Class SimpleCharStream
- java.lang.Object
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- org.eclipse.mat.parser.internal.oql.parser.SimpleCharStream
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public class SimpleCharStream extends Object
An implementation of interface CharStream, where the stream is assumed to contain only ASCII characters (without unicode processing).
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Field Summary
Fields Modifier and Type Field Description intbufposPosition in buffer.static booleanstaticFlagWhether parser is static.
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Constructor Summary
Constructors Constructor Description SimpleCharStream(InputStream dstream)Constructor.SimpleCharStream(InputStream dstream, int startline, int startcolumn)Constructor.SimpleCharStream(InputStream dstream, int startline, int startcolumn, int buffersize)Constructor.SimpleCharStream(InputStream dstream, String encoding)Constructor.SimpleCharStream(InputStream dstream, String encoding, int startline, int startcolumn)Constructor.SimpleCharStream(InputStream dstream, String encoding, int startline, int startcolumn, int buffersize)Constructor.SimpleCharStream(Reader dstream)Constructor.SimpleCharStream(Reader dstream, int startline, int startcolumn)Constructor.SimpleCharStream(Reader 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 voidadjustBeginLineColumn(int newLine, int newCol)Method to adjust line and column numbers for the start of a token.voidbackup(int amount)Backup a number of characters.charBeginToken()Start.voidDone()Reset buffer when finished.intgetBeginColumn()Get token beginning column number.intgetBeginLine()Get token beginning line number.intgetColumn()Deprecated.intgetEndColumn()Get token end column number.intgetEndLine()Get token end line number.StringGetImage()Get token literal value.intgetLine()Deprecated.char[]GetSuffix(int len)Get the suffix.charreadChar()Read a character.voidReInit(InputStream dstream)Reinitialise.voidReInit(InputStream dstream, int startline, int startcolumn)Reinitialise.voidReInit(InputStream dstream, int startline, int startcolumn, int buffersize)Reinitialise.voidReInit(InputStream dstream, String encoding)Reinitialise.voidReInit(InputStream dstream, String encoding, int startline, int startcolumn)Reinitialise.voidReInit(InputStream dstream, String encoding, int startline, int startcolumn, int buffersize)Reinitialise.voidReInit(Reader dstream)Reinitialise.voidReInit(Reader dstream, int startline, int startcolumn)Reinitialise.voidReInit(Reader dstream, int startline, int startcolumn, int buffersize)Reinitialise.
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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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Constructor Detail
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SimpleCharStream
public SimpleCharStream(Reader dstream, int startline, int startcolumn, int buffersize)
Constructor.
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SimpleCharStream
public SimpleCharStream(Reader dstream, int startline, int startcolumn)
Constructor.
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SimpleCharStream
public SimpleCharStream(Reader dstream)
Constructor.
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SimpleCharStream
public SimpleCharStream(InputStream dstream, String encoding, int startline, int startcolumn, int buffersize) throws UnsupportedEncodingException
Constructor.- Throws:
UnsupportedEncodingException
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SimpleCharStream
public SimpleCharStream(InputStream dstream, int startline, int startcolumn, int buffersize)
Constructor.
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SimpleCharStream
public SimpleCharStream(InputStream dstream, String encoding, int startline, int startcolumn) throws UnsupportedEncodingException
Constructor.- Throws:
UnsupportedEncodingException
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SimpleCharStream
public SimpleCharStream(InputStream dstream, int startline, int startcolumn)
Constructor.
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SimpleCharStream
public SimpleCharStream(InputStream dstream, String encoding) throws UnsupportedEncodingException
Constructor.- Throws:
UnsupportedEncodingException
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SimpleCharStream
public SimpleCharStream(InputStream dstream)
Constructor.
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Method Detail
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BeginToken
public char BeginToken() throws IOExceptionStart.- Throws:
IOException
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readChar
public char readChar() throws IOExceptionRead 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 token end column number.
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getEndLine
public int getEndLine()
Get token end line number.
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getBeginColumn
public int getBeginColumn()
Get token beginning column number.
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getBeginLine
public int getBeginLine()
Get token beginning line number.
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backup
public void backup(int amount)
Backup a number of characters.
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ReInit
public void ReInit(Reader dstream, int startline, int startcolumn, int buffersize)
Reinitialise.
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ReInit
public void ReInit(Reader dstream, int startline, int startcolumn)
Reinitialise.
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ReInit
public void ReInit(Reader dstream)
Reinitialise.
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ReInit
public void ReInit(InputStream dstream, String encoding, int startline, int startcolumn, int buffersize) throws UnsupportedEncodingException
Reinitialise.- Throws:
UnsupportedEncodingException
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ReInit
public void ReInit(InputStream dstream, int startline, int startcolumn, int buffersize)
Reinitialise.
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ReInit
public void ReInit(InputStream dstream, String encoding) throws UnsupportedEncodingException
Reinitialise.- Throws:
UnsupportedEncodingException
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ReInit
public void ReInit(InputStream dstream)
Reinitialise.
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ReInit
public void ReInit(InputStream dstream, String encoding, int startline, int startcolumn) throws UnsupportedEncodingException
Reinitialise.- Throws:
UnsupportedEncodingException
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ReInit
public void ReInit(InputStream dstream, int startline, int startcolumn)
Reinitialise.
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GetImage
public String GetImage()
Get token literal value.
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GetSuffix
public char[] GetSuffix(int len)
Get the suffix.
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Done
public void Done()
Reset buffer 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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