cs138.service
Interface LogService

All Superinterfaces:

java.rmi.Remote

public interface LogService
extends java.rmi.Remote

This interface provides a remote service for centralized logging and working with various logs.

Author:

csiden

Nested Class Summary

static interface

LogService.LogListener This is the interface of the LogListener.

Method Summary

void	addLogListener(LogService.LogListener lis) Adds a listener to be notified of changes to the log.
void	logMessage(LogMessage message) Logs a message with the centralized system.
boolean	removeLogListener(LogService.LogListener lis) Removes a listener from notifications of log changes.

Method Detail

addLogListener

void addLogListener(LogService.LogListener lis)
                    throws java.rmi.RemoteException

Adds a listener to be notified of changes to the log.

Parameters:

lis - The listener to be added

Throws:

java.rmi.RemoteException

removeLogListener

boolean removeLogListener(LogService.LogListener lis)
                          throws java.rmi.RemoteException

Removes a listener from notifications of log changes.

Parameters:

lis - The listener to remove

Returns:

True if successful, false if the listener was not found

Throws:

java.rmi.RemoteException

logMessage

void logMessage(LogMessage message)
                throws java.rmi.RemoteException

Logs a message with the centralized system. This will fire of all of the registered LogListeners. If no logListeners are currently defined it will end up holding all the messages until a LogListener shows up to consume them.

Parameters:

message - The message to log.

Throws:

java.rmi.RemoteException