org.equanda.persistence
Class EquandaMediatorRoot<ENTITY extends EquandaEntity,BEAN extends EquandaEJB>

java.lang.Object
  org.equanda.persistence.EquandaMediatorRoot<ENTITY,BEAN>

All Implemented Interfaces:

ExceptionCodes

public abstract class EquandaMediatorRoot<ENTITY extends EquandaEntity,BEAN extends EquandaEJB>
extends Object
implements ExceptionCodes

Abstract base for all mediator root classes

Author:

Joachim Van der Auwera

Field Summary

protected javax.persistence.EntityManager	em
protected ENTITY	entity
protected BEAN	object

Fields inherited from interface org.equanda.client.ExceptionCodes

CME_DATA_HAS_BEEN_ALREADY_CHANGED, ECV_CANNOT_ADD_NULL_TO_MULTIPLE_FIELD, ECV_CASCADE_KEEP, ECV_COMPARE_CONSTRAINT_NOT_SATISFIED, ECV_COMPARE_TYPE_CONSTRAINT_NOT_SATISFIED, ECV_CONSTRAINT_VIOLATION, ECV_COULD_NOT_TEST_CHOICES_USING_CLASS, ECV_DOWNCAST_CREATE_ERROR, ECV_DOWNCAST_FAILED_CANNOT_DOWNCAST_ROOT, ECV_DOWNCAST_SELECTOR_ERROR, ECV_FAILED_TO_CREATE_INCLUDED_VALUE, ECV_FAILED_TO_UPDATE_VALUE, ECV_FIELD_IS_REQUIRED, ECV_FIELD_IS_UNIQUE, ECV_IMMUTABLE_IF_OTHER_FIELD_IS_SET, ECV_INCLUDE_VALUE_HAS_WRONG_TYPE, ECV_INTERNAL_ERROR_ON_CREATE_INCLUDED_VALUE, ECV_INVALID_TABLE_TYPE, ECV_OTHERSIDE_EMBEDDED_FIELD_IMMUTABLE_ONCE_SET, ECV_VALUE_IS_NOT_ONE_OF_THE_CHOICES, EE_CANNOT_CREATE_LAZYCOLLECTION, EE_CANNOT_INIT_BEAN, EE_FAILED_PROXY_REMOVE, EE_FAILED_TO_UPDATE_VALUE, EE_OBJECT_NOT_FOUND, EPE_NULL_UOID_INVALID, EPE_PERSISTENCE_EXCEPTION, EPE_UOID_NOT_FOUND, UONA_OPERATION_NOT_ALLOWED

Constructor Summary

EquandaMediatorRoot()

Method Summary

protected void	checkImmutableIf(String field, String exclude)
void	create()
void	equandaCheckRules() utility routine to allow checking the integrity of the record
Timestamp	getEquandaCreationDate()
ENTITY	getEquandaEntity()
Timestamp	getEquandaModificationDate()
String	getEquandaStatus()
String	getEquandaType()
abstract ObjectType	getEquandaTypeObject()
long	getEquandaVersion()
Uoid	getId()
void	init(ENTITY entity, BEAN object, javax.persistence.EntityManager em)
abstract boolean	isEquandaParentType(String type)
abstract boolean	isEquandaType(String type)
void	setEquandaStatus(String status)
protected boolean	testEquals(Object obj1, Object obj2) utility routine to test equality of objects without relying on one of them being not null.

Methods inherited from class java.lang.Object

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

Field Detail

em

protected javax.persistence.EntityManager em

entity

protected ENTITY extends EquandaEntity entity

object

protected BEAN extends EquandaEJB object

Constructor Detail

EquandaMediatorRoot

public EquandaMediatorRoot()

Method Detail

init

public void init(ENTITY entity,
                 BEAN object,
                 javax.persistence.EntityManager em)

getEquandaEntity

public ENTITY getEquandaEntity()

getId

public Uoid getId()

getEquandaType

public String getEquandaType()

getEquandaModificationDate

public Timestamp getEquandaModificationDate()

getEquandaCreationDate

public Timestamp getEquandaCreationDate()

getEquandaVersion

public long getEquandaVersion()

getEquandaStatus

public String getEquandaStatus()

setEquandaStatus

public void setEquandaStatus(String status)

create

public void create()
            throws EquandaException

Throws:

EquandaException

isEquandaType

public abstract boolean isEquandaType(String type)

isEquandaParentType

public abstract boolean isEquandaParentType(String type)

getEquandaTypeObject

public abstract ObjectType getEquandaTypeObject()

checkImmutableIf

protected void checkImmutableIf(String field,
                                String exclude)
                         throws EquandaException

Throws:

EquandaException

testEquals

protected boolean testEquals(Object obj1,
                             Object obj2)

utility routine to test equality of objects without relying on one of them being not null.

Parameters:

obj1 - one of the objects to compare

obj2 - other object to compare

Returns:

true when bot objects are equal

equandaCheckRules

public void equandaCheckRules()
                       throws EquandaException

utility routine to allow checking the integrity of the record

Throws:

EquandaException - when constraints are violated