org.grouplens.grapht.util

Class ClassLoaders

java.lang.Object

org.grouplens.grapht.util.ClassLoaders

public final class ClassLoaders
extends Object

Utility methods for class loaders.

Since:

0.8.1

Author:

GroupLens Research

Method Summary

Modifier and Type	Method and Description
static ClassLoader	inferDefault() Infer a default class loader.
static ClassLoader	inferDefault(Class<?> refClass) Infer a default class loader.
static ClassLoaderContext	pushContext(ClassLoader loader) Use the specified class loader for the current thread's context class loader.
static ClassLoaderContext	pushContext(Thread thread, ClassLoader loader) Use the specified class loader for the given thread's context class loader.

Methods inherited from class java.lang.Object

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

Method Detail

inferDefault

public static ClassLoader inferDefault()

Infer a default class loader.

Returns:

A reasonable default class loader.

inferDefault

public static ClassLoader inferDefault(Class<?> refClass)

Infer a default class loader.

Parameters:

refClass - a reference class to use for looking up the class loader. If there is not a context class loader on the current thread, the class loader used to load this class is returned.

Returns:

A reasonable default class loader.

pushContext

public static ClassLoaderContext pushContext(ClassLoader loader)

Use the specified class loader for the current thread's context class loader. This method returns a context to make it easy to restore the original class loader. Example usage: ClassLoaderContext context = ClassLoaders.pushContext(classLoader); try { // some code with classLoader as the current loader } finally { context.pop(); }

Parameters:

loader - The class loader to use.

Returns:

A context for restoring the original class loader.

pushContext

public static ClassLoaderContext pushContext(Thread thread,
                                             ClassLoader loader)

Use the specified class loader for the given thread's context class loader.

Parameters:

thread - The thread whose class loader should be modified.

loader - The class loader to use.

Returns:

A context for restoring the original class loader.

See Also:

pushContext(ClassLoader)