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 java.lang.ObjectAn 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(java.io.InputStream dstream)Constructor.SimpleCharStream(java.io.InputStream dstream, int startline, int startcolumn)Constructor.SimpleCharStream(java.io.InputStream dstream, int startline, int startcolumn, int buffersize)Constructor.SimpleCharStream(java.io.InputStream dstream, java.lang.String encoding)Constructor.SimpleCharStream(java.io.InputStream dstream, java.lang.String encoding, int startline, int startcolumn)Constructor.SimpleCharStream(java.io.InputStream dstream, java.lang.String encoding, int startline, int startcolumn, int buffersize)Constructor.SimpleCharStream(java.io.Reader dstream)Constructor.SimpleCharStream(java.io.Reader dstream, int startline, int startcolumn)Constructor.SimpleCharStream(java.io.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.java.lang.StringGetImage()Get token literal value.intgetLine()Deprecated.char[]GetSuffix(int len)Get the suffix.charreadChar()Read a character.voidReInit(java.io.InputStream dstream)Reinitialise.voidReInit(java.io.InputStream dstream, int startline, int startcolumn)Reinitialise.voidReInit(java.io.InputStream dstream, int startline, int startcolumn, int buffersize)Reinitialise.voidReInit(java.io.InputStream dstream, java.lang.String encoding)Reinitialise.voidReInit(java.io.InputStream dstream, java.lang.String encoding, int startline, int startcolumn)Reinitialise.voidReInit(java.io.InputStream dstream, java.lang.String encoding, int startline, int startcolumn, int buffersize)Reinitialise.voidReInit(java.io.Reader dstream)Reinitialise.voidReInit(java.io.Reader dstream, int startline, int startcolumn)Reinitialise.voidReInit(java.io.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(java.io.Reader dstream, int startline, int startcolumn, int buffersize)Constructor.
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SimpleCharStream
public SimpleCharStream(java.io.Reader dstream, int startline, int startcolumn)Constructor.
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SimpleCharStream
public SimpleCharStream(java.io.Reader dstream)
Constructor.
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SimpleCharStream
public SimpleCharStream(java.io.InputStream dstream, java.lang.String encoding, int startline, int startcolumn, int buffersize) throws java.io.UnsupportedEncodingExceptionConstructor.- Throws:
java.io.UnsupportedEncodingException
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SimpleCharStream
public SimpleCharStream(java.io.InputStream dstream, int startline, int startcolumn, int buffersize)Constructor.
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SimpleCharStream
public SimpleCharStream(java.io.InputStream dstream, java.lang.String encoding, int startline, int startcolumn) throws java.io.UnsupportedEncodingExceptionConstructor.- Throws:
java.io.UnsupportedEncodingException
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SimpleCharStream
public SimpleCharStream(java.io.InputStream dstream, int startline, int startcolumn)Constructor.
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SimpleCharStream
public SimpleCharStream(java.io.InputStream dstream, java.lang.String encoding) throws java.io.UnsupportedEncodingExceptionConstructor.- Throws:
java.io.UnsupportedEncodingException
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SimpleCharStream
public SimpleCharStream(java.io.InputStream dstream)
Constructor.
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Method Detail
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BeginToken
public char BeginToken() throws java.io.IOExceptionStart.- Throws:
java.io.IOException
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readChar
public char readChar() throws java.io.IOExceptionRead a character.- Throws:
java.io.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(java.io.Reader dstream, int startline, int startcolumn, int buffersize)Reinitialise.
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ReInit
public void ReInit(java.io.Reader dstream, int startline, int startcolumn)Reinitialise.
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ReInit
public void ReInit(java.io.Reader dstream)
Reinitialise.
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ReInit
public void ReInit(java.io.InputStream dstream, java.lang.String encoding, int startline, int startcolumn, int buffersize) throws java.io.UnsupportedEncodingExceptionReinitialise.- Throws:
java.io.UnsupportedEncodingException
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ReInit
public void ReInit(java.io.InputStream dstream, int startline, int startcolumn, int buffersize)Reinitialise.
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ReInit
public void ReInit(java.io.InputStream dstream, java.lang.String encoding) throws java.io.UnsupportedEncodingExceptionReinitialise.- Throws:
java.io.UnsupportedEncodingException
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ReInit
public void ReInit(java.io.InputStream dstream)
Reinitialise.
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ReInit
public void ReInit(java.io.InputStream dstream, java.lang.String encoding, int startline, int startcolumn) throws java.io.UnsupportedEncodingExceptionReinitialise.- Throws:
java.io.UnsupportedEncodingException
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ReInit
public void ReInit(java.io.InputStream dstream, int startline, int startcolumn)Reinitialise.
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GetImage
public java.lang.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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