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The source code/* * Copyright (C) The Apache Software Foundation. All rights reserved. * * This software is published under the terms of the Apache Software * License version 1.1, a copy of which has been included with this * distribution in the LICENSE.txt file. */ package org.apache.log4j.net.test; import org.apache.log4j.Category; import org.apache.log4j.BasicConfigurator; import org.apache.log4j.net.SocketAppender; import org.apache.log4j.Priority; import org.apache.log4j.NDC; import java.io.InputStreamReader; public class SocketMin { static Category cat = Category.getInstance(SyslogMin.class.getName()); static SocketAppender s; public static void main(String argv[]) { if(argv.length == 3) init(argv[0], argv[1]); else usage("Wrong number of arguments."); NDC.push("some context"); if(argv[2].equals("true")) loop(); else test(); s.close(); } static void usage(String msg) { System.err.println(msg); System.err.println("Usage: java " + SocketMin.class + " host port true|false"); System.exit(1); } static void init(String host, String portStr) { Category root = Category.getRoot(); BasicConfigurator.configure(); try { int port = Integer.parseInt(portStr); cat.info("Creating socket appender ("+host+","+port+")."); s = new SocketAppender(host, port); s.setName("S"); root.addAppender(s); } catch(java.lang.NumberFormatException e) { e.printStackTrace(); usage("Could not interpret port number ["+ portStr +"]."); } catch(Exception e) { System.err.println("Could not start!"); e.printStackTrace(); System.exit(1); } } static void loop() { Category root = Category.getRoot(); InputStreamReader in = new InputStreamReader(System.in); System.out.println("Type 'q' to quit"); int i; int k = 0; while (true) { cat.debug("Message " + k++); cat.info("Message " + k++); cat.warn("Message " + k++); cat.error("Message " + k++, new Exception("Just testing")); try {i = in.read(); } catch(Exception e) { return; } if(i == -1) break; if(i == 'q') break; if(i == 'r') { System.out.println("Removing appender S"); root.removeAppender("S"); } } } static void test() { int i = 0; cat.debug( "Message " + i++); cat.info( "Message " + i++); cat.warn( "Message " + i++); cat.error( "Message " + i++); cat.log(Priority.FATAL, "Message " + i++); cat.debug("Message " + i++, new Exception("Just testing.")); } } |
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