triplematchfilter.java

Jena推理机

/*
  (c) Copyright 2002, 2002, 2003, 2004, 2005, 2006, 2007 Hewlett-Packard Development Company, LP
  [See end of file]
  $Id: TripleMatchFilter.java,v 1.12 2007/01/02 11:49:18 andy_seaborne Exp $
*/

package com.hp.hpl.jena.graph;

import com.hp.hpl.jena.util.iterator.Filter;

/**
    A class to turn a triple (treated as a pattern) into a Filter.
    It used to take a TripleMatch but those are obsolete.
    
    @author  bwm, kers
*/
public class TripleMatchFilter extends Filter 
    {
    final protected Triple tMatch;

    /** Creates new TripleMatchFilter */
    public TripleMatchFilter(Triple tMatch) 
        { this.tMatch = tMatch; }

    /** 
         The object is wanted.
         @param t The object to accept or reject.  Must be a Triple
         @return true if the object is wanted.
    */
    public boolean accept( Object t ) 
        { return tMatch.matches( (Triple) t ); }
    }
/*
 *  (c) Copyright 2000, 2001, 2002, 2002, 2003, 2004, 2005, 2006, 2007 Hewlett-Packard Development Company, LP
 *  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. The name of the author may not be used to endorse or promote products
 *    derived from this software without specific prior written permission.

 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */