Package com.gigaspaces.lrmi.classloading

Class LRMIClassLoadersHolder

java.lang.Object

com.gigaspaces.lrmi.classloading.LRMIClassLoadersHolder

public class LRMIClassLoadersHolder
extends Object

acts as a classloader delegator to an IClassProvider based classloader that loads class definitions from a specific source. every class loader is assign to a specific target using the class provider. every is class will be loaded by one and only one classloader. the devision into source related classloaders allow late classloading to be performed transparently as the caller classloader of the requested class will use the class provider to retreive additional class definitions from the same source.

Since:

6.5

Author:

asy ronen

Constructor Summary

Constructors

Constructor	Description
LRMIClassLoadersHolder()

Method Summary

Modifier and Type	Method	Description
static void	dropAllClasses()
static void	dropClass(String className)
static ServiceClassLoaderContext	getServiceClassLoaderContext(ClassLoader classLoader)
static Class<?>	loadClass(String className)
static Class<?>	loadClassFromExistingOnly(String className)	Attempts to load the specified class name from the current service class loader context lrmi class loader childs This is done in a non blocking fashion to reduce contention, it will not create any new lrmi class loader instances like loadClass(String) method, it will fail if there isn't an already existing lrmi class loader which has loaded this class
protected static void	logWarningOnExceptionCreatingLRMIClassLoader(String className, LRMIRemoteClassLoaderIdentifier identifier, Exception e)

Methods inherited from class java.lang.Object

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

Constructor Details

LRMIClassLoadersHolder

public LRMIClassLoadersHolder()

Method Details

loadClass

public static Class<?> loadClass(String className)
                          throws ClassNotFoundException

Throws:

ClassNotFoundException

loadClassFromExistingOnly

public static Class<?> loadClassFromExistingOnly(String className)
                                          throws ClassNotFoundException

Attempts to load the specified class name from the current service class loader context lrmi class loader childs This is done in a non blocking fashion to reduce contention, it will not create any new lrmi class loader instances like loadClass(String) method, it will fail if there isn't an already existing lrmi class loader which has loaded this class

Returns:

class instance

Throws:

ClassNotFoundException

logWarningOnExceptionCreatingLRMIClassLoader

protected static void logWarningOnExceptionCreatingLRMIClassLoader(String className,
 LRMIRemoteClassLoaderIdentifier identifier,
 Exception e)

dropAllClasses

public static void dropAllClasses()

dropClass

public static void dropClass(String className)

getServiceClassLoaderContext

public static ServiceClassLoaderContext getServiceClassLoaderContext(ClassLoader classLoader)