Surrounds a path, ensuring that it starts with a '/' and ends with a '/'. - Java File Path IO

Java examples for File Path IO:Path

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Description

Surrounds a path, ensuring that it starts with a '/' and ends with a '/'.

Demo Code

/*/*from  w ww  . ja va 2s  .co 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.
 */
//package com.java2s;

public class Main {
    /**
     * Surrounds a path, ensuring that it starts with a '/' and ends with a '/'.
     * @ibm-api
     */
    public static String surroundPath(String path, char sep) {
        boolean needLeadingSlash = path.charAt(0) != sep;
        boolean needTrailingSlash = path.charAt(path.length() - 1) != sep;
        if (needLeadingSlash || needTrailingSlash) {
            if (needLeadingSlash && needTrailingSlash) {
                StringBuilder b = new StringBuilder();
                b.append(sep);
                b.append(path);
                b.append(sep);
                return b.toString();
            } else if (needLeadingSlash) {
                StringBuilder b = new StringBuilder();
                b.append(sep);
                b.append(path);
                return b.toString();
            } else {
                StringBuilder b = new StringBuilder();
                b.append(path);
                b.append(sep);
                return b.toString();
            }
        }
        return path;
    }
}

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