Class SerializationExamples

java.lang.Object

net.jrodolfo.java_evolution.java01.serialization.SerializationExamples

public class SerializationExamples
extends Object

Demonstrates object serialization, introduced in Java 1.1.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	SerializationExamples.ProjectSnapshot	Small serializable object graph used by the examples.
static class	SerializationExamples.User	Nested serializable object reached from the root snapshot.

Constructor Summary

Constructors

Constructor	Description
SerializationExamples()

Method Summary

Modifier and Type	Method	Description
SerializationExamples.ProjectSnapshot	deserialize(byte[] bytes)	Deserializes bytes produced by this example.
SerializationExamples.ProjectSnapshot	roundTrip(SerializationExamples.ProjectSnapshot snapshot)	Serializes and deserializes the object once.
byte[]	serialize(SerializationExamples.ProjectSnapshot snapshot)	Serializes a trusted in-memory object to bytes.

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

SerializationExamples

public SerializationExamples()

Method Details

serialize

public byte[] serialize(SerializationExamples.ProjectSnapshot snapshot)
                 throws IOException

Serializes a trusted in-memory object to bytes.

Parameters:

snapshot - object to serialize

Returns:

serialized object bytes

Throws:

IOException - when the object cannot be written

deserialize

public SerializationExamples.ProjectSnapshot deserialize(byte[] bytes)
                                                  throws IOException,
ClassNotFoundException

Deserializes bytes produced by this example.

Parameters:

bytes - trusted serialized object bytes

Returns:

deserialized project snapshot

Throws:

IOException - when the bytes cannot be read

ClassNotFoundException - when the serialized class is unavailable

roundTrip

public SerializationExamples.ProjectSnapshot roundTrip(SerializationExamples.ProjectSnapshot snapshot)
                                                throws IOException,
ClassNotFoundException

Serializes and deserializes the object once.

Parameters:

snapshot - object to round-trip

Returns:

reconstructed object

Throws:

IOException - when serialization fails

ClassNotFoundException - when deserialization cannot load the class