# Package org.apache.xpath.compiler

Implements an XPath parser which produces an OpMap, and a so-called Compiler which produces an expression tree for fast evaluation.

See: Description

- Class Summary
  Class | Description
  --- | ---
  Compiler | An instance of this class compiles an XPath string expression into a Expression object.
  FunctionTable | The function table for XPath.
  Keywords | Table of strings to operation code lookups.
  OpCodes | Operations codes for XPath.
  OpMap | This class represents the data structure basics of the XPath object.
  OpMapVector | Like IntVector, but used only for the OpMap array.
  PsuedoNames | This is used to represent names of nodes that may not be named, like a comment node.
  XPathDumper | Class for XPath diagnostic functions.
  XPathParser | Tokenizes and parses XPath expressions.

## Package org.apache.xpath.compiler Description

Implements an XPath parser which produces an OpMap, and a so-called Compiler which produces an expression tree for fast evaluation.

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