/*
* ========================================================================
*
* Copyright 2003-2004 The Apache Software Foundation.
*
* Licensed 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.cactus.integration.ant.container.resin;
import java.io.File;
import java.io.IOException;
import org.apache.cactus.integration.ant.container.AbstractJavaContainer;
import org.apache.cactus.integration.ant.util.ResourceUtils;
import org.apache.tools.ant.BuildException;
import org.apache.tools.ant.taskdefs.Java;
import org.apache.tools.ant.types.FileSet;
import org.apache.tools.ant.types.FilterChain;
import org.apache.tools.ant.types.Path;
import org.apache.tools.ant.util.FileUtils;
/**
* Common support for all Resin container versions.
*
* @version $Id: AbstractResinContainer.java,v 1.5 2004/02/29 10:10:42 vmassol Exp $
*/
public abstract class AbstractResinContainer extends AbstractJavaContainer
{
// Instance Variables ------------------------------------------------------
/**
* The Resin installation directory.
*/
private File dir;
/**
* A user-specific resin.conf configuration file. If this variable is not
* set, the default configuration file from the JAR resources will be used.
*/
private File resinConf;
/**
* The port to which the container should be bound.
*/
private int port = 8080;
/**
* The temporary directory from which the container will be started.
*/
private File tmpDir;
// Public Methods ----------------------------------------------------------
/**
* Sets the Resin installation directory.
*
* @param theDir The directory to set
*/
public final void setDir(File theDir)
{
this.dir = theDir;
}
/**
* Sets the configuration file to use for the test installation of Resin
*
* @param theResinConf The resin.conf file
*/
public final void setResinConf(File theResinConf)
{
this.resinConf = theResinConf;
}
/**
* Sets the port to which the container should listen.
*
* @param thePort The port to set
*/
public final void setPort(int thePort)
{
this.port = thePort;
}
/**
* Sets the temporary directory from which the container is run.
*
* @param theTmpDir The temporary directory to set
*/
public final void setTmpDir(File theTmpDir)
{
this.tmpDir = theTmpDir;
}
// AbstractContainer Implementation ----------------------------------------
/**
* Returns the port to which the container should listen.
*
* @return The port
*/
public final int getPort()
{
return this.port;
}
/**
* @see org.apache.cactus.integration.ant.container.Container#init
*/
public final void init()
{
if (!getDir().isDirectory())
{
throw new BuildException(getDir() + " is not a directory");
}
}
/**
* @see org.apache.cactus.integration.ant.container.Container#startUp
*/
public final void startUp()
{
try
{
prepare("cactus/" + getContainerDirName());
// invoke the main class
Java java = createJavaForStartUp();
java.addSysproperty(createSysProperty("resin.home", this.tmpDir));
Path classpath = java.createClasspath();
classpath.createPathElement().setLocation(
ResourceUtils.getResourceLocation("/"
+ ResinRun.class.getName().replace('.', '/') + ".class"));
FileSet fileSet = new FileSet();
fileSet.setDir(getDir());
fileSet.createInclude().setName("lib/*.jar");
classpath.addFileset(fileSet);
java.setClassname(ResinRun.class.getName());
java.createArg().setValue("-start");
java.createArg().setValue("-conf");
java.createArg().setFile(new File(tmpDir, "resin.conf"));
// Add settings specific to a given container version
startUpAdditions(java, classpath);
java.execute();
}
catch (IOException ioe)
{
getLog().error("Failed to startup the container", ioe);
throw new BuildException(ioe);
}
}
/**
* @see org.apache.cactus.integration.ant.container.Container#shutDown
*/
public final void shutDown()
{
// invoke the main class
Java java = createJavaForShutDown();
java.setFork(true);
java.addSysproperty(createSysProperty("resin.home", this.tmpDir));
Path classpath = java.createClasspath();
classpath.createPathElement().setLocation(
ResourceUtils.getResourceLocation("/"
+ ResinRun.class.getName().replace('.', '/') + ".class"));
FileSet fileSet = new FileSet();
fileSet.setDir(getDir());
fileSet.createInclude().setName("lib/*.jar");
classpath.addFileset(fileSet);
java.setClassname(ResinRun.class.getName());
java.createArg().setValue("-stop");
java.execute();
}
// Protected Methods -------------------------------------------------------
/**
* Allow specific version implementations to add custom settings to the
* Java container that will be started.
*
* @param theJavaContainer the Ant Java object that will start the container
* @param theClasspath the classpath that will be used to start the
* container
*/
protected abstract void startUpAdditions(Java theJavaContainer,
Path theClasspath);
/**
* Allow specific version implementations to add custom preparation steps
* before the container is started.
*
* @param theFilterChain the filter chain used to replace Ant tokens in
* configuration
* @exception IOException in case of an error
*/
protected abstract void prepareAdditions(FilterChain theFilterChain)
throws IOException;
/**
* @return the name of the directory where the container will be set up
*/
protected abstract String getContainerDirName();
/**
* @return the directory where Resin is installed
*/
protected final File getDir()
{
return this.dir;
}
/**
* @return The temporary directory from which the container will be
* started.
*/
protected final File getTmpDir()
{
return this.tmpDir;
}
// Private Methods ---------------------------------------------------------
/**
* Prepares a temporary installation of the container and deploys the
* web-application.
*
* @param theDirName The name of the temporary container installation
* directory
* @throws IOException If an I/O error occurs
*/
private void prepare(String theDirName) throws IOException
{
FileUtils fileUtils = FileUtils.newFileUtils();
FilterChain filterChain = createFilterChain();
this.tmpDir = prepareTempDirectory(this.tmpDir, theDirName);
// copy configuration files into the temporary container directory
if (this.resinConf != null)
{
fileUtils.copyFile(this.resinConf, new File(tmpDir, "resin.conf"));
}
else
{
ResourceUtils.copyResource(getProject(),
RESOURCE_PATH + getContainerDirName() + "/resin.conf",
new File(tmpDir, "resin.conf"), filterChain);
}
// deploy the web-app by copying the WAR file into the webapps
// directory
File webappsDir = createDirectory(tmpDir, "webapps");
fileUtils.copyFile(getDeployableFile().getFile(),
new File(webappsDir, getDeployableFile().getFile().getName()),
null, true);
// Add preparation steps specific to a given container version
prepareAdditions(filterChain);
}
}