Class VirtualRandomAccessFile

java.lang.Object
org.apache.derby.impl.io.vfmem.VirtualRandomAccessFile
All Implemented Interfaces:
DataInput, DataOutput, StorageRandomAccessFile

public class VirtualRandomAccessFile extends Object implements StorageRandomAccessFile
A random access file capable of reading and writing from/into a virtual file whose data is represented by a BlockedByteArray.

If the file is opened in read-only mode and the caller invokes one of the write methods, it will fail with a NullPointerException.