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package org.glassfish.web.deployment.archivist;
import com.sun.enterprise.deployment.Application;
import org.glassfish.deployment.common.RootDeploymentDescriptor;
import com.sun.enterprise.deployment.EjbBundleDescriptor;
import com.sun.enterprise.deployment.EjbDescriptor;
import com.sun.enterprise.deployment.annotation.impl.ModuleScanner;
import org.glassfish.web.deployment.annotation.impl.WarScanner;
import com.sun.enterprise.deployment.archivist.Archivist;
import com.sun.enterprise.deployment.archivist.ArchivistFor;
import com.sun.enterprise.deployment.archivist.ExtensionsArchivist;
import com.sun.enterprise.deployment.io.DeploymentDescriptorFile;
import com.sun.enterprise.deployment.io.ConfigurationDeploymentDescriptorFile;
import com.sun.enterprise.deployment.util.*;
import org.glassfish.api.deployment.archive.Archive;
import org.glassfish.api.deployment.archive.ReadableArchive;
import org.glassfish.api.admin.ServerEnvironment;
import org.glassfish.api.deployment.archive.ArchiveType;
import org.glassfish.deployment.common.DeploymentUtils;
import org.glassfish.hk2.api.PerLookup;
import org.glassfish.logging.annotation.LogMessageInfo;
import org.glassfish.web.WarType;
import org.glassfish.web.deployment.descriptor.*;
import org.glassfish.web.deployment.io.WebDeploymentDescriptorFile;
import org.glassfish.web.deployment.util.*;
import org.jvnet.hk2.annotations.Service;
import javax.inject.Inject;
import org.xml.sax.SAXParseException;
import java.io.IOException;
import java.io.InputStream;
import java.io.File;
import java.util.ArrayList;
import java.util.Enumeration;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Vector;
import java.net.URL;
import java.util.logging.Level;
import java.util.logging.Logger;
/**
* This module is responsible for reading and write web applications
* archive files (war).
*
* @author Jerome Dochez
* @version
*/
@Service @PerLookup
@ArchivistFor(WarType.ARCHIVE_TYPE)
public class WebArchivist extends Archivist<WebBundleDescriptorImpl> {
private static final Logger logger = com.sun.enterprise.web.WebContainer.logger;
@LogMessageInfo(
message = "Error in parsing default-web.xml",
level = "WARNING")
private static final String ERROR_PARSING = "AS-WEB-00368";
private static final String DEFAULT_WEB_XML = "default-web.xml";
@Inject
private ServerEnvironment env;
private WebBundleDescriptorImpl defaultWebXmlBundleDescriptor = null;
/**
* @return the module type handled by this archivist
* as defined in the application DTD
*
*/
@Override
public ArchiveType getModuleType() {
return DOLUtils.warType();
}
/**
* 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(Application descriptor) {
java.util.Set webBundles = descriptor.getBundleDescriptors(WebBundleDescriptorImpl.class);
if (webBundles.size()>0) {
this.descriptor = (WebBundleDescriptorImpl) webBundles.iterator().next();
if (this.descriptor.getModuleDescriptor().isStandalone())
return;
else
this.descriptor=null;
}
}
/**
* @return the DeploymentDescriptorFile responsible for handling
* standard deployment descriptor
*/
@Override
public DeploymentDescriptorFile<WebBundleDescriptorImpl> getStandardDDFile() {
if (standardDD == null) {
standardDD = new WebDeploymentDescriptorFile();
}
return standardDD;
}
/**
* @return the list of the DeploymentDescriptorFile responsible for
* handling the configuration deployment descriptors
*/
@Override
public List<ConfigurationDeploymentDescriptorFile> getConfigurationDDFiles() {
if (confDDFiles == null) {
confDDFiles = DOLUtils.getConfigurationDeploymentDescriptorFiles(habitat, WarType.ARCHIVE_TYPE);
}
return confDDFiles;
}
/**
* @return a default BundleDescriptor for this archivist
*/
@Override
public WebBundleDescriptorImpl getDefaultBundleDescriptor() {
return new WebBundleDescriptorImpl();
}
/**
* @return a validated WebBundleDescriptor corresponding to default-web.xml
* that can be used in webtier.
