net.sf.saxon.java
public class JDK14RegexTranslator extends SurrogateRegexTranslator
SurrogateRegexTranslator.BackReference, SurrogateRegexTranslator.CharClass, SurrogateRegexTranslator.CharRange, SurrogateRegexTranslator.Complement, SurrogateRegexTranslator.Dot, SurrogateRegexTranslator.Empty, SurrogateRegexTranslator.Property, SurrogateRegexTranslator.SimpleCharClass, SurrogateRegexTranslator.SingleChar, SurrogateRegexTranslator.WideSingleChar
RegexTranslator.Range
categoryCharClasses, subCategoryCharClasses
ALL, captures, caseBlind, curChar, currentCapture, eos, ignoreWhitespace, inCharClassExpr, isXPath, length, NONE, NOT_ALLOWED_CLASS, pos, regExp, result, SOME, SURROGATES1_CLASS, SURROGATES2_CLASS, xmlVersion
Constructor and Description |
---|
JDK14RegexTranslator()
Create a regex translator for JDK 1.4
|
Modifier and Type | Method and Description |
---|---|
static void |
main(java.lang.String[] args)
Diagnostic entry point
|
void |
setIgnoreWhitespace(boolean ignore)
Indicate whether whitespace should be ignored
|
java.lang.String |
translate(java.lang.CharSequence regExp,
int xmlVersion,
boolean xpath)
Translates a regular expression in the syntax of XML Schemas Part 2 into a regular
expression in the syntax of
java.util.regex.Pattern . |
protected boolean |
translateAtom() |
absorbSurrogatePair, advance, copyCurChar, expect, highSurrogateRanges, isAsciiAlnum, isBlock, isJavaMetaChar, lowSurrogateRanges, makeException, makeException, parseQuantExact, recede, sortRangeList, translateBranch, translateQuantifier, translateQuantity, translateRegExp, translateTop
public JDK14RegexTranslator()
public void setIgnoreWhitespace(boolean ignore)
ignore
- true if whitespace should be ignoredpublic java.lang.String translate(java.lang.CharSequence regExp, int xmlVersion, boolean xpath) throws RegexSyntaxException
java.util.regex.Pattern
. The translation
assumes that the string to be matched against the regex uses surrogate pairs correctly.
If the string comes from XML content, a conforming XML parser will automatically
check this; if the string comes from elsewhere, it may be necessary to check
surrogate usage before matching.regExp
- a String containing a regular expression in the syntax of XML Schemas Part 2xmlVersion
- integer constant indicating XML 1.0 or XML 1.1xpath
- a boolean indicating whether the XPath 2.0 F+O extensions to the schema
regex syntax are permittedRegexSyntaxException
- if regexp
is not a regular expression in the
syntax of XML Schemas Part 2, or XPath 2.0, as appropriatePattern
,
XML Schema Part 2protected boolean translateAtom() throws RegexSyntaxException
translateAtom
in class RegexTranslator
RegexSyntaxException
public static void main(java.lang.String[] args) throws RegexSyntaxException
args
- argument 1 - XPath regex; argument 2 - xpath|xmlschemaRegexSyntaxException