/*
* 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.graph;
import java.util.UUID;
import net.jcip.annotations.Immutable;
import org.jboss.dna.graph.property.Path;
import org.jboss.dna.graph.property.Property;
import org.jboss.dna.graph.property.basic.BasicSingleValueProperty;
/**
* General purpose location type that supports a path and a UUID property. This class should never be directly instantiated by
* users of the DNA framework. Instead, use @{link Location#create} to create the correct location.
*
* @see Location
*/
@Immutable
final class LocationWithPathAndUuid extends LocationWithPathAndProperty {
private static final long serialVersionUID = 1L;
private final UUID uuid;
/**
* Create a new location with a given path and identification property.
*
* @param path the path
* @param uuid the UUID
*/
LocationWithPathAndUuid( Path path,
UUID uuid ) {
super(path, new BasicSingleValueProperty(DnaLexicon.UUID, uuid));
assert uuid != null;
this.uuid = uuid;
}
/**
* {@inheritDoc}
*
* @see Location#getUuid()
*/
@Override
public final UUID getUuid() {
return uuid;
}
/**
* {@inheritDoc}
*
* @see Location#with(Property)
*/
@Override
public Location with( Property idProperty ) {
if (idProperty == null || idProperty.isEmpty()) return this;
if (DnaLexicon.UUID.equals(idProperty.getName())) {
if (idProperty.isSingle() && uuid.equals(idProperty.getFirstValue())) return this;
return Location.create(getPath(), idProperty);
}
return Location.create(getPath(), getIdProperties().get(0), idProperty);
}
/**
* {@inheritDoc}
*
* @see Location#with(Path)
*/
@Override
public Location with( Path path ) {
if (path == null) return Location.create(uuid);
if (getPath().equals(path)) return this;
return Location.create(path, uuid);
}
/**
* {@inheritDoc}
*
* @see Location#with(UUID)
*/
@Override
public Location with( UUID uuid ) {
if (uuid == null) return Location.create(getPath());
if (uuid.equals(this.uuid)) return this;
return Location.create(getPath(), uuid);
}
}