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package DNPM.services;
import DNPM.dto.Studie;
import org.springframework.jdbc.core.JdbcTemplate;
import javax.sql.DataSource;
import java.util.List;
/**
* Standardimplementierung zum Ermitteln von Studien
*
* @since 0.0.2
*/
public class DefaultStudienService implements StudienService {
private final JdbcTemplate jdbcTemplate;
public DefaultStudienService(final DataSource dataSource) {
this.jdbcTemplate = new JdbcTemplate(dataSource);
}
@Override
public List<Studie> findAll() {
var sql = "SELECT pcc.name, pcv.version_number, TRIM(studie.studien_nummer) AS studien_nummer, studie.startdatum, studie.endedatum, pcve.code, pcve.shortdesc, pcve.description FROM studie "
+ "LEFT JOIN category_entry ce ON ce.version_entry_id = studie.property_version_entry "
+ "LEFT JOIN property_catalogue_category pcc ON pcc.id = ce.category_id "
+ "JOIN property_catalogue_version_entry pcve ON pcve.id = studie.property_version_entry "
+ "JOIN property_catalogue_version pcv ON pcv.id = pcve.property_version_id "
+ "JOIN property_catalogue pc ON pc.id = pcv.datacatalog_id "
+ "WHERE pc.name = 'OS.Studien'"
+ "ORDER BY TRIM(studie.studien_nummer)";
return this.jdbcTemplate.query(sql, (resultSet, i) -> new Studie(
resultSet.getString("name"),
resultSet.getInt("version_number"),
resultSet.getString("code"),
resultSet.getString("studien_nummer"),
resultSet.getString("shortdesc"),
resultSet.getString("description")
));
}
@Override
public List<Studie> findByQuery(String query) {
var sql = "SELECT pcc.name, pcv.version_number, TRIM(studie.studien_nummer) AS studien_nummer, studie.startdatum, studie.endedatum, pcve.code, pcve.shortdesc, pcve.description FROM studie "
+ "LEFT JOIN category_entry ce ON ce.version_entry_id = studie.property_version_entry "
+ "LEFT JOIN property_catalogue_category pcc ON pcc.id = ce.category_id "
+ "JOIN property_catalogue_version_entry pcve ON pcve.id = studie.property_version_entry "
+ "JOIN property_catalogue_version pcv ON pcv.id = pcve.property_version_id "
+ "JOIN property_catalogue pc ON pc.id = pcv.datacatalog_id "
+ "WHERE pc.name = 'OS.Studien' AND (pcve.shortdesc LIKE ? OR pcve.description LIKE ? OR studie.studien_nummer LIKE ?)"
+ "ORDER BY TRIM(studie.studien_nummer)";
var like = String.format("%%%s%%", query);
return this.jdbcTemplate.query(sql, new Object[]{like, like, like}, (resultSet, i) -> new Studie(
resultSet.getString("name"),
resultSet.getInt("version_number"),
resultSet.getString("code"),
resultSet.getString("studien_nummer"),
resultSet.getString("shortdesc"),
resultSet.getString("description")
));
}
}
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