Java List Null Empty isNotEmpty(List values)

Description

Checks of the given list contains any elements.

License

Apache License

Parameter

Parameter	Description
values	the list to check

Return

true if the list is not empty

Declaration

@SuppressWarnings("rawtypes")
public static boolean isNotEmpty(List values) 

Method Source Code

//package com.java2s;
/*/*from  w w w .  j  a  va2  s  .  c  o m*/
 * Copyright 2012-2013 TopCoder, Inc.
 *
 * This code was developed under U.S. government contract NNH10CD71C. 
 *
 * 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.
 */

import java.util.List;

public class Main {
    /**
     * Checks of the given array contains any elements.
     *
     * @param values the array to check
     * @return true if the array is not empty
     */
    public static boolean isNotEmpty(Object[] values) {
        return !isEmpty(values);
    }

    /**
     * Checks of the given list contains any elements.
     *
     * @param values the list to check
     * @return true if the list is not empty
     */
    @SuppressWarnings("rawtypes")
    public static boolean isNotEmpty(List values) {
        return !isEmpty(values);
    }

    /**
     * Checks of the given array contains any elements.
     *
     * @param values the array to check
     * @return true if the array is null or empty
     */
    public static boolean isEmpty(Object[] values) {
        return values == null || values.length == 0;
    }

    /**
     * Checks of the given list contains any elements.
     *
     * @param values the list to check
     * @return true if the list is null or empty
     */
    @SuppressWarnings("rawtypes")
    public static boolean isEmpty(List values) {
        return values == null || values.isEmpty();
    }
}

Related

1. isListNullOrEmpty(List lst)
2. isNonEmptyArray(List value)
3. isNotEmpty(final List aList)
4. isNotEmpty(List list)
5. isNotEmpty(List list)
6. isNotEmpty(List input)
7. isNotEmpty(List input)
8. isNotEmpty(List list)
9. isNotEmpty(List value)