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<TITLE>Compressing a File in the GZIP Format
(Java Developers Almanac Example)
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<META CONTENT="Patrick Chan" NAME="AUTHOR">
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<B><A HREF="../java.util.zip/pkg.html">java.util.zip</A></B><font color="#666666" SIZE="-2">
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<B><A HREF="../java.util.zip/pkg.html#GZIP">GZIP</A></B><font color="#666666" SIZE="-2">
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<h3>
e451.
Compressing a File in the GZIP Format</h3>
<pre>
try {
// Create the GZIP output stream
String outFilename = <font color="#0066ff"><i>"outfile.gzip"</i></font>;
GZIPOutputStream out = new GZIPOutputStream(new FileOutputStream(outFilename));
// Open the input file
String inFilename = <font color="#0066ff"><i>"infilename"</i></font>;
FileInputStream in = new FileInputStream(inFilename);
// Transfer bytes from the input file to the GZIP output stream
byte[] buf = new byte[<font color="#0066ff"><i>1024</i></font>];
int len;
while ((len = in.read(buf)) > 0) {
out.write(buf, 0, len);
}
in.close();
// Complete the GZIP file
out.finish();
out.close();
} catch (IOException e) {
}
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Related Examples
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e452. <a class="eglink" href="UncompressFile.html?l=rel">
Uncompressing a File in the GZIP Format
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See also:
<a class="eglink" href="/egs/java.util.zip/pkg.html?l=rel#Checksums">
Checksums
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<a class="eglink" href="/egs/java.util.zip/pkg.html?l=rel#ZIP">
ZIP
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