org.kaariboga.core
Class KaaribogaClassLoader

java.lang.Object
  |
  +--java.lang.ClassLoader
        |
        +--java.security.SecureClassLoader
              |
              +--org.kaariboga.core.KaaribogaClassLoader

public class KaaribogaClassLoader

extends java.security.SecureClassLoader

Helper class that creates a class from an array of bytes. This is used in the kaariboga input stream class. When a new agent arrives and the class source code is unknown the KaaribogaClassLoader sends a GET_CLASS message to the host that sent the agent to get the source code.

Inner classes inherited from class java.lang.ClassLoader

java.lang.ClassLoader.NativeLibrary

Field Summary

(package private) KaaribogaAddress	base The address of the KaaribogaBase that called this class loader.
(package private) ClassManager	classManager Handles classes and byte codes.
(package private) KaaribogaAddress	sourceHost The host that holds the source code for the class.

Fields inherited from class java.security.SecureClassLoader

debug, initialized, pdcache

Fields inherited from class java.lang.ClassLoader

bootstrapClassPath, classes, defaultDomain, defaultPermissions, getClassLoaderPerm, loadedLibraryNames, nativeLibraries, nativeLibraryContext, nocerts, package2certs, packages, parent, scl, sclSet, sys_paths, systemNativeLibraries, usr_paths

Constructor Summary

KaaribogaClassLoader(ClassManager clManager, KaaribogaAddress base, KaaribogaAddress sourceHost)
Creates a new KaaribogaClassLoader

Method Summary

java.lang.Class	findClass(java.lang.String name) Called by the super class method loadClass(String name) to load the class named class.
protected byte[]	loadClassData(java.lang.String name) Called by findClass to get the class byte code.

Methods inherited from class java.security.SecureClassLoader

, check, defineClass, getPermissions, getProtectionDomain

Methods inherited from class java.lang.ClassLoader

addClass, checkCerts, checkPackageAccess, compareCerts, copyFrom, defineClass, defineClass, defineClass, defineClass0, definePackage, findBootstrapClass, findBootstrapClass0, findLibrary, findLoadedClass, findNative, findResource, findResources, findSystemClass, getBootstrapClassPath, getBootstrapResource, getBootstrapResources, getCallerClassLoader, getDefaultDomain, getGetClassLoaderPerm, getPackage, getPackages, getParent, getResource, getResourceAsStream, getResources, getSystemClassLoader, getSystemResource, getSystemResourceAsStream, getSystemResources, initializePath, isAncestor, loadClass, loadClass, loadClassInternal, loadLibrary, loadLibrary0, removeSystemClassLoader, resolveClass, resolveClass0, setSigners

Methods inherited from class java.lang.Object

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

Field Detail

classManager

ClassManager classManager

Handles classes and byte codes.

base

KaaribogaAddress base

The address of the KaaribogaBase that called this class loader.

sourceHost

KaaribogaAddress sourceHost

The host that holds the source code for the class.

Constructor Detail

KaaribogaClassLoader

public KaaribogaClassLoader(ClassManager clManager,
                            KaaribogaAddress base,
                            KaaribogaAddress sourceHost)

Creates a new KaaribogaClassLoader

Parameters:

clManager - Class manager serving this class loader; contains a cache of classes.

base - The base that uses this class loader; to identify the sender in communications.

sourceHost - The host that serves the byte code for a class.

Method Detail

loadClassData

protected byte[] loadClassData(java.lang.String name)
                        throws java.lang.ClassNotFoundException

Called by findClass to get the class byte code.

Parameters:

name - Name of the class to load.

findClass

public java.lang.Class findClass(java.lang.String name)
                          throws java.lang.ClassNotFoundException

Called by the super class method loadClass(String name) to load the class named class.

Overrides:

findClass in class java.lang.ClassLoader