/*
 * The contents of this file are subject to the Mozilla Public License
 * Version 1.1 (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.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS"
 * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
 * the License for the specific language governing rights and limitations
 * under the License.
 *
 * The Original Code is the Kowari Metadata Store.
 *
 * The Initial Developer of the Original Code is Plugged In Software Pty
 * Ltd (http://www.pisoftware.com, mailto:info@pisoftware.com). Portions
 * created by Plugged In Software Pty Ltd are Copyright (C) 2001,2002
 * Northrop Grumman Corporation. All Rights Reserved.
 *
 * This file is an original work and contains no Original Code.  It was
 * developed by Netymon Pty Ltd under contract to the Australian 
 * Commonwealth Government, Defense Science and Technology Organisation
 * under contract #4500507038 and is contributed back to the Kowari/Mulgara
 * Project as per clauses 4.1.3 and 4.1.4 of the above contract.
 *
 * Contributor(s): N/A.
 *
 * Copyright:
 *   The copyright on this file is held by:
 *     The Australian Commonwealth Government
 *     Department of Defense
 *   Developed by Netymon Pty Ltd
 * Copyright (C) 2006
 * The Australian Commonwealth Government
 * Department of Defense
 *
 * [NOTE: The text of this Exhibit A may differ slightly from the text
 * of the notices in the Source Code files of the Original Code. You
 * should use the text of this Exhibit A rather than the text found in the
 * Original Code Source Code for Your Modifications.]
 *
 */
package org.mulgara.resolver.relational.d2rq;

import java.util.Map;

import org.apache.log4j.Logger;

import org.mulgara.resolver.spi.Resolver;
import org.mulgara.resolver.spi.ResolverSession;
import org.mulgara.resolver.spi.LocalizeException;
import org.mulgara.resolver.spi.GlobalizeException;
import org.mulgara.query.LocalNode;
import org.mulgara.query.TuplesException;
import org.mulgara.query.QueryException;

public class ObjectPropertyBridgeElem extends PropertyBridgeElem {
  /** Logger */
  private static final Logger logger = Logger.getLogger(Definition.class);

  public final String column;
  public final String pattern;
  public final ClassMapElem refersToClassMap;

  public ObjectPropertyBridgeElem(Resolver resolver, ResolverSession session, long propMap, long defModel, Map<LocalNode,ClassMapElem> nodeClassMaps, D2RQDefn parent)
      throws LocalizeException, QueryException, TuplesException, GlobalizeException {
    super(resolver, session, propMap, defModel, parent);

    LocalNode map = new LocalNode(propMap);
    LocalNode model = new LocalNode(defModel);

    column = getStringObject(map, Constants.column, model, true);
    pattern = getStringObject(map, Constants.pattern, model, true);

    LocalNode refers = getLocalNodeObject(map, Constants.refersToClassMap, model, true);
    refersToClassMap = (ClassMapElem)nodeClassMaps.get(refers);
    if (refers != null && refersToClassMap == null && logger.isDebugEnabled()) {
      logger.debug("Failed to find referenced class map: " + refers);
    }
  }

  public String toString() {
    return super.toString() + ":(" +
      "column=" + column + ", " +
      "pattern=" + pattern + ", " +
      "refersToClassMap=" + refersToClassMap + ")";
  }
}