
public class ChunkedFile extends Object implements ChunkedInput
ChunkedInput that fetches data from a file chunk by chunk.| Constructor and Description |
|---|
ChunkedFile(File file)
Creates a new instance that fetches data from the specified file.
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ChunkedFile(File file,
int chunkSize)
Creates a new instance that fetches data from the specified file.
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ChunkedFile(RandomAccessFile file)
Creates a new instance that fetches data from the specified file.
|
ChunkedFile(RandomAccessFile file,
int chunkSize)
Creates a new instance that fetches data from the specified file.
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ChunkedFile(RandomAccessFile file,
long offset,
long length,
int chunkSize)
Creates a new instance that fetches data from the specified file.
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| Modifier and Type | Method and Description |
|---|---|
void |
close()
Releases the resources associated with the stream.
|
long |
getCurrentOffset()
Returns the offset in the file where the transfer is happening currently.
|
long |
getEndOffset()
Returns the offset in the file where the transfer will end.
|
long |
getStartOffset()
Returns the offset in the file where the transfer began.
|
boolean |
hasNextChunk()
Returns
true if and only if there is any data left in the
stream. |
Object |
nextChunk()
Fetches a chunked data from the stream.
|
public ChunkedFile(File file) throws IOException
IOExceptionpublic ChunkedFile(File file, int chunkSize) throws IOException
chunkSize - the number of bytes to fetch on each
nextChunk() callIOExceptionpublic ChunkedFile(RandomAccessFile file) throws IOException
IOExceptionpublic ChunkedFile(RandomAccessFile file, int chunkSize) throws IOException
chunkSize - the number of bytes to fetch on each
nextChunk() callIOExceptionpublic ChunkedFile(RandomAccessFile file, long offset, long length, int chunkSize) throws IOException
offset - the offset of the file where the transfer beginslength - the number of bytes to transferchunkSize - the number of bytes to fetch on each
nextChunk() callIOExceptionpublic long getStartOffset()
public long getEndOffset()
public long getCurrentOffset()
public boolean hasNextChunk()
throws Exception
ChunkedInputtrue if and only if there is any data left in the
stream.hasNextChunk in interface ChunkedInputExceptionpublic void close()
throws Exception
ChunkedInputclose in interface ChunkedInputExceptionpublic Object nextChunk() throws Exception
ChunkedInputChannelBuffer, but you could extend an existing implementation
to convert the ChannelBuffer into a different type that your
handler or encoder understands.nextChunk in interface ChunkedInputChannelBuffer.
null if there is no data left in the stream.ExceptionCopyright © 2008-2013 JBoss, by Red Hat. All Rights Reserved.