Package org.apache.flink.runtime.blocklist

Interface BlocklistTracker

All Known Implementing Classes:
DefaultBlocklistTracker
public interface BlocklistTracker
A tracker for blocklist.

  • Method Details

    • addNewBlockedNodes

      org.apache.flink.runtime.blocklist.BlockedNodeAdditionResult addNewBlockedNodes(Collection<BlockedNode> newNodes)
      Add new blocked node records. If a node (identified by node id) already exists, the newly added one will be merged with the existing one.
      Parameters:
      newNodes - the new blocked node records
      Returns:
      the addition result

    • isBlockedNode

      boolean isBlockedNode(String nodeId)
      Returns whether the given node is blocked.
      Parameters:
      nodeId - ID of the node to query
      Returns:
      true if the given node is blocked, otherwise false

    • getAllBlockedNodeIds

      Set<String> getAllBlockedNodeIds()
      Get all blocked node ids.
      Returns:
      a set containing all blocked node ids

    • getAllBlockedNodes

      Collection<BlockedNode> getAllBlockedNodes()
      Get all blocked nodes.
      Returns:
      a collection containing all blocked nodes

    • removeTimeoutNodes

      Collection<BlockedNode> removeTimeoutNodes(long currentTimeMillis)
      Remove timeout nodes.
      Parameters:
      currentTimeMillis - current time
      Returns:
      the removed nodes