pnowojski commented on a change in pull request #10029: [FLINK-14553][runtime]
Respect non-blocking output in StreamTask#processInput
URL: https://github.com/apache/flink/pull/10029#discussion_r340016521
##########
File path:
flink-runtime/src/main/java/org/apache/flink/runtime/io/AvailabilityProvider.java
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@@ -29,72 +29,53 @@
public interface AvailabilityProvider {
/**
* Constant that allows to avoid volatile checks {@link
CompletableFuture#isDone()}. Check
- * {@link #isAvailable()} for more explanation.
+ * {@link #getAvailableFuture()} for more explanation.
*/
CompletableFuture<?> AVAILABLE =
CompletableFuture.completedFuture(null);
/**
- * Check if this instance is available for further processing.
- *
- * <p>When hot looping to avoid volatile access in {@link
CompletableFuture#isDone()} user of
- * this method should do the following check:
- * <pre>
- * {@code
- * AvailabilityProvider input = ...;
- * if (input.isAvailable() == AvailabilityProvider.AVAILABLE ||
input.isAvailable().isDone()) {
- * // do something;
- * }
- * }
- * </pre>
- *
- * @return a future that is completed if there are more records
available. If there are more
- * records available immediately, {@link #AVAILABLE} should be
returned. Previously returned
- * not completed futures should become completed once there is more
input available or if
- * the input is finished.
Review comment:
~Why the explanation comment has disappeared?~
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