plp.expressions2.parser
Class JavaCharStream

java.lang.Object
  plp.expressions2.parser.JavaCharStream

public class JavaCharStream
extends java.lang.Object

An implementation of interface CharStream, where the stream is assumed to contain only ASCII characters (with java-like unicode escape processing).

Field Summary

static int	bufpos
static boolean	staticFlag

Constructor Summary

JavaCharStream(java.io.InputStream dstream)

JavaCharStream(java.io.InputStream dstream, int startline, int startcolumn)

JavaCharStream(java.io.InputStream dstream, int startline, int startcolumn, int buffersize)

JavaCharStream(java.io.InputStream dstream, java.lang.String encoding)

JavaCharStream(java.io.InputStream dstream, java.lang.String encoding, int startline, int startcolumn)

JavaCharStream(java.io.InputStream dstream, java.lang.String encoding, int startline, int startcolumn, int buffersize)

JavaCharStream(java.io.Reader dstream)

JavaCharStream(java.io.Reader dstream, int startline, int startcolumn)

JavaCharStream(java.io.Reader dstream, int startline, int startcolumn, int buffersize)

Method Summary

static void	adjustBeginLineColumn(int newLine, int newCol) Method to adjust line and column numbers for the start of a token.
static void	backup(int amount)
static char	BeginToken()
static void	Done()
static int	getBeginColumn()
static int	getBeginLine()
static int	getColumn() Deprecated.
static int	getEndColumn()
static int	getEndLine()
static java.lang.String	GetImage()
static int	getLine() Deprecated.
static char[]	GetSuffix(int len)
static char	readChar()
void	ReInit(java.io.InputStream dstream)
void	ReInit(java.io.InputStream dstream, int startline, int startcolumn)
void	ReInit(java.io.InputStream dstream, int startline, int startcolumn, int buffersize)
void	ReInit(java.io.InputStream dstream, java.lang.String encoding)
void	ReInit(java.io.InputStream dstream, java.lang.String encoding, int startline, int startcolumn)
void	ReInit(java.io.InputStream dstream, java.lang.String encoding, int startline, int startcolumn, int buffersize)
void	ReInit(java.io.Reader dstream)
void	ReInit(java.io.Reader dstream, int startline, int startcolumn)
void	ReInit(java.io.Reader dstream, int startline, int startcolumn, int buffersize)

Methods inherited from class java.lang.Object

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

Field Detail

staticFlag

public static final boolean staticFlag

See Also:

Constant Field Values

bufpos

public static int bufpos

Constructor Detail

JavaCharStream

public JavaCharStream(java.io.Reader dstream,
                      int startline,
                      int startcolumn,
                      int buffersize)

JavaCharStream

public JavaCharStream(java.io.Reader dstream,
                      int startline,
                      int startcolumn)

JavaCharStream

public JavaCharStream(java.io.Reader dstream)

JavaCharStream

public JavaCharStream(java.io.InputStream dstream,
                      java.lang.String encoding,
                      int startline,
                      int startcolumn,
                      int buffersize)
               throws java.io.UnsupportedEncodingException

Throws:

java.io.UnsupportedEncodingException

JavaCharStream

public JavaCharStream(java.io.InputStream dstream,
                      int startline,
                      int startcolumn,
                      int buffersize)

JavaCharStream

public JavaCharStream(java.io.InputStream dstream,
                      java.lang.String encoding,
                      int startline,
                      int startcolumn)
               throws java.io.UnsupportedEncodingException

Throws:

java.io.UnsupportedEncodingException

JavaCharStream

public JavaCharStream(java.io.InputStream dstream,
                      int startline,
                      int startcolumn)

JavaCharStream

public JavaCharStream(java.io.InputStream dstream,
                      java.lang.String encoding)
               throws java.io.UnsupportedEncodingException

Throws:

java.io.UnsupportedEncodingException

JavaCharStream

public JavaCharStream(java.io.InputStream dstream)

Method Detail

BeginToken

public static char BeginToken()
                       throws java.io.IOException

Throws:

java.io.IOException

readChar

public static char readChar()
                     throws java.io.IOException

Throws:

java.io.IOException

getColumn

public static int getColumn()

Deprecated.

See Also:

getEndColumn()

getLine

public static int getLine()

Deprecated.

See Also:

getEndLine()

getEndColumn

public static int getEndColumn()

getEndLine

public static int getEndLine()

getBeginColumn

public static int getBeginColumn()

getBeginLine

public static int getBeginLine()

backup

public static void backup(int amount)

ReInit

public void ReInit(java.io.Reader dstream,
                   int startline,
                   int startcolumn,
                   int buffersize)

ReInit

public void ReInit(java.io.Reader dstream,
                   int startline,
                   int startcolumn)

ReInit

public void ReInit(java.io.Reader dstream)

ReInit

public void ReInit(java.io.InputStream dstream,
                   java.lang.String encoding,
                   int startline,
                   int startcolumn,
                   int buffersize)
            throws java.io.UnsupportedEncodingException

Throws:

java.io.UnsupportedEncodingException

ReInit

public void ReInit(java.io.InputStream dstream,
                   int startline,
                   int startcolumn,
                   int buffersize)

ReInit

public void ReInit(java.io.InputStream dstream,
                   java.lang.String encoding,
                   int startline,
                   int startcolumn)
            throws java.io.UnsupportedEncodingException

Throws:

java.io.UnsupportedEncodingException

ReInit

public void ReInit(java.io.InputStream dstream,
                   int startline,
                   int startcolumn)

ReInit

public void ReInit(java.io.InputStream dstream,
                   java.lang.String encoding)
            throws java.io.UnsupportedEncodingException

Throws:

java.io.UnsupportedEncodingException

ReInit

public void ReInit(java.io.InputStream dstream)

GetImage

public static java.lang.String GetImage()

GetSuffix

public static char[] GetSuffix(int len)

Done

public static void Done()

adjustBeginLineColumn

public static void adjustBeginLineColumn(int newLine,
                                         int newCol)

Method to adjust line and column numbers for the start of a token.