Java tutorial
/* * eGov SmartCity eGovernance suite aims to improve the internal efficiency,transparency, * accountability and the service delivery of the government organizations. * * Copyright (C) 2017 eGovernments Foundation * * The updated version of eGov suite of products as by eGovernments Foundation * is available at http://www.egovernments.org * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see http://www.gnu.org/licenses/ or * http://www.gnu.org/licenses/gpl.html . * * In addition to the terms of the GPL license to be adhered to in using this * program, the following additional terms are to be complied with: * * 1) All versions of this program, verbatim or modified must carry this * Legal Notice. * Further, all user interfaces, including but not limited to citizen facing interfaces, * Urban Local Bodies interfaces, dashboards, mobile applications, of the program and any * derived works should carry eGovernments Foundation logo on the top right corner. * * For the logo, please refer http://egovernments.org/html/logo/egov_logo.png. * For any further queries on attribution, including queries on brand guidelines, * please contact contact@egovernments.org * * 2) Any misrepresentation of the origin of the material is prohibited. It * is required that all modified versions of this material be marked in * reasonable ways as different from the original version. * * 3) This license does not grant any rights to any user of the program * with regards to rights under trademark law for use of the trade names * or trademarks of eGovernments Foundation. * * In case of any queries, you can reach eGovernments Foundation at contact@egovernments.org. * */ package org.egov.ptis.domain.dao.property; import org.egov.infra.admin.master.entity.Boundary; import org.egov.ptis.domain.entity.property.Category; import org.hibernate.Criteria; import org.hibernate.Query; import org.hibernate.Session; import org.hibernate.criterion.CriteriaSpecification; import org.hibernate.criterion.Criterion; import org.hibernate.criterion.Restrictions; import org.springframework.stereotype.Repository; import org.springframework.transaction.annotation.Transactional; import javax.persistence.EntityManager; import javax.persistence.PersistenceContext; import java.util.Date; import java.util.List; @Repository @Transactional(readOnly = true) public class CategoryHibDao implements CategoryDao { public static final String FROM_DATE = "fromDate"; public static final String TO_DATE = "toDate"; @PersistenceContext private EntityManager entityManager; private Session getCurrentSession() { return entityManager.unwrap(Session.class); } @Override public List getAllCategoriesbyHistory() { Query qry = getCurrentSession() .createQuery("from Category C where " + "(C.toDate IS NULL AND C.fromDate <= :currDate) " + "OR " + "(C.fromDate <= :currDate AND C.toDate >= :currDate)) "); qry.setDate("currDate", new Date()); return qry.list(); } @Override public Float getCategoryAmount(Integer usageId, Integer bndryId) { Query qry = null; Float catAmt = null; if (usageId != null && bndryId != null) { qry = getCurrentSession().createQuery( "select C.categoryAmount from Category C left join C.catBoundaries cb left join cb.bndry cbndry where cbndry.id =:bndryId and C.propUsage =:usageId AND (" + "(C.toDate IS NULL AND C.fromDate <= :currDate) " + "OR " + "(C.fromDate <= :currDate AND C.toDate >= :currDate)) "); qry.setInteger("bndryId", bndryId); qry.setInteger("usageId", usageId); qry.setDate("currDate", new Date()); // qry.setInteger("instId",instId); catAmt = (Float) qry.uniqueResult(); } return catAmt; } @Override public Float getCategoryAmountByUsageAndBndryAndDate(Integer usageId, Integer bndryId, Date fromDate) { Query qry = null; Float catAmt = null; if (usageId != null && bndryId != null && fromDate != null) { qry = getCurrentSession().createQuery( "select C.categoryAmount from Category C left join C.catBoundaries cb left join cb.bndry cbndry where cbndry.id =:bndryId and C.propUsage =:usageId AND (" + "(C.toDate IS NULL AND C.fromDate <= :fromDate) " + "OR " + "(C.fromDate <= :fromDate AND C.toDate >= :fromDate)) "); qry.setInteger("bndryId", bndryId); qry.setInteger("usageId", usageId); qry.setDate(FROM_DATE, fromDate); // qry.setInteger("instId",instId); catAmt = (Float) qry.uniqueResult(); } return catAmt; } @Override public Float getCatAmntByPropertyId(String pid) { Query qry = getCurrentSession() .createQuery("select bp.boundary from BasicPropertyImpl bp where bp.upicNo like :pid"); qry.setString("pid", pid); Boundary bndry = (Boundary) qry.uniqueResult(); qry = getCurrentSession().createQuery( "select cat.categoryAmount from BoundaryCategory bCat left join bCat.category cat where bCat.bndry like :bndry"); qry.setEntity("bndry", bndry); Float catAmnt = (Float) qry.uniqueResult(); return catAmnt; } /** * Returns Category object by CategoryName and Usage by passing criterion as * a parameter * * @param criterion * @return Category. **/ @Override public Category getCategoryByCategoryNameAndUsage(Criterion criterion) { Criteria criteria = getCurrentSession().createCriteria(Category.class); Category category = null; if (criterion != null) { Criterion dateCondn1 = Restrictions.and(Restrictions.le(FROM_DATE, new Date()), Restrictions.isNull(TO_DATE)); Criterion dateCondn2 = Restrictions.and(Restrictions.le(FROM_DATE, new Date()), Restrictions.ge(TO_DATE, new Date())); Criterion dateCondn = Restrictions.or(dateCondn1, dateCondn2); criteria.add(criterion); criteria.add(dateCondn); criteria.setResultTransformer(CriteriaSpecification.DISTINCT_ROOT_ENTITY); category = (Category) criteria.uniqueResult(); } return category; } /** * Returns ategory by category amount and usage id by passing criterion as a * parameter * * @param criterion * @return List Category. **/ @Override public List<Category> getCategoryByCatAmtAndUsage(Criterion criterion) { Criteria criteria = getCurrentSession().createCriteria(Category.class); if (criterion != null) { Criterion dateCondn1 = Restrictions.and(Restrictions.le(FROM_DATE, new Date()), Restrictions.isNull(TO_DATE)); Criterion dateCondn2 = Restrictions.and(Restrictions.le(FROM_DATE, new Date()), Restrictions.ge(TO_DATE, new Date())); Criterion dateCondn = Restrictions.or(dateCondn1, dateCondn2); criteria.add(criterion); criteria.add(dateCondn); criteria.setResultTransformer(CriteriaSpecification.DISTINCT_ROOT_ENTITY); } return criteria.list(); } /** * * @param criterion * @return List Category */ @Override public List<Category> getCategoryByRateUsageAndStructClass(Criterion criterion) { Criteria criteria = getCurrentSession().createCriteria(Category.class); if (criterion != null) { criteria.add(criterion); criteria.setResultTransformer(CriteriaSpecification.DISTINCT_ROOT_ENTITY); } return criteria.list(); } @Override public Category findById(Integer id, boolean lock) { return null; } @Override public List<Category> findAll() { return null; } @Override public Category create(Category category) { return null; } @Override public void delete(Category category) { } @Override public Category update(Category category) { return null; } }