XComp commented on code in PR #20811:
URL: https://github.com/apache/flink/pull/20811#discussion_r968362087
##########
flink-test-utils-parent/flink-test-utils-junit/src/main/java/org/apache/flink/testutils/executor/FailingExecutor.java:
##########
@@ -0,0 +1,16 @@
+package org.apache.flink.testutils.executor;
+
+import javax.annotation.Nonnull;
+
+import java.util.concurrent.Executor;
+import java.util.concurrent.RejectedExecutionException;
+
+/** {@code FailingExecutor} will reject any {@link Runnable} that's passed
into it. */
+public enum FailingExecutor implements Executor {
Review Comment:
> I looked for "Find usages" of the Executor class, then filtered by
production code and "Usage in extends/implements clause".
Ok, that's, indeed, a shorter list to parse. :+1:
##########
flink-test-utils-parent/flink-test-utils-junit/src/main/java/org/apache/flink/testutils/executor/FailingExecutor.java:
##########
@@ -0,0 +1,16 @@
+package org.apache.flink.testutils.executor;
+
+import javax.annotation.Nonnull;
+
+import java.util.concurrent.Executor;
+import java.util.concurrent.RejectedExecutionException;
+
+/** {@code FailingExecutor} will reject any {@link Runnable} that's passed
into it. */
+public enum FailingExecutor implements Executor {
Review Comment:
> I looked for "Find usages" of the Executor class, then filtered by
production code and "Usage in extends/implements clause".
Ok, that's, indeed, a shorter list to parse. :+1:
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