com.sun.spot.interisolate
Class RequestEnvelope

java.lang.Object
  com.sun.squawk.io.mailboxes.Envelope
      com.sun.spot.interisolate.RequestEnvelope

Direct Known Subclasses:

AdjustLockCommand, LockCommand, PIOCommand, RegisterCommand, UnlockAllCommand, UnlockCommand, WaitForAllAcksCommand

public abstract class RequestEnvelope
extends Envelope

See Also:

for details The abstract superclass for all RPC request envelopes.

Constructor Summary

RequestEnvelope()

Method Summary

abstract ReplyEnvelope	execute(Object context)
Object	getContents() Return the contents of the envelope.
int	getUid()

Methods inherited from class com.sun.squawk.io.mailboxes.Envelope

checkCallContext

Methods inherited from class java.lang.Object

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

Constructor Detail

RequestEnvelope

public RequestEnvelope()

Method Detail

getContents

public Object getContents()

Description copied from class: Envelope

Return the contents of the envelope. This should only be called by the receiver of the envelope. All implementations should call checkCallContext.

Specified by:

getContents in class Envelope

Returns:

the contents of the envelope

execute

public abstract ReplyEnvelope execute(Object context)
                               throws Exception

Parameters:

context - An arbitrary object that the request needs to execute itself

Returns:

a subclass of ReplyEnvelope representing the return value of the execution

Throws:

Exception

getUid

public int getUid()