243 lines
7.9 KiB
Java
243 lines
7.9 KiB
Java
/**
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*
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*/
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package org.gcube.portlets.user.speciesdiscovery.server.persistence;
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import java.sql.SQLException;
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import java.util.ArrayList;
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import java.util.Iterator;
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import java.util.List;
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import javax.persistence.EntityManager;
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import javax.persistence.Query;
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import javax.persistence.criteria.CriteriaBuilder;
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import javax.persistence.criteria.CriteriaQuery;
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import javax.persistence.criteria.Predicate;
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import org.apache.log4j.Logger;
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import org.gcube.portlets.user.speciesdiscovery.server.persistence.dao.AbstractPersistence;
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import org.gcube.portlets.user.speciesdiscovery.server.session.FilterableFetchingBuffer;
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import org.gcube.portlets.user.speciesdiscovery.shared.MainTaxonomicRankEnum;
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import org.gcube.portlets.user.speciesdiscovery.shared.ResultRow;
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import org.gcube.portlets.user.speciesdiscovery.shared.Taxon;
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import org.gcube.portlets.user.speciesdiscovery.shared.filter.FilterCriteria;
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import org.gcube.portlets.user.speciesdiscovery.shared.filter.ResultFilter;
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import org.gcube.portlets.user.speciesdiscovery.shared.util.NormalizeString;
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/**
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* @author "Federico De Faveri defaveri@isti.cnr.it"
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*
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*/
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public class ResultRowBuffer extends AbstractSelectableDaoBuffer<ResultRow> implements FilterableFetchingBuffer<ResultRow> {
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protected Logger logger = Logger.getLogger(ResultRowBuffer.class);
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private AbstractPersistence<Taxon> taxonDao;
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private int filteredListSize = 0;
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public ResultRowBuffer(AbstractPersistence<ResultRow> dao, AbstractPersistence<Taxon> taxonDao)
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{
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super(dao, ResultRow.ID_FIELD, ResultRow.SELECTED);
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this.taxonDao = taxonDao;
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}
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/**
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* {@inheritDoc}
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* @throws Exception
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*/
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@Override
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public void add(ResultRow row) throws Exception{
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//FOR DEBUG
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// logger.trace("Add item "+ row.getServiceId());
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logger.trace("Add item "+ row.getId() + " service id: " +row.getServiceId());
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super.add(row);
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}
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public int getFilteredListSize() throws SQLException
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{
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return filteredListSize;
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}
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//TODO MODIFIED
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@Override
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public List<ResultRow> getFilteredList(FilterCriteria filterCriteria) throws SQLException {
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ResultFilter activeFiltersObject = (ResultFilter) filterCriteria;
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List<ResultRow> list = new ArrayList<ResultRow>();
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Iterator<ResultRow> iterator = null;
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String value;
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if(activeFiltersObject!=null){
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//FILTER BY CLASSIFICATION
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if(activeFiltersObject.isByClassification()){
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// List<Integer> listId = activeFiltersObject.getListByClassification();
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int counter = activeFiltersObject.getNumberOfData();
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logger.trace("in classification filter - counter: "+counter);
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logger.trace("in classification filter - rank: "+activeFiltersObject.getRankClassification());
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logger.trace("in classification filter - classification id: "+activeFiltersObject.getClassificationId());
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String columName = null;
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if(activeFiltersObject.getRankClassification().compareTo(MainTaxonomicRankEnum.KINGDOM.getLabel())==0)
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columName = ResultRow.KINGDOM_ID;
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else if(activeFiltersObject.getRankClassification().compareTo(MainTaxonomicRankEnum.FAMILY.getLabel())==0)
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columName = ResultRow.FAMILY_ID;
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else if(activeFiltersObject.getRankClassification().compareTo(MainTaxonomicRankEnum.GENUS.getLabel())==0)
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columName = ResultRow.GENUS_ID;
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else if(activeFiltersObject.getRankClassification().compareTo(MainTaxonomicRankEnum.CLASS.getLabel())==0)
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columName = ResultRow.CLASS_ID;
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else if(activeFiltersObject.getRankClassification().compareTo(MainTaxonomicRankEnum.ORDER.getLabel())==0)
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columName = ResultRow.ORDER_ID;
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else if(activeFiltersObject.getRankClassification().compareTo(MainTaxonomicRankEnum.PHYLUM.getLabel())==0)
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columName = ResultRow.PHYLUM_ID;
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else if(activeFiltersObject.getRankClassification().compareTo(MainTaxonomicRankEnum.SPECIES.getLabel())==0)
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columName = ResultRow.SPECIES_ID;
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// logger.trace("in classification filter - columName: "+columName);
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try {
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CriteriaBuilder queryBuilder = dao.getCriteriaBuilder();
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Query query = dao.createNewManager().createQuery("select r FROM ResultRow r where r."+columName+ "='"+activeFiltersObject.getClassificationId()+"'");
