/**
 *
 *  Copyright 2005 The Apache Software Foundation or its licensors, as applicable.
 *
 *  Licensed 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 org.apache.tuscany.das.rdb.config.wrapper;

import java.util.ArrayList;
import java.util.Collection;
import java.util.Iterator;

import org.apache.tuscany.das.rdb.config.KeyPair;
import org.apache.tuscany.das.rdb.config.Relationship;

public class RelationshipWrapper {

	private Relationship relationship;

	public RelationshipWrapper(Relationship r) {
		this.relationship = r;
	}
	
	public Collection getForeignKeys() {
		ArrayList keys = new ArrayList();
		Iterator i = this.relationship.getKeyPair().iterator();
		while ( i.hasNext()) {
			KeyPair pair = (KeyPair) i.next();
			keys.add(pair.getForeignKeyColumn());
		}
		return keys;
	}

}