/**
* Returns sibling of specified File.
*
* @param file File source file
* @param segment String sibling name
* @return File sibling
*/
public static File getSibling(File file, String segment) {
Argument.checkNotNull(file, "file must not be null!");
String path = file.getPath();
return new File(getSibling(path, segment));
}
/**
* Returns parent of specified file.
*
* @param file File source file
* @return File parent
*/
public static File getParent(File file) {
Argument.checkNotNull(file, "file must not be null!");
String path = file.getPath();
return new File(getParent(path));
}
/**
* Converts URI to URL and convert checked exceptions to unchecked ones.
*
* @param uri URI source uri
* @return URL url
* @throws IllegalArgumentException with wrapped MalformedURLException
*/
public static URL toURL(URI uri) {
Argument.checkNotNull(uri, "uri must not be null!");
try {
return uri.toURL();
} catch (MalformedURLException e) {
throw new IllegalArgumentException(String.format("Can't convert URI '%s' to URL", uri), e);
}
}
/**
* Converts URL to URI and convert checked exceptions to unchecked ones.
*
* @param url URL source url
* @return URI uri
* @throws IllegalArgumentException with wrapped URISyntaxException
*/
public static URI toURI(URL url) {
Argument.checkNotNull(url, "url must not be null!");
try {
return url.toURI();
} catch (URISyntaxException e) {
throw new IllegalArgumentException(String.format("Can't convert URL '%s' to URI", url), e);
}
}
/**
* Creates new URL from specified uri and replaces path with specified value.
*
* @param url URL base uri
* @param path String new path.
* @return URL url
*/
public static URL setPath(URL url, String path) {
Argument.checkNotNull(url, "url must not be null!");
try {
URI uri = toURI(url);
return setPath(uri, path).toURL();
} catch (MalformedURLException e) {
throw new IllegalArgumentException(
String.format("Can't replace path in URL '%s' to '%s'.", url, path));
}
}
/**
* Creates new URI from specified uri and replaces path with specified value.
*
* @param uri URI base uri
* @param path String new path.
* @return URI uri
*/
public static URI setPath(URI uri, String path) {
Argument.checkNotNull(uri, "uri must not be null!");
try {
return new URI(
uri.getScheme(),
uri.getUserInfo(),
uri.getHost(),
uri.getPort(),
path,
uri.getQuery(),
uri.getFragment());
} catch (URISyntaxException e) {
throw new IllegalArgumentException(
String.format("Can't replace path in URI '%s' to '%s'.", uri, path));
}
}
/**
* Returns sibling of specified URL.
*
* @param url URL source url
* @param segment String sibling name
* @return URL sibling
*/
public static URL getSibling(URL url, String segment) {
Argument.checkNotNull(url, "url must not be null!");
return toURL(getSibling(toURI(url), segment));
}
/**
* Returns sibling of specified URI.
*
* @param uri URI source uri
* @param segment String sibling name
* @return URI sibling
*/
public static URI getSibling(URI uri, String segment) {
Argument.checkNotNull(uri, "uri must not be null!");
String sibling = getSibling(uri.getPath(), segment);
return setPath(uri, sibling);
}
/**
* Returns parent of specified URL.
*
* @param url URL source url
* @return URL parent
*/
public static URL getParent(URL url) {
Argument.checkNotNull(url, "url must not be null!");
return toURL(getParent(toURI(url)));
}
/**
* Returns parent of specified URI.
*
* @param uri URI source url
* @return URL parent
*/
public static URI getParent(URI uri) {
Argument.checkNotNull(uri, "uri must not be null!");
String sibling = getParent(uri.getPath());
return setPath(uri, sibling);
}
