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java.lang.Objectpolyglot.ext.jl.parse.Lexer_c
This class is a scanner generated by JFlex 1.3.5 on 7/6/05 10:31 PM from the specification file file:/Users/nystrom/Research/eclipse/polyglot/dist/src/polyglot/ext/jl/parse/java.flex
| Field Summary | |
static int |
CHARACTER
|
static int |
END_OF_LINE_COMMENT
lexical states |
static int |
STRING
|
static int |
TRADITIONAL_COMMENT
|
static int |
YYEOF
This character denotes the end of file |
static int |
YYINITIAL
|
| Constructor Summary | |
Lexer_c(java.io.InputStream in)
Creates a new scanner. |
|
Lexer_c(java.io.InputStream in,
java.lang.String file,
ErrorQueue eq)
|
|
Lexer_c(java.io.Reader in)
Creates a new scanner There is also a java.io.InputStream version of this constructor. |
|
Lexer_c(java.io.Reader reader,
java.lang.String file,
ErrorQueue eq)
|
|
| Method Summary | |
java.lang.String |
file()
The file being scanned, for use in constructing diagnostic messages. |
protected void |
init_keywords()
|
Token |
nextToken()
Resumes scanning until the next regular expression is matched, the end of input is encountered or an I/O-Error occurs. |
void |
yybegin(int newState)
Enters a new lexical state |
char |
yycharat(int pos)
Returns the character at position pos from the matched text. |
void |
yyclose()
Closes the input stream. |
int |
yylength()
Returns the length of the matched text region. |
void |
yyreset(java.io.Reader reader)
Closes the current stream, and resets the scanner to read from a new input stream. |
int |
yystate()
Returns the current lexical state. |
java.lang.String |
yytext()
Returns the text matched by the current regular expression. |
| Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Field Detail |
public static final int YYEOF
public static final int END_OF_LINE_COMMENT
public static final int STRING
public static final int YYINITIAL
public static final int CHARACTER
public static final int TRADITIONAL_COMMENT
| Constructor Detail |
public Lexer_c(java.io.InputStream in,
java.lang.String file,
ErrorQueue eq)
public Lexer_c(java.io.Reader reader,
java.lang.String file,
ErrorQueue eq)
public Lexer_c(java.io.Reader in)
in - the java.io.Reader to read input from.public Lexer_c(java.io.InputStream in)
in - the java.io.Inputstream to read input from.| Method Detail |
protected void init_keywords()
public java.lang.String file()
Lexer
file in interface Lexer
public final void yyclose()
throws java.io.IOException
java.io.IOException
public final void yyreset(java.io.Reader reader)
throws java.io.IOException
reader - the new input stream
java.io.IOExceptionpublic final int yystate()
public final void yybegin(int newState)
newState - the new lexical statepublic final java.lang.String yytext()
public final char yycharat(int pos)
pos - the position of the character to fetch.
A value from 0 to yylength()-1.
public final int yylength()
public Token nextToken()
throws java.io.IOException
nextToken in interface LexerIOException - if any I/O-Error occurs
|
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