|
1
3 package org.jgroups.protocols;
4
5 import org.jgroups.Event;
6 import org.jgroups.Message;
7 import org.jgroups.stack.Protocol;
8
9
10 public class PRINTOBJS extends Protocol {
11
12 public PRINTOBJS() {
13 }
14
15 public String  getName() {
16 return "PRINTOBJS";
17 }
18
19
20 public void up(Event evt) {
21 Object obj=null;
22 byte[] buf;
23 Message msg;
24
25 if(evt.getType() != Event.MSG) {
26 System.out.println("------------ PRINTOBJS (received event) ----------------");
27 System.out.println(evt);
28 System.out.println("--------------------------------------------------------");
29 passUp(evt);
30 return;
31 }
32
33 msg=(Message)evt.getArg();
34 if(msg.getLength() > 0) {
35 try {
36 obj=msg.getObject();
37 }
38 catch(ClassCastException cast_ex) {
39 System.out.println("------------ PRINTOBJS (received) ----------------------");
40 System.out.println(msg);
41 System.out.println("--------------------------------------------------------");
42 passUp(evt);
43 return;
44 }
45 catch(Exception e) {
46 System.err.println(e);
47 }
48
49 System.out.println("------------ PRINTOBJS (received) ----------------------");
50 System.out.println(obj);
51 System.out.println("--------------------------------------------------------");
52 }
53 else
54 System.out.println("------- PRINTOBJS (received null msg from " + msg.getSrc() + ", headers are " +
55 msg.printObjectHeaders() + ") --------");
56
57 passUp(evt);
58 }
59
60
61 public void down(Event evt) {
62 Object obj=null;
63 byte[] buf;
64 Message msg;
65
66 if(evt.getType() != Event.MSG) {
67 System.out.println("------------ PRINTOBJS (sent event) --------------------");
68 System.out.println(evt);
69 System.out.println("--------------------------------------------------------");
70 passDown(evt);
71 return;
72 }
73
74 msg=(Message)evt.getArg();
75 if(msg.getLength() > 0) {
76 try {
77 obj=msg.getObject();
78 }
79 catch(ClassCastException cast_ex) {
80 System.out.println("------------ PRINTOBJS (sent) --------------------------");
81 System.out.println(msg);
82 System.out.println("--------------------------------------------------------");
83 passDown(evt);
84 return;
85 }
86 catch(Exception e) {
87 System.err.println(e);
88 }
89
90 System.out.println("------------ PRINTOBJS (sent) --------------------------");
91 System.out.println(obj);
92 System.out.println("--------------------------------------------------------");
93 }
94 else
95 System.out.println("------- PRINTOBJS (sent null msg to " + msg.getDest() + ", headers are " +
96 msg.printObjectHeaders() + " ) -------------");
97
98 passDown(evt);
99 }
100
101
102 public void reset() {
103 System.out.println("PRINTOBJS protocol is reset");
104 }
105
106 public String toString() {
107 return "Protocol PRINTOBJS";
108 }
109
110
111 }
112
|
Popular Tags
|
Java API By Example, From Geeks To Geeks.