Package org.codehaus.groovy.antlr
Class UnicodeEscapingReader
- java.lang.Object
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- java.io.Reader
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- org.codehaus.groovy.antlr.UnicodeEscapingReader
 
 
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- All Implemented Interfaces:
- java.io.Closeable,- java.lang.AutoCloseable,- java.lang.Readable
 
 public class UnicodeEscapingReader extends java.io.ReaderTranslates GLS-defined unicode escapes into characters. Throws an exception in the event of an invalid unicode escape being detected.No attempt has been made to optimize this class for speed or space. 
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Constructor SummaryConstructors Constructor Description UnicodeEscapingReader(java.io.Reader reader, SourceBuffer sourceBuffer)Constructor.
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Method SummaryAll Methods Instance Methods Concrete Methods Modifier and Type Method Description voidclose()Closes this reader by calling close on the underlying reader.intgetUnescapedUnicodeColumnCount()intgetUnescapedUnicodeOffsetCount()intread()Gets the next character from the underlying reader, translating escapes as required.intread(char[] cbuf, int off, int len)Reads characters from the underlying reader.voidsetLexer(CharScanner lexer)Sets the lexer that is using this reader.
 
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Constructor Detail- 
UnicodeEscapingReaderpublic UnicodeEscapingReader(java.io.Reader reader, SourceBuffer sourceBuffer)Constructor.- Parameters:
- reader- The reader that this reader will filter over.
 
 
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Method Detail- 
setLexerpublic void setLexer(CharScanner lexer) Sets the lexer that is using this reader. Must be called before the lexer is used.
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readpublic int read(char[] cbuf, int off, int len) throws java.io.IOExceptionReads characters from the underlying reader.- Specified by:
- readin class- java.io.Reader
- Throws:
- java.io.IOException
- See Also:
- Reader.read(char[],int,int)
 
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readpublic int read() throws java.io.IOExceptionGets the next character from the underlying reader, translating escapes as required.- Overrides:
- readin class- java.io.Reader
- Throws:
- java.io.IOException
- See Also:
- Reader.close()
 
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getUnescapedUnicodeColumnCountpublic int getUnescapedUnicodeColumnCount() 
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getUnescapedUnicodeOffsetCountpublic int getUnescapedUnicodeOffsetCount() 
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closepublic void close() throws java.io.IOExceptionCloses this reader by calling close on the underlying reader.- Specified by:
- closein interface- java.lang.AutoCloseable
- Specified by:
- closein interface- java.io.Closeable
- Specified by:
- closein class- java.io.Reader
- Throws:
- java.io.IOException
- See Also:
- Reader.close()
 
 
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