to.etc.domui.util.db

Class QBasicModelCopier

java.lang.Object

to.etc.domui.util.db.QBasicModelCopier

All Implemented Interfaces:

IModelCopier

public abstract class QBasicModelCopier
extends Object
implements IModelCopier

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	QBasicModelCopier.CopyInfo

Constructor Summary

Constructors

Constructor and Description
QBasicModelCopier()

Method Summary

Modifier and Type	Method and Description
static void	assertPrivateContext(QDataContext dc) Make sure the data context is not a shared one.
<T> T	copyInstanceDeep(QDataContext targetdc, QDataContext sourcedc, T source)
<T> T	copyInstanceShallow(QDataContext dc, T source) Do a shallow copy of the instance.
protected void	deleteFromTarget(QBasicModelCopier.CopyInfo donemap, Object obj)
protected abstract QPersistentObjectState	getObjectState(QDataContext dc, Class<?> pclass, Object pk)
protected abstract QPersistentObjectState	getObjectState(QDataContext dc, Object instance)
abstract <T> boolean	isUnloadedChildList(T source, PropertyMetaModel<?> pmm)
abstract <T> boolean	isUnloadedParent(T source, PropertyMetaModel<?> pmm)
protected Object	loadCopyFrom(QDataContext dc, Object source, ClassMetaModel cmm, boolean refonly)
protected void	save(QBasicModelCopier.CopyInfo ci, Object instance) Does the actual save of a new object into the database context.

Methods inherited from class java.lang.Object

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

Constructor Detail

QBasicModelCopier

public QBasicModelCopier()

Method Detail

isUnloadedParent

public abstract <T> boolean isUnloadedParent(T source,
                                             PropertyMetaModel<?> pmm)
                                      throws Exception

Specified by:

isUnloadedParent in interface IModelCopier

Throws:

Exception

isUnloadedChildList

public abstract <T> boolean isUnloadedChildList(T source,
                                                PropertyMetaModel<?> pmm)
                                         throws Exception

Specified by:

isUnloadedChildList in interface IModelCopier

Throws:

Exception

getObjectState

protected abstract QPersistentObjectState getObjectState(QDataContext dc,
                                                         Object instance)
                                                  throws Exception

Throws:

Exception

getObjectState

protected abstract QPersistentObjectState getObjectState(QDataContext dc,
                                                         Class<?> pclass,
                                                         Object pk)
                                                  throws Exception

Throws:

Exception

assertPrivateContext

public static void assertPrivateContext(QDataContext dc)

Make sure the data context is not a shared one.

Parameters:

dc -

save

protected void save(QBasicModelCopier.CopyInfo ci,
                    Object instance)
             throws Exception

Does the actual save of a new object into the database context. This can be overridden when the persistence framework fscks up the save process (Cough "Hibernate" Cough)...

Parameters:

ci -

instance -

Throws:

Exception

copyInstanceShallow

public <T> T copyInstanceShallow(QDataContext dc,
                                 T source)
                          throws Exception

Do a shallow copy of the instance. This only copies all public fields.

Specified by:

copyInstanceShallow in interface IModelCopier

Throws:

Exception

See Also:

IModelCopier.copyInstanceShallow(to.etc.webapp.query.QDataContext, java.lang.Object)

copyInstanceDeep

public <T> T copyInstanceDeep(QDataContext targetdc,
                              QDataContext sourcedc,
                              T source)
                       throws Exception

Specified by:

copyInstanceDeep in interface IModelCopier

Type Parameters:

T -

Parameters:

targetdc -

sourcedc -

source -

Returns:

Throws:

Exception

deleteFromTarget

protected void deleteFromTarget(QBasicModelCopier.CopyInfo donemap,
                                Object obj)
                         throws Exception

Throws:

Exception

loadCopyFrom

protected Object loadCopyFrom(QDataContext dc,
                              Object source,
                              ClassMetaModel cmm,
                              boolean refonly)
                       throws Exception

Throws:

Exception