com.beasys.commerce.util
Class Command

java.lang.Object
  |
  +--com.beasys.commerce.util.Command

public abstract class Command

extends java.lang.Object

Creation date: (12/23/99 12:38:31 PM)

Constructor Summary

Command()

Method Summary

abstract void	assemble(javax.servlet.http.HttpServletRequest request) Assembles the command using the given HttpServletRequest.
abstract void	execute() Executes the command.
boolean	isSuspended() This method returns true if the Command is in a suspended state; otherwise, this method returns false.
boolean	requiresAction(java.lang.String requiredAction) This method returns true if the Command requires the given action to be taken before it can be executed; otherwise, this method returns false.
void	resume() This method resumes a suspended Command, thus allowing it to be executed.
void	suspend() This method suspends the Command.

Methods inherited from class java.lang.Object

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

Constructor Detail

Command

public Command()

Method Detail

assemble

public abstract void assemble(javax.servlet.http.HttpServletRequest request)

Assembles the command using the given HttpServletRequest.

execute

public abstract void execute()
                      throws ApplicationException,
                             java.lang.Exception

Executes the command.

Throws:

theory.smartx.util.ApplicationException -

java.lang.Exception -

requiresAction

public boolean requiresAction(java.lang.String requiredAction)

This method returns true if the Command requires the given action to be taken before it can be executed; otherwise, this method returns false.

Parameters:

java.lang.String - requiredAction Action that is required.

isSuspended

public boolean isSuspended()

This method returns true if the Command is in a suspended state; otherwise, this method returns false. A suspended Command should not be executed until is has been resumed via the resume() method.

suspend

public void suspend()

This method suspends the Command. A suspended Command should not be executed.

resume

public void resume()

This method resumes a suspended Command, thus allowing it to be executed.