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Ant example source code file (TimestampedLogger.java)

This example Ant source code file (TimestampedLogger.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Ant tags/keywords

date, date, dateformat, dateformat, defaultlogger, spacer, spacer, string, string, text, timestampedlogger, util

The TimestampedLogger.java source code

/*
 *  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.tools.ant.listener;

import org.apache.tools.ant.DefaultLogger;

import java.util.Date;
import java.text.DateFormat;

/**
 * Like a normal logger, except with timed outputs
 */
public class TimestampedLogger extends DefaultLogger {

    /**
     * what appears between the old message and the new
     */
    private static final String SPACER = " - at ";


    /**
     * This is an override point: the message that indicates whether a build failed.
     * Subclasses can change/enhance the message.
     *
     * @return The classic "BUILD FAILED"
     */
    protected String getBuildFailedMessage() {
        return super.getBuildFailedMessage() + SPACER + getTimestamp();
    }

    /**
     * This is an override point: the message that indicates that a build succeeded.
     * Subclasses can change/enhance the message.
     *
     * @return The classic "BUILD SUCCESSFUL"
     */
    protected String getBuildSuccessfulMessage() {
        return super.getBuildSuccessfulMessage() + SPACER + getTimestamp();
    }

    /**
     * Get the current time.
     * @return the current time as a formatted string.
     */
    protected String getTimestamp() {
        Date date = new Date(System.currentTimeMillis());
        DateFormat formatter = DateFormat.getDateTimeInstance(DateFormat.SHORT, DateFormat.SHORT);
        String finishTime = formatter.format(date);
        return finishTime;
    }
}

Other Ant examples (source code examples)

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