IntList.java

/*
 * Copyright  2000-2004 The Apache Software Foundation
 *
 *  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.bcel.verifier.statics;


import java.util.ArrayList;
import java.util.List;

/**
 * A small utility class representing a set of basic int values.
 *
 * @version $Id: IntList.java 386056 2006-03-15 11:31:56Z tcurdt $
 * @author Enver Haase
 */
public class IntList{
	/** The int are stored as Integer objects here. */
	private List theList;
	/** This constructor creates an empty list. */
	IntList(){
		theList = new ArrayList();
	}
	/** Adds an element to the list. */
	void add(int i){
		theList.add(new Integer(i));
	}
	/** Checks if the specified int is already in the list. */
	boolean contains(int i){
		Integer[] ints = new Integer[theList.size()];
		theList.toArray(ints);
		for (int j=0; j<ints.length; j++){
			if (i == ints[j].intValue()) {
                return true;
            }
		}
		return false;
	}
}