| /* |
| * The Apache Software License, Version 1.1 |
| * |
| * Copyright (c) 1999, 2000 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.gui.ide; |
| |
| import org.apache.tools.ant.BuildListener; |
| import org.apache.tools.ant.BuildEvent; |
| import org.apache.tools.ant.Project; |
| import java.util.StringTokenizer; |
| import java.io.File; |
| |
| /** |
| * Abstract base class for BuildListener specializations interested |
| * in notification of build errors in source files. |
| * |
| * @version $Revision$ |
| * @author <a href="mailto:simeon@fitch.net">Simeon H.K. Fitch</a> |
| */ |
| abstract class FileErrorNotifier implements BuildListener { |
| /** Command to run to communicate with emacs. */ |
| private static final String EMACS = "emacsclient"; |
| |
| /** |
| * Fired whenever a message is logged. Parses error messages looking |
| * for a filename and line number specification, which when found |
| * is then sent to the method <code>fireFileErrorNotification()</code> |
| * source of the error. Only the first error is processed. |
| * |
| * @param event Incoming event that is filtered for error messages. |
| */ |
| public void messageLogged(BuildEvent event) { |
| if(event.getPriority() == Project.MSG_ERR || |
| event.getPriority() == Project.MSG_WARN) { |
| StringTokenizer tok = new StringTokenizer(event.getMessage(), ":"); |
| File file = null; |
| int line = -1; |
| |
| if(tok.hasMoreTokens()) { |
| file = new File(tok.nextToken()); |
| if(tok.hasMoreTokens()) { |
| try { |
| line = Integer.parseInt(tok.nextToken()); |
| } |
| catch(NumberFormatException ex) { |
| // Allow execption to fall through as we test |
| // success by the value of 'line' below. |
| } |
| } |
| } |
| |
| // Test for successful filename and line number detection. |
| if(file != null && line > 0 && file.exists()) { |
| // Since we only want to trigger on the first error, |
| // remove ourself from being notified of others. |
| // XXX are there any reasons this should occur after |
| // notification? |
| event.getProject().removeBuildListener(this); |
| |
| // Send notification. |
| fireFileErrorNotification(event.getProject(), file, line); |
| } |
| } |
| } |
| |
| /** |
| * Called when a message has been logged indicating that there |
| * is an error of some sort at the given file and line number. |
| * |
| * @param file File containing the error. |
| * @param lineNum Line number of error. |
| */ |
| protected abstract void fireFileErrorNotification( |
| Project project, File file, int lineNum); |
| |
| // Event types that are ignored. Looks like we really need a |
| // BuildAdapter class... |
| /** Ignored */ |
| public void buildStarted(BuildEvent event) { |
| } |
| /** Ignored */ |
| public void buildFinished(BuildEvent event) { |
| } |
| /** Ignored */ |
| public void targetStarted(BuildEvent event) { |
| } |
| /** Ignored */ |
| public void targetFinished(BuildEvent event) { |
| } |
| /** Ignored */ |
| public void taskStarted(BuildEvent event) { |
| } |
| /** Ignored */ |
| public void taskFinished(BuildEvent event) { |
| } |
| } |