javax.imageio.stream

Class FileCacheImageOutputStream

java.lang.Object

javax.imageio.stream.ImageInputStreamImpl

javax.imageio.stream.ImageOutputStreamImpl

javax.imageio.stream.FileCacheImageOutputStream

All Implemented Interfaces:

DataInput, DataOutput, ImageInputStream, ImageOutputStream

public class FileCacheImageOutputStream
extends ImageOutputStreamImpl

Field Summary

Fields inherited from class javax.imageio.stream.ImageInputStreamImpl

bitOffset, byteOrder, flushedPos, streamPos

Constructor Summary

Constructors

Constructor and Description
FileCacheImageOutputStream(OutputStream s, File cacheDir)

Method Summary

Methods

Modifier and Type	Method and Description
void	close()
void	flushBefore(long pos)
boolean	isCached()
boolean	isCachedFile()
boolean	isCachedMemory()
long	length()
int	read()
int	read(byte[] data, int offset, int len)
void	seek(long pos)
void	write(byte[] data, int offset, int len) Writes a region of data from an array into the stream.
void	write(int value) Writes an int into the stream.

Methods inherited from class javax.imageio.stream.ImageOutputStreamImpl

flushBits, write, writeBit, writeBits, writeBoolean, writeByte, writeBytes, writeChar, writeChars, writeChars, writeDouble, writeDoubles, writeFloat, writeFloats, writeInt, writeInts, writeLong, writeLongs, writeShort, writeShorts, writeUTF

Methods inherited from class javax.imageio.stream.ImageInputStreamImpl

checkClosed, finalize, flush, getBitOffset, getByteOrder, getFlushedPosition, getStreamPosition, mark, read, readBit, readBits, readBoolean, readByte, readBytes, readChar, readDouble, readFloat, readFully, readFully, readFully, readFully, readFully, readFully, readFully, readFully, readInt, readLine, readLong, readShort, readUnsignedByte, readUnsignedInt, readUnsignedShort, readUTF, reset, setBitOffset, setByteOrder, skipBytes, skipBytes

Methods inherited from class java.lang.Object

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

Methods inherited from interface javax.imageio.stream.ImageInputStream

flush, getBitOffset, getByteOrder, getFlushedPosition, getStreamPosition, mark, read, readBit, readBits, readBoolean, readByte, readBytes, readChar, readDouble, readFloat, readFully, readFully, readFully, readFully, readFully, readFully, readFully, readFully, readInt, readLine, readLong, readShort, readUnsignedByte, readUnsignedInt, readUnsignedShort, readUTF, reset, setBitOffset, setByteOrder, skipBytes, skipBytes

Constructor Detail

FileCacheImageOutputStream

public FileCacheImageOutputStream(OutputStream s,
                          File cacheDir)
                           throws IOException

Throws:

IOException

Method Detail

close

public void close()
           throws IOException

Specified by:

close in interface ImageInputStream

Overrides:

close in class ImageInputStreamImpl

Throws:

IOException

isCached

public boolean isCached()

Specified by:

isCached in interface ImageInputStream

Overrides:

isCached in class ImageInputStreamImpl

isCachedFile

public boolean isCachedFile()

Specified by:

isCachedFile in interface ImageInputStream

Overrides:

isCachedFile in class ImageInputStreamImpl

isCachedMemory

public boolean isCachedMemory()

Specified by:

isCachedMemory in interface ImageInputStream

Overrides:

isCachedMemory in class ImageInputStreamImpl

read

public int read()
         throws IOException

Specified by:

read in interface ImageInputStream

Specified by:

read in class ImageInputStreamImpl

Throws:

IOException

read

public int read(byte[] data,
       int offset,
       int len)
         throws IOException

Specified by:

read in interface ImageInputStream

Specified by:

read in class ImageInputStreamImpl

Throws:

IOException

write

public void write(byte[] data,
         int offset,
         int len)
           throws IOException

Description copied from interface: ImageOutputStream

Writes a region of data from an array into the stream.

Specified by:

write in interface DataOutput

Specified by:

write in interface ImageOutputStream

Specified by:

write in class ImageOutputStreamImpl

Parameters:

data - the data to be written

offset - the offset in the array

len - the length in the array

Throws:

IOException - if an errror occurs

write

public void write(int value)
           throws IOException

Description copied from interface: ImageOutputStream

Writes an int into the stream.

Specified by:

write in interface DataOutput

Specified by:

write in interface ImageOutputStream

Specified by:

write in class ImageOutputStreamImpl

Parameters:

value - the data to be written

Throws:

IOException - if an errror occurs

length

public long length()

Specified by:

length in interface ImageInputStream

Overrides:

length in class ImageInputStreamImpl

seek

public void seek(long pos)
          throws IOException

Specified by:

seek in interface ImageInputStream

Overrides:

seek in class ImageInputStreamImpl

Throws:

IOException

flushBefore

public void flushBefore(long pos)
                 throws IOException

Specified by:

flushBefore in interface ImageInputStream

Specified by:

flushBefore in interface ImageOutputStream

Overrides:

flushBefore in class ImageInputStreamImpl

Throws:

IOException - if an errror occurs