Enum MergePolicy.MergeTrigger

java.lang.Object
java.lang.Enum<MergePolicy.MergeTrigger>
org.apache.lucene.index.MergePolicy.MergeTrigger
All Implemented Interfaces:
Serializable, Comparable<MergePolicy.MergeTrigger>
Enclosing class:
MergePolicy

public static enum MergePolicy.MergeTrigger extends Enum<MergePolicy.MergeTrigger>
MergeTrigger is passed to MergePolicy.findMerges(MergeTrigger, SegmentInfos) to indicate the event that triggered the merge.
  • Enum Constant Details

    • SEGMENT_FLUSH

      public static final MergePolicy.MergeTrigger SEGMENT_FLUSH
      Merge was triggered by a segment flush.
    • FULL_FLUSH

      public static final MergePolicy.MergeTrigger FULL_FLUSH
      Merge was triggered by a full flush. Full flushes can be caused by a commit, NRT reader reopen or a close call on the index writer.
    • EXPLICIT

      public static final MergePolicy.MergeTrigger EXPLICIT
      Merge has been triggered explicitly by the user.
    • MERGE_FINISHED

      public static final MergePolicy.MergeTrigger MERGE_FINISHED
      Merge was triggered by a successfully finished merge.
  • Method Details

    • values

      public static MergePolicy.MergeTrigger[] values()
      Returns an array containing the constants of this enum type, in the order they are declared.
      Returns:
      an array containing the constants of this enum type, in the order they are declared
    • valueOf

      public static MergePolicy.MergeTrigger valueOf(String name)
      Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)
      Parameters:
      name - the name of the enum constant to be returned.
      Returns:
      the enum constant with the specified name
      Throws:
      IllegalArgumentException - if this enum type has no constant with the specified name
      NullPointerException - if the argument is null