Java tutorial
// license-header java merge-point // // Attention: Generated code! Do not modify by hand! // Generated by: hibernate/SpringHibernateDaoBase.vsl in andromda-spring-cartridge. // package com.algoTrader.entity.marketData; import com.algoTrader.PrincipalStore; import com.algoTrader.PropertySearch; import com.algoTrader.Search; import com.algoTrader.entity.security.Security; import com.algoTrader.entity.security.SecurityDao; import com.algoTrader.vo.BarVO; import java.math.BigDecimal; import java.security.Principal; import java.util.ArrayList; import java.util.Collection; import java.util.Date; import java.util.Iterator; import java.util.LinkedHashSet; import java.util.List; import java.util.Set; import org.andromda.spring.PaginationResult; import org.apache.commons.collections.CollectionUtils; import org.apache.commons.collections.Transformer; import org.hibernate.Criteria; import org.hibernate.HibernateException; import org.hibernate.Query; import org.hibernate.ScrollableResults; import org.hibernate.Session; import org.springframework.orm.hibernate3.HibernateCallback; import org.springframework.orm.hibernate3.support.HibernateDaoSupport; /** * <p> * Base Spring DAO Class: is able to create, update, remove, load, and find * objects of type <code>Bar</code>. * </p> * * @see Bar */ public abstract class BarDaoBase extends HibernateDaoSupport implements BarDao { private SecurityDao securityDao; /** * Sets the reference to <code>securityDao</code>. * @param securityDaoIn */ public void setSecurityDao(SecurityDao securityDaoIn) { this.securityDao = securityDaoIn; } /** * Gets the reference to <code>securityDao</code>. * @return securityDao */ protected SecurityDao getSecurityDao() { return this.securityDao; } /** * {@inheritDoc} */ @Override public Object get(final int transform, final int id) { final Object entity = this.getHibernateTemplate().get(BarImpl.class, new Integer(id)); return transformEntity(transform, (Bar) entity); } /** * {@inheritDoc} */ @Override public Bar get(int id) { return (Bar) this.get(TRANSFORM_NONE, id); } /** * {@inheritDoc} */ @Override public Object load(final int transform, final int id) { final Object entity = this.getHibernateTemplate().get(BarImpl.class, new Integer(id)); return transformEntity(transform, (Bar) entity); } /** * {@inheritDoc} */ @Override public Bar load(int id) { return (Bar) this.load(TRANSFORM_NONE, id); } /** * {@inheritDoc} */ @Override @SuppressWarnings({ "unchecked" }) public Collection<Bar> loadAll() { return (Collection<Bar>) this.loadAll(BarDao.TRANSFORM_NONE); } /** * {@inheritDoc} */ @Override public Collection<?> loadAll(final int transform) { return this.loadAll(transform, -1, -1); } /** * {@inheritDoc} */ @Override public Collection<?> loadAll(final int pageNumber, final int pageSize) { return this.loadAll(BarDao.TRANSFORM_NONE, pageNumber, pageSize); } /** * {@inheritDoc} */ @Override public Collection<?> loadAll(final int transform, final int pageNumber, final int pageSize) { try { final Criteria criteria = this.getSession(false).createCriteria(BarImpl.class); if (pageNumber > 0 && pageSize > 0) { criteria.setFirstResult(this.calculateFirstResult(pageNumber, pageSize)); criteria.setMaxResults(pageSize); } final Collection<?> results = criteria.list(); this.transformEntities(transform, results); return results; } catch (HibernateException ex) { throw super.convertHibernateAccessException(ex); } } /** * firstResult = (pageNumber - 1) * pageSize * @param pageNumber * @param pageSize * @return firstResult */ protected int calculateFirstResult(int pageNumber, int pageSize) { int firstResult = 0; if (pageNumber > 0) { firstResult = (pageNumber - 1) * pageSize; } return firstResult; } /** * {@inheritDoc} */ @Override public Bar create(Bar bar) { return (Bar) this.create(BarDao.TRANSFORM_NONE, bar); } /** * {@inheritDoc} */ @Override public Object create(final int transform, final Bar bar) { if (bar == null) { throw new IllegalArgumentException("Bar.create - 'bar' can not be null"); } this.getHibernateTemplate().save(bar); return this.transformEntity(transform, bar); } /** * {@inheritDoc} */ @Override @SuppressWarnings({ "unchecked" }) public Collection<Bar> create(final Collection<Bar> entities) { return (Collection<Bar>) create(BarDao.TRANSFORM_NONE, entities); } /** * {@inheritDoc} */ @Override public Collection<?