com.github.mjeanroy.dbunit.commons.lang.Strings Maven / Gradle / Ivy
/**
* The MIT License (MIT)
*
* Copyright (c) 2015-2019 Mickael Jeanroy
*
* 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.
*/
package com.github.mjeanroy.dbunit.commons.lang;
/**
* Static Strings Utilities.
*/
public final class Strings {
// Ensure non instantiation.
private Strings() {
}
/**
* Check if string is not empty (i.e not {@code null} and contains characters).
*
* @param value The string value.
* @return {@code true} if {@code value} is not {@code null} and not empty, {@code false} otherwise.
*/
public static boolean isNotEmpty(String value) {
return value != null && !value.isEmpty();
}
/**
* Check if string is empty (i.e {@code null} or an empty string).
*
* @param value The string value.
* @return {@code true} if {@code value} is {@code null} or empty, {@code false} otherwise.
*/
public static boolean isEmpty(String value) {
return value == null || value.isEmpty();
}
/**
* Check if string is blank (i.e not {@code null}, empty or contains only whitespace characters).
*
* @param value The string value.
* @return {@code true} if {@code value} is blank, {@code false} otherwise.
*/
public static boolean isBlank(String value) {
if (isEmpty(value)) {
return true;
}
for (Character character : value.toCharArray()) {
if (!Character.isWhitespace(character)) {
return false;
}
}
return true;
}
}