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java.lang.Objectorg.apache.pivot.util.concurrent.Task<Void>
org.apache.pivot.util.concurrent.TaskGroup
public class TaskGroup
Task that runs a group of tasks in parallel and notifies listeners
when all tasks are complete.
| Field Summary |
|---|
| Fields inherited from class org.apache.pivot.util.concurrent.Task |
|---|
abort, DEFAULT_EXECUTOR_SERVICE, timeout |
| Constructor Summary | |
|---|---|
TaskGroup()
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TaskGroup(ExecutorService executorService)
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| Method Summary | |
|---|---|
void |
abort()
Aborts all tasks in this group. |
boolean |
add(Task<?> element)
Adds an element to the group. |
boolean |
contains(Task<?> element)
Tests the existence of an element in the group. |
Void |
execute()
Synchronously executes the task. |
int |
getCount()
|
Iterator<Task<?>> |
iterator()
|
boolean |
remove(Task<?> element)
Removes an element from the group. |
| Methods inherited from class org.apache.pivot.util.concurrent.Task |
|---|
execute, execute, getExecutorService, getFault, getResult, getTimeout, isPending, setTimeout |
| Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Constructor Detail |
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public TaskGroup()
public TaskGroup(ExecutorService executorService)
| Method Detail |
|---|
public Void execute()
throws TaskExecutionException
Task
execute in class Task<Void>TaskExecutionException - If an error occurs while executing the task.public void abort()
abort in class Task<Void>public boolean add(Task<?> element)
Group
add in interface Group<Task<?>>element - The element to add to the group.
public boolean remove(Task<?> element)
Group
remove in interface Group<Task<?>>element - The element to remove from the set.
public boolean contains(Task<?> element)
Group
contains in interface Group<Task<?>>element - The element whose presence in the group is to be tested.
public int getCount()
public Iterator<Task<?>> iterator()
iterator in interface Iterable<Task<?>>
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