Java Utililty Methods URL Relative

List of utility methods to do URL Relative

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Description

The list of methods to do URL Relative are organized into topic(s).

Method

StringgetRelativeNameOrURL(File baseDir, File file)
get Relative Name Or URL 
String basePath = baseDir.getAbsolutePath();
String path = file.getAbsolutePath();
if (path.startsWith(basePath)) {
    return baseDir.toURI().relativize(file.toURI()).toString();
} else {
    return file.toURI().toString();
StringgetRelativeURI(File fromFile, File toFile)
Returns relative URI between to files. 
assert !fromFile.exists() || !fromFile.isDirectory();
fromFile = fromFile.getAbsoluteFile().getParentFile();
assert fromFile != null;
ArrayList<String> fromList = splitFile(fromFile);
ArrayList<String> toList = splitFile(toFile);
int fromSize = fromList.size();
int toSize = toList.size();
int i = 0;
...
StringgetRelativeURL(File base, File file)
returns the relative path of file to base. 
StringBuffer result = new StringBuffer(getRelativePath(base, file));
for (int i = 0; i < result.length(); i++) {
    if (result.charAt(i) == '\\')
        result.setCharAt(i, '/');
return result.toString();
StringgetRelativeUrl(File basePath, File targetPath)
get Relative Url 
String baseAbsPath = basePath.getAbsolutePath();
String targetAbsPath = targetPath.getAbsolutePath();
return getRelativeUrl(baseAbsPath, targetAbsPath);
InputStreamgetRelativeURLAsStream(Class clazz, String fileName)
get the input stream of a file relative to (in the same directory as) the specified .class file
can also be used if the .class file resides inside a .jar file 
String filePath = getRelativePackagePath(clazz) + "/" + fileName;
return Thread.currentThread().getContextClassLoader().getResourceAsStream(filePath);