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java-topology/defects/samza/patch/samza-CLEAN.md

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UNDF: UNDF-2026-000000528

samza — CLEAN

Scanned:

  • samza-core/src/main/java/org/apache/samza/execution/ — JobGraph, JobNode, IntermediateStreamManager
  • samza-core/src/main/java/org/apache/samza/container/grouper/ — GroupByContainerIds, SSPGrouperProxy, GroupByPartition
  • samza-core/src/main/java/org/apache/samza/clustermanager/ — StandbyContainerManager

JobGraph.topologicalSort() and findReachable() use Set<JobNode> visited = new HashSet<>() — O(1) membership test. GroupByContainerIds uses Set<TaskName> assignedTasks = new HashSet<>(). StandbyContainerManager resourceRequests is a HashSet<SamzaResourceRequest>.

No CWE-407 defects found.