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Graph Database API for Neo4j.
/*
* Copyright (c) "Neo4j"
* Neo4j Sweden AB [http://neo4j.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 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see .
*/
package org.neo4j.graphdb.traversal;
import org.neo4j.annotations.api.PublicApi;
/**
* A factory for {@link SideSelector}s. Used during bidirectional traversals.
*/
@PublicApi
public interface SideSelectorPolicy
{
/**
* Creates a new {@link SideSelector} given the {@code start}/{@code end}
* {@link BranchSelector}s and an optional {@code maxDepth}.
*
* @param start the start side {@link BranchSelector} of this
* bidirectional traversal.
* @param end the end side {@link BranchSelector} of this
* bidirectional traversal.
* @param maxDepth an optional max depth the combined traversal depth must
* be kept within. Optional in the sense that only some implementations
* honors it.
* @return a new {@link SideSelector} for {@code start} and {@code end}
* {@link BranchSelector}s.
*/
SideSelector create( BranchSelector start, BranchSelector end, int maxDepth );
}