Package com.yahoo.search.dispatch.searchcluster

Class Group

java.lang.Object
com.yahoo.search.dispatch.searchcluster.Group
public class Group extends Object
A group in a search cluster. This class is multithread safe.
Author:
bratseth, ollivir

  • Constructor Details

    • Group

      public Group(int id, List<Node> nodes)

  • Method Details

    • id

      public int id()
      Returns the unique identity of this group. NOTE: This is a contiguous index from 0, NOT necessarily the group id assigned by the user or node repo.

    • nodes

      public List<Node> nodes()
      Returns the nodes in this group as an immutable list

    • hasSufficientCoverage

      public boolean hasSufficientCoverage()
      Returns whether this group has sufficient active documents (compared to other groups) that should receive traffic

    • setHasSufficientCoverage

      public void setHasSufficientCoverage(boolean sufficientCoverage)

    • workingNodes

      public List<Node> workingNodes()

    • workingNodesCount

      public int workingNodesCount()

    • aggregateNodeValues

      public void aggregateNodeValues()

    • activeDocuments

      public long activeDocuments()
      Returns the active documents on this group. If unknown, 0 is returned.

    • isBalanced

      public boolean isBalanced()
      Returns whether the nodes in the group have about the same number of documents

    • isSparse

      public boolean isSparse()
      Returns whether this group has too few documents per node to expect it to be balanced

    • fullCoverageStatusChanged

      public boolean fullCoverageStatusChanged(boolean hasFullCoverageNow)

    • toString

      public String toString()
      Overrides:
      toString in class Object

    • hashCode

      public int hashCode()
      Overrides:
      hashCode in class Object

    • equals

      public boolean equals(Object other)
      Overrides:
      equals in class Object