Java Set Search contains(BitSet x, BitSet y)

Description

Returns true if all bits set in the second parameter are also set in the first

License

Apache License

Parameter

Parameter	Description
x	containing bitmap
y	bitmap to be checked

Return

true if all bits in the second parameter are set in the first

Declaration

public static boolean contains(BitSet x, BitSet y) 

Method Source Code

//package com.java2s;
/*/* w ww. jav  a 2  s  .  com*/
 // Licensed to DynamoBI Corporation (DynamoBI) under one
 // or more contributor license agreements.  See the NOTICE file
 // distributed with this work for additional information
 // regarding copyright ownership.  DynamoBI 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.
 */

import java.util.*;

public class Main {
    /**
     * Returns true if all bits set in the second parameter are also set in the
     * first
     *
     * @param x containing bitmap
     * @param y bitmap to be checked
     *
     * @return true if all bits in the second parameter are set in the first
     */
    public static boolean contains(BitSet x, BitSet y) {
        BitSet tmp = new BitSet();
        tmp.or(y);
        tmp.andNot(x);
        return tmp.isEmpty();
    }
}

Related

1. Contains(Set s, Object o)
2. contains(Set setTocheck, Set mustHaveAllThese)
3. containsAny(Set container, Set possibilities)
4. containsCaseInsensitive(String s, Set l)