counter.CounterJvn2 Class Reference

List of all members.

Static Public Member Functions
static void	main (String[] args)

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Detailed Description

This class defines a stress test for the Javanaise system. Different instances will try to count, without skipping any number.

Definition at line 17 of file CounterJvn2.java.

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Member Function Documentation

static void counter.CounterJvn2.main

(

String[]

args

)

[static]

Main class. Will create a shared integer object and start counting.

Parameters:

args

Definition at line 23 of file CounterJvn2.java.

References jvn.JvnException.getMessage(), jvn.JvnServerImpl.jvnLookupObject(), jvn.JvnServerImpl.jvnRegisterObject(), and jvn.JvnObjectImpl.jvnUnLock().

                                               {
                try {
                        // initialize JVN
                        JvnServerImpl js = JvnServerImpl.jvnGetServer();
                        
                        if (js == null) {
                                System.out.println("Counter stress test problem : cannot create server!");
                        }
                        else {
                                // look up the IRC object in the JVN server
                                // if not found, create it, and register it in the JVN server
                                
                                JvnIntegerWrapper jo = (JvnIntegerWrapper)(js.jvnLookupObject("Counter",JvnIntegerWrapper.class));
                                if (jo == null) {
                                        jo = new JvnIntegerWrapper();
                                        // after creation, I have a write lock on the object
                                        jo.jvnUnLock();
                                        js.jvnRegisterObject("Counter", jo);
                                }
                                while(true) {
                                        try {
                                                int number = jo.read();
                                                System.out.println("Current number is "+number+", next number shall be "+(++number));
                                                jo.write(number);
                                        } catch (JvnException je) {
                                                System.out.println("Counter stress test problem : " + je.getMessage());
                                        }
                                }
                        }
                } catch (JvnException je) {
                        System.out.println("Counter stress test problem : " + je.getMessage());
                }
        }

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The documentation for this class was generated from the following file:

• CounterJvn2.java

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