/*
* JBoss, Home of Professional Open Source.
* Copyright 2009, 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.clustered.sync;
import java.util.ArrayList;
import java.util.List;
import org.jboss.system.server.profileservice.repository.clustered.metadata.RepositoryContentMetadata;
import org.jboss.system.server.profileservice.repository.clustered.metadata.RepositoryRootMetadata;
/**
* Exception indicating that
* {@link RepositoryContentMetadata#getRepositories() the list of repository roots}
* is inconsistent between two <code>RepositoryContentMetadata</code> objects.
* The expected cause of this would be two repositories set up with incompatible
* sets of backing URIs.
*
* @author Brian Stansberry
*
* @version $Revision: $
*/
public class InconsistentRepositoryStructureException extends Exception
{
/** The serialVersionUID */
private static final long serialVersionUID = 8104994059142991240L;
public InconsistentRepositoryStructureException(RepositoryContentMetadata base,
RepositoryContentMetadata other)
{
super(buildExceptionMessage(base, other));
}
private static String buildExceptionMessage(RepositoryContentMetadata base, RepositoryContentMetadata other)
{
List<String> missing = new ArrayList<String>();
for (RepositoryRootMetadata root : base.getRepositories())
{
RepositoryRootMetadata otherRoot = other.getRepositoryRootMetadata(root.getName());
if (otherRoot == null)
{
missing.add(root.getName());
}
}
List<String> extra = new ArrayList<String>();
for (RepositoryRootMetadata root : other.getRepositories())
{
RepositoryRootMetadata baseRoot = base.getRepositoryRootMetadata(root.getName());
if (baseRoot == null)
{
extra.add(root.getName());
}
}
StringBuilder sb = new StringBuilder("Inconsistent structure between repositories");
if (missing.size() > 0)
{
sb.append("; Other repository is missing roots ");
boolean first = true;
for (String name : missing)
{
if (!first)
{
sb.append(',');
}
else
{
first = false;
}
sb.append(name);
}
}
if (extra.size() > 0)
{
sb.append("; Other repository has extra roots ");
boolean first = true;
for (String name : extra)
{
if (!first)
{
sb.append(',');
}
else
{
first = false;
}
sb.append(name);
}
}
return sb.toString();
}
}