io.cdap.common.lang

Class ClassLoaders

java.lang.Object

io.cdap.common.lang.ClassLoaders

public final class ClassLoaders
extends Object

Utility class for collection of methods for dealing with ClassLoader and loading class.

Method Summary

Modifier and Type	Method and Description
static Class<?>	loadClass(String className, ClassLoader classLoader, Object caller) Loads the class with the given class name with the given classloader.
static ClassLoader	setContextClassLoader(ClassLoader classLoader) Sets the context ClassLoader and returns the current ClassLoader.

Methods inherited from class java.lang.Object

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

Method Detail

loadClass

public static Class<?> loadClass(String className,
                                 @Nullable
                                 ClassLoader classLoader,
                                 Object caller)
                          throws ClassNotFoundException

Loads the class with the given class name with the given classloader. If it is null, load the class with the ClassLoader of the caller object.

Parameters:

className - Name of the class to load.

classLoader - Classloader for loading the class. It could be null.

caller - The object who call this method.

Returns:

The loaded class.

Throws:

ClassNotFoundException - If failed to load the given class.

setContextClassLoader

public static ClassLoader setContextClassLoader(ClassLoader classLoader)

Sets the context ClassLoader and returns the current ClassLoader.