cmsc433.p1
Class LogGatherProgress

java.lang.Object
  java.lang.Thread
      cmsc433.p1.LogGatherProgress

All Implemented Interfaces:

Listener<LogRecord>, java.lang.Runnable

public class LogGatherProgress
extends java.lang.Thread
implements Listener<LogRecord>

Marks progress by waiting for a designated event e to be generated by each of a number of logs.

Nested Class Summary

Nested classes/interfaces inherited from class java.lang.Thread

java.lang.Thread.State, java.lang.Thread.UncaughtExceptionHandler

Field Summary

Fields inherited from class java.lang.Thread

MAX_PRIORITY, MIN_PRIORITY, NORM_PRIORITY

Constructor Summary

LogGatherProgress(java.util.List<Log> logs, java.lang.String event)
Marks progress by printing a designated event once each time that event has been emitted by the given logs.

Method Summary

void	notify(java.lang.Object target, LogRecord event) This function is called whenever an event occurs that is associated with one of the objects with which this Listener is registered.

Methods inherited from class java.lang.Thread

activeCount, checkAccess, countStackFrames, currentThread, destroy, dumpStack, enumerate, getAllStackTraces, getContextClassLoader, getDefaultUncaughtExceptionHandler, getId, getName, getPriority, getStackTrace, getState, getThreadGroup, getUncaughtExceptionHandler, holdsLock, interrupt, interrupted, isAlive, isDaemon, isInterrupted, join, join, join, resume, run, setContextClassLoader, setDaemon, setDefaultUncaughtExceptionHandler, setName, setPriority, setUncaughtExceptionHandler, sleep, sleep, start, stop, stop, suspend, toString, yield

Methods inherited from class java.lang.Object

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

Constructor Detail

LogGatherProgress

public LogGatherProgress(java.util.List<Log> logs,
                         java.lang.String event)

Marks progress by printing a designated event once each time that event has been emitted by the given logs. The only guarantee provided by this class is that, if the event is printed, then every log this object being listened to has emitted the event. It makes no guarantees about whether the event has been emitted at most once by some log.

Parameters:

logs - The list of logs that this LogGatherProgress object should watch.

event - The event that marks progress.

Method Detail

notify

public void notify(java.lang.Object target,
                   LogRecord event)

Description copied from interface: Listener

This function is called whenever an event occurs that is associated with one of the objects with which this Listener is registered.

Specified by:

notify in interface Listener<LogRecord>

Parameters:

target - The object that generated the event. For our logging framework, this is the Log object to which the LogRecord was added.

event - The event that occurred. For our logging framework, this will be a LogRecord.