returns true if array a contains any element of array b - Java Collection Framework

Java examples for Collection Framework:Array Contain

Description

returns true if array a contains any element of array b

Demo Code

/* Copyright (c) 2001-2010, The HSQL Development Group
 * All rights reserved./*from   ww  w  .  ja  v  a  2  s.  c  o  m*/
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * Redistributions of source code must retain the above copyright notice, this
 * list of conditions and the following disclaimer.
 *
 * Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer in the documentation
 * and/or other materials provided with the distribution.
 *
 * Neither the name of the HSQL Development Group nor the names of its
 * contributors may be used to endorse or promote products derived from this
 * software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL HSQL DEVELOPMENT GROUP, HSQLDB.ORG,
 * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
//package com.java2s;

public class Main {
    public static void main(String[] argv) throws Exception {
        Object[] arra = new String[] { "1", "abc", "level", null,
                "java2s.com", "asdf 123" };
        Object[] arrb = new String[] { "1", "abc", "level", null,
                "java2s.com", "asdf 123" };
        System.out.println(containsAny(arra, arrb));
    }

    /**
     * returns true if arra contains any element of arrb
     *
     * @param arra Object[]
     * @param arrb Object[]
     */
    public static boolean containsAny(Object[] arra, Object[] arrb) {

        mainLoop: for (int i = 0; i < arrb.length; i++) {
            for (int j = 0; j < arra.length; j++) {
                if (arrb[i] == arra[j] || arrb[i].equals(arra[j])) {
                    return true;
                }
            }
        }

        return false;
    }
}

Related Tutorials