+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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.apache.log4j.net;
+
+import java.net.ServerSocket;
+import java.net.Socket;
+
+import org.apache.log4j.LogManager;
+import org.apache.log4j.Logger;
+import org.apache.log4j.PropertyConfigurator;
+import org.apache.log4j.xml.DOMConfigurator;
+
+
+/**
+ * A simple {@link SocketNode} based server.
+ *
+ <pre>
+ <b>Usage:</b> java org.apache.log4j.net.SimpleSocketServer port configFile
+
+ where <em>port</em> is a port number where the server listens and
+ <em>configFile</em> is a configuration file fed to the {@link
+ PropertyConfigurator} or to {@link DOMConfigurator} if an XML file.
+ </pre>
+ *
+ * @author Ceki Gülcü
+ *
+ * @since 0.8.4
+ * */
+public class SimpleSocketServer {
+
+ static Logger cat = Logger.getLogger(SimpleSocketServer.class);
+
+ static int port;
+
+ public
+ static
+ void main(String argv[]) {
+ if(argv.length == 2) {
+ init(argv[0], argv[1]);
+ } else {
+ usage("Wrong number of arguments.");
+ }
+
+ try {
+ cat.info("Listening on port " + port);
+ ServerSocket serverSocket = new ServerSocket(port);
+ while(true) {
+ cat.info("Waiting to accept a new client.");
+ Socket socket = serverSocket.accept();
+ cat.info("Connected to client at " + socket.getInetAddress());
+ cat.info("Starting new socket node.");
+ new Thread(new SocketNode(socket,
+ LogManager.getLoggerRepository()),"SimpleSocketServer-" + port).start();
+ }
+ } catch(Exception e) {
+ e.printStackTrace();
+ }
+ }
+
+
+ static void usage(String msg) {
+ System.err.println(msg);
+ System.err.println(
+ "Usage: java " +SimpleSocketServer.class.getName() + " port configFile");
+ System.exit(1);
+ }
+
+ static void init(String portStr, String configFile) {
+ try {
+ port = Integer.parseInt(portStr);
+ } catch(java.lang.NumberFormatException e) {
+ e.printStackTrace();
+ usage("Could not interpret port number ["+ portStr +"].");
+ }
+
+ if(configFile.endsWith(".xml")) {
+ DOMConfigurator.configure(configFile);
+ } else {
+ PropertyConfigurator.configure(configFile);
+ }
+ }
+}