com.levigo.util.concurrent.tasks
Interface TaskService

All Known Implementing Classes:

ThreadPoolTaskService

public interface TaskService

A TaskService provides functionality to execute and manage background tasks. All background tasks belong to a scope which defines the task's context and allows tasks belonging to a common scope to be managed together.

Method Summary

void	addTaskListener(TaskListener l) Add a listener to receive notifications about the activities of this task service.
TaskExecutor<? extends Object>	getExecutor() Create a TaskExecutor with a default scope.
<R> TaskExecutor<R>	getExecutor(TaskScope<R> scope) Create a TaskExecutor for the given TaskScope.
<R> TaskExecutor<R>	getExecutor(TaskScope<R> scope, int priority) Create a TaskExecutor for the given TaskScope.
void	removeTaskListener(TaskListener l) Remove a listener previously installed to receive notifications about the activities of this task service.

Method Detail

getExecutor

TaskExecutor<? extends Object> getExecutor()

Create a TaskExecutor with a default scope.

Returns:

an executor with an unconstrained result type.

getExecutor

<R> TaskExecutor<R> getExecutor(TaskScope<R> scope)

Create a TaskExecutor for the given TaskScope. Tasks will be executed with the default priority.

Parameters:

scope -

Returns:

an executor with the given result type.

getExecutor

<R> TaskExecutor<R> getExecutor(TaskScope<R> scope,
                                int priority)

Create a TaskExecutor for the given TaskScope. Tasks will be executed with the given priority.

Parameters:

scope -

Returns:

an executor with the given result type.

removeTaskListener

void removeTaskListener(TaskListener l)

Remove a listener previously installed to receive notifications about the activities of this task service.

Parameters:

l - the listener

addTaskListener

void addTaskListener(TaskListener l)

Add a listener to receive notifications about the activities of this task service.

Parameters:

l - the listener