com.glaivestone.javax.execution
Class MessageAction

java.lang.Object
  |
  +--com.glaivestone.javax.execution.AbstractEvaluableAction
        |
        +--com.glaivestone.javax.execution.MessageAction

All Implemented Interfaces:

EvaluableAction

Direct Known Subclasses:

InstanceMethodAction, StaticMethodAction

public class MessageAction

extends AbstractEvaluableAction

An evaluable action which invokes a method to send an message to the receiver of the action.

Author:

Deb Lewis

Field Summary

Fields inherited from class com.glaivestone.javax.execution.AbstractEvaluableAction

CONTINUABLE_HANDLER, DEFAULT_HANDLER, EMPTY_ARGS, EMPTY_PARM_TYPES, PROPAGATING_HANDLER, TERMINATING_HANDLER

Constructor Summary

MessageAction(java.lang.Object receiver, java.lang.reflect.Method aMethod, java.lang.Object[] arguments, ExceptionHandler exceptionHandler)
Construct a new MessageAction which sends the message aMethod to receiver.

Method Summary

java.lang.Object	evaluate(java.lang.Object[] args) Answer the result of evaluating the action with the given argument values.
java.lang.reflect.Method	getMethod() Answer the method which is invoked to evaluate this action.
java.lang.String	getSelector() Answer the name of the action.
java.lang.String	toString() Answer a string describing this action.

Methods inherited from class com.glaivestone.javax.execution.AbstractEvaluableAction

evaluate, evaluate, evaluate, getArguments, getNumberOfArguments, getOriginalException, getReceiver, setArguments, setExceptionHandler

Methods inherited from class java.lang.Object

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

Constructor Detail

MessageAction

public MessageAction(java.lang.Object receiver,
                     java.lang.reflect.Method aMethod,
                     java.lang.Object[] arguments,
                     ExceptionHandler exceptionHandler)

Construct a new MessageAction which sends the message aMethod to receiver. The default arguments are used if argument values are not supplied dynamically when the action is evaluated.

Method Detail

evaluate

public java.lang.Object evaluate(java.lang.Object[] args)

Answer the result of evaluating the action with the given argument values.

Specified by:

evaluate in interface EvaluableAction

Specified by:

evaluate in class AbstractEvaluableAction

See Also:

EvaluableAction.evaluate(Object[])

getMethod

public java.lang.reflect.Method getMethod()

Answer the method which is invoked to evaluate this action.

getSelector

public java.lang.String getSelector()

Answer the name of the action.

Specified by:

getSelector in interface EvaluableAction

Specified by:

getSelector in class AbstractEvaluableAction

See Also:

EvaluableAction.getSelector()

toString

public java.lang.String toString()

Answer a string describing this action.

Overrides:

toString in class java.lang.Object