Class BitInputStream

java.lang.Object

java.io.InputStream

java.io.FilterInputStream

org.apache.commons.imaging.formats.tiff.datareaders.BitInputStream

All Implemented Interfaces:

Closeable, AutoCloseable

final class BitInputStream
extends FilterInputStream

Input stream reading 1-8, 16, 24 or 32 bits, starting from the most significant bit, but incapable of reading non-aligned and invalid input: '<' 8 bit fields across byte boundaries.

Field Summary

Fields

Modifier and Type	Field	Description
private final ByteOrder	byteOrder
private long	bytesRead
private int	cache
private int	cacheBitsRemaining

Fields inherited from class FilterInputStream

in

Constructor Summary

Constructors

Constructor	Description
BitInputStream(InputStream is, ByteOrder byteOrder)

Method Summary

Modifier and Type	Method	Description
void	flushCache()
long	getBytesRead()
int	read()
int	readBits(int count)

Methods inherited from class FilterInputStream

available, close, mark, markSupported, read, read, reset, skip

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

byteOrder

private final ByteOrder byteOrder

cache

private int cache

cacheBitsRemaining

private int cacheBitsRemaining

bytesRead

private long bytesRead

Constructor Details

BitInputStream

BitInputStream(InputStream is,
 ByteOrder byteOrder)

Method Details

flushCache

public void flushCache()

getBytesRead

public long getBytesRead()

read

public int read()
         throws IOException

Overrides:

read in class FilterInputStream

Throws:

IOException

readBits

public int readBits(int count)
             throws IOException

Throws:

IOException