com.github.nosan.embedded.cassandra.commons.StringUtils Maven / Gradle / Ivy
/*
* Copyright 2020-2021 the original author or authors.
*
* 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
*
* https://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.
*/
package com.github.nosan.embedded.cassandra.commons;
/**
* Simple utility methods for dealing with strings.
*
* @author Dmytro Nosan
* @since 4.0.0
*/
public final class StringUtils {
private StringUtils() {
}
/**
* Check whether the provided {@code string} contains actual text.
*
* @param source the {@code string} to check (may be {@code null})
* @return {@code true} if the {@code string} is not {@code null}, its length is greater than 0, and it does not
* contain whitespace only
*/
public static boolean hasText(CharSequence source) {
if (source == null) {
return false;
}
for (int i = 0; i < source.length(); i++) {
if (!Character.isWhitespace(source.charAt(i))) {
return true;
}
}
return false;
}
}