Java Path Relative Get getRelativePath(final File basePathFile, final File pathFile)

Description

Get pathFile 's relative path from basePathFile .

License

Apache License

Parameter

Parameter	Description
basePathFile	base path File object
pathFile	target path File object

Return

relative path

Declaration

public static String getRelativePath(final File basePathFile, final File pathFile) 

Method Source Code

//package com.java2s;
/*/*from   w ww . j a v a2 s  . com*/
 * Copyright 2004-2014 the Seasar Foundation and the Others.
 *
 * 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.
 */

import java.io.File;

public class Main {
    /**
     * Get {@code pathFile}'s relative path from {@code basePathFile}.
     *
     * @param basePathFile
     *        base path File object
     * @param pathFile
     *        target path File object
     * @return relative path
     */
    public static String getRelativePath(final File basePathFile, final File pathFile) {
        String basePath = normalizePath(basePathFile.getAbsolutePath());
        String path = normalizePath(pathFile.getAbsolutePath());

        if (path.startsWith(basePath)) {
            String relPath = path.substring(basePath.length(), path.length());
            if (relPath.startsWith("/")) {
                relPath = relPath.substring(1);
            }
            return relPath;
        } else {
            return path;
        }
    }

    /**
     * Normalize path character to slash.
     *
     * @param path
     *        path to normalize
     * @return normalized path
     */
    public static String normalizePath(String path) {
        return path.replace('\\', '/');
    }
}

Related

1. getRelativePath(File target, File relativeTo)
2. getRelativePath(File wd, File file)
3. getRelativePath(final File base, final File child)
4. getRelativePath(final File base, final File name)
5. getRelativePath(final File baseDirectory, final File f)
6. getRelativePath(final File file, final File folder)
7. getRelativePath(final File from, final File to)
8. getRelativePath(final File fromFile, final File toFile)
9. getRelativePath(final File parentDir, final File file)