Java Utililty Methods Path Relative Get

File f = new File(targetPath);
boolean isDir = f.isDirectory();
String[] base = basePath.split(Pattern.quote(pathSeparator), -1);
String[] target = targetPath.split(Pattern.quote(pathSeparator), 0);
String common = "";
int commonIndex = 0;
for (int i = 0; i < target.length && i < base.length; i++) {
    if (target[i].equals(base[i])) {
...

String relativePathOfFile = fileToZip.getPath().substring(base.getPath().length() + 1);
if (File.separatorChar != '/') {
    relativePathOfFile = relativePathOfFile.replace(File.separatorChar, '/');
return relativePathOfFile;

if (isFileInDirRecursive(file, baseDir)) {
    return prefix + baseDir.toURI().relativize(file.toURI()).getPath();
} else if (baseDir.getParentFile() != null) {
    return prefix + getRelativePathRecursive(file, baseDir.getParentFile(), "../");
} else {
    return file.toURI().toString();

try {
    String dir = path.toURL().toExternalForm();
    String baseDir = basePath.toURL().toExternalForm();
    StringBuffer result = new StringBuffer();
    if (dir.indexOf(baseDir) == 0) {
        String delta = dir.substring(baseDir.length());
        for (int i = 0; i < delta.length(); i++) {
            if (delta.charAt(i) == '/') {
...

String relativePathToModule = "." + File.separator + "MainServer" + File.separator + "OurPlatformManager"
        + File.separator + "target" + File.separator + "TestModule-0.4-SNAPSHOT-mod.zip";
return relativePathToModule;

return getRelativePathTo("www", fileName);