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PreconfigureQuickStartWar.java
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PreconfigureQuickStartWar.java
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//
// ========================================================================
// Copyright (c) 1995-2020 Mort Bay Consulting Pty Ltd and others.
//
// This program and the accompanying materials are made available under
// the terms of the Eclipse Public License 2.0 which is available at
// https://www.eclipse.org/legal/epl-2.0
//
// This Source Code may also be made available under the following
// Secondary Licenses when the conditions for such availability set
// forth in the Eclipse Public License, v. 2.0 are satisfied:
// the Apache License v2.0 which is available at
// https://www.apache.org/licenses/LICENSE-2.0
//
// SPDX-License-Identifier: EPL-2.0 OR Apache-2.0
// ========================================================================
//
package org.eclipse.jetty.quickstart;
import java.util.Locale;
import org.eclipse.jetty.annotations.AnnotationConfiguration;
import org.eclipse.jetty.plus.webapp.EnvConfiguration;
import org.eclipse.jetty.plus.webapp.PlusConfiguration;
import org.eclipse.jetty.server.Server;
import org.eclipse.jetty.util.resource.JarResource;
import org.eclipse.jetty.util.resource.Resource;
import org.eclipse.jetty.webapp.MetaInfConfiguration;
import org.eclipse.jetty.webapp.WebAppContext;
import org.eclipse.jetty.xml.XmlConfiguration;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class PreconfigureQuickStartWar
{
private static final Logger LOG = LoggerFactory.getLogger(PreconfigureQuickStartWar.class);
static final boolean ORIGIN = LOG.isDebugEnabled();
public static void main(String... args) throws Exception
{
Resource war = null;
Resource dir = null;
Resource xml = null;
switch (args.length)
{
case 0:
error("No WAR file or directory given");
break;
case 1:
dir = Resource.newResource(args[0]);
break;
case 2:
war = Resource.newResource(args[0]);
if (war.isDirectory())
{
dir = war;
war = null;
xml = Resource.newResource(args[1]);
}
else
{
dir = Resource.newResource(args[1]);
}
break;
case 3:
war = Resource.newResource(args[0]);
dir = Resource.newResource(args[1]);
xml = Resource.newResource(args[2]);
break;
default:
error("Too many args");
break;
}
preconfigure(war, dir, xml);
}
/**
* @param war The war (or directory) to preconfigure
* @param dir The directory to expand the war into (or null if war is a directory)
* @param xml A context XML to apply (or null if none)
* @throws Exception if unable to pre configure
*/
public static void preconfigure(Resource war, Resource dir, Resource xml) throws Exception
{
// Do we need to unpack a war?
if (war != null)
{
if (war.isDirectory())
error("war file is directory");
if (!dir.exists())
dir.getFile().mkdirs();
JarResource.newJarResource(war).copyTo(dir.getFile());
}
final Server server = new Server();
WebAppContext webapp = new WebAppContext();
webapp.addConfiguration(new QuickStartConfiguration(),
new EnvConfiguration(),
new PlusConfiguration(),
new AnnotationConfiguration());
webapp.setAttribute(QuickStartConfiguration.MODE, QuickStartConfiguration.Mode.GENERATE);
webapp.setAttribute(QuickStartConfiguration.ORIGIN_ATTRIBUTE, "");
webapp.setAttribute(MetaInfConfiguration.CONTAINER_JAR_PATTERN, ".*/jetty-servlet-api-[^/]*\\.jar$|.*/javax.servlet.jsp.jstl-.*\\.jar$|.*/org.apache.taglibs.taglibs-standard-impl-.*\\.jar$");
if (xml != null)
{
if (xml.isDirectory() || !xml.toString().toLowerCase(Locale.ENGLISH).endsWith(".xml"))
error("Bad context.xml: " + xml);
XmlConfiguration xmlConfiguration = new XmlConfiguration(xml);
xmlConfiguration.configure(webapp);
}
webapp.setResourceBase(dir.getFile().getAbsolutePath());
server.setHandler(webapp);
try
{
server.setDryRun(true);
server.start();
}
catch (Exception e)
{
throw e;
}
finally
{
if (!server.isStopped())
server.stop();
}
}
private static void error(String message)
{
System.err.println("ERROR: " + message);
System.err.println("Usage: java -jar PreconfigureQuickStartWar.jar <war-directory>");
System.err.println(" java -jar PreconfigureQuickStartWar.jar <war-directory> <context-xml-file>");
System.err.println(" java -jar PreconfigureQuickStartWar.jar <war-file> <target-war-directory>");
System.err.println(" java -jar PreconfigureQuickStartWar.jar <war-file> <target-war-directory> <context-xml-file>");
System.exit(1);
}
}