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public interface BlocklistHandler extends BlocklistTracker {
    /** Add a new blocked node. */
    void blockNode(String nodeId, BlockAction action, Throwable cause, long timestamp, long endTimestamp);

    /** Add a new blocked task manager. */
    void blockTaskManager(ResourceID taskManagerId, BlockAction action, Throwable cause, long timestamp, long endTimestamp);
 }

public interface JobMasterBlocklistHandler extends BlocklistHandler {
}