Package com.github.javaparser
Class JavaCharStream
- java.lang.Object
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- com.github.javaparser.JavaCharStream
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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).
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Field Summary
Fields Modifier and Type Field Description protected int[]
bufcolumn
protected char[]
buffer
protected int[]
bufline
int
bufpos
Position in buffer.protected int
column
protected int
inBuf
protected Provider
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
protected boolean
trackLineColumn
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Constructor Summary
Constructors Constructor Description JavaCharStream(Provider dstream)
Constructor.JavaCharStream(Provider dstream, int startline, int startcolumn)
Constructor.JavaCharStream(Provider dstream, int startline, int startcolumn, int buffersize)
Constructor.
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Method Summary
All Methods Instance Methods Concrete Methods Deprecated Methods Modifier and Type Method 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()
void
Done()
Set buffers back to null when finished.protected void
ExpandBuff(boolean wrapAround)
protected void
FillBuff()
int
getBeginColumn()
int
getBeginLine()
int
getColumn()
Deprecated.int
getEndColumn()
Get end column.int
getEndLine()
Get end line.String
GetImage()
int
getLine()
Deprecated.char[]
GetSuffix(int len)
int
getTabSize(int i)
protected char
ReadByte()
char
readChar()
Read a character.void
ReInit(Provider dstream)
Reinitialise.void
ReInit(Provider dstream, int startline, int startcolumn)
Reinitialise.void
ReInit(Provider dstream, int startline, int startcolumn, int buffersize)
Reinitialise.void
setTabSize(int i)
protected void
UpdateLineColumn(char c)
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Field Detail
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staticFlag
public static final boolean staticFlag
Whether parser is static.- See Also:
- Constant Field Values
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bufpos
public int bufpos
Position in buffer.
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bufline
protected int[] bufline
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bufcolumn
protected int[] bufcolumn
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column
protected int column
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line
protected int line
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prevCharIsCR
protected boolean prevCharIsCR
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prevCharIsLF
protected boolean prevCharIsLF
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inputStream
protected Provider inputStream
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nextCharBuf
protected char[] nextCharBuf
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buffer
protected char[] buffer
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maxNextCharInd
protected int maxNextCharInd
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nextCharInd
protected int nextCharInd
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inBuf
protected int inBuf
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tabSize
protected int tabSize
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trackLineColumn
protected boolean trackLineColumn
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Constructor Detail
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JavaCharStream
public JavaCharStream(Provider dstream, int startline, int startcolumn, int buffersize)
Constructor.
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JavaCharStream
public JavaCharStream(Provider dstream, int startline, int startcolumn)
Constructor.
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JavaCharStream
public JavaCharStream(Provider dstream)
Constructor.
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Method Detail
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setTabSize
public void setTabSize(int i)
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getTabSize
public int getTabSize(int i)
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ExpandBuff
protected void ExpandBuff(boolean wrapAround)
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FillBuff
protected void FillBuff() throws IOException
- Throws:
IOException
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ReadByte
protected char ReadByte() throws IOException
- Throws:
IOException
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BeginToken
public char BeginToken() throws IOException
- Returns:
- starting character for token.
- Throws:
IOException
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AdjustBuffSize
protected void AdjustBuffSize()
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UpdateLineColumn
protected void UpdateLineColumn(char c)
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readChar
public char readChar() throws IOException
Read a character.- Throws:
IOException
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getColumn
@Deprecated public int getColumn()
Deprecated.
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getLine
@Deprecated public int getLine()
Deprecated.
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getEndColumn
public int getEndColumn()
Get end column.
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getEndLine
public int getEndLine()
Get end line.
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getBeginColumn
public int getBeginColumn()
- Returns:
- column of token start
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getBeginLine
public int getBeginLine()
- Returns:
- line number of token start
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backup
public void backup(int amount)
Retreat.
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ReInit
public void ReInit(Provider dstream, int startline, int startcolumn, int buffersize)
Reinitialise.
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ReInit
public void ReInit(Provider dstream, int startline, int startcolumn)
Reinitialise.
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ReInit
public void ReInit(Provider dstream)
Reinitialise.
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GetImage
public String GetImage()
- Returns:
- token image as String
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GetSuffix
public char[] GetSuffix(int len)
- Returns:
- suffix
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Done
public void Done()
Set buffers back to null when finished.
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adjustBeginLineColumn
public void adjustBeginLineColumn(int newLine, int newCol)
Method to adjust line and column numbers for the start of a token.
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