public class JavaCharStream extends Object implements CharStream
| Modifier and Type | Field and Description |
|---|---|
protected int[] |
bufcolumn |
protected char[] |
buffer |
protected int[] |
bufline |
int |
bufpos
Position in buffer.
|
protected int |
column |
protected int |
inBuf |
protected Reader |
inputStream |
protected int |
line |
protected int |
maxNextCharInd |
protected char[] |
nextCharBuf |
protected int |
nextCharInd |
protected boolean |
prevCharIsCR |
protected boolean |
prevCharIsLF |
static boolean |
staticFlag
Whether parser is static.
|
protected int |
tabSize |
| Constructor and Description |
|---|
JavaCharStream(InputStream dstream)
Constructor.
|
JavaCharStream(InputStream dstream,
int startline,
int startcolumn)
Constructor.
|
JavaCharStream(InputStream dstream,
int startline,
int startcolumn,
int buffersize)
Constructor.
|
JavaCharStream(InputStream dstream,
String encoding)
Constructor.
|
JavaCharStream(InputStream dstream,
String encoding,
int startline,
int startcolumn)
Constructor.
|
JavaCharStream(InputStream dstream,
String encoding,
int startline,
int startcolumn,
int buffersize)
Constructor.
|
JavaCharStream(Reader dstream)
Constructor.
|
JavaCharStream(Reader dstream,
int startline,
int startcolumn)
Constructor.
|
JavaCharStream(Reader dstream,
int startline,
int startcolumn,
int buffersize)
Constructor.
|
| Modifier and Type | Method and Description |
|---|---|
void |
adjustBeginLineColumn(int newLine,
int newCol)
Method to adjust line and column numbers for the start of a token.
|
protected void |
AdjustBuffSize() |
void |
backup(int amount)
Retreat.
|
char |
BeginToken()
Returns the next character that marks the beginning of the next token.
|
void |
Done()
Set buffers back to null when finished.
|
protected void |
ExpandBuff(boolean wrapAround) |
protected void |
FillBuff() |
int |
getBeginColumn()
Returns the column number of the first character for current token (being
matched after the last call to BeginTOken).
|
int |
getBeginLine()
Returns the line number of the first character for current token (being
matched after the last call to BeginTOken).
|
int |
getColumn()
Deprecated.
|
int |
getEndColumn()
Get end column.
|
int |
getEndLine()
Get end line.
|
String |
GetImage()
Returns a string made up of characters from the marked token beginning
to the current buffer position.
|
int |
getLine()
Deprecated.
|
char[] |
GetSuffix(int len)
Returns an array of characters that make up the suffix of length 'len' for
the currently matched token.
|
protected int |
getTabSize(int i) |
protected char |
ReadByte() |
char |
readChar()
Read a character.
|
void |
ReInit(InputStream dstream)
Reinitialise.
|
void |
ReInit(InputStream dstream,
int startline,
int startcolumn)
Reinitialise.
|
void |
ReInit(InputStream dstream,
int startline,
int startcolumn,
int buffersize)
Reinitialise.
|
void |
ReInit(InputStream dstream,
String encoding)
Reinitialise.
|
void |
ReInit(InputStream dstream,
String encoding,
int startline,
int startcolumn)
Reinitialise.
|
void |
ReInit(InputStream dstream,
String encoding,
int startline,
int startcolumn,
int buffersize)
Reinitialise.
|
void |
ReInit(Reader dstream)
Reinitialise.
|
void |
ReInit(Reader dstream,
int startline,
int startcolumn)
Reinitialise.
|
void |
ReInit(Reader dstream,
int startline,
int startcolumn,
int buffersize)
Reinitialise.
|
protected void |
setTabSize(int i) |
protected void |
UpdateLineColumn(char c) |
public static final boolean staticFlag
public int bufpos
protected int[] bufline
protected int[] bufcolumn
protected int column
protected int line
protected boolean prevCharIsCR
protected boolean prevCharIsLF
protected Reader inputStream
protected char[] nextCharBuf
protected char[] buffer
protected int maxNextCharInd
protected int nextCharInd
protected int inBuf
protected int tabSize
public JavaCharStream(Reader dstream, int startline, int startcolumn, int buffersize)
public JavaCharStream(Reader dstream, int startline, int startcolumn)
public JavaCharStream(Reader dstream)
public JavaCharStream(InputStream dstream, String encoding, int startline, int startcolumn, int buffersize) throws UnsupportedEncodingException
UnsupportedEncodingExceptionpublic JavaCharStream(InputStream dstream, int startline, int startcolumn, int buffersize)
public JavaCharStream(InputStream dstream, String encoding, int startline, int startcolumn) throws UnsupportedEncodingException
UnsupportedEncodingExceptionpublic JavaCharStream(InputStream dstream, int startline, int startcolumn)
public JavaCharStream(InputStream dstream, String encoding) throws UnsupportedEncodingException
UnsupportedEncodingExceptionpublic JavaCharStream(InputStream dstream)
protected void setTabSize(int i)
protected int getTabSize(int i)
protected void ExpandBuff(boolean wrapAround)
protected void FillBuff()
throws IOException
IOExceptionprotected char ReadByte()
throws IOException
IOExceptionpublic char BeginToken()
throws IOException
CharStreamBeginToken in interface CharStreamIOExceptionprotected void AdjustBuffSize()
protected void UpdateLineColumn(char c)
public char readChar()
throws IOException
readChar in interface CharStreamIOException@Deprecated public int getColumn()
getColumn in interface CharStream@Deprecated public int getLine()
getLine in interface CharStreampublic int getEndColumn()
getEndColumn in interface CharStreampublic int getEndLine()
getEndLine in interface CharStreampublic int getBeginColumn()
CharStreamgetBeginColumn in interface CharStreampublic int getBeginLine()
CharStreamgetBeginLine in interface CharStreampublic void backup(int amount)
backup in interface CharStreampublic void ReInit(Reader dstream, int startline, int startcolumn, int buffersize)
public void ReInit(Reader dstream, int startline, int startcolumn)
public void ReInit(Reader dstream)
public void ReInit(InputStream dstream, String encoding, int startline, int startcolumn, int buffersize) throws UnsupportedEncodingException
UnsupportedEncodingExceptionpublic void ReInit(InputStream dstream, int startline, int startcolumn, int buffersize)
public void ReInit(InputStream dstream, String encoding, int startline, int startcolumn) throws UnsupportedEncodingException
UnsupportedEncodingExceptionpublic void ReInit(InputStream dstream, int startline, int startcolumn)
public void ReInit(InputStream dstream, String encoding) throws UnsupportedEncodingException
UnsupportedEncodingExceptionpublic void ReInit(InputStream dstream)
public String GetImage()
CharStreamGetImage in interface CharStreampublic char[] GetSuffix(int len)
CharStreamGetSuffix in interface CharStreampublic void Done()
Done in interface CharStreampublic void adjustBeginLineColumn(int newLine,
int newCol)
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