| /* |
| * 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. |
| */ |
| |
| import org.apache.velocity.app.VelocityEngine; |
| import org.apache.velocity.runtime.RuntimeConstants; |
| import org.apache.velocity.runtime.log.Log4JLogChute; |
| import org.apache.log4j.Logger; |
| import org.apache.log4j.BasicConfigurator; |
| |
| /** |
| * Simple example class to show how to use an existing Log4j Logger |
| * as the Velocity logging target. |
| * |
| * @author <a href="mailto:geirm@apache.org">Geir Magnusson Jr.</a> |
| * @version $Id$ |
| */ |
| public class Log4jLoggerExample |
| { |
| public static String LOGGER_NAME = "velexample"; |
| |
| public static void main( String args[] ) |
| throws Exception |
| { |
| /* |
| * configure log4j to log to console |
| */ |
| BasicConfigurator.configure(); |
| |
| Logger log = Logger.getLogger(LOGGER_NAME); |
| |
| log.info("Hello from Log4jLoggerExample - ready to start velocity"); |
| |
| /* |
| * now create a new VelocityEngine instance, and |
| * configure it to use the logger |
| */ |
| VelocityEngine ve = new VelocityEngine(); |
| |
| ve.setProperty(RuntimeConstants.RUNTIME_LOG_LOGSYSTEM_CLASS, |
| "org.apache.velocity.runtime.log.Log4JLogChute"); |
| |
| ve.setProperty(Log4JLogChute.RUNTIME_LOG_LOG4J_LOGGER, LOGGER_NAME); |
| |
| ve.init(); |
| |
| log.info("this should follow the initialization output from velocity"); |
| } |
| } |
| |