_br-ode-1.X.svn/bpel-ql/src/main/java/org/apache/ode/ql/tree/nodes/ValuesHelper.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.ode.ql.tree.nodes;

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

public class ValuesHelper {
    public static Collection extract(Collection values) {
        Collection<Object> result = new ArrayList<Object>(values.size());
        for(Iterator iter = values.iterator();iter.hasNext();) {
          Value value = (Value)iter.next();
          result.add(value.getValue());
        }
        return result;
    }
}