Android Array Empty Check isNotEmpty(T[] array)

Description

Checks if an array of Objects is not empty or not null.

License

Apache License

Parameter

Parameter	Description
array	the array to test

Return

true if the array is not empty or not null

Declaration

public static <T> boolean isNotEmpty(T[] array) 

Method Source Code

//package com.java2s;
/*/*from   w w  w  .j av  a2 s  .  c o  m*/
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF 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.
 */

public class Main {
    /**
     * <p>Checks if an array of Objects is not empty or not <code>null</code>.</p>
     *
     * @param array  the array to test
     * @return <code>true</code> if the array is not empty or not <code>null</code>
     * @since 2.5
     */
    public static <T> boolean isNotEmpty(T[] array) {
        return (array != null && array.length != 0);
    }

    /**
     * <p>Checks if an array of primitive longs is not empty or not <code>null</code>.</p>
     *
     * @param array  the array to test
     * @return <code>true</code> if the array is not empty or not <code>null</code>
     * @since 2.5
     */
    public static boolean isNotEmpty(long[] array) {
        return (array != null && array.length != 0);
    }

    /**
     * <p>Checks if an array of primitive ints is not empty or not <code>null</code>.</p>
     *
     * @param array  the array to test
     * @return <code>true</code> if the array is not empty or not <code>null</code>
     * @since 2.5
     */
    public static boolean isNotEmpty(int[] array) {
        return (array != null && array.length != 0);
    }

    /**
     * <p>Checks if an array of primitive shorts is not empty or not <code>null</code>.</p>
     *
     * @param array  the array to test
     * @return <code>true</code> if the array is not empty or not <code>null</code>
     * @since 2.5
     */
    public static boolean isNotEmpty(short[] array) {
        return (array != null && array.length != 0);
    }

    /**
     * <p>Checks if an array of primitive chars is not empty or not <code>null</code>.</p>
     *
     * @param array  the array to test
     * @return <code>true</code> if the array is not empty or not <code>null</code>
     * @since 2.5
     */
    public static boolean isNotEmpty(char[] array) {
        return (array != null && array.length != 0);
    }

    /**
     * <p>Checks if an array of primitive bytes is not empty or not <code>null</code>.</p>
     *
     * @param array  the array to test
     * @return <code>true</code> if the array is not empty or not <code>null</code>
     * @since 2.5
     */
    public static boolean isNotEmpty(byte[] array) {
        return (array != null && array.length != 0);
    }

    /**
     * <p>Checks if an array of primitive doubles is not empty or not <code>null</code>.</p>
     *
     * @param array  the array to test
     * @return <code>true</code> if the array is not empty or not <code>null</code>
     * @since 2.5
     */
    public static boolean isNotEmpty(double[] array) {
        return (array != null && array.length != 0);
    }

    /**
     * <p>Checks if an array of primitive floats is not empty or not <code>null</code>.</p>
     *
     * @param array  the array to test
     * @return <code>true</code> if the array is not empty or not <code>null</code>
     * @since 2.5
     */
    public static boolean isNotEmpty(float[] array) {
        return (array != null && array.length != 0);
    }

    /**
     * <p>Checks if an array of primitive booleans is not empty or not <code>null</code>.</p>
     *
     * @param array  the array to test
     * @return <code>true</code> if the array is not empty or not <code>null</code>
     * @since 2.5
     */
    public static boolean isNotEmpty(boolean[] array) {
        return (array != null && array.length != 0);
    }
}

Related

1. isEmpty(double[] array)
2. isEmpty(float[] array)
3. isEmpty(int[] array)
4. isEmpty(long[] array)
5. isEmpty(short[] array)
6. isNotEmpty(T[] array)
7. isNotEmpty(boolean[] array)
8. isNotEmpty(byte[] array)
9. isNotEmpty(char[] array)