/*
* JBoss, Home of Professional Open Source.
* Copyright 2011, Red Hat, Inc., and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.as.connector.deployers.ra.processors;
import java.io.Closeable;
import java.io.IOException;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import org.jboss.as.connector.logging.ConnectorLogger;
import org.jboss.as.server.deployment.Attachments;
import org.jboss.as.server.deployment.DeploymentPhaseContext;
import org.jboss.as.server.deployment.DeploymentUnit;
import org.jboss.as.server.deployment.DeploymentUnitProcessingException;
import org.jboss.as.server.deployment.DeploymentUnitProcessor;
import org.jboss.as.server.deployment.MountedDeploymentOverlay;
import org.jboss.as.server.deployment.module.ModuleRootMarker;
import org.jboss.as.server.deployment.module.ModuleSpecification;
import org.jboss.as.server.deployment.module.MountHandle;
import org.jboss.as.server.deployment.module.ResourceRoot;
import org.jboss.as.server.deployment.module.TempFileProviderService;
import org.jboss.vfs.VFS;
import org.jboss.vfs.VFSUtils;
import org.jboss.vfs.VirtualFile;
import org.jboss.vfs.VisitorAttributes;
import org.jboss.vfs.util.SuffixMatchFilter;
/**
* Deployment processor used to determine the structure of RAR deployments.
*
* @author John Bailey
*/
public class RaStructureProcessor implements DeploymentUnitProcessor {
private static final String RAR_EXTENSION = ".rar";
private static final String JAR_EXTENSION = ".jar";
private static final SuffixMatchFilter CHILD_ARCHIVE_FILTER = new SuffixMatchFilter(JAR_EXTENSION, VisitorAttributes.RECURSE_LEAVES_ONLY);
private static Closeable NO_OP_CLOSEABLE = new Closeable() {
public void close() throws IOException {
// NO-OP
}
};
public void deploy(DeploymentPhaseContext phaseContext) throws DeploymentUnitProcessingException {
final DeploymentUnit deploymentUnit = phaseContext.getDeploymentUnit();
final ResourceRoot resourceRoot = deploymentUnit.getAttachment(Attachments.DEPLOYMENT_ROOT);
if(resourceRoot == null) {
return;
}
final VirtualFile deploymentRoot = resourceRoot.getRoot();
if (deploymentRoot == null || !deploymentRoot.exists()) {
return;
}
final String deploymentRootName = deploymentRoot.getName().toLowerCase(Locale.ENGLISH);
if (!deploymentRootName.endsWith(RAR_EXTENSION)) {
return;
}
final ModuleSpecification moduleSpecification = deploymentUnit.getAttachment(Attachments.MODULE_SPECIFICATION);
moduleSpecification.setPublicModule(true);
//this violates the spec, but everyone expects it to work
ModuleRootMarker.mark(resourceRoot, true);
Map<String, MountedDeploymentOverlay> overlays = deploymentUnit.getAttachment(Attachments.DEPLOYMENT_OVERLAY_LOCATIONS);
try {
final List<VirtualFile> childArchives = deploymentRoot.getChildren(CHILD_ARCHIVE_FILTER);
for (final VirtualFile child : childArchives) {
String relativeName = child.getPathNameRelativeTo(deploymentRoot);
MountedDeploymentOverlay overlay = overlays.get(relativeName);
Closeable closable = NO_OP_CLOSEABLE;
if(overlay != null) {
overlay.remountAsZip(false);
} else if(child.isFile()) {
closable = VFS.mountZip(child, child, TempFileProviderService.provider());
}
final MountHandle mountHandle = new MountHandle(closable);
final ResourceRoot childResource = new ResourceRoot(child, mountHandle);
ModuleRootMarker.mark(childResource);
deploymentUnit.addToAttachmentList(Attachments.RESOURCE_ROOTS, childResource);
resourceRoot.addToAttachmentList(Attachments.INDEX_IGNORE_PATHS, child.getPathNameRelativeTo(deploymentRoot));
}
} catch (IOException e) {
throw ConnectorLogger.ROOT_LOGGER.failedToProcessRaChild(e, deploymentRoot);
}
}
public void undeploy(DeploymentUnit context) {
final List<ResourceRoot> childRoots = context.removeAttachment(Attachments.RESOURCE_ROOTS);
if(childRoots != null) {
for(ResourceRoot childRoot : childRoots) {
VFSUtils.safeClose(childRoot.getMountHandle());
}
}
}
}