com.softwareag.ino.sxs
Class SXSClassLoader

java.lang.Object
  java.lang.ClassLoader
      com.softwareag.ino.sxs.SXSClassLoader

public class SXSClassLoader
extends java.lang.ClassLoader

The extension class loader allows particular extensions of the class path for each extension. Creating a new instance of this class forces reloading of extension classes after reinstallation.

Constructor Summary

SXSClassLoader()
Creates a new extension class loader with the system class path.

SXSClassLoader(java.lang.ClassLoader parent)

Method Summary

java.net.URL	findResource(java.lang.String name)
java.util.Enumeration	findResources(java.lang.String name)
java.lang.String	getClasspath() Gets the class path in one string.
java.net.URL	getResource(java.lang.String name) Get the URL of the specified resource.
java.io.InputStream	getResourceAsStream(java.lang.String name)
java.lang.Class	loadClass(java.lang.String name) Loads the specified class.

Methods inherited from class java.lang.ClassLoader

clearAssertionStatus, getParent, getResources, getSystemClassLoader, getSystemResource, getSystemResourceAsStream, getSystemResources, setClassAssertionStatus, setDefaultAssertionStatus, setPackageAssertionStatus

Methods inherited from class java.lang.Object

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

Constructor Detail

SXSClassLoader

public SXSClassLoader()

Creates a new extension class loader with the system class path.

SXSClassLoader

public SXSClassLoader(java.lang.ClassLoader parent)

Method Detail

getClasspath

public java.lang.String getClasspath()

Gets the class path in one string.

Returns:

all components of the class path in a string separated by path separators

loadClass

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

Loads the specified class.

This method is redefined here to call findClass immediately in order to force loading the class with this class loader. ClassLoader.loadClass() first invokes the parent class loader instead.

Overrides:

loadClass in class java.lang.ClassLoader

Parameters:

name - the name of the class

Returns:

the resulting Class object

Throws:

java.lang.ClassNotFoundException - if the class could not be found

findResource

public java.net.URL findResource(java.lang.String name)

Overrides:

findResource in class java.lang.ClassLoader

findResources

public java.util.Enumeration findResources(java.lang.String name)
                                    throws java.io.IOException

Overrides:

findResources in class java.lang.ClassLoader

Throws:

java.io.IOException

getResourceAsStream

public java.io.InputStream getResourceAsStream(java.lang.String name)

Overrides:

getResourceAsStream in class java.lang.ClassLoader

getResource

public java.net.URL getResource(java.lang.String name)

Get the URL of the specified resource. Can this classloader find the specified resource in the classpath?

Overrides:

getResource in class java.lang.ClassLoader

Parameters:

name - resource to look for

Returns:

URL of resource or null