Package hudson.remoting

Class Which

java.lang.Object

hudson.remoting.Which

public class Which
extends Object

Locates where a given class is loaded from.

Author:

Kohsuke Kawaguchi

Constructor Summary

Constructors

Constructor	Description
Which()

Method Summary

Modifier and Type	Method	Description
static URL	classFileUrl(Class<?> clazz)	Returns the URL of the class file where the given class has been loaded from.
static File	jarFile(Class<?> clazz)	Locates the jar file that contains the given class.
static File	jarFile(URL resource)
static URL	jarURL(Class<?> clazz)	Deprecated. Use classFileUrl(Class)

Methods inherited from class java.lang.Object

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

Constructor Details

Which

public Which()

Method Details

classFileUrl

@NonNull
public static URL classFileUrl(Class<?> clazz)
                        throws IOException

Returns the URL of the class file where the given class has been loaded from.

Parameters:

clazz - Class

Returns:

URL of the class file

Throws:

IllegalArgumentException - if failed to determine the URL.

IOException

Since:

2.24

jarURL

@Deprecated
public static URL jarURL(Class<?> clazz)
                  throws IOException

Deprecated.

Use classFileUrl(Class)

Throws:

IOException

jarFile

@NonNull
public static File jarFile(Class<?> clazz)
                    throws IOException

Locates the jar file that contains the given class.

Note that jar files are not always loaded from File, so for diagnostics purposes jarURL(Class) is preferrable.

Parameters:

clazz - Class

Returns:

JAR File, which contains the class.

Throws:

IllegalArgumentException - if failed to determine the class File URL.

IOException

jarFile

public static File jarFile(URL resource)
                    throws IOException

Throws:

IOException