org.glassfish.deployment.common.ModuleExploder Maven / Gradle / Ivy
/*
* The contents of this file are subject to the terms
* of the Common Development and Distribution License
* (the License). You may not use this file except in
* compliance with the License.
*
* You can obtain a copy of the license at
* https://glassfish.dev.java.net/public/CDDLv1.0.html or
* glassfish/bootstrap/legal/CDDLv1.0.txt.
* See the License for the specific language governing
* permissions and limitations under the License.
*
* When distributing Covered Code, include this CDDL
* Header Notice in each file and include the License file
* at glassfish/bootstrap/legal/CDDLv1.0.txt.
* If applicable, add the following below the CDDL Header,
* with the fields enclosed by brackets [] replaced by
* you own identifying information:
* "Portions Copyrighted [year] [name of copyright owner]"
*
* Copyright 2006 Sun Microsystems, Inc. All rights reserved.
*/
package org.glassfish.deployment.common;
import org.glassfish.deployment.common.DeploymentException;
import org.glassfish.api.deployment.archive.Archive;
import java.io.*;
import java.util.Enumeration;
import java.util.jar.JarFile;
import java.util.jar.JarEntry;
import java.util.logging.Logger;
import java.util.logging.Level;
import com.sun.enterprise.deploy.shared.FileArchive;
import com.sun.enterprise.util.zip.ZipFile;
import com.sun.enterprise.util.zip.ZipFileException;
import com.sun.enterprise.util.i18n.StringManager;
import com.sun.enterprise.util.io.FileUtils;
import com.sun.logging.LogDomains;
/**
* Simple Module exploder
*
* @author Jerome Dochez
*
*/
public class ModuleExploder {
protected static final StringManager localStrings =
StringManager.getManager(ModuleExploder.class );
protected static final Logger logger = LogDomains.getLogger(DeploymentUtils.class, LogDomains.DPL_LOGGER);
protected static final String PRESERVED_MANIFEST_NAME = java.util.jar.JarFile.MANIFEST_NAME + ".preserved";
protected static final String WEB_INF_PREFIX = "WEB-INF/";
public static void explodeJar(File source, File destination) throws IOException {
JarFile jarFile = null;
String fileSystemName = null; // declared outside the try block so it's available in the catch block
try {
jarFile = new JarFile(source);
Enumeration e = jarFile.entries();
while (e.hasMoreElements()) {
JarEntry entry = e.nextElement();
fileSystemName = entry.getName().replace('/', File.separatorChar);
File out = new File(destination, fileSystemName);
if (entry.isDirectory()) {
out.mkdirs();
} else {
if (!out.getParentFile().exists()) {
out.getParentFile().mkdirs();
}
InputStream is = new BufferedInputStream(jarFile.getInputStream(entry));
FileOutputStream fos = FileUtils.openFileOutputStream(out);
FileUtils.copy(is, fos, entry.getSize());
}
}
} catch(Throwable e) {
/*
*Use the logger here, even though we rethrow the exception. In
*at least some cases the caller does not propagate this exception
*further, instead replacing it with a serializable
*IASDeployException. The added information is then lost.
*By logging the exception here, we make sure the log file at least
*displays as much as we know about the problem even though the
*exception sent to the client may not.
*/
String msg0 = localStrings.getString(
"enterprise.deployment.backend.error_expanding",
new Object[] {source.getAbsolutePath()});
String msg = localStrings.getString(
"enterprise.deployment.backend.could_not_expand",
new Object[] {fileSystemName, destination.getAbsolutePath() });
IOException ioe = new IOException(msg0);
ioe.initCause(e);
logger.log(Level.SEVERE, msg, ioe);
throw ioe;
} finally {
if (jarFile != null) {
jarFile.close();
}
}
}
public static void explodeModule(Archive source, File directory, boolean preserveManifest)
throws IOException, DeploymentException {
File explodedManifest = null;
File preservedManifestFromArchive = null;
FileArchive target = new FileArchive();
target.create(directory.toURI());
explodeJar(new File(source.getURI()), directory);
if (preserveManifest) {
explodedManifest = new File(directory, java.util.jar.JarFile.MANIFEST_NAME);
if (explodedManifest.exists()) {
/* Rename the manifest so it can be restored later. */
preservedManifestFromArchive = new File(directory, PRESERVED_MANIFEST_NAME);
if ( ! explodedManifest.renameTo(preservedManifestFromArchive)) {
throw new RuntimeException(localStrings.getString(
"enterprise.deployment.backend.error_saving_manifest",
new Object[]
{ explodedManifest.getAbsolutePath(),
preservedManifestFromArchive.getAbsolutePath()
} ) ) ;
}
}
}
// now explode all top level jar files and delete them.
// this cannot be done before since the optionalPkgDependency
// require access to the manifest file of each .jar file.
for (Enumeration itr = source.entries();itr.hasMoreElements();) {
String fileName = (String) itr.nextElement();
// check for optional packages depencies
// XXX : JEROME look if this is still done
// optionalPkgDependencyLogic(new File(directory, fileName));
/*
*Expand the file only if it is a jar and only if it does not lie in WEB-INF/lib.
*/
if (fileName.toLowerCase().endsWith(".jar") && ( ! fileName.replace('\\', '/').toUpperCase().startsWith(WEB_INF_PREFIX)) ) {
try {
File f = new File(directory, fileName);
ZipFile zip = new ZipFile(f, directory);
zip.explode();
} catch(ZipFileException e) {
IOException ioe = new IOException(e.getMessage());
ioe.initCause(e);
throw ioe;
}
}
}
/*
*If the archive's manifest was renamed to protect it from being overwritten by manifests from
*jar files, then rename it back. Delete an existing manifest file first if needed.
*/
if (preservedManifestFromArchive != null) {
if (explodedManifest.exists()) {
if ( ! explodedManifest.delete()) {
throw new RuntimeException(localStrings.getString(
"enterprise.deployment.backend.error_deleting_manifest",
new Object []
{ explodedManifest.getAbsolutePath(),
preservedManifestFromArchive.getAbsolutePath()
}
) );
}
}
if ( ! preservedManifestFromArchive.renameTo(explodedManifest)) {
throw new RuntimeException(localStrings.getString(
"enterprise.deployment.backend.error_restoring_manifest",
new Object []
{ preservedManifestFromArchive.getAbsolutePath(),
explodedManifest.getAbsolutePath()
}
) );
}
}
source.close();
target.close();
}
}
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