 Bytestream initialization request
+     */
+    public static Bytestream createBytestreamResponse(String from, String to) {
+        Bytestream streamHostInfo = new Bytestream();
+        streamHostInfo.getPacketID();
+        streamHostInfo.setFrom(from);
+        streamHostInfo.setTo(to);
+        streamHostInfo.setType(IQ.Type.RESULT);
+        return streamHostInfo;
+    }
+
+    /**
+     * Returns a response to an item discovery request. The packet doesn't contain any items.
+     * 
+     * @param from the XMPP server
+     * @param to the XMPP client
+     * @return response to an item discovery request
+     */
+    public static DiscoverItems createDiscoverItems(String from, String to) {
+        DiscoverItems discoverItems = new DiscoverItems();
+        discoverItems.getPacketID();
+        discoverItems.setFrom(from);
+        discoverItems.setTo(to);
+        discoverItems.setType(IQ.Type.RESULT);
+        return discoverItems;
+    }
+
+    /**
+     * Returns a response to an info discovery request. The packet doesn't contain any infos.
+     * 
+     * @param from the target
+     * @param to the initiator
+     * @return response to an info discovery request
+     */
+    public static DiscoverInfo createDiscoverInfo(String from, String to) {
+        DiscoverInfo discoverInfo = new DiscoverInfo();
+        discoverInfo.getPacketID();
+        discoverInfo.setFrom(from);
+        discoverInfo.setTo(to);
+        discoverInfo.setType(IQ.Type.RESULT);
+        return discoverInfo;
+    }
+
+    /**
+     * Returns a response IQ for a activation request to the proxy.
+     * 
+     * @param from JID of the proxy
+     * @param to JID of the client who wants to activate the SOCKS5 Bytestream
+     * @return response IQ for a activation request to the proxy
+     */
+    public static IQ createActivationConfirmation(String from, String to) {
+        IQ response = new IQ() {
+
+            @Override
+            public String getChildElementXML() {
+                return null;
+            }
+
+        };
+        response.getPacketID();
+        response.setFrom(from);
+        response.setTo(to);
+        response.setType(IQ.Type.RESULT);
+        return response;
+    }
+
+}