/*
* JBoss DNA (http://www.jboss.org/dna)
* See the COPYRIGHT.txt file distributed with this work for information
* regarding copyright ownership. Some portions may be licensed
* to Red Hat, Inc. under one or more contributor license agreements.
* See the AUTHORS.txt file in the distribution for a full listing of
* individual contributors.
*
* JBoss DNA is free software. Unless otherwise indicated, all code in JBoss DNA
* is licensed to you 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.
*
* JBoss DNA 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.dna.connector.svn;
import java.util.Set;
import java.util.concurrent.TimeUnit;
import javax.transaction.xa.XAResource;
import org.jboss.dna.common.util.CheckArg;
import org.jboss.dna.graph.ExecutionContext;
import org.jboss.dna.graph.cache.CachePolicy;
import org.jboss.dna.graph.connector.RepositoryConnection;
import org.jboss.dna.graph.connector.RepositorySourceException;
import org.jboss.dna.graph.request.Request;
import org.jboss.dna.graph.request.processor.RequestProcessor;
import org.tmatesoft.svn.core.SVNErrorCode;
import org.tmatesoft.svn.core.SVNErrorMessage;
import org.tmatesoft.svn.core.SVNException;
import org.tmatesoft.svn.core.SVNNodeKind;
import org.tmatesoft.svn.core.io.SVNRepository;
/**
* The defaultRepository connection to a SVN Repository instance.
*/
public class SVNRepositoryConnection implements RepositoryConnection {
private final String sourceName;
private final CachePolicy cachePolicy;
private final SVNRepository defaultWorkspace;
private final boolean updatesAllowed;
private final Set<String> availableWorkspaceNames;
private final boolean creatingWorkspacesAllowed;
private final RepositoryAccessData accessData;
/**
* default workspace must can be a root repository or any folders from the root directory. available workspace names must
* consist of URLs from repository folders.
*
* @param sourceName
* @param defaultWorkspace
* @param availableWorkspaceNames
* @param creatingWorkspacesAllowed
* @param cachePolicy
* @param updatesAllowed
* @param accessData
*/
public SVNRepositoryConnection( String sourceName,
SVNRepository defaultWorkspace,
Set<String> availableWorkspaceNames,
boolean creatingWorkspacesAllowed,
CachePolicy cachePolicy,
boolean updatesAllowed,
RepositoryAccessData accessData ) {
CheckArg.isNotNull(defaultWorkspace, "defaultWorkspace");
CheckArg.isNotEmpty(sourceName, "sourceName");
assert availableWorkspaceNames != null;
assert accessData != null;
// Check if the default workspace is a folder.
SVNNodeKind nodeKind = null;
try {
nodeKind = defaultWorkspace.checkPath("", -1);
if (nodeKind == SVNNodeKind.NONE) {
SVNErrorMessage error = SVNErrorMessage.create(SVNErrorCode.UNKNOWN,
"No entry at URL ''{0}''",
defaultWorkspace.getLocation().getPath());
throw new SVNException(error);
} else if (nodeKind == SVNNodeKind.UNKNOWN) {
SVNErrorMessage error = SVNErrorMessage.create(SVNErrorCode.UNKNOWN,
"Entry at URL ''{0}'' is a file while directory was expected",
defaultWorkspace.getLocation().getPath());
throw new SVNException(error);
} else if (nodeKind == SVNNodeKind.FILE) {
SVNErrorMessage error = SVNErrorMessage.create(SVNErrorCode.UNKNOWN,
"Entry at URL ''{0}'' is a file while directory was expected",
defaultWorkspace.getLocation().getPath());
throw new SVNException(error);
}
} catch (SVNException e) {
// deal with the exception
throw new RuntimeException(e);
}
this.sourceName = sourceName;
this.cachePolicy = cachePolicy;
this.defaultWorkspace = defaultWorkspace;
this.updatesAllowed = updatesAllowed;
this.availableWorkspaceNames = availableWorkspaceNames;
this.creatingWorkspacesAllowed = creatingWorkspacesAllowed;
this.accessData = accessData;
}
SVNRepository getDefaultWorkspace() {
return defaultWorkspace;
}
/**
* {@inheritDoc}
*/
public String getSourceName() {
return sourceName;
}
/**
* {@inheritDoc}
*/
public CachePolicy getDefaultCachePolicy() {
return cachePolicy;
}
/**
* {@inheritDoc}
*/
public XAResource getXAResource() {
return null;
}
/**
* {@inheritDoc}
*/
public boolean ping( long time,
TimeUnit unit ) {
try {
this.defaultWorkspace.getRepositoryRoot(true);
} catch (SVNException e) {
return false;
}
return true;
}
/**
* {@inheritDoc}
*
* @see org.jboss.dna.graph.connector.RepositoryConnection#close()
*/
public void close() {
// do not care about.
}
/**
* {@inheritDoc}
*
* @see org.jboss.dna.graph.connector.RepositoryConnection#execute(org.jboss.dna.graph.ExecutionContext,
* org.jboss.dna.graph.request.Request)
*/
public void execute( final ExecutionContext context,
final Request request ) throws RepositorySourceException {
RequestProcessor processor = new SVNRepositoryRequestProcessor(sourceName, defaultWorkspace, availableWorkspaceNames,
creatingWorkspacesAllowed, context, updatesAllowed,
accessData);
try {
processor.process(request);
} finally {
processor.close();
}
}
/**
* @return the accessData
*/
public RepositoryAccessData getAccessData() {
return accessData;
}
}