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java.lang.Objectnet.sourceforge.pmd.ast.JavaCharStream
public class JavaCharStream
An implementation of interface CharStream, where the stream is assumed to contain only ASCII characters (with java-like unicode escape processing).
| Field Summary | |
|---|---|
protected int[] |
bufcolumn
|
protected char[] |
buffer
|
protected int[] |
bufline
|
int |
bufpos
Position in buffer. |
protected int |
column
|
protected int |
inBuf
|
protected java.io.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 Summary | |
|---|---|
JavaCharStream(java.io.InputStream dstream)
Constructor. |
|
JavaCharStream(java.io.InputStream dstream,
int startline,
int startcolumn)
Constructor. |
|
JavaCharStream(java.io.InputStream dstream,
int startline,
int startcolumn,
int buffersize)
Constructor. |
|
JavaCharStream(java.io.InputStream dstream,
java.lang.String encoding)
Constructor. |
|
JavaCharStream(java.io.InputStream dstream,
java.lang.String encoding,
int startline,
int startcolumn)
Constructor. |
|
JavaCharStream(java.io.InputStream dstream,
java.lang.String encoding,
int startline,
int startcolumn,
int buffersize)
Constructor. |
|
JavaCharStream(java.io.Reader dstream)
Constructor. |
|
JavaCharStream(java.io.Reader dstream,
int startline,
int startcolumn)
Constructor. |
|
JavaCharStream(java.io.Reader dstream,
int startline,
int startcolumn,
int buffersize)
Constructor. |
|
| Method Summary | |
|---|---|
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. |
java.lang.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(java.io.InputStream dstream)
Reinitialise. |
void |
ReInit(java.io.InputStream dstream,
int startline,
int startcolumn)
Reinitialise. |
void |
ReInit(java.io.InputStream dstream,
int startline,
int startcolumn,
int buffersize)
Reinitialise. |
void |
ReInit(java.io.InputStream dstream,
java.lang.String encoding)
Reinitialise. |
void |
ReInit(java.io.InputStream dstream,
java.lang.String encoding,
int startline,
int startcolumn)
Reinitialise. |
void |
ReInit(java.io.InputStream dstream,
java.lang.String encoding,
int startline,
int startcolumn,
int buffersize)
Reinitialise. |
void |
ReInit(java.io.Reader dstream)
Reinitialise. |
void |
ReInit(java.io.Reader dstream,
int startline,
int startcolumn)
Reinitialise. |
void |
ReInit(java.io.Reader dstream,
int startline,
int startcolumn,
int buffersize)
Reinitialise. |
protected void |
setTabSize(int i)
|
protected void |
UpdateLineColumn(char c)
|
| Methods inherited from class java.lang.Object |
|---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Field Detail |
|---|
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 java.io.Reader inputStream
protected char[] nextCharBuf
protected char[] buffer
protected int maxNextCharInd
protected int nextCharInd
protected int inBuf
protected int tabSize
| Constructor Detail |
|---|
public JavaCharStream(java.io.Reader dstream,
int startline,
int startcolumn,
int buffersize)
public JavaCharStream(java.io.Reader dstream,
int startline,
int startcolumn)
public JavaCharStream(java.io.Reader dstream)
public JavaCharStream(java.io.InputStream dstream,
java.lang.String encoding,
int startline,
int startcolumn,
int buffersize)
throws java.io.UnsupportedEncodingException
java.io.UnsupportedEncodingException
public JavaCharStream(java.io.InputStream dstream,
int startline,
int startcolumn,
int buffersize)
public JavaCharStream(java.io.InputStream dstream,
java.lang.String encoding,
int startline,
int startcolumn)
throws java.io.UnsupportedEncodingException
java.io.UnsupportedEncodingException
public JavaCharStream(java.io.InputStream dstream,
int startline,
int startcolumn)
public JavaCharStream(java.io.InputStream dstream,
java.lang.String encoding)
throws java.io.UnsupportedEncodingException
java.io.UnsupportedEncodingExceptionpublic JavaCharStream(java.io.InputStream dstream)
| Method Detail |
|---|
protected void setTabSize(int i)
protected int getTabSize(int i)
protected void ExpandBuff(boolean wrapAround)
protected void FillBuff()
throws java.io.IOException
java.io.IOException
protected char ReadByte()
throws java.io.IOException
java.io.IOException
public char BeginToken()
throws java.io.IOException
CharStream
BeginToken in interface CharStreamjava.io.IOExceptionprotected void AdjustBuffSize()
protected void UpdateLineColumn(char c)
public char readChar()
throws java.io.IOException
readChar in interface CharStreamjava.io.IOException@Deprecated public int getColumn()
CharStream
getColumn in interface CharStreamCharStream.getEndColumn()@Deprecated public int getLine()
CharStream
getLine in interface CharStreamCharStream.getEndLine()public int getEndColumn()
getEndColumn in interface CharStreampublic int getEndLine()
getEndLine in interface CharStreampublic int getBeginColumn()
CharStream
getBeginColumn in interface CharStreampublic int getBeginLine()
CharStream
getBeginLine in interface CharStreampublic void backup(int amount)
backup in interface CharStream
public void ReInit(java.io.Reader dstream,
int startline,
int startcolumn,
int buffersize)
public void ReInit(java.io.Reader dstream,
int startline,
int startcolumn)
public void ReInit(java.io.Reader dstream)
public void ReInit(java.io.InputStream dstream,
java.lang.String encoding,
int startline,
int startcolumn,
int buffersize)
throws java.io.UnsupportedEncodingException
java.io.UnsupportedEncodingException
public void ReInit(java.io.InputStream dstream,
int startline,
int startcolumn,
int buffersize)
public void ReInit(java.io.InputStream dstream,
java.lang.String encoding,
int startline,
int startcolumn)
throws java.io.UnsupportedEncodingException
java.io.UnsupportedEncodingException
public void ReInit(java.io.InputStream dstream,
int startline,
int startcolumn)
public void ReInit(java.io.InputStream dstream,
java.lang.String encoding)
throws java.io.UnsupportedEncodingException
java.io.UnsupportedEncodingExceptionpublic void ReInit(java.io.InputStream dstream)
public java.lang.String GetImage()
CharStream
GetImage in interface CharStreampublic char[] GetSuffix(int len)
CharStream
GetSuffix in interface CharStreampublic void Done()
Done in interface CharStream
public void adjustBeginLineColumn(int newLine,
int newCol)
|
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