Package org.apache.flink.streaming.runtime.tasks

Interface StreamTaskActionExecutor

All Known Implementing Classes:

StreamTaskActionExecutor.SynchronizedStreamTaskActionExecutor

@Internal
public interface StreamTaskActionExecutor

Executes Runnable, ThrowingRunnable, or Callable. Intended to customize execution in sub-types of StreamTask, e.g. synchronization in SourceStreamTask.

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static class	StreamTaskActionExecutor.SynchronizedStreamTaskActionExecutor	Deprecated. this class should only be used in SourceStreamTask which exposes the checkpoint lock as part of Public API.

Field Summary

Fields

Modifier and Type	Field	Description
static final StreamTaskActionExecutor	IMMEDIATE

Method Summary

Modifier and Type	Method	Description
<R> R	call(Callable<R> callable)
void	run(org.apache.flink.util.function.RunnableWithException runnable)
<E extends Throwable> void	runThrowing(org.apache.flink.util.function.ThrowingRunnable<E> runnable)
static StreamTaskActionExecutor.SynchronizedStreamTaskActionExecutor	synchronizedExecutor()	Returns an ExecutionDecorator that synchronizes each invocation.
static StreamTaskActionExecutor.SynchronizedStreamTaskActionExecutor	synchronizedExecutor(Object mutex)	Returns an ExecutionDecorator that synchronizes each invocation on a given object.

Field Details

IMMEDIATE

static final StreamTaskActionExecutor IMMEDIATE

Method Details

run

void run(org.apache.flink.util.function.RunnableWithException runnable)
  throws Exception

Throws:

Exception

runThrowing

<E extends Throwable> void runThrowing(org.apache.flink.util.function.ThrowingRunnable<E> runnable)
                                throws E

Throws:

E extends Throwable

call

<R> R call(Callable<R> callable)
    throws Exception

Throws:

Exception

synchronizedExecutor

static StreamTaskActionExecutor.SynchronizedStreamTaskActionExecutor synchronizedExecutor()

Returns an ExecutionDecorator that synchronizes each invocation.

synchronizedExecutor

static StreamTaskActionExecutor.SynchronizedStreamTaskActionExecutor synchronizedExecutor(Object mutex)

Returns an ExecutionDecorator that synchronizes each invocation on a given object.