fr.umlv.corosol.component.impl
Class DefaultJVirtualMachine

java.lang.Object
  fr.umlv.corosol.component.impl.DefaultJVirtualMachine

All Implemented Interfaces:

JObject, JVirtualMachine

public class DefaultJVirtualMachine
extends java.lang.Object
implements JVirtualMachine

The default implementation of the fr.umlv.corosol.component.JVirtualMachine interface.

Author:

Christophe Deleray

Constructor Summary

DefaultJVirtualMachine()
Creates a new java virtual machine.

Method Summary

JProxy	addComponent(JVMComponent component) Adds the specified component into the JVM.
boolean	containsComponent(java.lang.Class type) Determines if this jvm contains a component of the specified type.
JProxy	getComponent(java.lang.Class type) Returns the JVM component of the specified type.
JVMComponent[]	getComponents() Returns an array containing all the JVM components.
java.lang.Object	getNativeObject() Returns the object equivalent to this object but which belong to the underlaying Virtual Machine.
void	replaceComponent(JVMComponent component) Replaces a component into the JVM.
void	startUp(java.lang.String className, java.lang.String[] args) Executes the class asociated with the given string name.
java.lang.String	toString() Returns a string representation of the JVM.

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultJVirtualMachine

public DefaultJVirtualMachine()

Creates a new java virtual machine.

Method Detail

getNativeObject

public java.lang.Object getNativeObject()

Returns the object equivalent to this object but which belong to the underlaying Virtual Machine.

getComponent

public JProxy getComponent(java.lang.Class type)

Returns the JVM component of the specified type.

Specified by:

getComponent in interface JVirtualMachine

Parameters:

type - the type of a JVM component

Returns:

the component of the specified type

Throws:

java.lang.IllegalArgumentException - if the component doesn't exist in the virtual machine

addComponent

public JProxy addComponent(JVMComponent component)

Adds the specified component into the JVM.

Specified by:

addComponent in interface JVirtualMachine

Parameters:

component - a component

Returns:

a proxy of the added component

replaceComponent

public void replaceComponent(JVMComponent component)

Replaces a component into the JVM.

Specified by:

replaceComponent in interface JVirtualMachine

Parameters:

component - a component

containsComponent

public boolean containsComponent(java.lang.Class type)

Determines if this jvm contains a component of the specified type.

Specified by:

containsComponent in interface JVirtualMachine

Parameters:

type - the type of a JVM component

Returns:

true if this jvm contains an component of the specified type, or false otherwise

getComponents

public JVMComponent[] getComponents()

Returns an array containing all the JVM components.

Specified by:

getComponents in interface JVirtualMachine

Returns:

an array containing all the JVM components.

toString

public java.lang.String toString()

Returns a string representation of the JVM.

Overrides:

toString in class java.lang.Object

Returns:

a string representation of the JVM

startUp

public void startUp(java.lang.String className,
                    java.lang.String[] args)
             throws java.lang.Throwable

Executes the class asociated with the given string name.

Specified by:

startUp in interface JVirtualMachine

Parameters:

className - the fully qualified name of the desired class

args - the command line arguments

Throws:

java.lang.Throwable - if an exception occurs during execution