public class Utf8Writer extends Writer
Constructor and Description |
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Utf8Writer()
Construct a Utf8Writer that buffers the output.
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Utf8Writer(OutputStream stream)
Construct a Utf8Writer that puts the output into an OutputStream.
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Modifier and Type | Method and Description |
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void |
close()
Close the stream, flushing it first.
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void |
flush()
Flush the stream.
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byte[] |
toByteArray()
If the underlying stream is a ByteArrayOutputStream (such as with the no-parameter constructor), this will return the binary UTF8-encoded data that resulted from the character data written to this Writer.
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void |
write(char[] ach)
Write an array of characters.
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void |
write(char[] ach, int of, int cch)
Write a portion of an array of characters.
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void |
write(int ch)
Write a single character.
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void |
write(String s)
Write a string.
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void |
write(String s, int of, int cch)
Write a portion of a string.
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public Utf8Writer()
public Utf8Writer(OutputStream stream)
stream
- the underlying stream to write topublic void write(int ch) throws IOException
Subclasses that intend to support efficient single-character output should override this method.
write
in class Writer
ch
- int specifying a character to be written.IOException
public void write(char[] ach) throws IOException
write
in class Writer
ach
- array of characters to writeIOException
public void write(char[] ach, int of, int cch) throws IOException
write
in class Writer
ach
- array of characters to write fromof
- offset from which to start writing characterscch
- number of characters to writeIOException
public void write(String s) throws IOException
write
in class Writer
s
- the String to writeIOException
public void write(String s, int of, int cch) throws IOException
write
in class Writer
s
- the String to write fromof
- offset from which to start writing characterscch
- number of characters to writeIOException
public void flush() throws IOException
flush
in interface Flushable
flush
in class Writer
IOException
- If an I/O error occurspublic void close() throws IOException
close
in interface Closeable
close
in interface AutoCloseable
close
in class Writer
IOException
- If an I/O error occurspublic byte[] toByteArray()
ClassCastException
- if the underlying stream is not ByteArrayOutputStream