Chapter 11
The java.io Package

OptionalDataException

Name

Synopsis

Class Name:

java.io.OptionalDataException

Superclass:

java.io.ObjectStreamException

Immediate Subclasses:

None

Interfaces Implemented:

None

Availability:

New as of JDK 1.1

An OptionalDataException is thrown during object deserialization to indicate that primitive data has been encountered instead of objects. Either the eof flag is true, or the length variable indicates the number of bytes that are available to be read.

Class Summary

public class java.io.OptionalDataException 
             extends java.io.ObjectStreamException {
  // Variables
  public boolean eof;
  public int length;
}

Variables

eof

public boolean eof

Description: A boolean value that indicates if the stream is at its end.

length

public int length

Description: The number of available bytes of data.

Inherited Methods

Method	Inherited From	Method	Inherited From
`clone()`	`Object`	`equals(Object)`	`Object`
`fillInStackTrace()`	`Throwable`	`finalize()`	`Object`
`getClass()`	`Object`	`getLocalizedMessage()`	`Throwable`
`getMessage()`	`Throwable`	`hashCode()`	`Object`
`notify()`	`Object`	`notifyAll()`	`Object`
`printStackTrace()`	`Throwable`	`printStackTrace(PrintStream)`	`Throwable`
`printStackTrace(PrintWriter)`	`Throwable`	`toString()`	`Object`
`wait()`	`Object`	`wait(long)`	`Object`
`wait(long, int)`	`Object`