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//
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query.setMaxResults(counter);
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iterator = query.getResultList().iterator();
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// logger.trace("in classification filter - statement: "+queryBuilder.where().eq(columName, activeFiltersObject.getClassificationId()).getStatement());
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} catch (Exception e) {
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logger.error("Error in activeFiltersObject.isByClassification(): "+e, e);
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}
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//FILTER BY DATA PROVIDER
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}else if(activeFiltersObject.isByDataProvider()){
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try {
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CriteriaBuilder queryBuilder = dao.getCriteriaBuilder();
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value = activeFiltersObject.getDataProviderName();
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CriteriaQuery<Object> cq = queryBuilder.createQuery();
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Predicate pr1 = queryBuilder.equal(dao.rootFrom(cq).get(ResultRow.DATAPROVIDER_NAME), value);
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cq.where(pr1);
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//TODO FIXME empty value
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logger.trace("FILTER BY DATA PROVIDER: "+ value );
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iterator = dao.executeCriteriaQuery(cq).iterator();
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} catch (Exception e) {
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logger.error("Error in activeFiltersObject.isByDataProvider(): "+e, e);
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e.printStackTrace();
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}
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//FILTER BY DATA SOURCE
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}else if(activeFiltersObject.isByDataSourceName()){
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try {
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CriteriaBuilder queryBuilder = dao.getCriteriaBuilder();
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value = activeFiltersObject.getDataSourceName();
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CriteriaQuery<Object> cq = queryBuilder.createQuery();
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Predicate pr1 = queryBuilder.equal(dao.rootFrom(cq).get(ResultRow.DATASOURCE_NAME), NormalizeString.validateUndefined(value));
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cq.where(pr1);
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logger.trace("FILTER BY DATA DATA SOURCE NAME: "+ value );
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iterator = dao.executeCriteriaQuery(cq).iterator();
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} catch (Exception e) {
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logger.error("Error in activeFiltersObject.isByDataSourceName(): "+e, e);
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e.printStackTrace();
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}
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//FILTER BY RANK
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}else if(activeFiltersObject.isByRank()){
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try {
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CriteriaBuilder queryBuilder = taxonDao.getCriteriaBuilder();
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value = activeFiltersObject.getRankName();
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// value = NormalizeString.lowerCaseUpFirstChar(activeFiltersObject.getRankName());
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CriteriaQuery<Object> cq = queryBuilder.createQuery();
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Predicate pr1 = queryBuilder.equal(taxonDao.rootFrom(cq).get(Taxon.RANK), NormalizeString.validateUndefined(value));
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cq.where(pr1);
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Iterator<Taxon> iteratorTaxon = taxonDao.executeCriteriaQuery(cq).iterator();
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logger.trace("in rank filter - value: "+value);
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List<Integer> listTaxonId = new ArrayList<Integer>();
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if(iteratorTaxon!=null){
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while(iteratorTaxon.hasNext()){
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Taxon tax = iteratorTaxon.next();
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listTaxonId.add(tax.getId());
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}
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}
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logger.trace("in rank filter - listTaxonId size: "+listTaxonId.size());
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queryBuilder = dao.getCriteriaBuilder();
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cq = queryBuilder.createQuery();
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pr1 = dao.rootFrom(cq).get(ResultRow.PARENT_FOREIGN_KEY_TAXON).in(listTaxonId);
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cq.where(pr1);
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iterator = dao.executeCriteriaQuery(cq).iterator();
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} catch (Exception e) {
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logger.error("Error in activeFiltersObject.isByRank(): "+e, e);
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e.printStackTrace();
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}
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}
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if(iterator!=null){
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while(iterator.hasNext()){
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ResultRow row = iterator.next();
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list.add(row);
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}
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filteredListSize = list.size();
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}
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}
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logger.trace("RETURNED List size " + list.size());
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return list;
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}
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@Override
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public void updateAllSelection(boolean selection) throws Exception {
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EntityManager em = dao.createNewManager();
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//TODO use filterMap
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try {
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em.getTransaction().begin();
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int updateCount = em.createQuery("UPDATE ResultRow SET " + ResultRow.SELECTED + " = "+ selection).executeUpdate();
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logger.trace("Updated " + updateCount + " item");
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em.getTransaction().commit();
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} finally {
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if (em.getTransaction().isActive())
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em.getTransaction().rollback();
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em.close();
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}
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}
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}
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