ICE 2.0 Learning Notes 1 (HelloWorld)

Notes
Hello.ice #ifndef simple_ice#define simple_ice//name space or package name Module demo.slice.hello{interface hello{void printstring (str ing s); };};
#endif

Server: Helloi.java
Package demo.ice.Hello.server;

Import Demo.slice.hello._hellodisp;import ice.current;

/** * @author MUDFISHCN * * Servant Class:helloi * _hellodisp base class is generated by the Slice2java compiler, which is an abstract class. * _hellodisp abstract class contains a printstring () method. */public class Helloi extends _hellodisp {

/* (non-javadoc) * @see demo._hellooperations#printstring (java.lang.String, ice.current)/public void PRINTST    Ring (String s, current __current) {//TODO auto-generated method stub System.out.println (s); }

}

Helloserver.java
Package demo.ice.Hello.server;

Import ice.localexception;

/** * @author   mudfishcn * version:1.0.1  */public class HelloServer {    The public static void main (string[] args) {       //Defines the status variable, which is used to control the server .         int status = 0;        Ice.communicator IC = null; Declares a Communicator object ic        try {            //Initialization of the ICE runtime             IC = Ice.Util.initialize (args);           /*              * Create an Object adapter (Objectadapter) object Ioadapter and initialize it.              * parameter "Helloworldadapter": Indicates the name of the adapter.              * parameter "default-p 10000": Indicates that the adapter uses the default protocol (TCP/IP) listens for incoming requests at Port 10000.              * Server Configuration complete .              */             Ice.objectadapter ioadapter = ic.createobjectadapterwithendpoints (                     "Helloworldadapter", "default-p 10000 ");

           /*              * Create a servant.          for the Hello interface     */            Ice.object IObject = ( Ice.object) New Helloi ();                        /*              * Add new servant to adapter,             * and named this new servant "HelloWorld"              */             Ioadapter.add (Iobject, Ice.Util.stringToIdentity (" HelloWorld ");                        /*             * Activation adapter, To enable the server to start processing requests from customers             /             ioadapter.activate ();

           /*              * suspend the calling thread until the server implementation terminates .              terminate the server by issuing an instruction that calls off the runtime (run time) .              */            Ic.waitforshutdown ();        } catch (Localexception e) {            //Capture all exceptions that may be thrown when the ice is run             E.printstacktrace ();            status = 1;        } catch (Exception e) {            //Capture string Constants             e.printstacktrace ();             status = 1;       } Finally {            if (IC!= null) {                 Ic.destroy ();            }       }         system.exit (status);   }}
Helloclient.java
Package demo.ice.Hello.client;

Import Ice.objectprx;import ice.util;import demo.slice.hello.helloprx;import demo.slice.Hello.HelloPrxHelper;

/** * @author  mudfishcn  */public class helloclient {    public static void main ( String[] args) {        int status = 0;        String s;       //Creating an object for a communicator ic        Ice.communicator ic = null;        try {            //Initialization of the ICE runtime             IC = Util.initialize (args);                        /*              * Get proxy              * For remote object to create a proxy object, and the Stringtoproxy () method of the Communicator is used to initialize it.              * Parameters:"Helloworld:default-p 10000"              * means:              */             objectprx base = Ic.stringtoproxy ("helloworld:default-p 10000");            /*              * Key points              */             helloprx Hello = helloprxhelper.checkedcast (base);            //test whether the downward conversion was successful. If the exception information is not thrown successfully "Invalid proxy" .            if (hello = = null) {                 throw new Error (" Invalid proxy ");            }           // Send 10 messages to server             for (int i=1;i<=10;i++) {                 s = "hello,world!" +integer.tostring (i);                 Hello.printstring (s);           }                   } catch ( Ice.localexception e) {            e.printStackTrace ();             status = 1;        } catch (Exception e) {            E.printstacktrace ();             status = 1;       } finally {             if (IC!= null) {                /Destroy Communication connection                  Ic.destroy ();            }       }        System.exit ( status);   }}