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Add JdbcSpecialtyRepositoryExtImpl implementation

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vfedoriv 2016-11-01 16:46:49 +02:00
parent b912cca00f
commit fa2be4a5ee
1 changed files with 86 additions and 39 deletions
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61
src/main/java/org/springframework/samples/petclinic/repository/jdbc/JdbcSpecialtyRepositoryExtImpl.java
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@ -1,9 +1,20 @@
package org.springframework.samples.petclinic.repository.jdbc;
import java.util.Collection;
import java.util.HashMap;
import java.util.Map;
import javax.sql.DataSource;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.dao.DataAccessException;
import org.springframework.dao.EmptyResultDataAccessException;
import org.springframework.jdbc.core.BeanPropertyRowMapper;
import org.springframework.jdbc.core.namedparam.BeanPropertySqlParameterSource;
import org.springframework.jdbc.core.namedparam.NamedParameterJdbcTemplate;
import org.springframework.jdbc.core.simple.SimpleJdbcInsert;
import org.springframework.orm.ObjectRetrievalFailureException;
import org.springframework.samples.petclinic.model.Specialty;
import org.springframework.samples.petclinic.repository.SpecialtyRepositoryExt;
import org.springframework.stereotype.Repository;
@ -12,28 +23,64 @@ import org.springframework.stereotype.Repository;
@Qualifier("SpecialtyRepositoryExt")
public class JdbcSpecialtyRepositoryExtImpl implements SpecialtyRepositoryExt {
private NamedParameterJdbcTemplate namedParameterJdbcTemplate;
private SimpleJdbcInsert insertSpecialty;
@Autowired
public JdbcSpecialtyRepositoryExtImpl(DataSource dataSource) {
// TODO Auto-generated constructor stub
this.namedParameterJdbcTemplate = new NamedParameterJdbcTemplate(dataSource);
this.insertSpecialty = new SimpleJdbcInsert(dataSource)
.withTableName("specialties")
.usingGeneratedKeyColumns("id");
}
@Override
public Specialty findById(int id) {
// TODO Auto-generated method stub
return null;
Specialty specialty;
try {
Map<String, Object> params = new HashMap<>();
params.put("id", id);
specialty = this.namedParameterJdbcTemplate.queryForObject(
"SELECT id, name FROM specialties WHERE id= :id",
params,
BeanPropertyRowMapper.newInstance(Specialty.class));
} catch (EmptyResultDataAccessException ex) {
throw new ObjectRetrievalFailureException(Specialty.class, id);
}
return specialty;
}
@Override
public Collection<Specialty> findAll() throws DataAccessException {
// TODO Auto-generated method stub
return null;
Map<String, Object> params = new HashMap<>();
return this.namedParameterJdbcTemplate.query(
"SELECT id, name FROM specialties",
params,
BeanPropertyRowMapper.newInstance(Specialty.class));
}
@Override
public void save(Specialty specialty) throws DataAccessException {
// TODO Auto-generated method stub
// TODO not sure - need verify correct insert
BeanPropertySqlParameterSource parameterSource = new BeanPropertySqlParameterSource(specialty);
if (specialty.isNew()) {
Number newKey = this.insertSpecialty.executeAndReturnKey(parameterSource);
specialty.setId(newKey.intValue());
} else {
this.namedParameterJdbcTemplate.update("UPDATE specialties SET name=:name WHERE id=:id",
parameterSource);
}
}
@Override
public void delete(Specialty specialty) throws DataAccessException {
// TODO Auto-generated method stub
Map<String, Object> params = new HashMap<>();
params.put("id", specialty.getId());
this.namedParameterJdbcTemplate.update("DELETE FROM specialties WHERE id=:id", params);
}
}