Веб-служби ( Java )

веб-служб на платформі Java, починаючи з Java 6, – JAX-WS

(Java API for XML-Web Services)

Endpoint Interface
@SOAPBinding(style = Style.RPC) // Needed for the

WSDL
public interface ICalc {
@WebMethod
int Add(int a, int b);
}

Серверна частина

Файл ICalc.java

package ttp;
import javax.xml.ws.Endpoint;
public class CalcServicePublisher {
public static void main(String[ ] args) {
Endpoint.publish("http://localhost:8888/ws_calc", // URL
new Calc());
}
}

package ttp;
import javax.jws.WebService;
@WebService(endpointInterface = "ttp.ICalc")
public class Calc implements ICalc {
public int Add(int a, int b) {
System.out.println("Service invoked");
System.out.println(a);System.out.println(b);
return(a+b);
}
}

Файл Calc.java

Файл CalcServicePublisher.java

// URL

new Calc());

public static void main(String argv[ ]) throws MalformedURLException{
URL

url = new URL("http://localhost:8888/ws_calc?wsdl");
/* Qualified name of the service: 1st arg is the service URI,
2nd arg is the service name published in the WSDL */
QName qname = new QName("http://ttp/", "CalcService");
Service service = Service.create(url, qname);
ICalc wscalc = service.getPort(ICalc.class);
System.out.println(wscalc.Add(111,222));
}
}

Клієнтська частина

Файл CalcClient.java

int Add(int a, int b) {
System.out.println("Service invoked");
System.out.println(a);System.out.println(b);

return(a+b);
}

(З файлу Calc.java)

Java

{
javaCalc.CalcService proxy = new javaCalc.CalcService();

label1.Text = proxy.Add(333, 444).ToString();
}

Приклад клієнтського проекту у C# (2/3)

void button1_Click(object sender, EventArgs e)
{
javaCalc.CalcService

proxy = new javaCalc.CalcService();
label1.Text = proxy.Add(333, 444).ToString();
}

Серверна консоль (Eclipse )

-> Other

Proxy (4/6)
/** Service1Soap.java
* This file was auto-generated from

WSDL
* by the Apache Axis 1.4 Apr 22, 2006 (06:55:48 PDT) WSDL2Java emitter.
*/
package org.tempuri;
public interface Service1Soap extends java.rmi.Remote {
public int add(int a, int b) throws java.rmi.RemoteException;
}

служби) (5/6)
package org.tempuri;
import java.rmi.RemoteException;
public class ClassMain {
public

static void main(String[] args) {
Service1SoapProxy proxy = new Service1SoapProxy();
try {
System.out.println(proxy.add(444,222));
} catch (RemoteException e) {
e.printStackTrace();
}
}
}

Файл ClassMain.java

(6/6)