This method finds the difference between set A and set B i.e. - Android java.util

Android examples for java.util:Set

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Description

This method finds the difference between set A and set B i.e.

Demo Code

/*/*from  ww w  .  j  av a 2 s.c om*/
 * Copyright 2002-2014 the original author or authors.
 *
 * 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 com.book2s;
import java.util.*;

public class Main {
    /**
     * This method finds the difference between set A and set B i.e. set A minus set B
     * @param setA set A
     * @param setB set B
     * @param <T> type
     * @return a new set containing the difference
     */
    public static <T> Set<T> difference(Set<T> setA, Set<T> setB) {
        Set<T> difference = new HashSet<T>(setA);
        difference.removeAll(setB);
        return difference;
    }
}

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