添加到路径以确保两个部分之间只有一个分隔符。。

/*

 * ? Copyright IBM Corp. 2012-2013

 * 

 * 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.

 *//*时代Java - nowjava.com 提 供*/


public class Main{

    /**

     * Add to path ensuring there is just one separator in between the 2 parts..

     * @ibm-api

     */

    public static String concat(String path1, String path2, char sep) {

        if (StringUtil.isEmpty(path1)) {

            return path2;

        }

        if (StringUtil.isEmpty(path2)) {

            return path1;

        }

        StringBuilder b = new StringBuilder();

        if (path1.charAt(path1.length() - 1) == sep) {// 来 自 N o w J a v a . c o m

            b.append(path1, 0, path1.length() - 1);

        } else {

            b.append(path1);