ucar.unidata.io
Class InMemoryRandomAccessFile

java.lang.Object
  ucar.unidata.io.RandomAccessFile
      ucar.unidata.io.InMemoryRandomAccessFile

All Implemented Interfaces:

java.io.DataInput, java.io.DataOutput

public class InMemoryRandomAccessFile
extends RandomAccessFile

Author:

john

Field Summary

Fields inherited from class ucar.unidata.io.RandomAccessFile

BIG_ENDIAN, bigEndian, buffer, bufferStart, cached, dataEnd, dataSize, debugAccess, debugLeaks, defaultBufferSize, endOfFile, file, filePosition, LITTLE_ENDIAN, location, openFiles, readonly

Constructor Summary

InMemoryRandomAccessFile(java.lang.String location, byte[] data)
Constructor for in-memory "files"

Method Summary

long	length() Get the length of the file.
protected int	read_(long pos, byte[] b, int offset, int len) read directly, without going through the buffer

Methods inherited from class ucar.unidata.io.RandomAccessFile

close, flush, getFD, getFilePointer, getLocation, getRandomAccessFile, isAtEndOfFile, isCached, order, read, read, read, readBoolean, readByte, readBytes, readChar, readDouble, readDouble, readFloat, readFloat, readFully, readFully, readInt, readInt, readIntUnbuffered, readLine, readLong, readLong, readShort, readShort, readString, readUnsignedByte, readUnsignedShort, readUTF, seek, setCached, setDebugAccess, setDebugLeaks, setExtendMode, setMinLength, skipBytes, synch, toString, unread, write, write, write, writeBoolean, writeBoolean, writeByte, writeBytes, writeBytes, writeBytes, writeChar, writeChar, writeChars, writeDouble, writeDouble, writeFloat, writeFloat, writeInt, writeInt, writeLong, writeLong, writeShort, writeShort, writeUTF

Methods inherited from class java.lang.Object

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

Constructor Detail

InMemoryRandomAccessFile

public InMemoryRandomAccessFile(java.lang.String location,
                                byte[] data)

Constructor for in-memory "files"

Parameters:

location - used as a name

data - the complete file

Method Detail

length

public long length()

Description copied from class: RandomAccessFile

Get the length of the file. The data in the buffer (which may not have been written the disk yet) is taken into account.

Overrides:

length in class RandomAccessFile

Returns:

the length of the file in bytes.

read_

protected int read_(long pos,
                    byte[] b,
                    int offset,
                    int len)
             throws java.io.IOException

Description copied from class: RandomAccessFile

read directly, without going through the buffer

Overrides:

read_ in class RandomAccessFile

Parameters:

pos - _more_

b - _more_

offset - _more_

len - _more_

Returns:

_more_

Throws:

java.io.IOException - _more_