webwork.action.client
Class ClientDispatcher

java.lang.Object
  webwork.action.client.ClientDispatcher

public class ClientDispatcher

extends java.lang.Object

The ClientDispatcher is used by remote clients to execute actions on a server running WebWork.

Author:

Rickard Öberg (rickard@dreambean.com)

Field Summary

static java.lang.String

DISPATCHER Standard dispatcher servlet URL

Constructor Summary

ClientDispatcher(java.applet.Applet anApplet, java.lang.String context)
Create a new dispatcher with an applet providing the URL.

ClientDispatcher(java.lang.String aHost)
Create a new dispatcher.

Method Summary

protected java.io.ObjectInputStream	createObjectInputStream(java.io.InputStream in) Create an object input stream that wraps the URL connection stream.
protected java.io.ObjectOutputStream	createObjectOutputStream(java.io.OutputStream out) Create an object input stream that wraps the URL connection stream.
ActionResult	execute(Action anAction) Execute the action on the server.
java.lang.String	getHost()

Methods inherited from class java.lang.Object

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

Field Detail

DISPATCHER

public static final java.lang.String DISPATCHER

Standard dispatcher servlet URL

See Also:

Constant Field Values

Constructor Detail

ClientDispatcher

public ClientDispatcher(java.applet.Applet anApplet,
                        java.lang.String context)
                 throws java.net.MalformedURLException

Create a new dispatcher with an applet providing the URL. The servlet needs to be deployed with the name "dispatch".

ClientDispatcher

public ClientDispatcher(java.lang.String aHost)

Create a new dispatcher.

Parameters:

aHost - The URL of the servlet handler

Method Detail

getHost

public java.lang.String getHost()

execute

public ActionResult execute(Action anAction)
                     throws java.lang.Exception

Execute the action on the server.

Returns:

the result of the execution, including the action itself

Throws:

java.lang.Exception

createObjectInputStream

protected java.io.ObjectInputStream createObjectInputStream(java.io.InputStream in)
                                                     throws java.io.IOException

Create an object input stream that wraps the URL connection stream. This method can be overriden in order to create custom streams.

Parameters:

in - the underlying stream. It is buffered

Returns:

an object input stream

Throws:

java.io.IOException

createObjectOutputStream

protected java.io.ObjectOutputStream createObjectOutputStream(java.io.OutputStream out)
                                                       throws java.io.IOException

Create an object input stream that wraps the URL connection stream. This method can be overriden in order to create custom streams.

Parameters:

out - The OutputStream to wrap

Returns:

an ObjectOutputStream wrapping the specified OutputStream

Throws:

java.io.IOException