RandomAccessSource
public class WindowRandomAccessSource extends Object implements RandomAccessSource
Constructor | Description |
---|---|
WindowRandomAccessSource(RandomAccessSource source,
long offset) |
Constructs a new OffsetRandomAccessSource that extends to the end of the underlying source
|
WindowRandomAccessSource(RandomAccessSource source,
long offset,
long length) |
Constructs a new OffsetRandomAccessSource with an explicit length
|
Modifier and Type | Method | Description |
---|---|---|
void |
close() |
Closes this source.
|
int |
get(long position) |
Gets a byte at the specified position
|
int |
get(long position,
byte[] bytes,
int off,
int len) |
Gets an array at the specified position.
|
long |
length() |
Note that the length will be adjusted to read from the corrected location in the underlying source
|
public WindowRandomAccessSource(RandomAccessSource source, long offset)
source
- the sourceoffset
- the amount of the offset to usepublic WindowRandomAccessSource(RandomAccessSource source, long offset, long length)
source
- the sourceoffset
- the amount of the offset to uselength
- the number of bytes to be included in this RASpublic int get(long position) throws IOException
get
in interface RandomAccessSource
IOException
public int get(long position, byte[] bytes, int off, int len) throws IOException
get
in interface RandomAccessSource
position
- the position in the RandomAccessSource to read frombytes
- output bufferoff
- offset into the output buffer where results will be placedlen
- the number of bytes to readIOException
public long length()
length
in interface RandomAccessSource
public void close() throws IOException
close
in interface RandomAccessSource
IOException
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