com.alibaba.cloud.context.utils.StringUtils Maven / Gradle / Ivy

Go to download
/*
 * Copyright (C) 2018 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
 *
 *      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.
 */

package com.alibaba.cloud.context.utils;

/**
 * 字符串工具类
 *
 * @author xiaolongzuo
 */
public class StringUtils {

    private StringUtils() {
    }

    /**
     * 判断字符串是否为空
     *
     * @param s 字符串
     * @return 是否为空
     */
    public static boolean isEmpty(String s) {
        return s == null || s.trim().length() == 0;
    }

    /**
     * 判断字符串是否不为空
     *
     * @param s 字符串
     * @return 是否不为空
     */
    public static boolean isNotEmpty(String s) {
        return !isEmpty(s);
    }
}