/*
* GeoTools - The Open Source Java GIS Toolkit
* http://geotools.org
*
* (C) 2002-2008, Open Source Geospatial Foundation (OSGeo)
*
* This library 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;
* version 2.1 of the License.
*
* This library 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.
*/
package org.geotools.graph.io.standard;
import java.util.HashMap;
import org.geotools.graph.io.GraphReaderWriter;
/**
* An abstract implementation of the GraphReaderWriter interface.
*
* @author Justin Deoliveira, Refractions Research Inc, jdeolive@refractions.net
*
* @source $URL$
*/
public abstract class AbstractReaderWriter implements GraphReaderWriter {
private HashMap m_properties;
/** GraphGenerator property key **/
public static final String GENERATOR = "GENERATOR";
/** GraphBuilder property key **/
public static final String BUILDER = "BUILDER";
/** Node write / read flag **/
public static final String NODES = "NODES";
/** Edge write / read flag **/
public static final String EDGES = "EDGES";
/**
* Constructs an AbstractReaderWriter.
*/
public AbstractReaderWriter() {
m_properties = new HashMap();
}
/**
* Sets a property. Some properties dont have values associated with them,
* they are just set, and unset.
*
* @param name Name of property
*/
public void setProperty(String name) {
setProperty(name, new Object());
}
/**
* @see GraphReaderWriter#setProperty(String, Object)
*/
public void setProperty(String name, Object obj) {
m_properties.put(name, obj);
}
/**
* @see GraphReaderWriter#getProperty(String)
*/
public Object getProperty(String name) {
return(m_properties.get(name));
}
}