com.dctl.j2me.system
Class JarFileClassLoader

java.lang.Object
  |
  +--com.dctl.j2me.system.ClassLoader
        |
        +--com.dctl.j2me.system.DynamicClassLoader
              |
              +--com.dctl.j2me.system.JarFileClassLoader

public class JarFileClassLoader

extends DynamicClassLoader

Field Summary

Fields inherited from class com.dctl.j2me.system.ClassLoader

defaultClassLoader

Constructor Summary

JarFileClassLoader(com.dctl.util.zip.JarFile _jf)
Constructor

JarFileClassLoader(java.lang.String url)
Constructor

Method Summary

byte[]	getClassFileData(java.lang.String className) Get the raw class file data for a particular class in a JAR file.
InputStream	loadResource(java.lang.String name) Load a resource from a JarFile.

Methods inherited from class com.dctl.j2me.system.DynamicClassLoader

loadClass

Methods inherited from class com.dctl.j2me.system.ClassLoader

setDynamicClassLoader

Methods inherited from class java.lang.Object

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

Constructor Detail

JarFileClassLoader

public JarFileClassLoader(com.dctl.util.zip.JarFile _jf)

Constructor

Parameters:

_jf - - an already existing JarFile object

JarFileClassLoader

public JarFileClassLoader(java.lang.String url)
                   throws IOException

Constructor

Parameters:

url - - the URL of where the jarfile is

Method Detail

getClassFileData

public byte[] getClassFileData(java.lang.String className)
                        throws ClassNotFoundException

Get the raw class file data for a particular class in a JAR file.

Specified by:

getClassFileData in class DynamicClassLoader

Parameters:

className - - the name of the class to obtain the data for

Returns:

- a byte array containing the raw data for the classfile

Throws:

ClassNotFoundException - If the class cannot be found

loadResource

public InputStream loadResource(java.lang.String name)

Load a resource from a JarFile.

Overrides:

loadResource in class ClassLoader

Parameters:

name - - the name of the resource

Returns:

- the input stream or null if not found