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CXF实战(一)

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Apache CXF提供了用于方便地构建和开发WebService的可靠基础架构。它允许创建高性能和可扩展的服务,可以部署在Tomcat和基于Spring的轻量级容器中,也可以部署在更高级的服务器上,例如Jboss、WebSphere或WebLogic。 

CXF提供了以下功能:

Java API for XML Web Services (JAX-WS)
SOAP
WebService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

下面用CXF创建独立发布的WebService。

服务端

在Eclipse中创建maven项目,配置文件pom.xml中引入CXF,具体配置如下

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>
    <groupId>com.rvho</groupId>
    <artifactId>cxfstandalone</artifactId>
    <version>0.0.1-SNAPSHOT</version>

    <properties>
        <!-- 文件拷贝编码 -->
        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
        <!-- 输出编码 -->
        <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
        <!-- 编译编码 -->
        <maven.compiler.encoding>UTF-8</maven.compiler.encoding>
        <!-- CXF版本 -->
        <cxf.version>3.1.1</cxf.version>
    </properties>

    <dependencies>
        <!-- CXF -->
        <dependency>
            <groupId>org.apache.cxf</groupId>
            <artifactId>cxf-rt-frontend-jaxws</artifactId>
            <version>${cxf.version}</version>
        </dependency>
        <dependency>
            <groupId>org.apache.cxf</groupId>
            <artifactId>cxf-rt-transports-http</artifactId>
            <version>${cxf.version}</version>
        </dependency>
        <dependency>
            <!-- 如果CXF不集成到Web服务器中,必须添加该引用 -->
            <groupId>org.apache.cxf</groupId>
            <artifactId>cxf-rt-transports-http-jetty</artifactId>
            <version>${cxf.version}</version>
        </dependency>
        <!-- End CXF -->
    </dependencies>

    <build>
        <plugins>
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-compiler-plugin</artifactId>
                <version>3.3</version>
                <configuration>
                    <!-- 指定source和target的jdk版本是1.8 -->
                    <source>1.8</source>
                    <target>1.8</target>
                </configuration>
            </plugin>
        </plugins>
    </build></project>

服务接口HelloWS,该接口发布welcome方法。

package com.rvho.cxfstandalone.ws;import javax.jws.WebMethod;import javax.jws.
WebParam;import javax.jws.WebService;@WebService(
        name = "HelloWS",
        targetNamespace = "http://www.tmp.com/services/hello"
    )public interface HelloWS {
    @WebMethod
    String welcome(@WebParam(name = "name") String name);
}

服务接口HelloWS实现类HelloWSImpl。

package com.rvho.cxfstandalone.ws.impl;

import javax.jws.WebService;

import com.rvho.cxfstandalone.ws.HelloWS;

@WebService(
        endpointInterface = "com.rvho.cxfserver.ws.HelloWS",
        portName = "HelloWSPort",
        serviceName = "HelloWSService",
        targetNamespace = "http://www.tmp.com/services/hello"
    )
public class HelloWSImpl implements HelloWS {
    @Override
    public String welcome(String name) {
        return "Welcome " + name;
    }

}

发布服务

package com.rvho.cxfstandalone;

import org.apache.cxf.jaxws.JaxWsServerFactoryBean;

import com.rvho.cxfstandalone.ws.HelloWS;
import com.rvho.cxfstandalone.ws.impl.HelloWSImpl;


public class CxfServer {

    public static void main(String[] args) {
        JaxWsServerFactoryBean factory = new JaxWsServerFactoryBean();
        factory.setServiceClass(HelloWS.class);
        //服务发布的地址
        factory.setAddress("http://localhost:8999/services/hello");
        factory.setServiceBean(new HelloWSImpl());
        factory.create();
    }

}

在浏览器中输入服务发布地址http://localhost:8999/services/hello?wsdl如果看到如下内容,表示服务发布成功。 

qqqqqqqqqqqqq.jpg

客户端

用wsimport或者wsdl2java把服务端发布的服务生成java对象。 
wsimport是jdk提供的wsdl转java对象工具,在jdk的bin目录下可以找到。用法是

"D:\Program Files\Java\jdk1.8.0_25\bin\wsimport.exe" -encoding utf-8 -d 
D:\dev\wsdl\cxfserver\wsimport\compile -s D:\dev\wsdl\cxfserver\wsimport\src -p com.
rvho.cxfclient.wsdl.wsimport.hello http://localhost:8999/services/hello?wsdl

wsdl2java是cxf提供的wsdl转java对象工具,在cxf的bin目录下可以找到。用法是

"D:\dev\library\java\cxf\apache-cxf-3.1.0\bin\wsdl2java" -p com.
rvho.cxfclient.wsdl.cxf.hello -d D:\dev\wsdl\cxfserver\cxf\src 
http://localhost:8999/services/hello?wsdl

上面命令的路径是我本机路径,有可能不一样。 
客户端可以通过jaxws调用,也可以通过cxf调用。

//jaxws调用
//URL不是必须的,除非服务的地址有改变
URL wsdlUrl = new URL("http://localhost:8999/services/hello?wsdl");
HelloWSService helloWSS = new HelloWSService(wsdlUrl);
HelloWS helloWS = helloWSS.getHelloWSPort();
String welcome = helloWS.welcome("accountwcx@qq.com");
System.out.println(welcome);


/*
    cxf调用
    首先在客户端添加cxf
    <dependency>
        <groupId>org.apache.cxf</groupId>
        <artifactId>cxf-rt-frontend-jaxws</artifactId>
        <version>3.1.1</version>
    </dependency>
    <dependency>
        <groupId>org.apache.cxf</groupId>
        <artifactId>cxf-rt-transports-http</artifactId>
        <version>3.1.1</version>
    </dependency>
*/
JaxWsProxyFactoryBean factory = new JaxWsProxyFactoryBean();
factory.setServiceClass(HelloWS.class);
factory.setAddress("http://localhost:8999/services/hello");
HelloWS helloWS = factory.create(HelloWS.class);
String welcome = helloWS.welcome("accountwcx@qq.com");
System.out.println(welcome);


转载自:http://blog.csdn.net/accountwcx/article/details/47082487

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