net.sf.saffron.sql.parser
Class JavaCharStream
java.lang.Object
|
+--net.sf.saffron.sql.parser.JavaCharStream
- public class JavaCharStream
- extends Object
An implementation of interface CharStream, where the stream is assumed to
contain only ASCII characters (with java-like unicode escape processing).
Constructor Summary |
JavaCharStream(InputStream dstream)
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JavaCharStream(InputStream dstream,
int startline,
int startcolumn)
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JavaCharStream(InputStream dstream,
int startline,
int startcolumn,
int buffersize)
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JavaCharStream(Reader dstream)
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JavaCharStream(Reader dstream,
int startline,
int startcolumn)
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JavaCharStream(Reader dstream,
int startline,
int startcolumn,
int buffersize)
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Method Summary |
void |
adjustBeginLineColumn(int newLine,
int newCol)
Method to adjust line and column numbers for the start of a token.
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protected void |
AdjustBuffSize()
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void |
backup(int amount)
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char |
BeginToken()
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void |
Done()
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protected void |
ExpandBuff(boolean wrapAround)
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protected void |
FillBuff()
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int |
getBeginColumn()
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int |
getBeginLine()
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int |
getColumn()
Deprecated. |
int |
getEndColumn()
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int |
getEndLine()
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String |
GetImage()
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int |
getLine()
Deprecated. |
char[] |
GetSuffix(int len)
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(package private) static int |
hexval(char c)
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protected char |
ReadByte()
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char |
readChar()
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void |
ReInit(InputStream dstream)
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void |
ReInit(InputStream dstream,
int startline,
int startcolumn)
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void |
ReInit(InputStream dstream,
int startline,
int startcolumn,
int buffersize)
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void |
ReInit(Reader dstream)
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void |
ReInit(Reader dstream,
int startline,
int startcolumn)
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void |
ReInit(Reader dstream,
int startline,
int startcolumn,
int buffersize)
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protected void |
UpdateLineColumn(char c)
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Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
staticFlag
public static final boolean staticFlag
- See Also:
- Constant Field Values
bufpos
public int bufpos
bufsize
int bufsize
available
int available
tokenBegin
int tokenBegin
bufline
protected int[] bufline
bufcolumn
protected int[] bufcolumn
column
protected int column
line
protected int line
prevCharIsCR
protected boolean prevCharIsCR
prevCharIsLF
protected boolean prevCharIsLF
inputStream
protected Reader inputStream
nextCharBuf
protected char[] nextCharBuf
buffer
protected char[] buffer
maxNextCharInd
protected int maxNextCharInd
nextCharInd
protected int nextCharInd
inBuf
protected int inBuf
JavaCharStream
public JavaCharStream(Reader dstream,
int startline,
int startcolumn,
int buffersize)
JavaCharStream
public JavaCharStream(Reader dstream,
int startline,
int startcolumn)
JavaCharStream
public JavaCharStream(Reader dstream)
JavaCharStream
public JavaCharStream(InputStream dstream,
int startline,
int startcolumn,
int buffersize)
JavaCharStream
public JavaCharStream(InputStream dstream,
int startline,
int startcolumn)
JavaCharStream
public JavaCharStream(InputStream dstream)
hexval
static final int hexval(char c)
throws IOException
IOException
ExpandBuff
protected void ExpandBuff(boolean wrapAround)
FillBuff
protected void FillBuff()
throws IOException
IOException
ReadByte
protected char ReadByte()
throws IOException
IOException
BeginToken
public char BeginToken()
throws IOException
IOException
AdjustBuffSize
protected void AdjustBuffSize()
UpdateLineColumn
protected void UpdateLineColumn(char c)
readChar
public char readChar()
throws IOException
IOException
getColumn
public int getColumn()
- Deprecated.
- See Also:
getEndColumn()
getLine
public int getLine()
- Deprecated.
- See Also:
getEndLine()
getEndColumn
public int getEndColumn()
getEndLine
public int getEndLine()
getBeginColumn
public int getBeginColumn()
getBeginLine
public int getBeginLine()
backup
public void backup(int amount)
ReInit
public void ReInit(Reader dstream,
int startline,
int startcolumn,
int buffersize)
ReInit
public void ReInit(Reader dstream,
int startline,
int startcolumn)
ReInit
public void ReInit(Reader dstream)
ReInit
public void ReInit(InputStream dstream,
int startline,
int startcolumn,
int buffersize)
ReInit
public void ReInit(InputStream dstream,
int startline,
int startcolumn)
ReInit
public void ReInit(InputStream dstream)
GetImage
public String GetImage()
GetSuffix
public char[] GetSuffix(int len)
Done
public void Done()
adjustBeginLineColumn
public void adjustBeginLineColumn(int newLine,
int newCol)
- Method to adjust line and column numbers for the start of a token.