org.prevayler.tutorial
Class AddTask

java.lang.Object
  org.prevayler.tutorial.AddTask

All Implemented Interfaces:

Serializable, TransactionWithQuery<TaskList,Task>

public class AddTask
extends Object
implements TransactionWithQuery<TaskList,Task>

See Also:

Serialized Form

Constructor Summary

AddTask(String description, int priority)

Method Summary

Task	executeAndQuery(TaskList prevalentSystem, Date executionTime) Performs the necessary modifications on the given prevalentSystem and also returns an object or throws an Exception.

Methods inherited from class java.lang.Object

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

Constructor Detail

AddTask

public AddTask(String description,
               int priority)

Method Detail

executeAndQuery

public Task executeAndQuery(TaskList prevalentSystem,
                            Date executionTime)
                     throws Exception

Description copied from interface: TransactionWithQuery

Performs the necessary modifications on the given prevalentSystem and also returns an object or throws an Exception. This method is called by Prevayler.execute(TransactionWithQuery) to execute this TransactionWithQuery on the given Prevalent System. See org.prevayler.demos for usage examples.

Specified by:

executeAndQuery in interface TransactionWithQuery<TaskList,Task>

Parameters:

prevalentSystem - The system on which this TransactionWithQuery will execute.

executionTime - The time at which this TransactionWithQuery is being executed. Every Transaction executes completely within a single moment in time. Logically, a Prevalent System's time does not pass during the execution of a Transaction.

Throws:

Exception