org.apache.flink.runtime.rpc

Class MainThreadValidatorUtil

java.lang.Object

org.apache.flink.runtime.rpc.MainThreadValidatorUtil

public final class MainThreadValidatorUtil
extends Object

This utility exists to bridge between the visibility of the currentMainThread field in the RpcEndpoint.

The currentMainThread can be hidden from RpcEndpoint implementations and only be accessed via this utility from other packages.

Constructor Summary

Constructors

Constructor and Description
MainThreadValidatorUtil(RpcEndpoint endpoint)

Method Summary

Modifier and Type	Method and Description
void	enterMainThread()
void	exitMainThread()
static boolean	isRunningInExpectedThread(Thread expected) Returns true iff the current thread is equals to the provided expected thread and logs violations.

Methods inherited from class java.lang.Object

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

Constructor Detail

MainThreadValidatorUtil

public MainThreadValidatorUtil(RpcEndpoint endpoint)

Method Detail

enterMainThread

public void enterMainThread()

exitMainThread

public void exitMainThread()

isRunningInExpectedThread

public static boolean isRunningInExpectedThread(@Nullable
                                                Thread expected)

Returns true iff the current thread is equals to the provided expected thread and logs violations.

Parameters:

expected - the expected main thread.

Returns:

true iff the current thread is equals to the provided expected thread.