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GraphHopper is a fast and memory efficient Java road routing engine working seamlessly with OpenStreetMap data.

There is a newer version: 0.7.0

/*
 *  Licensed to GraphHopper and Peter Karich under one or more contributor
 *  license agreements. See the NOTICE file distributed with this work for 
 *  additional information regarding copyright ownership.
 * 
 *  GraphHopper licenses this file to you under the Apache License, 
 *  Version 2.0 (the "License"); you may not use this file except in 
 *  compliance with the License. You may obtain a copy of the License at
 * 
 *       http://www.apache.org/licenses/LICENSE-2.0
 * 
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */
package com.graphhopper.storage;

import com.graphhopper.routing.util.EncodingManager;

public interface GraphStorage extends Graph, Storable
{
    Directory getDirectory();

    EncodingManager getEncodingManager();

    void setSegmentSize( int bytes );

    String toDetailsString();

    StorableProperties getProperties();

    /**
     * Schedule the deletion of the specified node until an optimize() call happens
     */
    void markNodeRemoved( int index );

    /**
     * Checks if the specified node is marked as removed.
     */
    boolean isNodeRemoved( int index );

    /**
     * Performs optimization routines like deletion or node rearrangements.
     */
    void optimize();
}