org.apache.beam.sdk.util

Class BackOffUtils

java.lang.Object

org.apache.beam.sdk.util.BackOffUtils

public final class BackOffUtils
extends java.lang.Object

Utilities for BackOff.

Note: This is copied from Google API client library to avoid its dependency.

Method Summary

Modifier and Type	Method and Description
static boolean	next(Sleeper sleeper, BackOff backOff) Runs the next iteration of the back-off policy, and returns whether to continue to retry the operation.

Methods inherited from class java.lang.Object

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

Method Detail

next

public static boolean next(Sleeper sleeper,
                           BackOff backOff)
                    throws java.lang.InterruptedException,
                           java.io.IOException

Runs the next iteration of the back-off policy, and returns whether to continue to retry the operation.

If true, it will call Sleeper.sleep(long) with the specified number of milliseconds from BackOff.nextBackOffMillis().

Parameters:

sleeper - sleeper

backOff - back-off policy

Returns:

whether to continue to back off; in other words, whether BackOff.nextBackOffMillis() did not return BackOff.STOP

Throws:

java.lang.InterruptedException - if any thread has interrupted the current thread

java.io.IOException