Add to path ensuring there is just one separator in between the 2 parts.. - Java File Path IO

Java examples for File Path IO:Path

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Description

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

Demo Code

/*/*  w  w  w. ja v a2  s .  c o m*/
 * ? 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.
 */

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) {
            b.append(path1, 0, path1.length() - 1);
        } else {
            b.append(path1);
        }
        b.append(sep);
        if (path2.charAt(0) == sep) {
            b.append(path2, 1, path2.length());
        } else {
            b.append(path2);
        }
        return b.toString();
    }
}

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