| /* |
| * The Apache Software License, Version 1.1 |
| * |
| * Copyright (c) 2000-2002 The Apache Software Foundation. All rights |
| * reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in |
| * the documentation and/or other materials provided with the |
| * distribution. |
| * |
| * 3. The end-user documentation included with the redistribution, if |
| * any, must include the following acknowlegement: |
| * "This product includes software developed by the |
| * Apache Software Foundation (http://www.apache.org/)." |
| * Alternately, this acknowlegement may appear in the software itself, |
| * if and wherever such third-party acknowlegements normally appear. |
| * |
| * 4. The names "The Jakarta Project", "Ant", and "Apache Software |
| * Foundation" must not be used to endorse or promote products derived |
| * from this software without prior written permission. For written |
| * permission, please contact apache@apache.org. |
| * |
| * 5. Products derived from this software may not be called "Apache" |
| * nor may "Apache" appear in their names without prior written |
| * permission of the Apache Group. |
| * |
| * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED |
| * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR |
| * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
| * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
| * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| * ==================================================================== |
| * |
| * This software consists of voluntary contributions made by many |
| * individuals on behalf of the Apache Software Foundation. For more |
| * information on the Apache Software Foundation, please see |
| * <http://www.apache.org/>. |
| */ |
| |
| package org.apache.tools.ant; |
| |
| import org.apache.tools.ant.util.StringUtils; |
| |
| /** |
| * Extends DefaultLogger to strip out empty targets. |
| * |
| * @author <a href="mailto:donaldp@apache.org">Peter Donald</a> |
| */ |
| public class NoBannerLogger extends DefaultLogger { |
| |
| /** |
| * Name of the current target, if it should |
| * be displayed on the next message. This is |
| * set when a target starts building, and reset |
| * to <code>null</code> after the first message for |
| * the target is logged. |
| */ |
| protected String targetName; |
| |
| /** Sole constructor. */ |
| public NoBannerLogger() { |
| } |
| |
| /** |
| * Notes the name of the target so it can be logged |
| * if it generates any messages. |
| * |
| * @param event A BuildEvent containing target information. |
| * Must not be <code>null</code>. |
| */ |
| public void targetStarted(BuildEvent event) { |
| targetName = event.getTarget().getName(); |
| } |
| |
| /** |
| * Resets the current target name to <code>null</code>. |
| * |
| * @param event Ignored in this implementation. |
| */ |
| public void targetFinished(BuildEvent event) { |
| targetName = null; |
| } |
| |
| /** |
| * Logs a message for a target if it is of an appropriate |
| * priority, also logging the name of the target if this |
| * is the first message which needs to be logged for the |
| * target. |
| * |
| * @param event A BuildEvent containing message information. |
| * Must not be <code>null</code>. |
| */ |
| public void messageLogged(BuildEvent event) { |
| |
| if (event.getPriority() > msgOutputLevel |
| || null == event.getMessage() |
| || "".equals(event.getMessage().trim())) { |
| return; |
| } |
| |
| if (null != targetName) { |
| out.println(StringUtils.LINE_SEP + targetName + ":"); |
| targetName = null; |
| } |
| |
| super.messageLogged(event); |
| } |
| } |