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package com.sun.enterprise.deployment.archivist;
import java.io.File;
import java.io.IOException;
import java.util.logging.Level;
import java.util.*;
import javax.enterprise.deploy.shared.ModuleType;
import org.xml.sax.SAXParseException;
import com.sun.enterprise.deployment.Application;
import com.sun.enterprise.deployment.deploy.shared.AbstractArchive;
import com.sun.enterprise.deployment.deploy.shared.Archive;
import com.sun.enterprise.deployment.Descriptor;
import com.sun.enterprise.deployment.io.DeploymentDescriptorFile;
import com.sun.enterprise.deployment.io.DescriptorConstants;
import com.sun.enterprise.deployment.io.runtime.WebRuntimeDDFile;
import com.sun.enterprise.deployment.io.WebDeploymentDescriptorFile;
import com.sun.enterprise.deployment.RootDeploymentDescriptor;
import com.sun.enterprise.deployment.util.ApplicationValidator;
import com.sun.enterprise.deployment.util.DOLUtils;
import com.sun.enterprise.deployment.util.DOLLoadingContextFactory;
import com.sun.enterprise.deployment.util.ModuleContentValidator;
import com.sun.enterprise.deployment.util.WebBundleVisitor;
import com.sun.enterprise.deployment.WebBundleDescriptor;
/**
* This module is responsible for reading and write web applications
* archive files (war).
*
* @author Jerome Dochez
* @version
*/
public class WebArchivist extends Archivist {
private WebBundleDescriptor descriptor;
/**
* The DeploymentDescriptorFile handlers we are delegating for XML i/o
*/
DeploymentDescriptorFile standardDD = new WebDeploymentDescriptorFile();
/** Creates new WebArchivist */
public WebArchivist() {
}
/**
* @return the module type handled by this archivist
* as defined in the application DTD
*
*/
public ModuleType getModuleType() {
return ModuleType.WAR;
}
/**
* Archivist read XML deployment descriptors and keep the
* parsed result in the DOL descriptor instances. Sets the descriptor
* for a particular Archivst type
*/
public void setDescriptor(Descriptor descriptor) {
if (descriptor instanceof WebBundleDescriptor) {
this.descriptor = (WebBundleDescriptor) descriptor;
} else {
if (descriptor instanceof Application) {
// this is acceptable if the application actually represents
// a standalone module
java.util.Set webBundles = ((Application) descriptor).getWebBundleDescriptors();
if (webBundles.size()>0) {
this.descriptor = (WebBundleDescriptor) webBundles.iterator().next();
if (this.descriptor.getModuleDescriptor().isStandalone())
return;
else
this.descriptor=null;
}
}
DOLUtils.getDefaultLogger().log(Level.SEVERE, "enterprise.deployment.backend.descriptorFailure", new Object[] {this});
throw new RuntimeException("Error setting descriptor " + descriptor + " in " + this);
}
}
/**
* @return the location of the web services related deployment
* descriptor file inside this archive or null if this archive
* does not support webservices implementation.