*/
public synchronized WebBundleDescriptorImpl getDefaultWebXmlBundleDescriptor() {
if (defaultWebXmlBundleDescriptor == null) {
defaultWebXmlBundleDescriptor = getPlainDefaultWebXmlBundleDescriptor();
WebBundleValidator validator = new WebBundleValidator();
validator.accept(defaultWebXmlBundleDescriptor );
}
return defaultWebXmlBundleDescriptor ;
}
/**
* After reading all the standard deployment descriptors, merge any
* resource descriptors from EJB descriptors into the WebBundleDescriptor.
*
* @param descriptor the deployment descriptor for the module
* @param archive the module archive
* @param extensions map of extension archivists
*/
@Override
protected void postStandardDDsRead(WebBundleDescriptorImpl descriptor,
ReadableArchive archive,
Map<ExtensionsArchivist, RootDeploymentDescriptor> extensions)
throws IOException {
for (RootDeploymentDescriptor rd : extensions.values()) {
if (rd instanceof EjbBundleDescriptor) {
EjbBundleDescriptor eb = (EjbBundleDescriptor)rd;
descriptor.addJndiNameEnvironment(eb);
for (EjbDescriptor ejb : eb.getEjbs()) {
ejb.notifyNewModule(descriptor);
}
}
}
}
/**
* @return a non-validated WebBundleDescriptor corresponding to default-web.xml
*/
private WebBundleDescriptorImpl getPlainDefaultWebXmlBundleDescriptor() {
WebBundleDescriptorImpl defaultWebBundleDesc = new WebBundleDescriptorImpl();
InputStream fis = null;
try {
// parse default-web.xml contents
URL defaultWebXml = getDefaultWebXML();
if (defaultWebXml!=null) {
fis = defaultWebXml.openStream();
WebDeploymentDescriptorFile wddf =
new WebDeploymentDescriptorFile();
wddf.setXMLValidation(false);
defaultWebBundleDesc.addWebBundleDescriptor(wddf.read(fis));
}
} catch (Exception e) {
logger.log(Level.WARNING, ERROR_PARSING);
} finally {
try {
if (fis != null) {
fis.close();
}
} catch (IOException ioe) {
// do nothing
}
}
return defaultWebBundleDesc;
}
/**
* Obtains the location of <tt>default-web.xml</tt>.
* This allows subclasses to load the file from elsewhere.
*
* @return
* null if not found, in which case the default web.xml will not be read
* and <tt>web.xml</tt> in the applications need to have everything.
*/
protected URL getDefaultWebXML() throws IOException {
File file = new File(env.getConfigDirPath(),DEFAULT_WEB_XML);
if (file.exists())
return file.toURI().toURL();
else
return null;
}
/**
* perform any post deployment descriptor reading action
*
* @param descriptor the deployment descriptor for the module
* @param archive the module archive
*/
@Override
protected void postOpen(WebBundleDescriptorImpl descriptor, ReadableArchive archive)
throws IOException
{
super.postOpen(descriptor, archive);
postValidate(descriptor, archive);
}
/**
* 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
*/
@Override
public void validate(ClassLoader aClassLoader) {
ClassLoader cl = aClassLoader;
if (cl==null) {
cl = classLoader;
}
if (cl==null) {
return;
}
descriptor.setClassLoader(cl);
descriptor.visit(new WebBundleValidator());
}
/**
* 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.
