de.esprit.appsuite.task.monitor

Class TaskMonitorList

java.lang.Object

de.esprit.common.util.DumpableObject

de.esprit.appsuite.launch.AbstractApplicationObject<C>

de.esprit.appsuite.task.monitor.AbstractTaskMonitor

de.esprit.appsuite.task.monitor.TaskMonitorList

All Implemented Interfaces:

ApplicationObject, TaskMonitor, SimpleLogSupport, Dumpable

public class TaskMonitorList
extends AbstractTaskMonitor

This is a TaskMonitor implementation that actually manages a list of TaskMonitors. This class makes it possible to attach multiple TaskMonitors to a single AsyncTask. It forwards all notifications to all containing instances.

Author:

Rainer Buesch

Constructor Summary

Constructors

Constructor and Description
TaskMonitorList(ApplicationContext ctx)
TaskMonitorList(ApplicationContext ctx, LogChannel logCh)

Method Summary

Methods

Modifier and Type	Method and Description
void	addMonitor(TaskMonitor monitor)
void	clearMonitors()
int	getMonitorCount()
TaskMonitor[]	getMonitors()
boolean	hasMonitor()
void	removeMonitor(TaskMonitor monitor)
void	taskCancelled(RunStateFlag stateFlag) Called when the async task has discovered that it was cancelled
void	taskChildFinished(RunStateFlag stateFlag) Indicates that a child task has been finished.
void	taskChildStarted(RunStateFlag stateFlag) Indicates that a child task has been started.
void	taskChildSucceeded(RunStateFlag stateFlag, java.lang.Object result) Indicates that a child task has been succeeded with the given result.
void	taskFailed(RunStateFlag stateFlag, java.lang.Exception error) Called when the async task failed
void	taskFinished(RunStateFlag stateFlag) Called when the async task finished
void	taskProceeded(RunStateFlag stateFlag, java.lang.Object result, int step, int maxSteps, java.lang.String message) Is called on task progress.
void	taskStarted(RunStateFlag stateFlag) Called when the async task started
void	taskSucceeded(RunStateFlag stateFlag, java.lang.Object result) Called when the async task succeeded

Methods inherited from class de.esprit.appsuite.task.monitor.AbstractTaskMonitor

accept

Methods inherited from class de.esprit.appsuite.launch.AbstractApplicationObject

getApplicationContext, getLogChannel, isLogDebug, isLogVerbose, logDebug, logDump, logError, logError, logFatal, logInfo, logVerbose, logWarning, setLogChannel

Methods inherited from class de.esprit.common.util.DumpableObject

configureDumpHeadlineLength, configureDumpMaxElementsPrinted, copyDumpStringValues, copyToStringValues, createDumpHeader, toDumpString, toDumpString, toString, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface de.esprit.appsuite.launch.ApplicationObject

getApplicationContext

Constructor Detail

TaskMonitorList

public TaskMonitorList(ApplicationContext ctx)

TaskMonitorList

public TaskMonitorList(ApplicationContext ctx,
               LogChannel logCh)

Method Detail

taskStarted

public void taskStarted(RunStateFlag stateFlag)
                 throws java.lang.Exception

Description copied from interface: TaskMonitor

Called when the async task started

Throws:

java.lang.Exception

taskProceeded

public void taskProceeded(RunStateFlag stateFlag,
                 java.lang.Object result,
                 int step,
                 int maxSteps,
                 java.lang.String message)
                   throws java.lang.Exception

Description copied from interface: TaskMonitor

Is called on task progress.

result - may be anything the running task has produced (i.e. a DBRecord)

step - the number of steps performed

maxSteps - the maximum number of steps expected (0 if not known)

Throws:

java.lang.Exception

taskSucceeded

public void taskSucceeded(RunStateFlag stateFlag,
                 java.lang.Object result)

Description copied from interface: TaskMonitor

Called when the async task succeeded

taskCancelled

public void taskCancelled(RunStateFlag stateFlag)

Description copied from interface: TaskMonitor

Called when the async task has discovered that it was cancelled

taskFailed

public void taskFailed(RunStateFlag stateFlag,
              java.lang.Exception error)

Description copied from interface: TaskMonitor

Called when the async task failed

taskFinished

public void taskFinished(RunStateFlag stateFlag)

Description copied from interface: TaskMonitor

Called when the async task finished

taskChildStarted

public void taskChildStarted(RunStateFlag stateFlag)

Description copied from interface: TaskMonitor

Indicates that a child task has been started. Note that the child's taskId will be available from the RunState's taskId by RunStateFlag.getCurrentChild();

taskChildSucceeded

public void taskChildSucceeded(RunStateFlag stateFlag,
                      java.lang.Object result)

Description copied from interface: TaskMonitor

Indicates that a child task has been succeeded with the given result.

taskChildFinished

public void taskChildFinished(RunStateFlag stateFlag)

Description copied from interface: TaskMonitor

Indicates that a child task has been finished.

addMonitor

public void addMonitor(TaskMonitor monitor)

removeMonitor

public void removeMonitor(TaskMonitor monitor)

clearMonitors

public void clearMonitors()

getMonitors

public TaskMonitor[] getMonitors()

getMonitorCount

public int getMonitorCount()

hasMonitor

public boolean hasMonitor()