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1 package demo.bank.transaction.implicit;
2
3 import java.io.*;
4 import org.omg.CosNaming.*;
5 import org.omg.CORBA.ORB  ;
6 import org.omg.PortableServer.POA ;
7
8 public class Client
9 {
10
11 public static Account open(String name,
12 float initial_deposit,
13 POA poa,
14 ORB orb, boolean nasty)
15 {
16 try
17 {
18 AccountImpl acc =
19 new AccountImpl(orb, name, initial_deposit, nasty);
20
21 org.omg.CORBA.Object o = poa.servant_to_reference(acc);
22 return acc._this(orb);
23 }
24 catch( Exception e )
25 {
26 e.printStackTrace();
27 throw new org.omg.CORBA.UNKNOWN ();
28 }
29 }
30
31 public static void main( String [] args )
32 {
33 try
34 {
35 TheBank bank;
36 AccountManager acc_mgr;
37 java.util.Properties props =
38 new java.util.Properties ();
39 props.put("org.omg.PortableInterceptor.ORBInitializerClass.TSServerInit",
40 "org.jacorb.transaction.TransactionInitializer");
41
42 ORB orb = ORB.init(args,props);
43
44 NamingContextExt nc = NamingContextExtHelper.narrow
45 (orb.resolve_initial_references("NameService"));
46 NameComponent [] name =
47 new NameComponent[1];
48 name[0] =
49 new NameComponent("DigiBank", "server");
50
51 acc_mgr = AccountManagerHelper.narrow( nc.resolve(name));
52
53 POA poa = (POA ) orb.resolve_initial_references("RootPOA");
54 poa.the_POAManager().activate();
55
56 System.out.println("> Opening Accounts Acc1 and Acc 2.");
57
58 Account a1 = open("Acc1", (float)199.99, poa, orb, true);
59 Account a2 = open("Acc2", (float)50.08, poa, orb, false);
60
61 System.out.println("\n--- Balances ---");
62 System.out.println("Acc1 : " + a1.balance() );
63 System.out.println("Acc2 : " + a2.balance() );
64
65 bank = TheBankHelper.narrow(acc_mgr );
66
67 boolean ok = false;
68 do{
69 System.out.println("> Transfer 100,- from Acc 1 to Acc 2.");
70 try{
71 bank.transfer(a1, a2, 100);
72 ok = true;
73 }catch (Throwable e){
74 System.out.println("Got: " + e);
75 }
76 }while (! ok);
77
78 System.out.println("\n--- Balances ---");
79 System.out.println("Acc1 : " + a1.balance() );
80 System.out.println("Acc2 : " + a2.balance() );
81
82 do
83 {
84 System.out.println("> Transfer 50,- from Acc 2 to Acc 1.");
85 try
86 {
87 bank.transfer(a2, a1, 50);
88 ok = true;
89 }
90 catch (Throwable e){
91 System.out.println("Got: " + e);
92 }
93 }
94 while (! ok);
95
96 System.out.println("\n--- Balances ---");
97 System.out.println("Acc1 : " + a1.balance() );
98 System.out.println("Acc2 : " + a2.balance() );
99 }
100 catch ( Exception e )
101 {
102 e.printStackTrace();
103 }
104 }
105 }
106 |
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