zentol commented on a change in pull request #10264: [FLINK-14811][runtime]
Replace Java Streams in input check methods with for-loops
URL: https://github.com/apache/flink/pull/10264#discussion_r348424548
##########
File path:
flink-runtime/src/main/java/org/apache/flink/runtime/executiongraph/ExecutionVertex.java
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@@ -804,13 +802,37 @@ void cachePartitionInfo(PartitionInfo partitionInfo){
* @return whether the input constraint is satisfied
*/
boolean checkInputDependencyConstraints() {
- if (getInputDependencyConstraint() ==
InputDependencyConstraint.ANY) {
- // InputDependencyConstraint == ANY
- return IntStream.range(0,
inputEdges.length).anyMatch(this::isInputConsumable);
- } else {
- // InputDependencyConstraint == ALL
- return IntStream.range(0,
inputEdges.length).allMatch(this::isInputConsumable);
+ if (inputEdges.length == 0) {
+ return true;
+ }
+
+ final InputDependencyConstraint inputDependencyConstraint =
getInputDependencyConstraint();
+ switch (inputDependencyConstraint) {
+ case ANY:
+ return isAnyInputConsumable();
+ case ALL:
+ return areAllInputsConsumable();
+ default:
+ throw new IllegalStateException("Unknown
InputDependencyConstraint " + inputDependencyConstraint);
+ }
+ }
+
+ boolean isAnyInputConsumable() {
+ for (int inputNumber = 0; inputNumber < inputEdges.length;
inputNumber++) {
+ if (isInputConsumable(inputNumber)) {
+ return true;
+ }
}
+ return false;
+ }
+
+ boolean areAllInputsConsumable() {
Review comment:
private?
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