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通过CXF方式实现webservice服务

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一.CXF的介绍

 Apache CXF 是一个开放源代码框架,提供了用于方便地构建和开发 Web 服务的可靠基础架构。它允许创建高性能和可扩展的服务,您可以将这样的服务部署在 Tomcat 和基于 Spring 的轻量级容器中,以及部署在更高级的服务器上,例如 Jboss、IBM® WebSphere® 或 BEA WebLogic。

      该框架提供了以下功能:

Java API for XML Web Services (JAX-WS)
SOAP
Web 服务描述语言(Web Services Description Language ,WSDL)
消息传输优化机制(Message Transmission Optimization Mechanism,MTOM)
WS-Basic Profile
WS-Addressing
WS-Policy
WS-ReliableMessaging
WS-Security

二.需要的jar包

       准备: 新建工程 导入需要的jar 包:

                  

                  依赖的包:

    commons-logging-1.1.jar
                            geronimo-activation_1.1_spec-1.0-M1.jar (or Sun's Activation jar)
                            geronimo-annotation_1.0_spec-1.1.jar (JSR 250)
                            geronimo-javamail_1.4_spec-1.0-M1.jar (or Sun's JavaMail jar)
                            geronimo-servlet_2.5_spec-1.1-M1.jar (or Sun's Servlet jar)
                            geronimo-ws-metadata_2.0_spec-1.1.1.jar (JSR 181)
                            jaxb-api-2.1.jar
                            jaxb-impl-2.1.6.jar
                            jaxws-api-2.1.jar
                            jetty-6.1.5.jar
                            jetty-util-6.1.5.jar
                            neethi-2.0.jar
                            saaj-api-1.3.jar
                            saaj-impl-1.3.jar
                            stax-api-1.0.1.jar
                            wsdl4j-1.6.1.jar
                            wstx-asl-3.2.1.jar
                            XmlSchema-1.2.jar
                            xml-resolver-1.2.jar     
 
                  spring jar 包, 用来支持xml配置:
                            aopalliance-1.0.jar
                            spring-core-2.0.4.jar
                            spring-beans-2.0.4.jar
                            spring-context-2.0.4.jar
                            spring-web-2.0.4.jar

 CXF jar包:

  cxf-2.1.jar

以上jar 包 可从apache官方网站(http://cxf.apache.org/download.html)下载 apache-cxf-2.1.2.zip, 然后从apache-cxf-2.1.2/lib 目录中获得

三.以annotation注解方式实现发布webService应用

 

1.编写服务接口

package me.cxfwebseivice; 

import java.util.List;import javax.jws.WebParam;import javax.jws.WebService;
         

@WebServicepublic interface HelloWorld {
String sayHi(@WebParam(name="text")String text);
String sayHiToUser(User user);
String[] SayHiToUserList(List<User> userList);
 }

2.接口实现类

package me.cxfwebseivice;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;

import javax.jws.WebService;
@WebService(endpointInterface="me.cxfwebseivice.HelloWorld",serviceName="HelloWorld")
public class HelloWorldImpl implements HelloWorld{
     Map<Integer, User> users = new LinkedHashMap<Integer, User>();

     
     public String sayHi(String text) {
                 return "Hello " + text;
    }



    public String sayHiToUser(User user) {
              users.put(users.size()+1, user);
              return "Hello "+ user.getName();
    }

    public String[] SayHiToUserList(List<User> userList) {
              String[] result = new String[userList.size()];
              int i=0;
              for(User u:userList){
                   result[i] = "Hello " + u.getName();
                   i++;
              }
      return result;
    }
}

3.附user实体类

package me.cxfwebseivice;

public class User {
  public int getId() {
        return id;
    }
    public void setId(int id) {
        this.id = id;
    }
    public String getName() {
        return name;
    }
    public void setName(String name) {
        this.name = name;
    }
private int id;
  private String name;
}

4. 发布服务app

package me.cxfwebseivice;import javax.xml.ws.Endpoint;public class webServiceApp {
public static void main(String[] args) {
    System.out.println("web service start");
    HelloWorldImpl implementor= new HelloWorldImpl();
    String address="http://localhost:8081/helloWorld";
    Endpoint.publish(address, implementor);
    System.out.println("web service started");
}
}

