com.chemaxon.overlap.service.task

Class ExecutableTask<R>

java.lang.Object

com.chemaxon.overlap.service.task.Task

com.chemaxon.overlap.service.task.ExecutableTask<R>

Type Parameters:

R - method result type

public class ExecutableTask<R>
extends Task

A Task that has an executable method.

Field Summary

Fields inherited from class com.chemaxon.overlap.service.task.Task

id, name, observable

Constructor Summary

Constructors

Constructor and Description
ExecutableTask(String id, String name, ProgressObservable observable, ProgressObserver observer, PartialResultHolder<R> partialResultHolder, Function<ExecutionMonitoring<R>,R> method)
ExecutableTask(String id, String name, ProgressObservable observable, ProgressObserver observer, PartialResultProvider<R> partialResultProvider, PartialResultConsumer<R> partialResultConsumer, Function<ExecutionMonitoring<R>,R> method)
ExecutableTask(String id, String name, T observableObserver, Consumer<ExecutionMonitoring<R>> method)
ExecutableTask(String id, String name, T observableObserver, Function<ExecutionMonitoring<R>,R> method)
ExecutableTask(String id, String name, T observableObserver, PartialResultHolder<R> partialResultHolder, Function<ExecutionMonitoring<R>,R> method)

Method Summary

Modifier and Type	Method and Description
R	execute() Starts task, executes method, then "done"-s observer.
PartialResultProvider<R>	getPartialResultProvider()
boolean	isCancelled()

Methods inherited from class com.chemaxon.overlap.service.task.Task

getEndTimeMs, getStartTimeMs, start

Methods inherited from class java.lang.Object

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

Constructor Detail

ExecutableTask

public ExecutableTask(String id,
                      String name,
                      T observableObserver,
                      Consumer<ExecutionMonitoring<R>> method)

ExecutableTask

public ExecutableTask(String id,
                      String name,
                      T observableObserver,
                      Function<ExecutionMonitoring<R>,R> method)

ExecutableTask

public ExecutableTask(String id,
                      String name,
                      T observableObserver,
                      PartialResultHolder<R> partialResultHolder,
                      Function<ExecutionMonitoring<R>,R> method)

ExecutableTask

public ExecutableTask(String id,
                      String name,
                      ProgressObservable observable,
                      ProgressObserver observer,
                      PartialResultHolder<R> partialResultHolder,
                      Function<ExecutionMonitoring<R>,R> method)

ExecutableTask

public ExecutableTask(String id,
                      String name,
                      ProgressObservable observable,
                      ProgressObserver observer,
                      PartialResultProvider<R> partialResultProvider,
                      PartialResultConsumer<R> partialResultConsumer,
                      Function<ExecutionMonitoring<R>,R> method)

Method Detail

execute

public R execute()

Starts task, executes method, then "done"-s observer.

NOTE: This is a blocking call.

Returns:

method result or null if method is a consumer that has no result instead of a function.

Throws:

CancellationException - if thrown by method

Exception - if thrown by method

isCancelled

public boolean isCancelled()

Returns:

whether this task's execution has actually cancelled

getPartialResultProvider

public PartialResultProvider<R> getPartialResultProvider()