/*
* Copyright (C) 2009 eXo Platform SAS.
*
* 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.exoplatform.services.jcr.config;
import org.exoplatform.commons.utils.SecurityHelper;
import org.exoplatform.management.annotations.Managed;
import org.exoplatform.management.annotations.ManagedDescription;
import org.exoplatform.management.jmx.annotations.NameTemplate;
import org.exoplatform.management.jmx.annotations.Property;
import org.exoplatform.services.log.ExoLogger;
import org.exoplatform.services.log.Log;
import org.jibx.runtime.BindingDirectory;
import org.jibx.runtime.IBindingFactory;
import org.jibx.runtime.IMarshallingContext;
import org.jibx.runtime.IUnmarshallingContext;
import org.jibx.runtime.JiBXException;
import java.io.IOException;
import java.io.InputStream;
import java.io.StringWriter;
import java.security.PrivilegedActionException;
import java.security.PrivilegedExceptionAction;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import javax.jcr.RepositoryException;
/**
* Created by The eXo Platform SAS<br>
*
* Repository service configuration class is used to manage repository configuration.
*
* @author <a href="mailto:gennady.azarenkov@exoplatform.com">Gennady Azarenkov </a>
* @version $Id: RepositoryServiceConfiguration.java 2038 2005-10-05 16:50:11Z geaz $
* @LevelAPI Unsupported
*/
@Managed
@NameTemplate(@Property(key = "service", value = "RepositoryServiceConfiguration"))
public class RepositoryServiceConfiguration extends AbstractRepositoryServiceConfiguration
{
private static final Log LOG = ExoLogger.getLogger("exo.jcr.component.core.RepositoryServiceConfiguration"); //NOSONAR
public RepositoryServiceConfiguration()
{
}
public RepositoryServiceConfiguration(String defaultRepositoryName, List<RepositoryEntry> repositoryEntries)
{
this.defaultRepositoryName = defaultRepositoryName;
this.repositoryConfigurations = repositoryEntries;
}
/**
* @param name the repository name
* @return returns the repository configuration
*/
public final RepositoryEntry getRepositoryConfiguration(String name) throws RepositoryConfigurationException
{
for (int i = 0; i < getRepositoryConfigurations().size(); i++)
{
RepositoryEntry conf = getRepositoryConfigurations().get(i);
if (conf.getName().equals(name))
{
return conf;
}
}
throw new RepositoryConfigurationException("Repository not configured " + name);
}
protected final void init(InputStream is) throws RepositoryConfigurationException
{
try
{
IBindingFactory factory = BindingDirectory.getFactory(RepositoryServiceConfiguration.class);
IUnmarshallingContext uctx = factory.createUnmarshallingContext();
RepositoryServiceConfiguration conf = (RepositoryServiceConfiguration)uctx.unmarshalDocument(is, null);
this.defaultRepositoryName = conf.getDefaultRepositoryName();
this.repositoryConfigurations = conf.getRepositoryConfigurations();
}
catch (JiBXException e)
{
throw new RepositoryConfigurationException("Error in config initialization " + e, e);
}
}
protected final void merge(InputStream is) throws RepositoryConfigurationException
{
try
{
IBindingFactory factory;
try
{
factory = SecurityHelper.doPrivilegedExceptionAction(new PrivilegedExceptionAction<IBindingFactory>()
{
public IBindingFactory run() throws Exception
{
return BindingDirectory.getFactory(RepositoryServiceConfiguration.class);
}
});
}
catch (PrivilegedActionException pae)
{
Throwable cause = pae.getCause();
if (cause instanceof JiBXException)
{
throw (JiBXException)cause;
}
else if (cause instanceof RuntimeException)
{
throw (RuntimeException)cause;
}
else
{
throw new RuntimeException(cause);
}
}
IUnmarshallingContext uctx = factory.createUnmarshallingContext();
RepositoryServiceConfiguration conf = (RepositoryServiceConfiguration)uctx.unmarshalDocument(is, null);
if (defaultRepositoryName == null)
{
this.defaultRepositoryName = conf.getDefaultRepositoryName();
}
List<RepositoryEntry> repositoryEntries = conf.getRepositoryConfigurations();
if (repositoryEntries == null || repositoryEntries.isEmpty())
{
return;
}
if (repositoryConfigurations == null || repositoryConfigurations.isEmpty())
{
this.repositoryConfigurations = repositoryEntries;
return;
}
Map<String, RepositoryEntry> mapRepoEntries = new LinkedHashMap<String, RepositoryEntry>();
for (RepositoryEntry entry : repositoryConfigurations)
{
mapRepoEntries.put(entry.getName(), entry);
}
for (RepositoryEntry entry : repositoryEntries)
{
RepositoryEntry currentEntry = mapRepoEntries.get(entry.getName());
if (currentEntry == null)
{
mapRepoEntries.put(entry.getName(), entry);
}
else
{
currentEntry.merge(entry);
}
}
getRepositoryConfigurations().clear();
getRepositoryConfigurations().addAll(mapRepoEntries.values());
}
catch (JiBXException e)
{
throw new RepositoryConfigurationException("Error in config initialization " + e, e);
}
}
/**
* Checks if current configuration can be saved.
*
* @return <code>true</code> if current configuration can be saved, <code>false</code> otherwise
*/
@Override
public boolean isRetainable()
{
return false;
}
/**
* Saves current configuration to persistent.
*
* @throws RepositoryException
*/
public void retain() throws RepositoryException
{
}
/**
* @return returns the configuration of all the repositories in XML format
*/
@Managed
@ManagedDescription("The configuration of all the repositories in XML format.")
public String getConfigurationXML()
{
StringWriter sw = new StringWriter();
try
{
IBindingFactory bfact = BindingDirectory.getFactory(RepositoryServiceConfiguration.class);
IMarshallingContext mctx = bfact.createMarshallingContext();
mctx.setIndent(2);
mctx.marshalDocument(this, "UTF-8", null, sw);
}
catch (JiBXException e)
{
LOG.warn("Cannot convert the configuration to XML format", e);
return null;
}
finally
{
try
{
sw.close();
}
catch (IOException ignore)
{
if (LOG.isTraceEnabled())
{
LOG.trace("An exception occurred: " + ignore.getMessage());
}
}
}
return sw.toString();
}
}