org.kuali.rice.core.api.util

Class ClassLoaderUtils

java.lang.Object

org.kuali.rice.core.api.util.ClassLoaderUtils

public final class ClassLoaderUtils
extends Object

Provides common utility methods for dealing with Classloaders.

Author:

Kuali Rice Team (rice.collab@kuali.org)

Method Summary

Methods

Modifier and Type	Method and Description
static Class<?>	getClass(String className)
static <T> Class<? extends T>	getClass(String className, Class<T> type)
static ClassLoader	getDefaultClassLoader() Returns the default class loader within the current context.
static Class[]	getInterfacesToProxy(Object object, ClassLoader proxyClassLoader, String[] packageNamesToFilter) Determines the interfaces which need to be proxied and are visible to the given proxy ClassLoader.
static boolean	isClassVisible(ClassLoader classLoader, Class<?> classToCheck) Checks if the given Class is visible to the given ClassLoader.
static boolean	isInstanceOf(Object object, Class<?> instanceClass) Checks if the given object is an instance of the given class, unwrapping any proxies if necessary to get to the underlying object.
static Object	unwrapFromProxy(Object proxy)

Methods inherited from class java.lang.Object

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

Method Detail

getDefaultClassLoader

public static ClassLoader getDefaultClassLoader()

Returns the default class loader within the current context. If there is a context classloader it is returned, otherwise the classloader which loaded the ClassLoaderUtil Class is returned.

Returns:

the appropriate default classloader which is guaranteed to be non-null

isInstanceOf

public static boolean isInstanceOf(Object object,
                   Class<?> instanceClass)

Checks if the given object is an instance of the given class, unwrapping any proxies if necessary to get to the underlying object.

unwrapFromProxy

public static Object unwrapFromProxy(Object proxy)

isClassVisible

public static boolean isClassVisible(ClassLoader classLoader,
                     Class<?> classToCheck)

Checks if the given Class is visible to the given ClassLoader.

getInterfacesToProxy

public static Class[] getInterfacesToProxy(Object object,
                           ClassLoader proxyClassLoader,
                           String[] packageNamesToFilter)

Determines the interfaces which need to be proxied and are visible to the given proxy ClassLoader.

getClass

public static Class<?> getClass(String className)

getClass

public static <T> Class<? extends T> getClass(String className,
                              Class<T> type)
                                   throws ClassNotFoundException

Throws:

ClassNotFoundException