NFS server support added to filesystem server, includes mount and portmapper services plus an NFS v3 server.

Not enabled or wired in yet.

git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@4742 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261

source/java/org/alfresco/filesys/server/oncrpc/TcpRpcClient.java

@@ -0,0 +1,97 @@
+/*
+ * Copyright (C) 2005 Alfresco, Inc.
+ *
+ * Licensed under the Mozilla Public License version 1.1 
+ * with a permitted attribution clause. You may obtain a
+ * copy of the License at
+ *
+ *   http://www.alfresco.org/legal/license.txt
+ *
+ * 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.alfresco.filesys.server.oncrpc;
+
+import java.io.*;
+import java.net.*;
+
+/**
+ * TCP RPC Client Connection Class
+ * 
+ * @author GKSpencer
+ */
+public class TcpRpcClient extends RpcClient {
+
+	//	TCP RPC client connection
+
+	private TcpRpcPacketHandler m_client;
+
+	/**
+	 * Class constructor 
+	 *
+	 * @param addr InetAddress
+	 * @param port int
+	 * @param maxRpcSize int
+	 * @throws IOException
+	 */
+	public TcpRpcClient(InetAddress addr, int port, int maxRpcSize) throws IOException
+	{
+		super(addr, port, Rpc.TCP, maxRpcSize);
+
+		//	Connect a socket to the remote server
+
+		Socket sock = new Socket(getServerAddress(), getServerPort());
+
+		//	Create the TCP RPC packet handler for the client connection
+
+		m_client = new TcpRpcPacketHandler(sock, maxRpcSize);
+	}
+
+	/**
+	 * Send an RPC request using the socket connection, and receive a response
+	 * 
+	 * @param rpc RpcPacket
+	 * @param rxRpc RpcPacket
+	 * @return RpcPacket
+	 * @throws IOException
+	 */
+	public RpcPacket sendRPC(RpcPacket rpc, RpcPacket rxRpc)
+		throws IOException
+	{
+
+		//	Use the TCP packet handler to send the RPC
+
+		m_client.sendRpc(rpc);
+
+		//	Receive a response RPC
+
+		RpcPacket rxPkt = rxRpc;
+		if (rxPkt == null)
+			rxPkt = new RpcPacket(getMaximumRpcSize());
+
+		m_client.receiveRpc(rxPkt);
+
+		//	Return the RPC response
+
+		return rxPkt;
+	}
+
+	/**
+	 * Close the connection to the remote RPC server 
+	 */
+	public void closeConnection()
+	{
+
+		//	Close the packet handler
+
+		if (m_client != null)
+		{
+			m_client.closePacketHandler();
+			m_client = null;
+		}
+	}
+}