@Transactional(propagation = Propagation.REQUIRED, readOnly = false)
public T save(T entity) throws IllegalArgumentException, GeneralServiceException {
if (entity == null) {
throw new IllegalArgumentException("Entity for saving cannot be null!");
}
T savedEntity = null;
try {
if (entity.getId() == null) {
beforeEntityAddUpdate(entity);
jpaTemplate.persist(entity);
savedEntity = entity;
} else {
savedEntity = jpaTemplate.merge(entity);
}
} catch (Exception e) {
if (entity.getId() == null) {
throw new GeneralServiceException("Failed to add " + entity.getClass().getSimpleName(), e);
} else {
throw new GeneralServiceException(
"Failed to update " + entity.getClass().getSimpleName() + " with id " + entity.getId(),
e);
}
}
return savedEntity;
}
/**
* Метод для выполнения запроса на поиск данных с выполнением всех необходимых операций, таких как
* создание EntityManager, открытие транзакции, выполнение commit или roll back.
*
* <p>Метод задает параметры для запроса из списка начиная с 1. Первый параметр в запросе будет
* <code>?1</code>, второй <code>?2</code> и т.д.
*
* <p>Если параметр <code>singleResult = true</code> и результатов не найдено, то будет возвращено
* null.
*
* @param <REZ> Класс результата
* @param queryOrQueryName строка запроса или название NamedQuery
* @param namedQuery тип запроса (NamedQuery если true, обычный запрос если false)
* @param singleResult возвращать один результат
* @param parameters параметры через запятую (будут использоваться в запросе)
* @return результат выполнения запроса
* @throws IllegalArgumentException нет запроса
*/
@SuppressWarnings("unchecked")
@Transactional(propagation = Propagation.SUPPORTS, readOnly = true)
protected <REZ> REZ executeQuery(
String queryOrQueryName, boolean namedQuery, boolean singleResult, Object... parameters) {
if (null == queryOrQueryName || queryOrQueryName.isEmpty()) {
throw new IllegalArgumentException("Query for executing cannot be empty");
}
REZ result;
List<?> list;
if (namedQuery) {
list = jpaTemplate.findByNamedQuery(queryOrQueryName, parameters);
} else {
list = jpaTemplate.find(queryOrQueryName, parameters);
}
if (singleResult) {
if (!list.isEmpty()) {
result = (REZ) list.get(0);
} else {
result = null;
}
} else {
result = (REZ) list;
}
return result;
}
@Transactional(propagation = Propagation.REQUIRED, readOnly = false)
public void delEntity(T entity) throws IllegalArgumentException, GeneralServiceException {
if (entity == null) {
throw new IllegalArgumentException("Entity must be not null!");
}
if (entity.getId() == null) {
return;
}
beforeEntityDelete(entity);
try {
if (!jpaTemplate.contains(entity)) {
T attachedEntity = jpaTemplate.merge(entity);
jpaTemplate.remove(attachedEntity);
} else {
jpaTemplate.remove(entity);
}
} catch (Exception e) {
throw new GeneralServiceException(
"Failed to delete " + entity.getClass().getSimpleName() + " with id " + entity.getId(),
e);
}
}
@Test
public void produceNewEntity() throws Exception {
setUp("jpa://" + Customer.class.getName() + "?usePersist=" + (usePersist() ? "true" : "false"));
Customer customer = createDefaultCustomer();
Exchange exchange = new DefaultExchange(camelContext);
exchange.getIn().setBody(customer);
Exchange returnedExchange = template.send(endpoint, exchange);
Customer receivedCustomer = returnedExchange.getIn().getBody(Customer.class);
assertEquals(customer.getName(), receivedCustomer.getName());
assertNotNull(receivedCustomer.getId());
assertEquals(
customer.getAddress().getAddressLine1(), receivedCustomer.getAddress().getAddressLine1());
assertEquals(
customer.getAddress().getAddressLine2(), receivedCustomer.getAddress().getAddressLine2());
assertNotNull(receivedCustomer.getAddress().getId());
