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Préférences
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JavaTM 2 Platform Std. Ed. v1.4.2
java.util.zip
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Field Summary | |
protected byte[] |
buf
Output buffer for writing compressed data. |
protected Deflater |
def
Compressor for this stream. |
Fields inherited from class java.io.FilterOutputStream |
out |
Constructor Summary | |
DeflaterOutputStream(OutputStream out)
Creates a new output stream with a defaul compressor and buffer size. |
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DeflaterOutputStream(OutputStream out,
Deflater def)
Creates a new output stream with the specified compressor and a default buffer size. |
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DeflaterOutputStream(OutputStream out,
Deflater def,
int size)
Creates a new output stream with the specified compressor and buffer size. |
Method Summary | |
void |
close()
Writes remaining compressed data to the output stream and closes the underlying stream. |
protected void |
deflate()
Writes next block of compressed data to the output stream. |
void |
finish()
Finishes writing compressed data to the output stream without closing the underlying stream. |
void |
write(byte[] b,
int off,
int len)
Writes an array of bytes to the compressed output stream. |
void |
write(int b)
Writes a byte to the compressed output stream. |
Methods inherited from class java.io.FilterOutputStream |
flush, write |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
protected Deflater def
protected byte[] buf
Constructor Detail |
public DeflaterOutputStream(OutputStream out, Deflater def, int size)
out
- the output streamdef
- the compressor ("deflater")size
- the output buffer size
IllegalArgumentException
- if size is <= 0public DeflaterOutputStream(OutputStream out, Deflater def)
out
- the output streamdef
- the compressor ("deflater")public DeflaterOutputStream(OutputStream out)
out
- the output streamMethod Detail |
public void write(int b) throws IOException
write
in class FilterOutputStream
b
- the byte to be written
IOException
- if an I/O error has occurredpublic void write(byte[] b, int off, int len) throws IOException
write
in class FilterOutputStream
b
- the data to be writtenoff
- the start offset of the datalen
- the length of the data
IOException
- if an I/O error has occurredFilterOutputStream.write(int)
public void finish() throws IOException
IOException
- if an I/O error has occurredpublic void close() throws IOException
close
in class FilterOutputStream
IOException
- if an I/O error has occurredFilterOutputStream.flush()
,
FilterOutputStream.out
protected void deflate() throws IOException
IOException
- if an I/O error has occurred