org.ow2.proactive.resourcemanager.utils

Class ContextClassLoaderInjector

java.lang.Object

org.ow2.proactive.resourcemanager.utils.ContextClassLoaderInjector

public class ContextClassLoaderInjector
extends Object

Since:

06/12/19

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	ContextClassLoaderInjector.SupplierWithException<T> supplier which can throw exceptions

Constructor Summary

Constructors

Constructor and Description
ContextClassLoaderInjector()

Method Summary

Modifier and Type	Method and Description
static Object	createInjectedObject(Class<?> superClass, ClassLoader contextClassLoader) Create an injected object which has been injected with specifying the thread context class loader during all its methods invocation.
static <T> T	switchContextClassLoader(ClassLoader contextClassLoader, ContextClassLoaderInjector.SupplierWithException<T> func) Switch the thread context class loader during the execution of the function

Methods inherited from class java.lang.Object

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

Constructor Detail

ContextClassLoaderInjector

public ContextClassLoaderInjector()

Method Detail

createInjectedObject

public static Object createInjectedObject(Class<?> superClass,
                                          ClassLoader contextClassLoader)
                                   throws Exception

Create an injected object which has been injected with specifying the thread context class loader during all its methods invocation.

Parameters:

superClass - The class whose object methods need to be injected

contextClassLoader - the thread context class loader to inject in all the methods of the class object

Returns:

the created injected object

Throws:

Exception

switchContextClassLoader

public static <T> T switchContextClassLoader(ClassLoader contextClassLoader,
                                             ContextClassLoaderInjector.SupplierWithException<T> func)
                                      throws Exception

Switch the thread context class loader during the execution of the function

Type Parameters:

T - return type of function

Parameters:

contextClassLoader - the specified thread context class loader

func - the function which needs to be set thread context class loader

Returns:

the function return value

Throws:

Exception - the exception thrown during function execution