List results = jpaTemplate.find("select o from " + Customer.class.getName() + " o");
assertEquals(1, results.size());
Customer persistedCustomer = (Customer) results.get(0);
assertEquals(receivedCustomer.getName(), persistedCustomer.getName());
assertEquals(receivedCustomer.getId(), persistedCustomer.getId());
assertEquals(
receivedCustomer.getAddress().getAddressLine1(),
persistedCustomer.getAddress().getAddressLine1());
assertEquals(
receivedCustomer.getAddress().getAddressLine2(),
persistedCustomer.getAddress().getAddressLine2());
assertEquals(receivedCustomer.getAddress().getId(), persistedCustomer.getAddress().getId());
}
private void assertEntityInDB() throws Exception {
jpaTemplate = (JpaTemplate) applicationContext.getBean("jpaTemplate", JpaTemplate.class);
List list = jpaTemplate.find(SELECT_ALL_STRING);
assertEquals(1, list.size());
assertIsInstanceOf(SendEmail.class, list.get(0));
}
public Personal loadPersonal(final Long actorId) {
final StringBuffer hql =
new StringBuffer("select p.id,p.uid_,p.status_,p.font,p.theme,p.aid,p.inner_");
hql.append(" from BC_DESKTOP_PERSONAL p where p.aid=0 or p.aid=? order by p.id desc");
if (logger.isDebugEnabled()) {
logger.debug("actorId=" + actorId + ",hql=" + hql);
}
try {
return jpaTemplate.execute(
new JpaCallback<Personal>() {
public Personal doInJpa(EntityManager em) throws PersistenceException {
Query queryObject = em.createNativeQuery(hql.toString());
// jpaTemplate.prepareQuery(queryObject);
// 注入参数
queryObject.setParameter(1, actorId); // jpa的索引号从1开始
queryObject.setFirstResult(0);
queryObject.setMaxResults(1); // 仅获取1条
Personal p =
new RowMapper<Personal>() {
public Personal mapRow(Object[] rs, int rowNum) {
Personal map = new Personal();
int i = 0;
map.setId(new Long(rs[i++].toString()));
map.setUid(rs[i] != null ? rs[i].toString() : null);
i++;
map.setStatus(Integer.parseInt(rs[i++].toString()));
map.setFont(rs[i++].toString());
map.setTheme(rs[i++].toString());
map.setActorId(new Long(rs[i++].toString()));
map.setInner("1".equals(rs[i++].toString()));
return map;
}
}.mapRow((Object[]) queryObject.getSingleResult(), 0);
// 如果是全局配置就将其改为当前用户的配置
if (p.getActorId().equals(0)) {
p.setActorId(actorId);
}
return p;
}
});
} catch (NoResultException e) {
return null;
}
}
@Transactional(propagation = Propagation.SUPPORTS, readOnly = true)
public T getEntityById(Long id) throws IllegalArgumentException {
if (id == null) {
throw new IllegalArgumentException("Id for finding entity should not be null");
}
try {
T savedEntity = jpaTemplate.find(persistentClass, id);
if ((savedEntity == null) || (savedEntity.getId() == null)) {
return null;
}
return (T) savedEntity;
} catch (Exception e) {
return null;
}
}
@SuppressWarnings("unchecked")
protected void cleanupRepository() {
jpaTemplate = (JpaTemplate) applicationContext.getBean("jpaTemplate", JpaTemplate.class);
TransactionTemplate transactionTemplate = new TransactionTemplate();
transactionTemplate.setTransactionManager(
new JpaTransactionManager(jpaTemplate.getEntityManagerFactory()));
transactionTemplate.setPropagationBehavior(TransactionDefinition.PROPAGATION_REQUIRED);
transactionTemplate.execute(
new TransactionCallback() {
public Object doInTransaction(TransactionStatus arg0) {
List list = jpaTemplate.find(SELECT_ALL_STRING);
for (Object item : list) {
jpaTemplate.remove(item);
}
jpaTemplate.flush();
return Boolean.TRUE;
}
});
}
/**
* Метод для выполнения запроса на изменение данных (delete, update) с выполнением всех
* необходимых операций, таких как создание EntityManager, открытие транзакции, выполнение commit
* или roll back.
*
* <p>Метод задает параметры для запроса из списка начиная с 1. Первый параметр в запросе будет
* <code>?1</code>, второй <code>?2</code> и т.д.