> create(final int transform, final Collection<Bar> entities) { if (entities == null) { throw new IllegalArgumentException("Bar.create - 'entities' can not be null"); } this.getHibernateTemplate().executeWithNativeSession(new HibernateCallback() { public Object doInHibernate(Session session) throws HibernateException { for (Bar entity : entities) { create(transform, entity); } return null; } }); return entities; } /** * {@inheritDoc} */ @Override public Bar create(BigDecimal open, BigDecimal high, BigDecimal low, BigDecimal close, BigDecimal adjClose, int vol, int openInterest, Date dateTime) { return (Bar) this.create(BarDao.TRANSFORM_NONE, open, high, low, close, adjClose, vol, openInterest, dateTime); } /** * {@inheritDoc} */ @Override public Object create(final int transform, BigDecimal open, BigDecimal high, BigDecimal low, BigDecimal close, BigDecimal adjClose, int vol, int openInterest, Date dateTime) { Bar entity = new BarImpl(); entity.setOpen(open); entity.setHigh(high); entity.setLow(low); entity.setClose(close); entity.setAdjClose(adjClose); entity.setVol(vol); entity.setOpenInterest(openInterest); entity.setDateTime(dateTime); return this.create(transform, entity); } /** * {@inheritDoc} */ @Override public Bar create(BigDecimal close, Date dateTime, BigDecimal high, BigDecimal low, BigDecimal open, int openInterest, Security security, int vol) { return (Bar) this.create(BarDao.TRANSFORM_NONE, close, dateTime, high, low, open, openInterest, security, vol); } /** * {@inheritDoc} */ @Override public Object create(final int transform, BigDecimal close, Date dateTime, BigDecimal high, BigDecimal low, BigDecimal open, int openInterest, Security security, int vol) { Bar entity = new BarImpl(); entity.setClose(close); entity.setDateTime(dateTime); entity.setHigh(high); entity.setLow(low); entity.setOpen(open); entity.setOpenInterest(openInterest); entity.setSecurity(security); entity.setVol(vol); return this.create(transform, entity); } /** * {@inheritDoc} */ @Override public void update(Bar bar) { if (bar == null) { throw new IllegalArgumentException("Bar.update - 'bar' can not be null"); } this.getHibernateTemplate().update(bar); } /** * {@inheritDoc} */ @Override public void update(final Collection<Bar> entities) { if (entities == null) { throw new IllegalArgumentException("Bar.update - 'entities' can not be null"); } this.getHibernateTemplate().executeWithNativeSession(new HibernateCallback() { public Object doInHibernate(Session session) throws HibernateException { for (Bar entity : entities) { update(entity); } return null; } }); } /** * {@inheritDoc} */ @Override public void remove(Bar bar) { if (bar == null) { throw new IllegalArgumentException("Bar.remove - 'bar' can not be null"); } this.getHibernateTemplate().delete(bar); } /** * {@inheritDoc} */ @Override public void remove(int id) { Bar entity = this.get(id); if (entity != null) { this.remove(entity); } } /** * {@inheritDoc} */ @Override public void remove(Collection<Bar> entities) { if (entities == null) { throw new IllegalArgumentException("Bar.remove - 'entities' can not be null"); } this.getHibernateTemplate().deleteAll(entities); } /** * Allows transformation of entities into value objects * (or something else for that matter), when the <code>transform</code> * flag is set to one of the constants defined in <code>BarDao</code>, please note * that the {@link #TRANSFORM_NONE} constant denotes no transformation, so the entity itself * will be returned. * <p> * This method will return instances of these types: * <ul> * <li>{@link Bar} - {@link #TRANSFORM_NONE}</li> * <li>{@link BarVO} - {@link #TRANSFORM_BARVO}</li> * </ul> * * If the integer argument value is unknown {@link #TRANSFORM_NONE} is assumed. * * @param transform one of the constants declared in {@link BarDao} * @param entity an entity that was found * @return the transformed entity (i.e. new value object, etc) * @see BarDao#transformEntity(int, Bar) */ public Object transformEntity(final int transform, final Bar entity) { Object target = null; if (entity != null) { switch (transform) { case TRANSFORM_BARVO: target = toBarVO(entity); break; case BarDao.TRANSFORM_NONE: // fall-through default: target = entity; } } return target; } /** * {@inheritDoc} */ @Override public void transformEntities(final int transform, final Collection<?> entities) { switch (transform) { case TRANSFORM_BARVO: toBarVOCollection(entities); break; case BarDao.TRANSFORM_NONE: // fall-through default: // do nothing; } } /** * @see BarDao#toEntities(Collection) */ public void toEntities(final Collection<?> results) { if (results != null) { CollectionUtils.transform(results, this.ENTITYTRANSFORMER); } } /** * This anonymous transformer is designed to transform report query results * (which result in an array of entities) to {@link Bar} * using the Jakarta Commons-Collections Transformation API. */ private Transformer ENTITYTRANSFORMER = new Transformer() { public Object transform(Object input) { Object result = null; if (input instanceof Object[]) { result = toEntity((Object[]) input); } else if (input instanceof Bar) { result = input; } return result; } }; /** * @param row * @return Bar */ protected Bar toEntity(Object[] row) { Bar target = null; if (row != null) { final int numberOfObjects = row.length; for (int ctr = 0; ctr < numberOfObjects; ctr++) { final Object object = row[ctr]; if (object instanceof Bar) { target = (Bar) object; break; } } } return target; } /** * {@inheritDoc} */ @Override public final Collection toBarVOCollection(Collection<?> entities) { Collection result = new ArrayList<BarVO>(); if (entities != null) { CollectionUtils.transform(entities, this.BARVO_TRANSFORMER); result.addAll((Collection) entities); } return result; } /** * {@inheritDoc} */ @Override @SuppressWarnings({ "unchecked" }) public final BarVO[] toBarVOArray(Collection<?> entities) { BarVO[] result = null; if (entities != null) { // Unchecked transformation: reuses entities Collection final Collection collection = new ArrayList(entities); this.toBarVOCollection(collection); result = (BarVO[]) collection.toArray(new BarVO[collection.size()]); } return result; } /** * Default implementation for transforming the results of a report query into a value object. This * implementation exists for convenience reasons only. It needs only be overridden in the * {@link BarDaoImpl} class if you intend to use reporting queries. * @param row * @return toBarVO(this.toEntity(row)) * @see BarDao#toBarVO(Bar) */ protected BarVO toBarVO(Object[] row) { return this.toBarVO(this.toEntity(row)); } /** * This anonymous transformer is designed to transform entities or report query results * (which result in an array of objects) to {@link BarVO} * using the Jakarta Commons-Collections Transformation API. */ private Transformer BARVO_TRANSFORMER = new Transformer() { public Object transform(Object input) { Object result = null; if (input instanceof Bar) { result = toBarVO((Bar) input); } else if (input instanceof Object[]) { result = toBarVO((Object[]) input); } return result; } }; /** * {@inheritDoc} */ @Override public final void barVOToEntityCollection(Collection<?> instances) { if (instances != null) { for (final Iterator<?> iterator = instances.iterator(); iterator.hasNext();) { // - remove an objects that are null or not of the correct instance if (!