*/
public String getWebServicesDeploymentDescriptorPath() {
return DescriptorConstants.WEB_WEBSERVICES_JAR_ENTRY;
}
/**
* @return the DeploymentDescriptorFile responsible for handling
* standard deployment descriptor
*/
public DeploymentDescriptorFile getStandardDDFile() {
return standardDD;
}
/**
* @return if exists the DeploymentDescriptorFile responsible for
* handling the configuration deployment descriptors
*/
public DeploymentDescriptorFile getConfigurationDDFile() {
return new WebRuntimeDDFile();
}
/**
* @return the Descriptor for this archvist
*/
public Descriptor getDescriptor() {
return descriptor;
}
/**
* @return a default BundleDescriptor for this archivist
*/
public Descriptor getDefaultBundleDescriptor() {
WebBundleDescriptor webBundleDesc =
DOLLoadingContextFactory.getDefaultWebBundleDescriptor();
return webBundleDesc;
}
/**
* perform any post deployment descriptor reading action
*
* @param descriptor the deployment descriptor for the module
* @param archive the module archive
*/
protected void postOpen(RootDeploymentDescriptor descriptor, AbstractArchive archive)
throws IOException
{
super.postOpen(descriptor, archive);
WebBundleDescriptor webBundle = (WebBundleDescriptor) descriptor;
ModuleContentValidator mdv = new ModuleContentValidator(archive);
webBundle.visit(mdv);
}
/**
* validates the DOL Objects associated with this archivist, usually
* it requires that a class loader being set on this archivist or passed
* as a parameter
*/
public void validate(ClassLoader aClassLoader) {
ClassLoader cl = aClassLoader;
if (cl==null) {
cl = classLoader;
}
if (cl==null) {
return;
}
descriptor.setClassLoader(cl);
descriptor.visit((WebBundleVisitor) new ApplicationValidator());
}
/**
* In the case of web archive, the super handles() method should be able
* to make a unique identification. If not, then the archive is definitely
* not a war.
*/
protected boolean postHandles(AbstractArchive abstractArchive)
throws IOException {
return false;
}
protected String getArchiveExtension() {
return WEB_EXTENSION;
}
/**
* @return a list of libraries included in the archivist
*/
public Vector getLibraries(AbstractArchive archive) {
Enumeration<String> entries = archive.entries();
if (entries==null)
return null;
Vector libs = new Vector();
while (entries.hasMoreElements()) {
String entryName = entries.nextElement();
if (!entryName.startsWith("WEB-INF/lib")) {
continue; // not in WEB-INF...
}
if (entryName.endsWith(".jar")) {
libs.add(entryName);
}
}
return libs;
}
@Override public void readPersistenceDeploymentDescriptors(
AbstractArchive archive, Descriptor descriptor) throws IOException, SAXParseException {
if(logger.isLoggable(Level.FINE)) {
logger.logp(Level.FINE, "WebArchivist",
"readPersistenceDeploymentDescriptors", "archive = {0}",
archive.getURI());
}
Map<String, Archive> subArchives = new HashMap<String, Archive>();
Enumeration entries = archive.entries();
final String CLASSES_DIR = "WEB-INF/classes/";
final String LIB_DIR = "WEB-INF/lib/";
final String JAR_EXT = ".jar";
try {
final String pathOfPersistenceXMLInsideClassesDir =
CLASSES_DIR+DescriptorConstants.PERSISTENCE_DD_ENTRY;
while(entries.hasMoreElements()){
final String nextEntry = String.class.cast(entries.nextElement());
if(pathOfPersistenceXMLInsideClassesDir.equals(nextEntry)) {
subArchives.put(CLASSES_DIR, archive.getSubArchive(CLASSES_DIR));
} else if (nextEntry.startsWith(LIB_DIR) && nextEntry.endsWith(JAR_EXT)) {
String jarFile = nextEntry.substring(LIB_DIR.length(), nextEntry.length()-JAR_EXT.length());
if(jarFile.indexOf('/') == -1) { // to avoid WEB-INF/lib/foo/bar.jar
// this jarFile is directly inside WEB-INF/lib directory
subArchives.put(nextEntry, archive.getSubArchive(nextEntry));
} else {
if(logger.isLoggable(Level.FINE)) {
logger.logp(Level.FINE, "WebArchivist",
"readPersistenceDeploymentDescriptors",
"skipping {0} as it exists inside a directory in {1}.",
new Object[]{nextEntry, LIB_DIR});
}
continue;
}
}
}
for(Map.Entry<String, Archive> pathToArchiveEntry : subArchives.entrySet()) {
readPersistenceDeploymentDescriptor(pathToArchiveEntry.getValue(), pathToArchiveEntry.getKey(), descriptor);
}
} finally {
for(Archive subArchive : subArchives.values()) {
subArchive.close();
}
}
}
}
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