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: Class ExpressionParser

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com.icl.saxon.expr
Class ExpressionParser

java.lang.Object

  |

  +--com.icl.saxon.expr.ExpressionParser

public final class ExpressionParser
extends java.lang.Object

Parser for XSL expressions and patterns. This code was originally inspired by James Clark's xt but has been totally rewritten (twice!)

Constructor Summary

ExpressionParser()


Method Summary

static Expression makeSystemFunction(java.lang.String name)
          Make a system function (one whose name has no prefix).

Expression parse(java.lang.String expression, StaticContext env)
          Parse a string representing an expression

Pattern parsePattern(java.lang.String pattern, StaticContext env)
          Parse a string representing a pattern

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ExpressionParser

public ExpressionParser()

Method Detail

parse

public Expression parse(java.lang.String expression,
                        StaticContext env)
                 throws XPathException

Parse a string representing an expression

Returns:: an Expression object representing the result of parsing

parsePattern

public Pattern parsePattern(java.lang.String pattern,
                            StaticContext env)
                     throws XPathException

Parse a string representing a pattern

Returns:: a Pattern object representing the result of parsing

makeSystemFunction

public static Expression makeSystemFunction(java.lang.String name)

Make a system function (one whose name has no prefix). Note this is static and public so it can also be used from extension-function-available()