*
* @param queryOrQueryName строка запроса или название NamedQuery
* @param namedQuery тип запроса (NamedQuery если true, обычный запрос если false)
* @param parameters параметры через запятую (будут использоваться в запросе)
* @return количество измененнных записей в базе
* @throws IllegalArgumentException нет запроса
* @throws GeneralServiceException
*/
@Transactional(propagation = Propagation.REQUIRED, readOnly = false)
protected int executeUpdateQuery(
final String queryOrQueryName, final boolean namedQuery, final Object... parameters)
throws IllegalArgumentException, GeneralServiceException {
if (null == queryOrQueryName || queryOrQueryName.isEmpty()) {
throw new IllegalArgumentException("Query for executing cannot be empty");
}
try {
Object rez =
jpaTemplate.execute(
new JpaCallback() {
public Object doInJpa(EntityManager em) throws PersistenceException {
Query query;
if (namedQuery) {
query = em.createNamedQuery(queryOrQueryName);
} else {
query = em.createQuery(queryOrQueryName);
}
if (parameters.length > 0) {
for (int i = 0; i < parameters.length; i++) {
query.setParameter(i + 1, parameters[i]);
}
}
return Integer.valueOf(query.executeUpdate());
}
});
return ((Integer) rez).intValue();
} catch (Exception e) {
throw new GeneralServiceException(e);
}
}
public Map<String, Object> loadActorByCode(final String actorCode) {
final StringBuffer hql =
new StringBuffer(
"select a.id as id,a.uid_ as uid_,a.type_ as type_,a.code as code,a.name as name");
hql.append(",a.pcode as pcode,a.pname as pname,t.password as password,h.id as hid");
hql.append(" from bc_identity_actor as a");
hql.append(" inner join bc_identity_auth as t on t.id=a.id");
hql.append(" inner join bc_identity_actor_history as h on h.actor_id=a.id");
hql.append(" where a.code = ? and h.current='1' order by h.create_date desc");
if (logger.isDebugEnabled()) {
logger.debug("actorCode=" + actorCode + ",hql=" + hql);
}
try {
return jpaTemplate.execute(
new JpaCallback<Map<String, Object>>() {
public Map<String, Object> doInJpa(EntityManager em) throws PersistenceException {
Query queryObject = em.createNativeQuery(hql.toString());
// jpaTemplate.prepareQuery(queryObject);
// 注入参数
queryObject.setParameter(1, actorCode); // jpa的索引号从1开始
queryObject.setFirstResult(0);
queryObject.setMaxResults(1); // 仅获取最新的那条（基于bc_identity_actor_history的create_date）
return new RowMapper<Map<String, Object>>() {
public Map<String, Object> mapRow(Object[] rs, int rowNum) {
Map<String, Object> map = new HashMap<String, Object>();
int i = 0;
// actor
Actor actor = new Actor();
actor.setId(new Long(rs[i++].toString()));
actor.setUid(rs[i++].toString());
actor.setType(Integer.parseInt(rs[i++].toString()));
actor.setCode(rs[i++].toString());
actor.setName(rs[i++].toString());
actor.setPcode(rs[i++].toString());
actor.setPname(rs[i++].toString());
// auth
AuthData auth = new AuthData();
auth.setId(actor.getId());
auth.setPassword(rs[i++].toString());
// history
ActorHistory history = new ActorHistory();
history.setId(new Long(rs[i++].toString()));
// history.setId(getActorHistoryId(actor.getId()));
history.setActorId(actor.getId());
history.setActorType(actor.getType());
history.setName(actor.getName());
history.setPcode(actor.getPcode());
history.setPname(actor.getPname());
map.put("actor", actor);
map.put("auth", auth);
map.put("history", history);
return map;
}
}.mapRow((Object[]) queryObject.getSingleResult(), 0);
}
});
} catch (EmptyResultDataAccessException e) {
return new HashMap<String, Object>(0);
}
}
/**
* Create a HibernateTemplate from the SessionFactory and call flush() and clear() on it. Designed
* to be used after "save" methods in tests: http://issues.appfuse.org/browse/APF-178.
*/
protected void flush() {
JpaTemplate jpaTemplate =
new JpaTemplate((EntityManagerFactory) applicationContext.getBean("entityManagerFactory"));
jpaTemplate.flush();
// jpaTemplate.clear();
}
protected void assertEntitiesInDatabase(int count, String entity) {
List results = jpaTemplate.find("select o from " + entity + " o");
assertEquals(count, results.size());
}