Entrega final

src/main/java/com/stock/dao/UsuarioDAO.java

src/main/java/com/stock/dao/UsuarioDAOImpl.java

src/main/java/com/stock/model/Base.java

src/main/java/com/stock/model/Usuario.java

src/main/java/com/stock/resources/FamProdResource.java

src/main/java/com/stock/resources/Filtro.java

src/main/java/com/stock/resources/LoginServicio.java

src/main/java/com/stock/resources/MateriaPrimaResource.java

src/main/java/com/stock/resources/UsuariosResource.java

src/main/java/com/stock/singleton/SingletonManFact.java

src/main/resources/META-INF/persistence.xml

src/main/webapp/WEB-INF/web.xml