pj
Class Rfc.Scanner

java.lang.Object
  pj.Rfc.Scanner

All Implemented Interfaces:

Rfc.yyInput

Enclosing class:

Rfc

public static class Rfc.Scanner
extends Object
implements Rfc.yyInput

embedded pj scanner.

Field Summary

private int	CLASS
private int	DECL
private int	EPILOG
private int	EQUAL
private int	ID
private int	LEX
private int	LINES
private int	LIST
private int	PKG
protected StringBuffer	prolog returned with SEP.
private int	PROLOG
private int	RULES
protected int	token returned by token().
protected Object	value returned by value().
private int[]	yy_acpt
private boolean	yy_at_bol
private int	YY_BOL
private char[]	yy_buffer
private int	yy_buffer_end
private int	yy_buffer_index
private int	yy_buffer_read
private int	YY_BUFFER_SIZE
private int	yy_buffer_start
private int[]	yy_cmap
private int	YY_E_INTERNAL
private int	YY_E_MATCH
private int	YY_END
private int	YY_EOF
private boolean	yy_eof_done
private String[]	yy_error_string
private int	YY_F
private boolean	yy_last_was_cr
private int	yy_lexical_state
private int	YY_NO_ANCHOR
private int	YY_NO_STATE
private int	YY_NOT_ACCEPT
private int[][]	yy_nxt
private BufferedReader	yy_reader
private int[]	yy_rmap
private int	YY_START
private int[]	yy_state_dtrans
private int	YYINITIAL
private int	yyline

Constructor Summary

private	Rfc.Scanner()
	Rfc.Scanner(InputStream instream)
	Rfc.Scanner(Reader reader)

Method Summary

boolean	advance() move on to next token.
static void	main(String[] args) quick and dirty test.
int	token() current input symbol.
String	toString() position for error message.
private int[][]	unpackFromString(int size1, int size2, String st)
Object	value() null or string associated with current input symbol.
static String	visible(String s) return a JLex-style visible rendering of a string.
private int	yy_advance()
private char[]	yy_double(char[] buf)
private void	yy_error(int code, boolean fatal)
private void	yy_mark_end()
private void	yy_mark_start()
private void	yy_move_end()
private void	yy_to_mark()
private void	yybegin(int state)
private int	yylength()
private String	yytext()

Methods inherited from class java.lang.Object

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

Field Detail

YY_BUFFER_SIZE

private final int YY_BUFFER_SIZE

See Also:

Constant Field Values

YY_F

private final int YY_F

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Constant Field Values

YY_NO_STATE

private final int YY_NO_STATE

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Constant Field Values

YY_NOT_ACCEPT

private final int YY_NOT_ACCEPT

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Constant Field Values

YY_START

private final int YY_START

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Constant Field Values

YY_END

private final int YY_END

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Constant Field Values

YY_NO_ANCHOR

private final int YY_NO_ANCHOR

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Constant Field Values

YY_BOL

private final int YY_BOL

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Constant Field Values

YY_EOF

private final int YY_EOF

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Constant Field Values

token

protected int token

returned by token().

value

protected Object value

returned by value().

prolog

protected StringBuffer prolog

returned with SEP.

yy_reader

private BufferedReader yy_reader

yy_buffer_index

private int yy_buffer_index

yy_buffer_read

private int yy_buffer_read

yy_buffer_start

private int yy_buffer_start

yy_buffer_end

private int yy_buffer_end

yy_buffer

private char[] yy_buffer

yyline

private int yyline

yy_at_bol

private boolean yy_at_bol

yy_lexical_state

private int yy_lexical_state

yy_eof_done

private boolean yy_eof_done

PKG

private final int PKG

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Constant Field Values

EQUAL

private final int EQUAL

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Constant Field Values

LIST

private final int LIST

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Constant Field Values

RULES

private final int RULES

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Constant Field Values

DECL

private final int DECL

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Constant Field Values

ID

private final int ID

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Constant Field Values

LEX

private final int LEX

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Constant Field Values

YYINITIAL

private final int YYINITIAL

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Constant Field Values

LINES

private final int LINES

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Constant Field Values

PROLOG

private final int PROLOG

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Constant Field Values

EPILOG

private final int EPILOG

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Constant Field Values

CLASS

private final int CLASS

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Constant Field Values

yy_state_dtrans

private final int[] yy_state_dtrans

yy_last_was_cr

private boolean yy_last_was_cr

YY_E_INTERNAL

private final int YY_E_INTERNAL

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Constant Field Values

YY_E_MATCH

private final int YY_E_MATCH

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Constant Field Values

yy_error_string

private String[] yy_error_string

yy_acpt

private int[] yy_acpt

yy_cmap

private int[] yy_cmap

yy_rmap

private int[] yy_rmap

yy_nxt

private int[][] yy_nxt

Constructor Detail

Rfc.Scanner

public Rfc.Scanner(Reader reader)

Rfc.Scanner

public Rfc.Scanner(InputStream instream)

Rfc.Scanner

private Rfc.Scanner()

Method Detail

main

public static void main(String[] args)
                 throws Exception

quick and dirty test.

Throws:

Exception

token

public int token()

current input symbol.

Specified by:

token in interface Rfc.yyInput

Returns:

current %token or single character.

value

public Object value()

null or string associated with current input symbol.

Specified by:

value in interface Rfc.yyInput

Returns:

value for Rfc.yyInput.token().

toString

public String toString()

position for error message.

Overrides:

toString in class Object

visible

public static String visible(String s)

return a JLex-style visible rendering of a string.

yybegin

private void yybegin(int state)

yy_advance

private int yy_advance()
                throws IOException

Throws:

IOException

yy_move_end

private void yy_move_end()

yy_mark_start

private void yy_mark_start()

yy_mark_end

private void yy_mark_end()

yy_to_mark

private void yy_to_mark()

yytext

private String yytext()

yylength

private int yylength()

yy_double

private char[] yy_double(char[] buf)

yy_error

private void yy_error(int code,
                      boolean fatal)

unpackFromString

private int[][] unpackFromString(int size1,
                                 int size2,
                                 String st)

advance

public boolean advance()
                throws IOException

Description copied from interface: Rfc.yyInput

move on to next token.

Specified by:

advance in interface Rfc.yyInput

Returns:

false if positioned beyond tokens.

Throws:

IOException - on input error.