@Test
public void departmentTest() throws Exception {
Department dpNew = new Department();
em.getTransaction().begin();
dpNew.setName("Bob's Department");
dpNew.setLocation("Baltimore");
em.persist(dpNew);
em.getTransaction().commit();
int newId = dpNew.getId();
// test earlier persist
Department dpLoad1 = em.find(Department.class, newId);
assertEquals(dpLoad1.getId(), newId);
assertEquals("Insert didn't work", dpLoad1.getName(), "Bob's Department");
assertEquals("Insert didn't work", dpLoad1.getLocation(), "Baltimore");
// test update
em.getTransaction().begin();
dpLoad1.setName("Phil's Department");
dpLoad1.setLocation("Philadelphia");
em.getTransaction().commit();
Department dpLoad2 = em.find(Department.class, newId);
assertEquals(dpLoad2.getId(), newId);
assertEquals("Update didn't work", dpLoad2.getName(), "Phil's Department");
assertEquals("Update didn't work", dpLoad2.getLocation(), "Philadelphia");
em.getTransaction().begin();
em.remove(dpLoad1);
em.getTransaction().commit();
Department shouldBeNull = em.find(Department.class, newId);
assertNull("Delete didn't work", shouldBeNull);
}
public static void main(String[] args) {
ApplicationContext ac =
new ClassPathXmlApplicationContext("com/tyy/spring4/tag/util/beans.xml");
Employee e1 = ac.getBean("employee1", Employee.class);
Employee e2 = ac.getBean("employee2", Employee.class);
Department depart = (Department) ac.getBean("department");
System.out.println(e1);
System.out.println(e2);
System.out.println("Department: " + depart.getId() + " " + depart.getName());
System.out.println("\nArray:");
for (Employee e : depart.getEmployeeArray()) {
System.out.println(e);
}
System.out.println("\nList:");
System.out.println(depart.getEmployeeList().getClass());
for (Employee e : depart.getEmployeeList()) {
System.out.println(e);
}
// Set元素具有唯一性，多次添加不会报错，但无效（本例中应该重写Employee的equals方法和hashCode方法）
System.out.println("\nSet:");
System.out.println(depart.getEmployeeSet().getClass());
for (Employee e : depart.getEmployeeSet()) {
System.out.println(e);
}
System.out.println("\nMap:");
System.out.println(depart.getEmployeeMap().getClass());
for (Entry<String, Employee> entry : depart.getEmployeeMap().entrySet()) {
System.out.println("key: " + entry.getKey() + "; value: " + entry.getValue());
}
System.out.println("\nProperties:");
System.out.println(depart.getEmployeeProperties().getClass());
Properties prop = depart.getEmployeeProperties();
Enumeration<String> propNames = (Enumeration<String>) prop.propertyNames();
while (propNames.hasMoreElements()) {
String propName = propNames.nextElement();
System.out.println("Property -> key: " + propName + ", value: " + prop.getProperty(propName));
}
}
private void setDepartment(Department department) {
geographicalDepartment.setValue(department != null ? department.getParent().getId() : null);
this.department.setValue(department != null ? department.getId() : null);
}
@Override
public void build(
JsonObjectBuilder pBuilder, Examiner pReadOnly, UriInfo pUriInfo, LocalCache pLocalCache) {
if (pReadOnly.getId() != null) {
pBuilder.add("id", pReadOnly.getId());
}
Course course =
(Course)
pLocalCache.cache(() -> pReadOnly.getCourse(), pReadOnly.getCourseId(), Course.class);
pBuilder.add("courseId", course.getId());
pBuilder.add("courseNo", course.getNo());
pBuilder.add("courseTitle", course.getTitle());
pBuilder.add("courseCrHr", course.getCrHr());
pBuilder.add("year", course.getYear());
pBuilder.add("semester", course.getSemester());
pBuilder.add("syllabusId", course.getSyllabusId());
if (!StringUtils.isEmpty(pReadOnly.getPreparerId())) {
Teacher teacher =
(Teacher)
pLocalCache.cache(
() -> pReadOnly.getPreparer(), pReadOnly.getPreparerId(), Teacher.class);
pBuilder.add("preparerId", teacher.getId());
pBuilder.add("preparerName", teacher.getName());
}
if (!StringUtils.isEmpty(pReadOnly.getScrutinizerId())) {
Teacher teacher =
(Teacher)
pLocalCache.cache(
() -> pReadOnly.getScrutinizer(), pReadOnly.getScrutinizerId(), Teacher.class);
pBuilder.add("scrutinizerId", teacher.getId());
pBuilder.add("scrutinizerName", teacher.getName());
}
Department department =
(Department)
pLocalCache.cache(
() -> course.getOfferedBy(), course.getOfferedDepartmentId(), Department.class);
pBuilder.add("courseOfferedByDepartmentId", department.getId());
pBuilder.add("courseOfferedByDepartmentName", department.getShortName());
Syllabus syllabus =
(Syllabus)
pLocalCache.cache(() -> course.getSyllabus(), course.getSyllabusId(), Syllabus.class);
Program program =
(Program)
pLocalCache.cache(() -> syllabus.getProgram(), syllabus.getProgramId(), Program.class);
Department offeredToDepartment =
(Department)
pLocalCache.cache(
() -> program.getDepartment(), program.getDepartmentId(), Department.class);
pBuilder.add("courseOfferedToDepartmentId", offeredToDepartment.getId());
pBuilder.add("courseOfferedToDepartmentName", offeredToDepartment.getShortName());
}
