Package cz.cvut.kbss.jopa.proxy.change

Class ChangeTrackingIndirectCollection<T>

java.lang.Object

cz.cvut.kbss.jopa.proxy.change.ChangeTrackingIndirectCollection<T>

Type Parameters:

T - Type of the wrapped object

All Implemented Interfaces:

IndirectWrapper<T>

Direct Known Subclasses:

ChangeTrackingIndirectList, ChangeTrackingIndirectMap, ChangeTrackingIndirectSet

public abstract class ChangeTrackingIndirectCollection<T>
extends Object
implements IndirectWrapper<T>

Wraps a collection so that calls to modifying operations are intercepted and reported to the persistence context (if necessary).

Field Summary

Fields

Modifier and Type	Field	Description
protected final Field	field
protected final Object	owner
protected final UnitOfWork	persistenceContext

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	ChangeTrackingIndirectCollection(Object owner, Field f, UnitOfWork persistenceContext)	Create new indirect collection from the specified data.

Method Summary

Modifier and Type	Method	Description
protected void	persistChange()

Methods inherited from class java.lang.Object

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

Methods inherited from interface cz.cvut.kbss.jopa.proxy.IndirectWrapper

unwrap

Field Details

owner

protected final transient Object owner

field

protected final transient Field field

persistenceContext

protected final transient UnitOfWork persistenceContext

Constructor Details

ChangeTrackingIndirectCollection

protected ChangeTrackingIndirectCollection(Object owner,
 Field f,
 UnitOfWork persistenceContext)

Create new indirect collection from the specified data.

The owner can be null, the persistence context not.

Parameters:

owner - Owner of the indirect collection

f - The field holding this collection

persistenceContext - Persistence context the owner belongs to

Throws:

NullPointerException - If the persistence context is null

Method Details

persistChange

protected void persistChange()