Android String Empty Check isEmpty(final String value)

Description

Returns true if the string is null or 0-length.

License

Open Source License

Parameter

Parameter	Description
value	target value

Return

true if the string is null or 0-length.

Declaration

public static boolean isEmpty(final String value) 

Method Source Code

//package com.java2s;
/*//from w ww .ja  v  a2  s  .  co m
 * Copyright (c) 2011 Soichiro Kashima
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

public class Main {
    /**
     * Returns true if the string is {@code null} or 0-length.
     * 
     * @param value target value
     * @return true if the string is {@code null} or 0-length.
     */
    public static boolean isEmpty(final String value) {
        return value == null || value.length() == 0;
    }
}

Related

1. isBlank(String str)
2. isNotBlank(String str)
3. isBlank(String text)
4. isEmpty(String input)
5. isNullOrEmpty(String str)
6. isEmpty(String s)
7. isEmpty(String value)
8. isNotEmpty(String value)
9. isEmptyOrNull(String string)