java.beans

Class DefaultPersistenceDelegate

java.lang.Object

java.beans.PersistenceDelegate

java.beans.DefaultPersistenceDelegate

public class DefaultPersistenceDelegate
extends PersistenceDelegate

DefaultPersistenceDelegate is a PersistenceDelegate implementation that can be used to serialize objects which adhere to the Java Beans naming convention.

Since:

1.4

Constructor Summary

Constructors

Constructor and Description
DefaultPersistenceDelegate() Using this constructor the object to be serialized will be instantiated with the default non-argument constructor.
DefaultPersistenceDelegate(String[] constructorPropertyNames) This constructor allows to specify which Bean properties appear in the constructor.

Method Summary

Methods

Modifier and Type	Method and Description
protected void	initialize(Class<?> type, Object oldInstance, Object newInstance, Encoder out)
protected Expression	instantiate(Object oldInstance, Encoder out)
protected boolean	mutatesTo(Object oldInstance, Object newInstance)

Methods inherited from class java.beans.PersistenceDelegate

writeObject

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultPersistenceDelegate

public DefaultPersistenceDelegate()

Using this constructor the object to be serialized will be instantiated with the default non-argument constructor.

DefaultPersistenceDelegate

public DefaultPersistenceDelegate(String[] constructorPropertyNames)

This constructor allows to specify which Bean properties appear in the constructor.

The implementation reads the mentioned properties from the Bean instance and applies it in the given order to a corresponding constructor.

Parameters:

constructorPropertyNames - The properties the Bean's constructor should be given to.

Method Detail

mutatesTo

protected boolean mutatesTo(Object oldInstance,
                Object newInstance)

Overrides:

mutatesTo in class PersistenceDelegate

instantiate

protected Expression instantiate(Object oldInstance,
                     Encoder out)

Specified by:

instantiate in class PersistenceDelegate

initialize

protected void initialize(Class<?> type,
              Object oldInstance,
              Object newInstance,
              Encoder out)

Overrides:

initialize in class PersistenceDelegate