djencks 2004/01/16 15:39:46
Added: modules/deployment/src/java/org/apache/geronimo/deployment/util
DeploymentHelper.java
Log:
Start of a DeploymentHelper utility class
Revision Changes Path
1.1
incubator-geronimo/modules/deployment/src/java/org/apache/geronimo/deployment/util/DeploymentHelper.java
Index: DeploymentHelper.java
===================================================================
/* ====================================================================
* The Apache Software License, Version 1.1
*
* Copyright (c) 2003 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 acknowledgment:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowledgment may appear in the software itself,
* if and wherever such third-party acknowledgments normally appear.
*
* 4. The names "Apache" and "Apache Software Foundation" and
* "Apache Geronimo" must not be used to endorse or promote products
* derived from this software without prior written permission. For
* written permission, please contact [EMAIL PROTECTED]
*
* 5. Products derived from this software may not be called "Apache",
* "Apache Geronimo", nor may "Apache" appear in their name, without
* prior written permission of the Apache Software Foundation.
*
* 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.geronimo.deployment.util;
import java.net.URL;
import java.net.MalformedURLException;
import java.util.List;
import java.io.IOException;
import java.io.InputStream;
import javax.management.ObjectName;
import javax.xml.parsers.DocumentBuilder;
import org.apache.geronimo.kernel.deployment.service.ClassSpaceMetadata;
import org.apache.geronimo.kernel.deployment.scanner.URLType;
import org.apache.geronimo.kernel.deployment.scanner.URLInfo;
import org.apache.geronimo.kernel.deployment.DeploymentException;
import org.apache.geronimo.kernel.service.GeronimoMBeanInfoXMLLoader;
import org.apache.geronimo.kernel.jmx.JMXUtil;
import org.w3c.dom.Document;
import org.xml.sax.SAXException;
/**
* Helper class that handles locating files in META-INF directory, building
* class space and dealing with deployments
*
* @version $Revision: 1.1 $ $Date: 2004/01/16 23:39:46 $
*/
public class DeploymentHelper {
protected final URL url;
protected final URLType urlType;
protected URL j2eeURL;
protected URL geronimoURL;
private final String objectNameTypeName;
/**
* Create an helper related to the specified deployment URL with META-INF
* as the directory with the given files
*
* @see #DeploymentHelper(URLInfo, String, String, String, String)
*/
public DeploymentHelper(URLInfo urlInfo, String objectNameTypeName,
String j2eeDDName,
String geronimoDDName) throws DeploymentException {
this(urlInfo, objectNameTypeName, j2eeDDName, geronimoDDName,
"META-INF");
}
/**
* Creates an helper related to the specified deployment URL.
*
* @param urlInfo Deployment URLInfo.
* @param objectNameTypeName type's name of the ObjectName
* @param j2eeDDName name of the J2EE deployment descriptor file
* @param geronimoDDName name of the Geronimo deployment descriptor file
* @param infDir the directory where deployment descriptors are to be
looked up
* @throws DeploymentException when the deployment doesn't exist
*/
public DeploymentHelper(URLInfo urlInfo, String objectNameTypeName,
String j2eeDDName,
String geronimoDDName, String infDir) throws DeploymentException {
this.url = urlInfo.getUrl();
this.urlType = urlInfo.getType();
this.objectNameTypeName = objectNameTypeName;
try {
if (URLType.RESOURCE == urlType) {
j2eeURL = null;
geronimoURL = url;
} else if (URLType.PACKED_ARCHIVE == urlType) {
j2eeURL = new URL("jar:" + this.url.toExternalForm() + "!/" +
infDir + "/" + j2eeDDName);
geronimoURL = new URL("jar:" + this.url.toExternalForm() +
"!/" + infDir + "/" + geronimoDDName);
} else if (URLType.UNPACKED_ARCHIVE == urlType) {
j2eeURL = new URL(this.url, infDir + "/" + j2eeDDName);
geronimoURL = new URL(this.url, infDir + "/" +
geronimoDDName);
} else {
j2eeURL = null;
geronimoURL = null;
return;
}
} catch (MalformedURLException e1) {
throw new DeploymentException("Should never occur", e1);
}
}
/**
* Locates J2EE deployment descriptor.
*
* @return URL referencing the J2EE DD or null if no deployment descriptor
* is found.
*/
public URL locateJ2EEDD() {
return j2eeURL;
}
public Document getJ2EEDoc(DocumentBuilder parser) {
return getDoc(parser, j2eeURL);
}
public Document getGeronimoDoc(DocumentBuilder parser) {
return getDoc(parser, geronimoURL);
}
private Document getDoc(DocumentBuilder parser, URL url) {
if (url == null) {
return null;
}
try {
return parser.parse(url.openStream());
} catch (SAXException e) {
return null;
} catch (IOException e) {
return null;
}
}
/**
* Locates Geronimo's deployment descriptor
*
* @return URL referencing Geronimo's DD or null if no deployment
* descriptor is found
*/
public URL locateGeronimoDD() {
return geronimoURL;
}
}
