ObjectInput:

The ObjectInput interface extends the DataInput interface and declares the methods. That support object serialization. Remember that especially the readObject() method. This is known to deserialize an object. Whole of these methods will throw an IOException on error conditions.

Methods                                                                    Description

int avilable()                                Returns  the  number  of  bytes  that  are now available in the input buffer.

void close()                                 Closes the invoking stream. Further read attempts will generate an IOException.

int read()                                    Returns an integer representation of the next avialable byte of input. -1 is returned when the end of the file is encountered.

long skip(long numBytes)             Ignores, numBytes bytes in the invoking stream, returning the  number of  bytes actually ignored.