check if an array contains a value for various type of array - Android java.lang

Android examples for java.lang:array contain

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Description

check if an array contains a value for various type of array

Demo Code

/*/*from  w  w  w  . ja  v a 2 s.c  o m*/
 * @(#)$Id: ArrayUtils.java 3619 2008-03-26 07:23:03Z yui $
 * 
 * Copyright 2006-2008 Makoto YUI
 * 
 * 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.
 * 
 * Contributors: Makoto YUI - ported from jakarta commons lang
 */
//package com.java2s;

public class Main {
    public static <T> boolean contains(final T[] array, final T value) {
        final int len = array.length;
        for (int i = 0; i < len; i++) {
            if (array[i].equals(value)) {
                return true;
            }
        }
        return false;
    }

    public static boolean equals(final char[] a, final char[] a2,
            final int off, final int len) {
        if (a == a2) {
            return true;
        }
        if (a == null || a2 == null) {
            return false;
        }
        int length = a.length;
        if (len != length) {
            return false;
        }
        for (int i = 0; i < len; i++) {
            if (a[i] != a2[off + i]) {
                return false;
            }
        }
        return true;
    }
}

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