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java.lang.Objectjava.io.InputStream
java.io.FilterInputStream
java.util.zip.InflaterInputStream
java.util.zip.GZIPInputStream
public class GZIPInputStream
This class implements a stream filter for reading compressed data in the GZIP format.
InflaterInputStream
Field Summary | |
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static int |
GZIP_MAGIC
GZIP header magic number. |
Constructor Summary | |
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GZIPInputStream(InputStream in)
Creates a new input stream with a default buffer size. |
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GZIPInputStream(InputStream in,
int size)
Creates a new input stream with the specified buffer size. |
Method Summary | |
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void |
close()
Closes the input stream. |
int |
read(byte[] buf,
int off,
int len)
Reads uncompressed data into an array of bytes. |
Methods inherited from class java.util.zip.InflaterInputStream |
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available, read, skip |
Methods inherited from class java.io.FilterInputStream |
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mark, markSupported, read, reset |
Methods inherited from class java.lang.Object |
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equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
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public static final int GZIP_MAGIC
Constructor Detail |
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public GZIPInputStream(InputStream in, int size) throws IOException
in
- the input streamsize
- the input buffer size
IOException
- if an I/O error has occurred
IllegalArgumentException
- if size is <= 0public GZIPInputStream(InputStream in) throws IOException
in
- the input stream
IOException
- if an I/O error has occurredMethod Detail |
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public int read(byte[] buf, int off, int len) throws IOException
read
in class InflaterInputStream
buf
- the buffer into which the data is readoff
- the start offset of the datalen
- the maximum number of bytes read
IOException
- if an I/O error has occurred or the compressed
input data is corruptFilterInputStream.in
public void close() throws IOException
close
in class InflaterInputStream
IOException
- if an I/O error has occurredFilterInputStream.in
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