Java ObjectOutput

Input/Output: Exploring java.io > Serialization >
Siva Nookala - 15 Apr 2016

ObjectOutput is an interface extends the DataOutput interface to include writing of objects to a stream. DataOutput includes methods to write all primitive data types as objects to a stream.

ObjectOutput stream has the following methods :

Method	Description
`void writeObject(Object obj)`	Writes an object to the underlying storage or stream.
`void write(byte[] b)`	Writes an array of bytes.
`void write(int b)`	Writes a byte.
`void flush()`	Flushes the stream.
`void close()`	Closes the stream.

All the above methods throws IOException. So the calling method should handle the exception.

Externalizable In Java with Example

Java ObjectOutputStream