public Object process(InvocableMap.Entry entry) {
Vet vet = (Vet) entry.getValue();
if (vet.getSpecialties().contains(specialty)) {
return false;
}
vet.addSpecialty(specialty);
return true;
}
/**
* Refresh the cache of Vets that the Clinic is holding.
*
* @see org.springframework.samples.petclinic.Clinic#getVets()
*/
@ManagedOperation
@Transactional(readOnly = true)
public void refreshVetsCache() throws DataAccessException {
synchronized (this.vets) {
this.logger.info("Refreshing vets cache");
// Retrieve the list of all vets.
this.vets.clear();
this.vets.addAll(
this.simpleJdbcTemplate.query(
"SELECT id, first_name, last_name FROM vets ORDER BY last_name,first_name",
ParameterizedBeanPropertyRowMapper.newInstance(Vet.class)));
// Retrieve the list of all possible specialties.
final List<Specialty> specialties =
this.simpleJdbcTemplate.query(
"SELECT id, name FROM specialties",
ParameterizedBeanPropertyRowMapper.newInstance(Specialty.class));
// Build each vet's list of specialties.
for (Vet vet : this.vets) {
final List<Integer> vetSpecialtiesIds =
this.simpleJdbcTemplate.query(
"SELECT specialty_id FROM vet_specialties WHERE vet_id=?",
new ParameterizedRowMapper<Integer>() {
public Integer mapRow(ResultSet rs, int row) throws SQLException {
return Integer.valueOf(rs.getInt(1));
}
},
vet.getId().intValue());
for (int specialtyId : vetSpecialtiesIds) {
Specialty specialty = EntityUtils.getById(specialties, Specialty.class, specialtyId);
vet.addSpecialty(specialty);
}
}
}
}