commonfactory.java

GEo 地理操作源代码

/**************************************************************************************************
 **
 ** $Id: CommonFactory.java,v 1.4.2.1 2004/05/17 22:02:59 desruisseaux Exp $
 **
 ** $Source: /cvsroot/geoapi/src/org/opengis/go/CommonFactory.java,v $
 **
 ** Copyright (C) 2003 Open GIS Consortium, Inc. All Rights Reserved. http://www.opengis.org/Legal/
 **
 *************************************************************************************************/

package org.opengis.go;

import org.opengis.referencing.crs.CRSAuthorityFactory;
import org.opengis.referencing.crs.CRSFactory;
import org.opengis.referencing.datum.DatumAuthorityFactory;
import org.opengis.referencing.datum.DatumFactory;
import org.opengis.go.geometry.BoundsFactory;

/**
 * <code>CommonFactory</code> defines a common abstraction for 
 * getting the different factories for classes that all GO-1 objects
 * have a common dependency on.
 *
 * @author Open GIS Consortium, Inc.
 * @version $Revision: 1.4.2.1 $, $Date: 2004/05/17 22:02:59 $
 */
public interface CommonFactory {

    /**
     * Returns an object that represents the capabilities of this
     * common factory and its associated canvas.
     */
    public CommonCapabilities getCapabilities();
       
    /**
     * Returns the BoundsFactory singleton.
     */
    public BoundsFactory getBoundsFactory();

    /**
     * Returns the CoordinateReferenceSystemFactory singleton.
     */
    public CRSFactory getCRSFactory();
    
    /**
     * Returns the CRSAuthorityFactory singleton.
     */
    public CRSAuthorityFactory getCRSAuthorityFactory();
       
    /**
     * Returns the DatumAuthorityFactory singleton.
     */
    public DatumAuthorityFactory getDatumAuthorityFactory();
    
    /**
     * Returns the DatumFactory singleton.
     */
    public DatumFactory getDatumFactory();
}