Package org.exbin.xbup.catalog.entity.manager

Class XBEDefaultManager<T extends org.exbin.xbup.core.catalog.base.XBCBase>

java.lang.Object

org.exbin.xbup.catalog.entity.manager.XBEDefaultManager<T>

Type Parameters:

T - entity class

All Implemented Interfaces:

org.exbin.xbup.core.catalog.base.manager.XBCManager<T>

Direct Known Subclasses:

XBEDefaultCatalogManager

@ParametersAreNonnullByDefault
public abstract class XBEDefaultManager<T extends org.exbin.xbup.core.catalog.base.XBCBase>
extends java.lang.Object
implements org.exbin.xbup.core.catalog.base.manager.XBCManager<T>

Default manager for entity items.

Field Summary

Fields

Modifier and Type	Field	Description
protected javax.persistence.EntityManager	em

Constructor Summary

Constructors

Constructor	Description
XBEDefaultManager()
XBEDefaultManager(javax.persistence.EntityManager entityManager)

Method Summary

Modifier and Type	Method	Description
T	createItem()
java.util.List<T>	getAllItems()
abstract java.lang.Class	getEntityClass()	Returns entity class.
java.util.Optional<T>	getItem(long itemId)
long	getItemsCount()
java.lang.String	getTableName()	Gets table name for this manager.
boolean	initCatalog()
void	persistItem(T item)
void	removeItem(T item)
void	setItemId(T item, long itemId)

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

Constructor Detail

XBEDefaultManager

public XBEDefaultManager()

XBEDefaultManager

public XBEDefaultManager(javax.persistence.EntityManager entityManager)

Method Detail

createItem

@Nonnull
public T createItem()

Specified by:

createItem in interface org.exbin.xbup.core.catalog.base.manager.XBCManager<T extends org.exbin.xbup.core.catalog.base.XBCBase>

removeItem

public void removeItem(T item)

Specified by:

removeItem in interface org.exbin.xbup.core.catalog.base.manager.XBCManager<T extends org.exbin.xbup.core.catalog.base.XBCBase>

getAllItems

@Nonnull
public java.util.List<T> getAllItems()

Specified by:

getAllItems in interface org.exbin.xbup.core.catalog.base.manager.XBCManager<T extends org.exbin.xbup.core.catalog.base.XBCBase>

getItem

@Nonnull
public java.util.Optional<T> getItem(long itemId)

Specified by:

getItem in interface org.exbin.xbup.core.catalog.base.manager.XBCManager<T extends org.exbin.xbup.core.catalog.base.XBCBase>

getItemsCount

public long getItemsCount()

Specified by:

getItemsCount in interface org.exbin.xbup.core.catalog.base.manager.XBCManager<T extends org.exbin.xbup.core.catalog.base.XBCBase>

persistItem

public void persistItem(T item)

Specified by:

persistItem in interface org.exbin.xbup.core.catalog.base.manager.XBCManager<T extends org.exbin.xbup.core.catalog.base.XBCBase>

getEntityClass

@Nonnull
public abstract java.lang.Class getEntityClass()

Returns entity class.

Returns:

entity class

getTableName

@Nonnull
public java.lang.String getTableName()

Gets table name for this manager.

Returns:

table name

setItemId

public void setItemId(T item,
                      long itemId)

initCatalog

public boolean initCatalog()

Specified by:

initCatalog in interface org.exbin.xbup.core.catalog.base.manager.XBCManager<T extends org.exbin.xbup.core.catalog.base.XBCBase>