/* * Copyright 1999-2005 The Apache Software Foundation. *  * 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.apache.log4j.varia.test; import org.apache.log4j.Logger;import org.apache.log4j.PropertyConfigurator;/**   This test program reads a config file and attempts to log to the   appenders specified as many times as specified by the second   loopLength parameter.      @author Ceki G&uuml;lc&uuml; */public class Loop {  static Logger cat = Logger.getLogger(Loop.class);  static int loopLength;  public   static   void main(String argv[]) {    if(argv.length == 2)       init(argv[0], argv[1]);    else       usage("Wrong number of arguments.");    test();  }  static  void usage(String msg) {    System.err.println(msg);    System.err.println( "Usage: java " + Loop.class.getName() +			"configFile loopLength");    System.exit(1);  }    static  void init(String configFile, String loopStr) {    PropertyConfigurator.configure(configFile);    try {      loopLength   = Integer.parseInt(loopStr);          }    catch(java.lang.NumberFormatException e) {      e.printStackTrace();      usage("Could not interpret loopLength ["+ loopStr +"].");    }  }  static  void test() {    for(int i=0; i < loopLength; i++) {      Thread.yield();      cat.debug("MSG "+i);    }  }}