Package com.yahoo.searchlib.rankingexpression.evaluation

Interface ContextIndex

All Known Implementing Classes:
AbstractArrayContext, ArrayContext, DoubleOnlyArrayContext
public interface ContextIndex
Indexed context lookup methods. Any context which implements these methods supports optimizations where map lookups are replaced by indexed lookups.
Author:
bratseth

  • Method Summary

    Modifier and Type
    Method
    Description
    Value
    get(int index)
     
    double
    getDouble(int index)
     
    int
    getIndex(String name)
    Returns the index from a name.
    int
    size()
    Returns the number of bound variables in this

  • Method Details

    • size

      int size()
      Returns the number of bound variables in this

    • getIndex

      int getIndex(String name)
      Returns the index from a name.
      Throws:
      NullPointerException - is this name is not known to this context

    • get

      Value get(int index)

    • getDouble

      double getDouble(int index)