com.aptana.ide.lexer
Class RegexLexerBuilderBase

java.lang.Object
  org.xml.sax.helpers.DefaultHandler
      com.aptana.sax.ValidatingReader
          com.aptana.ide.lexer.RegexLexerBuilderBase

All Implemented Interfaces:

ILexerBuilder, org.xml.sax.ContentHandler, org.xml.sax.DTDHandler, org.xml.sax.EntityResolver, org.xml.sax.ErrorHandler

Direct Known Subclasses:

AsciiLexerBuilder, UnicodeLexerBuilder

public abstract class RegexLexerBuilderBase
extends ValidatingReader
implements ILexerBuilder

Author:

Kevin Lindsey

Field Summary

Fields inherited from class com.aptana.sax.ValidatingReader

_schema

Constructor Summary

RegexLexerBuilderBase()
Create a new instance of LexerBuilder

Method Summary

void	addTokenList(ITokenList list) Add a new language token list to this builder.
ILexer	buildLexer()
void	characters(char[] buffer, int offset, int length) Process character data
protected abstract ILexer	createLexer() Create a new lexer.
protected abstract ITokenList	createTokenList(java.lang.String language) Create a new token list for the specified language
void	enterGroup(java.lang.String ns, java.lang.String name, java.lang.String qname, org.xml.sax.Attributes attributes) Process the start of a new group element
void	enterLexer(java.lang.String ns, java.lang.String name, java.lang.String qname, org.xml.sax.Attributes attributes) Process the start of a new lexer element
void	enterRegex(java.lang.String ns, java.lang.String name, java.lang.String qname, org.xml.sax.Attributes attributes) Process the start of a new regex element
void	enterToken(java.lang.String ns, java.lang.String name, java.lang.String qname, org.xml.sax.Attributes attributes) Process the start of a new token element
void	exitRegex(java.lang.String ns, java.lang.String name, java.lang.String qname) Complete the processing of the regex element
ITokenList	getTokens(java.lang.String language) Get the list of tokens for the specified language
void	loadXML(java.io.InputStream in) Load the XML file in the InputStream
void	loadXML(java.lang.String filename) Load the specified XML file

Methods inherited from class com.aptana.sax.ValidatingReader

endElement, read, read, startDocument, startElement

Methods inherited from class org.xml.sax.helpers.DefaultHandler

endDocument, endPrefixMapping, error, fatalError, ignorableWhitespace, notationDecl, processingInstruction, resolveEntity, setDocumentLocator, skippedEntity, startPrefixMapping, unparsedEntityDecl, warning

Methods inherited from class java.lang.Object

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

Constructor Detail

RegexLexerBuilderBase

public RegexLexerBuilderBase()
                      throws LexerInitializationException

Create a new instance of LexerBuilder

Throws:

LexerInitializationException

Method Detail

getTokens

public ITokenList getTokens(java.lang.String language)

Description copied from interface: ILexerBuilder

Get the list of tokens for the specified language

Specified by:

getTokens in interface ILexerBuilder

Parameters:

language - The language MIME type

Returns:

Returns a TokenList for the given language

See Also:

ILexerBuilder.getTokens(java.lang.String)

addTokenList

public void addTokenList(ITokenList list)

Description copied from interface: ILexerBuilder

Add a new language token list to this builder. This list will be included in the final lexer created by buildLexer()

Specified by:

addTokenList in interface ILexerBuilder

Parameters:

list - The token list to add to this builder

See Also:

ILexerBuilder.addTokenList(com.aptana.ide.lexer.ITokenList)

buildLexer

public ILexer buildLexer()
                  throws LexerException

Specified by:

buildLexer in interface ILexerBuilder

Returns:

The completed lexer

Throws:

LexerException

See Also:

ILexerBuilder.buildLexer()

characters

public void characters(char[] buffer,
                       int offset,
                       int length)

Process character data

Specified by:

characters in interface org.xml.sax.ContentHandler

Overrides:

characters in class org.xml.sax.helpers.DefaultHandler

Parameters:

buffer -

offset -

length -

createLexer

protected abstract ILexer createLexer()

Create a new lexer. Sub-classes will need to override this method to create their own Lexer sub-classes

Returns:

Returns a newly instantiated lexer

createTokenList

protected abstract ITokenList createTokenList(java.lang.String language)

Create a new token list for the specified language

Parameters:

language -

Returns:

ITokenList

enterGroup

public void enterGroup(java.lang.String ns,
                       java.lang.String name,
                       java.lang.String qname,
                       org.xml.sax.Attributes attributes)

Process the start of a new group element

Parameters:

ns -

name -

qname -

attributes -

enterLexer

public void enterLexer(java.lang.String ns,
                       java.lang.String name,
                       java.lang.String qname,
                       org.xml.sax.Attributes attributes)

Process the start of a new lexer element

Parameters:

ns -

name -

qname -

attributes -

enterRegex

public void enterRegex(java.lang.String ns,
                       java.lang.String name,
                       java.lang.String qname,
                       org.xml.sax.Attributes attributes)

Process the start of a new regex element

Parameters:

ns -

name -

qname -

attributes -

enterToken

public void enterToken(java.lang.String ns,
                       java.lang.String name,
                       java.lang.String qname,
                       org.xml.sax.Attributes attributes)

Process the start of a new token element

Parameters:

ns -

name -

qname -

attributes -

exitRegex

public void exitRegex(java.lang.String ns,
                      java.lang.String name,
                      java.lang.String qname)

Complete the processing of the regex element

Parameters:

ns -

name -

qname -

loadXML

public void loadXML(java.lang.String filename)
             throws LexerException

Load the specified XML file

Parameters:

filename -

Throws:

LexerException

loadXML

public void loadXML(java.io.InputStream in)
             throws LexerException

Load the XML file in the InputStream

Parameters:

in -

Throws:

LexerException