1 package org.sim0mq.test;
2
3 import java.util.Arrays;
4
5 import org.sim0mq.Sim0MQException;
6 import org.zeromq.SocketType;
7 import org.zeromq.ZContext;
8 import org.zeromq.ZMQ;
9
10
11
12
13
14
15
16
17
18 public final class Tic
19 {
20
21 private Tic()
22 {
23
24 }
25
26
27
28
29
30 public static void main(final String[] args) throws Sim0MQException
31 {
32 long time = System.currentTimeMillis();
33 int nummessages = 100000;
34 try (ZContext context = new ZContext(1))
35 {
36
37 System.out.println("Connecting to server on port 5556...");
38
39 ZMQ.Socket requester = context.createSocket(SocketType.REQ);
40 requester.connect("tcp://localhost:5556");
41
42 for (int i = 0; i < nummessages; i++)
43 {
44
45 byte[] message = string2byte("TIC");
46 requester.send(message, 0);
47
48
49 byte[] reply = requester.recv(0);
50 String rs = byte2string(reply);
51 if (!rs.equals("TOC"))
52 {
53 System.err.println("Answer was not TOC");
54 }
55 }
56
57
58 byte[] message = string2byte("STOP");
59 requester.send(message, 0);
60
61 requester.close();
62 context.destroy();
63 }
64 long delta = (System.currentTimeMillis() - time);
65 System.out.println("RUNTIME = " + delta + " ms");
66 System.out.println("Transactions/second = " + 1000.0 * nummessages / delta + " tps");
67 System.out.println("Messages/second (req + rep) = " + 2000.0 * nummessages / delta + " mps");
68 }
69
70
71
72
73
74
75 public static byte[] string2byte(final String s)
76 {
77 byte[] b = s.getBytes();
78 return Arrays.copyOf(b, b.length + 1);
79 }
80
81
82
83
84
85
86 public static String byte2string(final byte[] b)
87 {
88 return new String(Arrays.copyOf(b, b.length - 1));
89 }
90
91 }