hirondelle.fish.exercise.html5
Class PersonDAO

Object
  hirondelle.fish.exercise.html5.PersonDAO

final class PersonDAO
extends Object

Data Access Object (DAO) for Person objects. This implementation is a stub, which only uses objects in memory, in static scope. No real persistence occurs. This class should synchronize on the shared data, but that is left out.

Constructor Summary

PersonDAO()

Method Summary

(package private) void	add(Person aPerson) Add a new Person to the database.
(package private) void	change(Person aPerson) Update an existing Person.
(package private) void	delete(Id aPersonId) Delete a single Person.
Person	fetch(Id aPersonId) Return a single Person identified by its id.
(package private) Collection<Person>	list()

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

PersonDAO

PersonDAO()

Method Detail

list

Collection<Person> list()
                  throws DAOException

Throws:

DAOException

fetch

public Person fetch(Id aPersonId)

Return a single Person identified by its id.

add

void add(Person aPerson)
   throws ModelCtorException

Add a new Person to the database. The name must be unique.

Throws:

ModelCtorException

change

void change(Person aPerson)
      throws DAOException,
             DuplicateException

Update an existing Person.

Throws:

DAOException

DuplicateException

delete

void delete(Id aPersonId)
      throws DAOException

Delete a single Person.

Throws:

DAOException