[FLINK-27800] addInEdge check state error - ASF JIRA

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Details

Type: Bug
Status: Closed
Priority: Major
Resolution: Fixed
Affects Version/s: 1.17.0, 1.15.3, 1.16.1
Fix Version/s: 1.17.0, 1.15.4, 1.16.2
Component/s: API / Core
Labels:
- pull-request-available

Description

when add InEdge, the checkState fucntion check the edge whether is in outEdges list, this should check whether in inEdges list.

public void addInEdge(StreamEdge inEdge) {
    checkState(
            outEdges.stream().noneMatch(inEdge::equals),
            "Adding not unique edge = %s to existing outEdges = %s",
            inEdge,
            inEdges);
    if (inEdge.getTargetId() != getId()) {
        throw new IllegalArgumentException("Destination id doesn't match the StreamNode id");
    } else {
        inEdges.add(inEdge);
    }
}