ReusableAntlrSubtreeSpecificationCheckerLexer (Apache Directory LDAP API Model 2.1.7 API)

java.lang.Object
- antlr.CharScanner
- - org.apache.directory.api.ldap.model.subtree.AntlrSubtreeSpecificationCheckerLexer
  - - org.apache.directory.api.ldap.model.subtree.ReusableAntlrSubtreeSpecificationCheckerLexer

All Implemented Interfaces:

antlr.TokenStream, AntlrSubtreeSpecificationCheckerTokenTypes
```
public class ReusableAntlrSubtreeSpecificationCheckerLexer
extends AntlrSubtreeSpecificationCheckerLexer
```
A reusable lexer class extended from antlr generated lexer for an LDAP subtree specification as defined by RFC 3672. This class enables the reuse of the antlr lexer without having to recreate the it every time as stated in a Antlr Interest Group mail .

Author:

Apache Directory Project

See Also:

RFC 3672

Field Summary

Fields
Modifier and Type Field Description

private boolean savedCaseSensitive

private boolean savedCaseSensitiveLiterals
- Fields inherited from class org.apache.directory.api.ldap.model.subtree.AntlrSubtreeSpecificationCheckerLexer
  _tokenSet_0, _tokenSet_1, _tokenSet_2, _tokenSet_3
- Fields inherited from class antlr.CharScanner
  _returnToken, caseSensitive, caseSensitiveLiterals, commitToPath, EOF_CHAR, hashString, inputState, literals, saveConsumedInput, tabsize, text, tokenObjectClass, traceDepth
- Fields inherited from interface org.apache.directory.api.ldap.model.subtree.AntlrSubtreeSpecificationCheckerTokenTypes
  ALPHA, CLOSE_CURLY, COLON, DESCR, DIGIT, DOT, EOF, FILTER, FILTER_VALUE, ID_and, ID_base, ID_chopAfter, ID_chopBefore, ID_item, ID_maximum, ID_minimum, ID_not, ID_or, ID_specificationFilter, ID_specificExclusions, INTEGER, INTEGER_OR_NUMERICOID, LDIGIT, LITERAL_end, NULL_TREE_LOOKAHEAD, NUMERICOID, OPEN_CURLY, SAFEUTF8CHAR, SAFEUTF8STRING, SEP, SP

Constructor Summary

Constructors
Constructor Description

ReusableAntlrSubtreeSpecificationCheckerLexer(Reader in)
Creates a ReusableAntlrSubtreeSpecificationLexer instance.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`prepareNextInput(Reader in)`	Resets the state of an antlr lexer and initializes it with new input.

Methods inherited from class org.apache.directory.api.ldap.model.subtree.AntlrSubtreeSpecificationCheckerLexer
mALPHA, mCLOSE_CURLY, mCOLON, mDESCR, mDIGIT, mDOT, mFILTER, mFILTER_VALUE, mINTEGER, mINTEGER_OR_NUMERICOID, mLDIGIT, mNUMERICOID, mOPEN_CURLY, mSAFEUTF8CHAR, mSAFEUTF8STRING, mSEP, mSP, nextToken

Methods inherited from class antlr.CharScanner
append, append, commit, consume, consumeUntil, consumeUntil, getCaseSensitive, getCaseSensitiveLiterals, getColumn, getCommitToPath, getFilename, getInputBuffer, getInputState, getLine, getTabSize, getText, getTokenObject, LA, makeToken, mark, match, match, match, matchNot, matchRange, newline, panic, panic, reportError, reportError, reportWarning, resetText, rewind, setCaseSensitive, setColumn, setCommitToPath, setFilename, setInputState, setLine, setTabSize, setText, setTokenObjectClass, tab, testLiteralsTable, testLiteralsTable, toLower, traceIn, traceIndent, traceOut, uponEOF

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - savedCaseSensitive
```
private boolean savedCaseSensitive
```
  - savedCaseSensitiveLiterals
```
private boolean savedCaseSensitiveLiterals
```
- Constructor Detail
  - ReusableAntlrSubtreeSpecificationCheckerLexer
```
public ReusableAntlrSubtreeSpecificationCheckerLexer(Reader in)
```
    Creates a ReusableAntlrSubtreeSpecificationLexer instance.
    
    Parameters:
    
    in - the input to the lexer
- Method Detail
  - prepareNextInput
```
public void prepareNextInput(Reader in)
```
    Resets the state of an antlr lexer and initializes it with new input.
    
    Parameters:
    
    in - the input to the lexer