org.apache.flink.util

Class SimpleUserCodeClassLoader

java.lang.Object

org.apache.flink.util.SimpleUserCodeClassLoader

All Implemented Interfaces:

UserCodeClassLoader

public class SimpleUserCodeClassLoader
extends Object
implements UserCodeClassLoader

Simple UserCodeClassLoader implementation which assumes that the provided class loader will never be released and, hence, will never execute the release hooks.

Method Summary

Modifier and Type	Method and Description
ClassLoader	asClassLoader() Obtains the actual class loader.
static SimpleUserCodeClassLoader	create(ClassLoader classLoader)
void	registerReleaseHookIfAbsent(String releaseHookName, Runnable releaseHook) Registers a release hook which is being executed before the user code class loader is being released.

Methods inherited from class java.lang.Object

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

Method Detail

asClassLoader

public ClassLoader asClassLoader()

Description copied from interface: UserCodeClassLoader

Obtains the actual class loader.

Specified by:

asClassLoader in interface UserCodeClassLoader

Returns:

actual class loader

registerReleaseHookIfAbsent

public void registerReleaseHookIfAbsent(String releaseHookName,
                                        Runnable releaseHook)

Description copied from interface: UserCodeClassLoader

Registers a release hook which is being executed before the user code class loader is being released.

Specified by:

registerReleaseHookIfAbsent in interface UserCodeClassLoader

releaseHook - releaseHook which is executed before the user code class loader is being released.

create

public static SimpleUserCodeClassLoader create(ClassLoader classLoader)