/**
* Copyright (c) 2002-2010 "Neo Technology,"
* Network Engine for Objects in Lund AB [http://neotechnology.com]
*
* This file is part of Neo4j.
*
* Neo4j is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.neo4j.kernel.impl.traversal;
import java.util.ArrayList;
import java.util.Collection;
import org.neo4j.graphdb.Path;
import org.neo4j.helpers.Predicate;
class MultiFilter implements Predicate<Path>
{
private final Collection<Predicate<Path>> filters = new ArrayList<Predicate<Path>>();
MultiFilter( Predicate<Path>... filters )
{
for ( Predicate<Path> filter : filters )
{
this.filters.add( filter );
}
}
MultiFilter( Collection<Predicate<Path>> filters )
{
this.filters.addAll( filters );
}
public boolean accept( Path path )
{
for ( Predicate<Path> filter : this.filters )
{
if ( !filter.accept( path ) )
{
return false;
}
}
return true;
}
public MultiFilter add( Predicate<Path> filter )
{
Collection<Predicate<Path>> newFilters = new ArrayList<Predicate<Path>>( this.filters );
newFilters.add( filter );
return new MultiFilter( newFilters );
}
}