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<TITLE>Copying One File to Another
(Java Developers Almanac Example)
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<h3>
e172.
Copying One File to Another</h3>
<pre>
try {
// Create channel on the source
FileChannel srcChannel = new FileInputStream(<font color="#0066ff"><i>"srcFilename"</i></font>).getChannel();
// Create channel on the destination
FileChannel dstChannel = new FileOutputStream(<font color="#0066ff"><i>"dstFilename"</i></font>).getChannel();
// Copy file contents from source to destination
dstChannel.transferFrom(srcChannel, 0, srcChannel.size());
// Close the channels
srcChannel.close();
dstChannel.close();
} catch (IOException e) {
}
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Related Examples
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e166. <a class="eglink" href="CreateMemMap.html?l=rel">
Creating a Memory-Mapped File
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e167. <a class="eglink" href="Force.html?l=rel">
Persisting Changes to a Memory-Mapped ByteBuffer
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e168. <a class="eglink" href="IsDirect.html?l=rel">
Determining If a ByteBuffer Is Direct
</a>
<br>
e169. <a class="eglink" href="ReadChannel.html?l=rel">
Reading from a Channel with a ByteBuffer
</a>
<br>
e170. <a class="eglink" href="WriteChannel.html?l=rel">
Writing to a Channel with a ByteBuffer
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e171. <a class="eglink" href="WriteBuffer.html?l=rel">
Writing and Appending a ByteBuffer to a File
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See also:
<a class="eglink" href="/egs/java.nio/pkg.html?l=rel#Byte%20Buffers">
Byte Buffers
</a>
<a class="eglink" href="/egs/java.nio/pkg.html?l=rel#File%20Locking">
File Locking
</a>
<a class="eglink" href="/egs/java.nio/pkg.html?l=rel#Sockets">
Sockets
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<a class="eglink" href="/egs/java.nio/pkg.html?l=rel#Streams">
Streams
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