001package org.eclipse.aether.util; 002 003/* 004 * Licensed to the Apache Software Foundation (ASF) under one 005 * or more contributor license agreements. See the NOTICE file 006 * distributed with this work for additional information 007 * regarding copyright ownership. The ASF licenses this file 008 * to you under the Apache License, Version 2.0 (the 009 * "License"); you may not use this file except in compliance 010 * with the License. You may obtain a copy of the License at 011 * 012 * http://www.apache.org/licenses/LICENSE-2.0 013 * 014 * Unless required by applicable law or agreed to in writing, 015 * software distributed under the License is distributed on an 016 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 017 * KIND, either express or implied. See the License for the 018 * specific language governing permissions and limitations 019 * under the License. 020 */ 021 022/** 023 * A utility class to ease string processing. 024 */ 025public final class StringUtils 026{ 027 028 private StringUtils() 029 { 030 // hide constructor 031 } 032 033 /** 034 * Checks whether a string is {@code null} or of zero length. 035 * 036 * @param string The string to check, may be {@code null}. 037 * @return {@code true} if the string is {@code null} or of zero length, {@code false} otherwise. 038 */ 039 public static boolean isEmpty( String string ) 040 { 041 return string == null || string.length() <= 0; 042 } 043 044}