org.jsecurity.io
Class ResourceUtils

java.lang.Object
  org.jsecurity.io.ResourceUtils

public class ResourceUtils
extends Object

Static helper methods for loading resources.

Since:

0.2

Author:

Jeremy Haile

Field Summary

static String	CLASSPATH_PREFIX Resource path prefix that specifies to load from a classpath location, value is classpath:
static String	FILE_PREFIX Resource path prefix that specifies to load from a file location, value is file:
static String	URL_PREFIX Resource path prefix that specifies to load from a url location, value is url:

Method Summary

static void	close(InputStream is)
static InputStream	getInputStreamForPath(String resourcePath) Returns the InputStream for the resource represented by the specified path.
static boolean	hasResourcePrefix(String resourcePath) Returns true if the resource path is not null and starts with one of the recognized resource prefixes (CLASSPATH_PREFIX, URL_PREFIX, or FILE_PREFIX), false otherwise.
static boolean	resourceExists(String resourcePath) Returns true if the resource at the specified path exists, false otherwise.

Methods inherited from class java.lang.Object

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

Field Detail

CLASSPATH_PREFIX

public static final String CLASSPATH_PREFIX

Resource path prefix that specifies to load from a classpath location, value is classpath:

See Also:

Constant Field Values

URL_PREFIX

public static final String URL_PREFIX

Resource path prefix that specifies to load from a url location, value is url:

See Also:

Constant Field Values

FILE_PREFIX

public static final String FILE_PREFIX

Resource path prefix that specifies to load from a file location, value is file:

See Also:

Constant Field Values

Method Detail

hasResourcePrefix

public static boolean hasResourcePrefix(String resourcePath)

Returns true if the resource path is not null and starts with one of the recognized resource prefixes (CLASSPATH_PREFIX, URL_PREFIX, or FILE_PREFIX), false otherwise.

Parameters:

resourcePath - the resource path to check

Returns:

true if the resource path is not null and starts with one of the recognized resource prefixes, false otherwise.

Since:

0.9

resourceExists

public static boolean resourceExists(String resourcePath)

Returns true if the resource at the specified path exists, false otherwise.

Parameters:

resourcePath - the path of the resource to check.

Returns:

true if the resource at the specified path exists, false otherwise.

Since:

0.9

getInputStreamForPath

public static InputStream getInputStreamForPath(String resourcePath)
                                         throws IOException

Returns the InputStream for the resource represented by the specified path.

The supporting prefixes are defined as as *_PREFIX constants in this class.

Parameters:

resourcePath - the String path representing the resource to obtain.

Returns:

the InputStraem for the specified resource.

Throws:

IOException - if there is a problem acquiring the resource at the specified path.

close

public static void close(InputStream is)