com.izforge.izpack.util
Class OSClassHelper

java.lang.Object
  com.izforge.izpack.util.OSClassHelper

Direct Known Subclasses:

RegistryHandler

public class OSClassHelper
extends java.lang.Object

This class is the system independent base class for helpers which are system dependent in its subclasses.

Author:

Klaus Bartz

Field Summary

protected AutomatedInstallData	installdata
protected java.lang.Object	worker
protected java.lang.Class	workerClass

Constructor Summary

OSClassHelper()
Default constructor

OSClassHelper(java.lang.String className)
Creates an object which contains as worker an object of the given class name if possible.

Method Summary

boolean	good() Return whether the helper can do the work or not.
boolean	verify(AutomatedInstallData idata) Verifies the helper.

Methods inherited from class java.lang.Object

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

Field Detail

installdata

protected AutomatedInstallData installdata

workerClass

protected java.lang.Class workerClass

worker

protected java.lang.Object worker

Constructor Detail

OSClassHelper

public OSClassHelper()

Default constructor

OSClassHelper

public OSClassHelper(java.lang.String className)

Creates an object which contains as worker an object of the given class name if possible. If not possible, only the stack trace will be printed, no exception will be raised. To determine the state, there is the method good.

Parameters:

className - full qualified class name of the needed worker

Method Detail

good

public boolean good()

Return whether the helper can do the work or not.

Returns:

whether the helper can do the work or not

verify

public boolean verify(AutomatedInstallData idata)
               throws java.lang.Exception

Verifies the helper.

Parameters:

idata - current install data

Returns:

whether the helper is good or not

Throws:

java.lang.Exception