Visual Basic 2005 for Programmers: Deitel Developer Series, Second Edition

18.9. Creating a Sequential-Access File Using Object Serialization

We begin by creating and writing serialized objects to a sequential-access file. In this section, we reuse much of the code from Section 18.5, so we focus only on the new features.

Defining the RecordSerializable Class

Let us begin by modifying our Record class (Fig. 18.8) so that objects of this class can be serialized. Class RecordSerializable (Fig. 18.13) is marked with the <Serializable()> attribute (line 5), which indicates to the CLR that objects of class RecordSerializable can be serialized. The classes for objects that we wish to write to or read from a stream must include this attribute in their declarations or must implement interface ISerializable (from namespace ...