右键 run as 选择java application发布服务;然后在浏览器输入地址:http://localhost:8081/helloWorld?wsdl

nnnnnnnnnnnnn.png

务发布成功

5.客户端访问服务

package me.cxfwebseivice;

import java.util.ArrayList;
import java.util.List;

import org.apache.cxf.jaxws.JaxWsProxyFactoryBean;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
public class HelloWorldClient {
public static void main(String[] args) {
JaxWsProxyFactoryBean svr = new JaxWsProxyFactoryBean();
    svr.setServiceClass(HelloWorld.class);
    svr.setAddress("http://localhost:8081/helloWorld");
    HelloWorld hw = (HelloWorld) svr.create();
    User user = new User();
    user.setName("Tony");
    //user.setDescription("test");
    System.out.println(hw.sayHiToUser(user));
         
}
}

右键 run as 选择java application,控制台打印如图:

mmmm.png

说明客户端调用服务成功

四.与spring集成实现webService

1.配置web.xml

<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" 
xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" 
xsi:schemaLocation="http://java.sun.com/xml/ns/javaee 
http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" version="2.5">
  <display-name>TestExcel</display-name>
  <welcome-file-list>
    <welcome-file>index.jsp</welcome-file>
  </welcome-file-list>
    <context-param>
    <param-name>contextConfigLocation</param-name>
    <param-value>classpath:spring.xml</param-value>
  </context-param>
  <listener>
    <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
  </listener>
   <servlet>
 <servlet-name>CXFServlet</servlet-name>
  <servlet-class>
 org.apache.cxf.transport.servlet.CXFServlet
 </servlet-class>
<load-on-startup>1</load-on-startup>
</servlet>
               <servlet-mapping>
                      <servlet-name>CXFServlet</servlet-name>
                      <url-pattern>/webservice/*</url-pattern>
               </servlet-mapping>
</web-app>

2.配置spring.xml

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
       xmlns:jaxws="http://cxf.apache.org/jaxws"
       xsi:schemaLocation="
             http://www.springframework.org/schema/beans
             http://www.springframework.org/schema/beans/spring-beans.xsd
             http://cxf.apache.org/jaxws 
             http://cxf.apache.org/schemas/jaxws.xsd">

      <import resource="classpath:META-INF/cxf/cxf.xml"/>
      <import resource="classpath:META-INF/cxf/cxf-extension-soap.xml"/>
      <import resource="classpath:META-INF/cxf/cxf-servlet.xml"/>

      <jaxws:endpoint 
             id="helloWorld"
             implementor="me.cxfwebseivice.HelloWorldImpl"
             address="/helloWorld" />

     <bean id="client" 
             class="me.cxfwebseivice.HelloWorld" 
             factory-bean="clientFactory" 
             factory-method="create"/>

     <bean id="clientFactory" class="org.apache.cxf.jaxws.JaxWsProxyFactoryBean">
            <property name="serviceClass" value="me.cxfwebseivice.HelloWorld"/>
            <property name="address" value="http://localhost:7020/TestExcel/webservice/helloWorld"/>
     </bean>
     
</beans>

3.启动tomcat.发布webservice服务

访问http://localhost:7020/TestExcel/webservice/helloWorld?wsdl

ggggggggggggggggggggg.png

ok,说明服务发布成功

4.修改客户端代码

package me.cxfwebseivice;

import java.util.ArrayList;
import java.util.List;

import org.apache.cxf.jaxws.JaxWsProxyFactoryBean;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
public class HelloWorldClient {
public static void main(String[] args) {
/*    JaxWsProxyFactoryBean svr = new JaxWsProxyFactoryBean();
    svr.setServiceClass(HelloWorld.class);
    svr.setAddress("http://localhost:8080/helloWorld");
    HelloWorld hw = (HelloWorld) svr.create();
    User user = new User();
    user.setName("Tony");
    //user.setDescription("test");
    System.out.println(hw.sayHiToUser(user));*/
    ApplicationContext context = new ClassPathXmlApplicationContext("/spring.xml");
    HelloWorld client = (HelloWorld)context.getBean("client");
    User user1 = new User();
    user1.setName("Tony");
   // user1.setDescription("test");
    User user2 = new User();
    user2.setName("freeman");
    //user2.setDescription("test");
    List<User> userList= new ArrayList<User>();
    userList.add(user1);
    userList.add(user2);
    String[] res = client.SayHiToUserList(userList);
    System.out.println(res[0]);
    System.out.println(res[1]);          
}
}

右键run as application,控制台如下

aaaaaaaaaaaaaaaaaaaaaaa.png

ok,客户端调用服务成功

此篇实现了webService服务的发布以及在本工程下的客户端调用服务的示例


转载自:
https://www.cnblogs.com/cl1255674805/p/5502413.html

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