edu.mit.jverbnet.util
Class ResourceUtils

java.lang.Object
  edu.mit.jverbnet.util.ResourceUtils

public class ResourceUtils
extends java.lang.Object

A few utilities relating to Files and URLs.

Since:

JVerbnet 1.0.0

Version:

1.2.0

Author:

Mark A. Finlayson

Constructor Summary

ResourceUtils()

Method Summary

static java.io.File	toFile(java.net.URL url) Transforms a URL into a File.
static java.io.File	toFileChecked(java.net.URL url) Transforms a URL into a File.
static java.net.URL	toURL(java.io.File file) Transforms a file into a URL.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ResourceUtils

public ResourceUtils()

Method Detail

toFileChecked

public static java.io.File toFileChecked(java.net.URL url)
                                  throws java.io.IOException

Transforms a URL into a File. The URL must use the 'file' protocol and must be in a UTF-8 compatible format as specified in URLDecoder.

Returns:

a file pointing to the same place as the url, or null if the url does not use the 'file' protocol

Throws:

java.lang.NullPointerException - if the url is null

java.io.IOException - if there is an IO problem

Since:

JVerbnet 1.0.0

toFile

public static java.io.File toFile(java.net.URL url)
                           throws java.io.IOException

Transforms a URL into a File. The URL must use the 'file' protocol and must be in a UTF-8 compatible format as specified in URLDecoder.

Returns:

a file pointing to the same place as the url

Throws:

java.lang.NullPointerException - if the url is null

java.lang.IllegalArgumentException - if the url does not use the 'file' protocol

java.io.IOException - if there is an IO problem

Since:

JVerbnet 1.0.0

toURL

public static java.net.URL toURL(java.io.File file)

Transforms a file into a URL.

Parameters:

file - the file to be transformed

Returns:

a URL representing the file

Throws:

java.lang.NullPointerException - if the specified file is null

Since:

JVerbnet 1.0.0