// Truy vấn các nhân viên trong 1 phòng ban
public static Set<Emp> queryEmployees(int deptNo) {
for (Dept dept : DEPARTMENTS) {
if (deptNo == dept.getDeptNo()) {
return dept.getEmployees();
}
}
return null;
}
public Course insert(int cid, String title, Dept dept) {
try {
// make sure that the cid is currently unused
if (find(cid) != null) return null;
String cmd = "insert into COURSE(CId, Title, DeptId) " + "values(?, ?, ?, ?)";
PreparedStatement pstmt = conn.prepareStatement(cmd);
pstmt.setInt(1, cid);
pstmt.setString(2, title);
pstmt.setInt(3, dept.getId());
pstmt.executeUpdate();
return new Course(this, cid, title, dept);
} catch (SQLException e) {
dbm.cleanup();
throw new RuntimeException("error inserting new course", e);
}
}
public void testDepartmentService() {
DeptService svc = null;
try {
Context ctx = getInitialContext();
svc = (DeptService) ctx.lookup(sessionBean);
} catch (NamingException e) {
fail("DeptService lookup failed: " + e);
}
defineXSD();
Dept dept = svc.getDept(30);
if (dept == null) {
fail("Department [30] was not returned by the service.");
}
dept.setDeptno(dept.getDeptno() + 1);
dept.setDname(dept.getDname() + "'");
dept.setLoc(dept.getLoc() + "'");
assertTrue("Department [30] update was unsuccessful.", svc.updateDept(dept));
}
public void removeDept(Dept dept) {
dept = em.find(Dept.class, dept.getDeptno());
em.remove(dept);
}
// Mô phỏng dữ liệu trong database
private static void initDate() {
Dept accountingDept = new Dept(10, "ACCOUNTING", "NEW YORK");
accountingDept.addEmployee(new Emp(7782, "CLARK", "MANAGER", "6/9/1981", 2450.00F));
accountingDept.addEmployee(new Emp(7839, "KING", "PRESIDENT", "11/17/1981", 5000.00F));
accountingDept.addEmployee(new Emp(7934, "MILLER", "CLERK", "6/9/1981", 1300.00F));
//
Dept reseachDept = new Dept(20, "RESEARCH", "DALLAS");
reseachDept.addEmployee(new Emp(7369, "SMITH", "CLERK", "12/17/1980", 800.00f));
reseachDept.addEmployee(new Emp(7788, "SCOTT", "ANALYST", "4/19/1987", 3000.00f));
reseachDept.addEmployee(new Emp(7876, "ADAMS", "CLERK", "5/23/1987", 1100.00f));
reseachDept.addEmployee(new Emp(7876, "FORD", "ANALYST", "12/3/1981", 3000.00f));
reseachDept.addEmployee(new Emp(7566, "JONES", "MANAGER", "4/2/1981", 2975.00f));
//
//
Dept salesDept = new Dept(30, "SALES", "CHICAGO");
salesDept.addEmployee(new Emp(7654, "MARTIN", "SALESMAN", "9/28/1981", 1250.00f));
salesDept.addEmployee(new Emp(7499, "ALLEN", "SALESMAN", "2/20/1981", 1600.00f));
salesDept.addEmployee(new Emp(7521, "WARD", "SALESMAN", "2/22/1981", 1250.00f));
salesDept.addEmployee(new Emp(7844, "TURNER", "SALESMAN", "9/8/1981", 1500.00f));
salesDept.addEmployee(new Emp(7900, "JAMES", "CLERK", "12/3/1981", 950.00f));
//
Dept openrationsDept = new Dept(40, "OPERATIONS", "BOSTON");
//
DEPARTMENTS.add(accountingDept);
DEPARTMENTS.add(reseachDept);
DEPARTMENTS.add(salesDept);
DEPARTMENTS.add(openrationsDept);
}