Package com.yahoo.searchlib.expression

Class BucketResultNode

java.lang.Object
com.yahoo.vespa.objects.Selectable
com.yahoo.vespa.objects.Identifiable
com.yahoo.searchlib.expression.ResultNode
com.yahoo.searchlib.expression.BucketResultNode
All Implemented Interfaces:
Cloneable, Comparable<ResultNode>
Direct Known Subclasses:
FloatBucketResultNode, IntegerBucketResultNode, RawBucketResultNode, StringBucketResultNode
public abstract class BucketResultNode extends ResultNode
This is the superclass of all bucket values
Author:
Haavard Pettersen, baldersheim, Simon Thoresen Hult

  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    static final int
    classId
     

  • Constructor Summary

    Constructors
    Constructor
    Description
    BucketResultNode()
     

  • Method Summary

    Modifier and Type
    Method
    Description
    abstract boolean
    empty()
    Tell if this bucket has zero width.
    double
    getFloat()
    Returns the float representation of this result.
    long
    getInteger()
    Returns the integer representation of this result.
    byte[]
    getRaw()
    Returns the raw byte array representation of this result.
    String
    getString()
    Returns the string representation of this result.
    void
    set(ResultNode rhs)
    This method must be implemented by all subclasses of this to allow new results to be calculated.

    Methods inherited from class com.yahoo.searchlib.expression.ResultNode

    compareTo, equals, negate, onCmp, onGetClassId

    Methods inherited from class com.yahoo.vespa.objects.Identifiable

    clone, create, createFromId, deserialize, deserializeOptional, deserializeWithId, equals, getClassId, getRawUtf8Bytes, getUtf8, hashCode, onDeserialize, onSerialize, putUtf8, registerClass, serialize, serializeOptional, serializeWithId, toString, visitMembers

    Methods inherited from class com.yahoo.vespa.objects.Selectable

    select, select, selectMembers

    Methods inherited from class java.lang.Object

    finalize, getClass, notify, notifyAll, wait, wait, wait

  • Field Details

    • classId

      public static final int classId

  • Constructor Details

    • BucketResultNode

      public BucketResultNode()

  • Method Details

    • getInteger

      public long getInteger()
      Description copied from class: ResultNode
      Returns the integer representation of this result.
      Specified by:
      getInteger in class ResultNode
      Returns:
      The value of this.

    • getFloat

      public double getFloat()
      Description copied from class: ResultNode
      Returns the float representation of this result.
      Specified by:
      getFloat in class ResultNode
      Returns:
      The value of this.

    • getString

      public String getString()
      Description copied from class: ResultNode
      Returns the string representation of this result.
      Specified by:
      getString in class ResultNode
      Returns:
      The value of this.

    • getRaw

      public byte[] getRaw()
      Description copied from class: ResultNode
      Returns the raw byte array representation of this result.
      Specified by:
      getRaw in class ResultNode
      Returns:
      The value of this.

    • set

      public void set(ResultNode rhs)
      Description copied from class: ResultNode
      This method must be implemented by all subclasses of this to allow new results to be calculated.
      Specified by:
      set in class ResultNode
      Parameters:
      rhs - The node to get the result from.

    • empty

      public abstract boolean empty()
      Tell if this bucket has zero width. Indicates that is has no value and can be considered a NULL range. An empty range is used by the backend to represent hits that end in no buckets.
      Returns:
      If this bucket has zero width.