1簡歷webservice服務(wù)的步驟：
（1）服務(wù)器的建立：1：創(chuàng)建接口SEI（Service Endpoint Interface）
@WebService()
public interface IMyService
{
@WebResult(name="addResult")
public int add(@WebParam(name="a")int
a,@WebParam(name="b")int b);
@WebResult(name="minusResult")
public int minus(@WebParam(name="a")int
a,@WebParam(name="b")int b);
@WebResult(name="loginUser")
public User login(@WebParam(name="username")String
username,@WebParam(name="password")String password);
}
2：創(chuàng)建實現(xiàn)類SIB(Service inplemention Bean)
@WebService(endpointInterface="org.zttc.service.IMyService")
public class MyServiceImpl
implements IMyService {
@Override
public int add(int a, int b) {
System.out.println(a+"+"+b+"="+(a+b));
return a+b;
}
@Override
public int minus(int a, int b) {
System.out.println(a+"-"+b+"="+(a-b));
return a-b;
}
@Override
public User login(String username, String password) {
System.out.println(username+" is logining");
User user = new User();
user.setId(1);
user.setUsername(username);
user.setPassword(password);
return user;
}
}
3：開啟服務(wù)
public class MyServer {
public
static void main(String[] args) {
String
address = "http://localhost:8888/ns";
Endpoint.publish(address,
new MyServiceImpl());
}
}
在瀏覽器地址欄中輸入; http://localhost:8888/ns?wsdl,看到頁面上出現(xiàn)xml文件。
（2）客戶端的建立：
public class TestClient {
public
static void main(String[] args) {
try
{
創(chuàng)建訪問wsdl服務(wù)地址的url
URL
url = new URL("http://localhost:8888/ns?wsdl");
通過qname指明服務(wù)的具體信息
QName
sname = new QName("http://service.zttc.org/",
"MyServiceImplService");
創(chuàng)建服務(wù)
Service
service = Service.create(url,sname);
實現(xiàn)接口
IMyService
ms = service.getPort(IMyService.class);
System.out.println(ms.add(12,33));
}
catch (MalformedURLException e) {
e.printStackTrace();
}
}
}
3.wsdl的有關(guān)參數(shù)：
types:用來定義訪問的類型
message:SOAP
portType:指明服務(wù)器的接口，并且通過operation綁定相應(yīng)的in和out的消息：其中in表示參數(shù)，out表示返回值
binding：指定傳遞消息所使用的格式
service：指定服務(wù)所發(fā)布的名稱
4：dtd的例子：
classroom.dtd
<?xml version="1.0"
encoding="UTF-8"?>
<!ELEMENT classroom
(claName,grade,students)>
<!ATTLIST classroom id ID #REQUIRED>
<!ELEMENT claName (#PCDATA)>
<!ELEMENT grade (#PCDATA)>
<!ELEMENT students (student+)>
<!ELEMENT student (id,stuName,age)>
<!ELEMENT id (#PCDATA)>
<!ELEMENT stuName (#PCDATA)>
<!ELEMENT age (#PCDATA)>
classroom.xml
<?xml version="1.0"
encoding="UTF-8"?>
<!DOCTYPE classroom SYSTEM
"classroom.dtd">
<classroom id="c1">
<claName>10計算機應(yīng)用技術(shù)</claName>
<grade>2010</grade>
<students>
<student>
<id>1</id>
<stuName>zhangsan</stuName>
<age>12</age>
</student>
<student>
<id>2</id>
<stuName>lisi</stuName>
<age>122</age>
</student>
</students>
</classroom>