Package net.sf.saxon.expr.parser

Interface XPathParser.Accelerator

All Known Implementing Classes:

QuickXPathParser

Enclosing class:

XPathParser

public static interface XPathParser.Accelerator

Method Summary

Modifier and Type	Method	Description
Expression	parse(Tokenizer t, StaticContext env, String expression, int start, Predicate<Tokenizer> finished)	Attempt fast parsing of an expression, provided it is sufficiently simple.

Method Details

parse

Expression parse(Tokenizer t,
 StaticContext env,
 String expression,
 int start,
 Predicate<Tokenizer> finished)

Attempt fast parsing of an expression, provided it is sufficiently simple.

Parameters:

t - the tokenizer

env - the static context

expression - the string containing expression to be parsed

start - start position within the input string

finished - either EOF or RCURLY, indicating how parsing should end

Returns:

either the parsed expression, or null if it is erroneous or too complex to parse.