ApsaraWitharana/AAD-Assignment-1

This task focuses on Research and development skills in a new topic related In this session scope is the Serialization and Deserialization

Serialization and Deserialization in Java

Introduction

Serialization is the process of converting an object's state into a byte stream, which can then be stored in a file, database, or transmitted over a network. Deserialization is the reverse process, where the byte stream is converted back into a copy of the original object. These processes are crucial for persisting the state of an object or transferring it between different parts of a system or across systems.

Benefits

1. Persistence: Serialized objects can be stored in a file or database, allowing for persistence across application restarts.
2. Data Transfer: Objects can be sent over a network, enabling distributed systems to communicate.
3. Caching: Objects can be serialized to cache intermediate states, improving performance.
4. Deep Copying: Serialization can be used to create deep copies of objects.
5. Network Transmission: Serialized objects can be transmitted over a network, enabling distributed systems and remote communication.
6. Flexibility: Serialized objects can be converted to different formats, such as JSON or XML, making it easy to integrate with various systems.

Mechanism

In Java, serialization is typically achieved using the java.io.Serializable interface. An object is serialized by converting it to a sequence of bytes using ObjectOutputStream and deserialized using ObjectInputStream.

Serialization

Serialization: An object's state is converted into a byte stream using a serialization algorithm.

1. Implement Serializable: The class of the object to be serialized must implement the Serializable interface.
2. Use ObjectOutputStream: Create an ObjectOutputStream to write the object to an output stream.

Deserialization

Deserialization: The serialized byte stream is reconstructed into an object using a deserialization algorithm.

1. Use ObjectInputStream: Create an ObjectInputStream to read the object from an input stream.
2. Cast the Object: Cast the deserialized object back to its original type.

Transmission

Transmission: The serialized byte stream is transmitted over a network or stored in a file.

1. Send over Network: The serialized byte stream is sent over a network using a transport protocol such as TCP/IP or UDP.
2. Store in File: The serialized byte stream is stored in a file on a local file system or a remote storage system.

Here's a summary:

• Serialization: Convert an object to a byte stream.
• Transmission: Send the byte stream over a network or store it in a file.
• Deserialization: Convert the byte stream back to an object.

Additional Resources for Learning Expo

To learn more about developing your project with Expo, consider the following resources:

• Java Serialization:Comprehensive guide on serialization and deserialization in Java.
• Serializable Objects:Tutorials covering basics and advanced topics of serialization.
• Guide to Java Serialization:Practical examples and explanations on serialization and deserialization.
• Serialization and Deserialization in Java:Various tutorials and examples on Java serialization.

Conclusion

In this R&D report, we have explored the Serialization and Deserialization process, highlighting its benefits and mechanism. The example code [https://github.com/ApsaraWitharana/AAD-Assignment-1.git] snippet demonstrates the process in Java, and the GitHub repository provides a reference implementation.