(iterator.next() instanceof BarVO)) { iterator.remove(); } } CollectionUtils.transform(instances, this.BarVOToEntityTransformer); } } private final Transformer BarVOToEntityTransformer = new Transformer() { public Object transform(Object input) { return barVOToEntity((BarVO) input); } }; /** * {@inheritDoc} */ @Override public void toBarVO(Bar source, BarVO target) { target.setDateTime(source.getDateTime()); target.setOpen(source.getOpen()); target.setHigh(source.getHigh()); target.setLow(source.getLow()); target.setClose(source.getClose()); target.setAdjClose(source.getAdjClose()); target.setVol(source.getVol()); target.setOpenInterest(source.getOpenInterest()); } /** * {@inheritDoc} */ @Override public BarVO toBarVO(final Bar entity) { BarVO target = null; if (entity != null) { target = new BarVO(); this.toBarVO(entity, target); } return target; } /** * {@inheritDoc} */ @Override public void barVOToEntity(BarVO source, Bar target, boolean copyIfNull) { if (copyIfNull || source.getOpen() != null) { target.setOpen(source.getOpen()); } if (copyIfNull || source.getHigh() != null) { target.setHigh(source.getHigh()); } if (copyIfNull || source.getLow() != null) { target.setLow(source.getLow()); } if (copyIfNull || source.getClose() != null) { target.setClose(source.getClose()); } if (copyIfNull || source.getAdjClose() != null) { target.setAdjClose(source.getAdjClose()); } if (copyIfNull || source.getVol() != 0) { target.setVol(source.getVol()); } if (copyIfNull || source.getOpenInterest() != 0) { target.setOpenInterest(source.getOpenInterest()); } if (copyIfNull || source.getDateTime() != null) { target.setDateTime(source.getDateTime()); } } /** * Gets the current <code>principal</code> if one has been set, * otherwise returns <code>null</code>. * * @return the current principal */ protected Principal getPrincipal() { return PrincipalStore.get(); } /** * {@inheritDoc} */ @Override @SuppressWarnings({ "unchecked" }) public PaginationResult search(final int transform, final int pageNumber, final int pageSize, final Search search) { try { search.setPageNumber(pageNumber); search.setPageSize(pageSize); final PropertySearch propertySearch = new PropertySearch(this.getSession(false), BarImpl.class, search); final List results = propertySearch.executeAsList(); this.transformEntities(transform, results); return new PaginationResult(results.toArray(new Object[results.size()]), propertySearch.getTotalCount()); } catch (HibernateException ex) { throw super.convertHibernateAccessException(ex); } } /** * {@inheritDoc} */ @Override public PaginationResult search(final int pageNumber, final int pageSize, final Search search) { return this.search(BarDao.TRANSFORM_NONE, pageNumber, pageSize, search); } /** * {@inheritDoc} */ @Override public Set<?> search(final int transform, final Search search) { try { final PropertySearch propertySearch = new PropertySearch(this.getSession(false), BarImpl.class, search); final Set<?> results = propertySearch.executeAsSet(); this.transformEntities(transform, results); return results; } catch (HibernateException ex) { throw super.convertHibernateAccessException(ex); } } /** * {@inheritDoc} */ @Override @SuppressWarnings("unchecked") public Set<Bar> search(final Search search) { return (Set<Bar>) this.search(BarDao.TRANSFORM_NONE, search); } /** * Executes and returns the given Hibernate queryObject as a {@link PaginationResult} instance. * @param queryObject * @param transform * @param pageNumber * @param pageSize * @return PaginationResult */ @SuppressWarnings({ "unchecked" }) protected PaginationResult getPaginationResult(final Query queryObject, final int transform, int pageNumber, int pageSize) { try { final ScrollableResults scrollableResults = queryObject.scroll(); scrollableResults.last(); int totalCount = scrollableResults.getRowNumber(); totalCount = totalCount >= 0 ? totalCount + 1 : 0; if (pageNumber > 0 && pageSize > 0) { queryObject.setFirstResult(this.calculateFirstResult(pageNumber, pageSize)); queryObject.setMaxResults(pageSize); } // Unchecked transformation because Set object is reused, cannot be strongly typed. Set results = new LinkedHashSet(queryObject.list()); transformEntities(transform, results); return new PaginationResult(results.toArray(new Object[results.size()]), totalCount); } catch (HibernateException ex) { throw super.convertHibernateAccessException(ex); } } // spring-hibernate-dao-base merge-point }