| // |
| // ======================================================================== |
| // Copyright (c) 1995-2017 Mort Bay Consulting Pty. Ltd. |
| // ------------------------------------------------------------------------ |
| // All rights reserved. This program and the accompanying materials |
| // are made available under the terms of the Eclipse Public License v1.0 |
| // and Apache License v2.0 which accompanies this distribution. |
| // |
| // The Eclipse Public License is available at |
| // http://www.eclipse.org/legal/epl-v10.html |
| // |
| // The Apache License v2.0 is available at |
| // http://www.opensource.org/licenses/apache2.0.php |
| // |
| // You may elect to redistribute this code under either of these licenses. |
| // ======================================================================== |
| // |
| |
| package org.eclipse.jetty.maven.plugin; |
| |
| import java.io.File; |
| import java.util.List; |
| |
| import org.apache.maven.plugin.MojoExecutionException; |
| import org.apache.maven.plugin.MojoFailureException; |
| import org.eclipse.jetty.util.PathWatcher; |
| import org.eclipse.jetty.util.PathWatcher.PathWatchEvent; |
| |
| /** |
| * <p> |
| * This goal is used to assemble your webapp into a war and automatically deploy it to Jetty. |
| * </p> |
| * <p> |
| * Once invoked, the plugin runs continuously and can be configured to scan for changes in the project and to the |
| * war file and automatically perform a hot redeploy when necessary. |
| * </p> |
| * <p> |
| * You may also specify the location of a jetty.xml file whose contents will be applied before any plugin configuration. |
| * This can be used, for example, to deploy a static webapp that is not part of your maven build. |
| * </p> |
| * |
| * @goal run-war |
| * @requiresDependencyResolution compile+runtime |
| * @execute phase="package" |
| * @description Runs jetty on a war file |
| * |
| */ |
| public class JettyRunWarMojo extends AbstractJettyMojo |
| { |
| |
| /** |
| * The location of the war file. |
| * @parameter default-value="${project.build.directory}/${project.build.finalName}.war" |
| * @required |
| */ |
| private File war; |
| |
| |
| /** |
| * @see org.apache.maven.plugin.Mojo#execute() |
| */ |
| public void execute() throws MojoExecutionException, MojoFailureException |
| { |
| super.execute(); |
| } |
| |
| |
| @Override |
| public void finishConfigurationBeforeStart() throws Exception |
| { |
| server.setStopAtShutdown(true); //as we will normally be stopped with a cntrl-c, ensure server stopped |
| super.finishConfigurationBeforeStart(); |
| } |
| |
| |
| |
| public void configureWebApplication () throws Exception |
| { |
| super.configureWebApplication(); |
| |
| webApp.setWar(war.getCanonicalPath()); |
| } |
| |
| |
| |
| |
| /** |
| * @see AbstractJettyMojo#checkPomConfiguration() |
| */ |
| public void checkPomConfiguration() throws MojoExecutionException |
| { |
| return; |
| } |
| |
| |
| |
| |
| /** |
| * @see AbstractJettyMojo#configureScanner() |
| */ |
| public void configureScanner() throws MojoExecutionException |
| { |
| scanner.watch(project.getFile().toPath()); |
| scanner.watch(war.toPath()); |
| |
| scanner.addListener(new PathWatcher.EventListListener() |
| { |
| |
| @Override |
| public void onPathWatchEvents(List<PathWatchEvent> events) |
| { |
| try |
| { |
| boolean reconfigure = false; |
| for (PathWatchEvent e:events) |
| { |
| if (e.getPath().equals(project.getFile().toPath())) |
| { |
| reconfigure = true; |
| break; |
| } |
| } |
| restartWebApp(reconfigure); |
| } |
| catch (Exception e) |
| { |
| getLog().error("Error reconfiguring/restarting webapp after change in watched files",e); |
| } |
| } |
| }); |
| } |
| |
| |
| |
| |
| /** |
| * @see org.eclipse.jetty.maven.plugin.AbstractJettyMojo#restartWebApp(boolean) |
| */ |
| public void restartWebApp(boolean reconfigureScanner) throws Exception |
| { |
| getLog().info("Restarting webapp ..."); |
| getLog().debug("Stopping webapp ..."); |
| stopScanner(); |
| webApp.stop(); |
| getLog().debug("Reconfiguring webapp ..."); |
| |
| checkPomConfiguration(); |
| |
| // check if we need to reconfigure the scanner, |
| // which is if the pom changes |
| if (reconfigureScanner) |
| { |
| getLog().info("Reconfiguring scanner after change to pom.xml ..."); |
| scanner.reset(); |
| configureScanner(); |
| } |
| |
| getLog().debug("Restarting webapp ..."); |
| webApp.start(); |
| startScanner(); |
| getLog().info("Restart completed."); |
| } |
| |
| } |