Eclipse快速上手EJB -- 5. 一对多的双向关系的CMR（2）

(); props.put(InitialContext.INITIAL_CONTEXT_FACTORY, "org.jnp.interfaces.NamingContextFactory"); props.put(InitialContext.PROVIDER_URL, "jnp://127.0.0.1:1099"); // This establishes the security for authorization/authentication // props.put(InitialContext.SECURITY_PRINCIPAL,"username"); // props.put(InitialContext.SECURITY_CREDENTIALS,"password"); InitialContext initialContext = new InitialContext(props); return initialContext; } public void testBean() { try { javamxj.ejb.cmp.UserManagement userMgmt = getHome().create(); createUsers(userMgmt); System.out.println("输出group表中的组名："); printList(userMgmt.getGroups()); System.out.println("改动前，通过 ejb.finder 输出组别为IT的用户"); printList(userMgmt.getUserIDsInGroup1("IT")); System.out.println("改动：将lisi@bbb.ccc添加到IT组"); userMgmt.moveUserToGroup("lisi@bbb.ccc", "IT"); System.out.println("改动后，通过 ejb.select 输出组别为IT的用户"); printList(userMgmt.getUserIDsInGroup2("IT")); System.out.println("通过用户组给用户增加权限"); userMgmt.addRoleToUsers("IT", "manager"); System.out.println("验证用户所在组"); if (userMgmt.inGroup("javamxj@yahoo.com.cn", "IT")) { System.out.println("javamxj is in the IT group"); } else if (userMgmt.inGroup("javamxj@yahoo.com.cn", "marketing")) { System.out.println("javamxj is now in the marketing group"); } } catch (RemoteException e) { e.printStackTrace(); } catch (CreateException e) { e.printStackTrace(); } catch (NamingException e) { e.printStackTrace(); } catch (FinderException e) { e.printStackTrace(); } } // 创建用户 public static void createUsers(UserManagement userMgmt) throws RemoteException, CreateException { System.out.println("向Group表中添加数据"); userMgmt.createGroup("Marketing", "市场组"); userMgmt.createGroup("Engineering", "工程组"); userMgmt.createGroup("Sales", "销售组"); userMgmt.createGroup("IT", "信息科技组"); } // 输出ArrayList private static void printList(ArrayList list) { Iterator i = list.iterator(); while

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