*/
@Override
protected boolean postHandles(ReadableArchive abstractArchive)
throws IOException {
return DeploymentUtils.isArchiveOfType(abstractArchive, getModuleType(), locator);
}
@Override
protected String getArchiveExtension() {
return WEB_EXTENSION;
}
/**
* @return a list of libraries included in the archivist
*/
public Vector<String> getLibraries(Archive archive) {
Enumeration<String> entries = archive.entries();
if (entries==null)
return null;
Vector<String> libs = new Vector<String>();
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
protected void postAnnotationProcess(WebBundleDescriptorImpl descriptor,
ReadableArchive archive) throws IOException {
super.postAnnotationProcess(descriptor, archive);
// read web-fragment.xml
List<WebFragmentDescriptor> wfList = readStandardFragments(descriptor, archive);
// process annotations in web-fragment
// extension annotation processing will be done in top level
if (isProcessAnnotation(descriptor)) {
Map<ExtensionsArchivist, RootDeploymentDescriptor> localExtensions =
new HashMap<ExtensionsArchivist, RootDeploymentDescriptor>();
for (WebFragmentDescriptor wfDesc : wfList) {
super.readAnnotations(archive, wfDesc, localExtensions);
}
// scan manifest classpath
ModuleScanner scanner = getScanner();
if (scanner instanceof WarScanner) {
((WarScanner)scanner).setScanOtherLibraries(true);
readAnnotations(archive, descriptor, localExtensions, scanner);
}
}
WebFragmentDescriptor mergedWebFragment = null;
for (WebFragmentDescriptor wf : wfList) {
if (mergedWebFragment == null) {
mergedWebFragment = wf;
} else {
mergedWebFragment.addWebBundleDescriptor(wf);
}
}
if (mergedWebFragment != null) {
descriptor.addWebBundleDescriptor(mergedWebFragment);
}
// apply default from default-web.xml to web.xml
WebBundleDescriptorImpl defaultWebBundleDescriptor = getPlainDefaultWebXmlBundleDescriptor();
if (defaultWebBundleDescriptor != null) {
descriptor.addDefaultWebBundleDescriptor(defaultWebBundleDescriptor);
}
}
/**
* This method will return the list of web fragment in the desired order.
*/
private List<WebFragmentDescriptor> readStandardFragments(WebBundleDescriptorImpl descriptor,
ReadableArchive archive) throws IOException {
List<WebFragmentDescriptor> wfList = new ArrayList<WebFragmentDescriptor>();
Vector libs = getLibraries(archive);
if (libs != null && libs.size() > 0) {
for (int i = 0; i < libs.size(); i++) {
String lib = (String)libs.get(i);
Archivist wfArchivist = new WebFragmentArchivist(this, habitat);
wfArchivist.setRuntimeXMLValidation(this.getRuntimeXMLValidation());
wfArchivist.setRuntimeXMLValidationLevel(
this.getRuntimeXMLValidationLevel());
wfArchivist.setAnnotationProcessingRequested(false);
WebFragmentDescriptor wfDesc = null;
ReadableArchive embeddedArchive = archive.getSubArchive(lib);
try {
if (embeddedArchive != null &&
wfArchivist.hasStandardDeploymentDescriptor(embeddedArchive)) {
try {
wfDesc = (WebFragmentDescriptor)wfArchivist.open(embeddedArchive);
} catch(SAXParseException ex) {
IOException ioex = new IOException();
ioex.initCause(ex);
throw ioex;
}
} else {
wfDesc = new WebFragmentDescriptor();
}
} finally {
if (embeddedArchive != null) {
embeddedArchive.close();
}
}
wfDesc.setJarName(lib.substring(lib.lastIndexOf('/') + 1));
wfList.add(wfDesc);
descriptor.putJarNameWebFragmentNamePair(wfDesc.getJarName(), wfDesc.getName());
}
if (((WebBundleDescriptorImpl)descriptor).getAbsoluteOrderingDescriptor() != null) {
wfList = ((WebBundleDescriptorImpl)descriptor).getAbsoluteOrderingDescriptor().order(wfList);
} else {
OrderingDescriptor.sort(wfList);
}
for (WebFragmentDescriptor wf : wfList) {
descriptor.addOrderedLib(wf.getJarName());
}
}
return wfList;
}
}