/*
* JBoss, Home of Professional Open Source.
* Copyright 2008, Red Hat Middleware LLC, 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.system.server.profileservice.repository;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.net.URI;
import java.util.Collection;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import org.jboss.profileservice.spi.DeploymentContentFlags;
import org.jboss.profileservice.spi.DeploymentRepository;
import org.jboss.profileservice.spi.NoSuchDeploymentException;
import org.jboss.profileservice.spi.ProfileDeployment;
import org.jboss.profileservice.spi.ProfileKey;
import org.jboss.vfs.VirtualFile;
/**
* A abstract VFS based deployment repository.
*
* @author <a href="mailto:emuckenh@redhat.com">Emanuel Muckenhuber</a>
* @version $Revision: 102225 $
*/
public abstract class AbstractDeploymentRepository extends AbstractVFSProfileSource implements DeploymentRepository
{
/** The ignore flags. */
protected final static int ignoreFlags = DeploymentContentFlags.LOCKED | DeploymentContentFlags.DISABLED;
/** The associated profile key. */
private ProfileKey key;
/** The content flags. */
private Map<String, Integer> contentFlags = new ConcurrentHashMap<String, Integer>();
public AbstractDeploymentRepository(ProfileKey key, URI[] uris)
{
super(uris);
if(key == null)
throw new IllegalArgumentException("Null profile key.");
this.key = key;
}
public ProfileKey getProfileKey()
{
return this.key;
}
public void create() throws Exception
{
//
}
public void unload()
{
super.destroy();
// Unload
this.contentFlags.clear();
}
@Override
protected boolean acceptsDeployment(String name)
{
if(hasDeploymentContentFlags(name, ignoreFlags))
{
if(log.isTraceEnabled())
log.trace("Ignoring locked application: " + name);
return false;
}
return super.acceptsDeployment(name);
}
@Override
public ProfileDeployment removeDeployment(String vfsPath) throws Exception
{
if(vfsPath == null)
throw new IllegalArgumentException("Null vfsPath");
// Get the deployment
ProfileDeployment deployment = super.removeDeployment(vfsPath);
// Return
return deployment;
}
@Override
protected void cleanupDeployment(String deploymentName)
{
super.cleanupDeployment(deploymentName);
// Remove the entries
this.contentFlags.remove(deploymentName);
}
@Override
public ProfileDeployment getDeployment(String vfsPath) throws NoSuchDeploymentException
{
if(vfsPath == null)
throw new IllegalArgumentException("Null vfsPath");
ProfileDeployment ctx = super.getDeployment(vfsPath);
if(ctx == null)
{
List<String> names = findDeploymentContent(vfsPath);
if(names.size() == 1)
{
ctx = super.getDeployment(names.get(0));
}
else if(names.size() > 1)
{
throw new NoSuchDeploymentException("Multiple deployments found for: "+ vfsPath +", available: " + names);
}
}
if(ctx == null)
{
log.debug("Failed to find application for: "+vfsPath+", available: " + getDeploymentNames());
throw new NoSuchDeploymentException("Failed to find deployment in file: " + vfsPath);
}
return ctx;
}
public VirtualFile getDeploymentContent(String name) throws IOException
{
if(name == null)
throw new IllegalArgumentException("Null name");
// A deploy content needs to be added over addDeployContent
VirtualFile vf = getCachedVirtualFile(name);
if(vf == null)
{
List<String> matchingNames = findDeploymentContent(name);
if(matchingNames.size() == 1)
{
vf = getCachedVirtualFile(matchingNames.get(0));
}
else if(matchingNames.size() > 1)
{
throw new FileNotFoundException("Multiple names found for name: " + name + ", profile: "+ key + ", available: " + matchingNames);
}
}
if(vf == null)
throw new FileNotFoundException("Failed to find content in profile: "+ key + " filename: " + name);
return vf;
}
public String[] getRepositoryNames(String... names) throws IOException
{
if(names == null)
throw new IllegalArgumentException("Null names[]");
Collection<String> tmp = new HashSet<String>();
for(String name : names)
{
if(getCachedVirtualFile(name) != null)
{
tmp.add(name);
}
else
{
// Try to find the name
List<String> deploymentNames = findDeploymentContent(name);
if(deploymentNames != null)
tmp.addAll(deploymentNames);
}
}
return tmp.toArray(new String[tmp.size()]);
}
public int lockDeploymentContent(String vfsPath)
{
if( log.isTraceEnabled() )
log.trace("lockDeploymentContent, "+vfsPath);
int flag = setDeploymentContentFlags(vfsPath, DeploymentContentFlags.LOCKED);
// FIXME update the lastModified for the ManagementView to check the DeploymentStatus
updateLastModfied();
return flag;
}
public int unlockDeploymentContent(String vfsPath)
{
if( log.isTraceEnabled() )
log.trace("unlockDeploymentContent, "+vfsPath);
int flag = clearDeploymentContentFlags(vfsPath, DeploymentContentFlags.LOCKED);
// FIXME update the lastModified for the ManagementView to check the DeploymentStatus
updateLastModfied();
return flag;
}
public int getDeploymentContentFlags(String vfsPath)
{
Integer flags = contentFlags.get(vfsPath);
return flags != null ? flags : 0;
}
public synchronized int clearDeploymentContentFlags(String vfsPath, int flags)
{
Integer dflags = contentFlags.get(vfsPath);
if(dflags != null)
{
dflags &= ~flags;
contentFlags.put(vfsPath, dflags);
}
return dflags != null ? dflags : 0;
}
public boolean hasDeploymentContentFlags(String vfsPath, int flag)
{
Integer flags = contentFlags.get(vfsPath);
boolean hasFlag = false;
if(flags != null )
hasFlag = (flags & flag) != 0;
return hasFlag;
}
public int setDeploymentContentFlags(String vfsPath, int flags)
{
contentFlags.put(vfsPath, flags);
return flags;
}
}