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DatabaseFacade.java
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DatabaseFacade.java
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package org.zstack.core.db;
import org.zstack.core.db.TransactionalCallback.Operation;
import org.zstack.header.message.APIListMessage;
import javax.persistence.EntityManager;
import javax.persistence.Query;
import javax.persistence.criteria.CriteriaBuilder;
import javax.sql.DataSource;
import java.sql.Timestamp;
import java.util.Collection;
import java.util.List;
public interface DatabaseFacade {
EntityManager getEntityManager();
<T> T findById(long id, Class<T> entityClass);
<T> T findByUuid(String uuid, Class<T> entityClass);
<T> T find(Query q);
<T> T persist(T entity);
void persistCollection(Collection entities);
<T> T persistAndRefresh(T entity);
<T> void update(T entity);
<T> T updateAndRefresh(T entity);
<T> T reload(T entity);
void updateCollection(Collection entities);
void remove(Object entity);
void removeCollection(Collection entities, Class entityClazz);
void removeByPrimaryKeys(Collection priKeys, Class entityClazz);
void removeByPrimaryKey(Object primaryKey, Class<?> entityClass);
void hardDeleteCollectionSelectedBySQL(String sql, Class entityClass);
CriteriaBuilder getCriteriaBuilder();
<T> SimpleQuery<T> createQuery(Class<T> entityClass);
long count(Class<?> entityClass);
void entityForTranscationCallback(Operation op, Class<?>...entityClass);
long generateSequenceNumber(Class<?> seqTable);
<T> List<T> listAll(Class<T> clazz);
<T> List<T> listAll(int offset, int length, Class<T> clazz);
<T> List<T> listByPrimaryKeys(Collection priKeys, Class<T> clazz);
<T> List<T> listByPrimaryKeys(Collection priKeys, int offset, int length, Class<T> clazz);
<T> List<T> listByApiMessage(APIListMessage msg, Class<T> clazz);
boolean isExist(Object id, Class<?> clazz);
/**
* Deleting data in batches may result in deadlocks
* please use: void eoCleanup(Class VOClazz, Object id)
*/
@Deprecated
void eoCleanup(Class VOClazz);
void eoCleanup(Class VOClazz, Object id);
DataSource getDataSource();
DataSource getExtraDataSource();
Timestamp getCurrentSqlTime();
String getDbVersion();
void installEntityLifeCycleCallback(Class entityClass, EntityEvent evt, EntityLifeCycleCallback cb);
}