tomp.ext
Class Action

java.lang.Object
  |
  +--tomp.ext.Action

Direct Known Subclasses:

GenericAction, ServletAction

public abstract class Action

extends java.lang.Object

The abstract Action class Contains

• reference to the parent Application
• Base-derived objects
• parameters (that can be any objects identified by a string-key)
• one ActionResult

And provides logging services (simply forward the log-requests to underlying application)

Field Summary

protected static org.apache.log4j.Category	ACTION Logging Category for Action.
protected Application	application
protected Action	previous
protected ActionResult	result

Constructor Summary

protected	Action(Action prev) The Action class constructor For constructing an action that already has a previous action.
protected	Action(Application app) The Action class constructor For constructing an action with no previous action.

Method Summary

void	event2tree(TreeSourceBuilder b)
void	execute()
java.lang.Object	get(java.lang.String s) Get a named parameter or an instanceof Base object.
Application	getApplication()
abstract java.lang.Object	getHere(java.lang.String s) Try to get a named parameter here.
Action	getPreviousAction()
boolean	hasParameter(java.lang.String s) Has already the named parameter?
java.lang.String	id()
protected void	init() Simple initialization of the Action object.
boolean	isERROR() Test the ActionResult
boolean	isOK() Test the ActionResult
abstract void	put(java.lang.String s, java.lang.Object o)
ActionResult	result() Get the ActionResult
void	setParameter(java.lang.String s, java.lang.Object o) Set the named parameter (simulated by putting a named object)
void	setResult(ActionResult result) Set the ActionResult
void	trace()

Methods inherited from class java.lang.Object

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

Field Detail

ACTION

protected static org.apache.log4j.Category ACTION

Logging Category for Action.

application

protected Application application

previous

protected Action previous

result

protected ActionResult result

Constructor Detail

Action

protected Action(Application app)

The Action class constructor For constructing an action with no previous action. In such case, an

Action

protected Action(Action prev)

The Action class constructor For constructing an action that already has a previous action.

Parameters:

prev - previous action (non-null)

Method Detail

init

protected void init()

Simple initialization of the Action object. Sets the id in case when null is provided yet.

event2tree

public void event2tree(TreeSourceBuilder b)
                throws EXTException

EXTException

execute

public void execute()
             throws EXTException

EXTException

getPreviousAction

public Action getPreviousAction()

getApplication

public Application getApplication()

get

public java.lang.Object get(java.lang.String s)

Get a named parameter or an instanceof Base object. If the object is not stored here, ask the previous action...

trace

public void trace()

put

public abstract void put(java.lang.String s,
                         java.lang.Object o)

getHere

public abstract java.lang.Object getHere(java.lang.String s)

Try to get a named parameter here. If the object is not stored here, returns null.

id

public java.lang.String id()

setResult

public void setResult(ActionResult result)

Set the ActionResult

result

public ActionResult result()

Get the ActionResult

isOK

public boolean isOK()

Test the ActionResult

isERROR

public boolean isERROR()

Test the ActionResult

setParameter

public void setParameter(java.lang.String s,
                         java.lang.Object o)

Set the named parameter (simulated by putting a named object)

hasParameter

public boolean hasParameter(java.lang.String s)

Has already the named parameter?