Java开发或调用WebService的几种方式
文章目次
- Java开发或调用WebService的几种方式
- 一.JDK自带的 JAX-WS 方式开发WebService服务
- 二.Axis1.4调用.Net返回值为DataSet范例的WebService接口
- 1.相关说明
- 2. Axis1.4客户端WebService服务
- 1.Axis1.4下载
- 2.WebService服务接口地址及方法
- 3.编写调用WebService服务的方法及数据剖析
- 三. CXF 开发WebService接口
- 1. jax-ws实现
- 2. CXF-RESTFul服务实现
一.JDK自带的 JAX-WS 方式开发WebService服务
1.服务端开发与发布
- 编写接口
@WebService
public interface JaxWsDemo {
String helloJaxWS(String userName);
}
- 编写接口的实现类
@WebService
public class JaxWsDemoImpl implements JaxWsDemo {
@WebMethod
@WebResult(name = “jaxWSResult”)
@Override
public String helloJaxWS(@WebParam(name = “userName”)String userName) {
return “hello,” + userName + “This is a Web Service developed through JAX-WS”;
}
}
- 发布服务
public class JAXWSPublishMain {
public static void main(String[] args) {
String address = “http://127.0.0.1:8888/JaxWSTest”;
Endpoint.publish(address, new JaxWsDemoImpl());
System.out.println(“WebService 服务已发布!”);
}
}
- 访问已发布的WebService服务
打开浏览器输入http://127.0.0.1:8888/JaxWSTestwsdl访问,如下面内容
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截图内容1
- <!--
- Published by JAX-WS RI (http://jax-ws.java.net). RI's version is JAX-WS RI 2.2.9-b130926.1035 svn-revision#5f6196f2b90e9460065a4c2f4e30e065b245e51e.
- -->
- <!--
- Generated by JAX-WS RI (http://jax-ws.java.net). RI's version is JAX-WS RI 2.2.9-b130926.1035 svn-revision#5f6196f2b90e9460065a4c2f4e30e065b245e51e.
- -->
- <definitions xmlns:wsu="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-utility-1.0.xsd" xmlns:wsp="http://www.w3.org/ns/ws-policy" xmlns:wsp1_2="http://schemas.xmlsoap.org/ws/2004/09/policy" xmlns:wsam="http://www.w3.org/2007/05/addressing/metadata" xmlns:soap="http://schemas.xmlsoap.org/wsdl/soap/" xmlns:tns="http://wsimpl.jaxws/" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns="http://schemas.xmlsoap.org/wsdl/" targetNamespace="http://wsimpl.jaxws/" name="JaxWsDemoImplService">
- <types>
- <xsd:schema>
- <xsd:import namespace="http://wsimpl.jaxws/" schemaLocation="http://127.0.0.1:8888/JaxWSTest?xsd=1"/>
- </xsd:schema>
- </types>
- <message name="helloJaxWS">
- <part name="parameters" element="tns:helloJaxWS"/>
- </message>
- <message name="helloJaxWSResponse">
- <part name="parameters" element="tns:helloJaxWSResponse"/>
- </message>
- <portType name="JaxWsDemoImpl">
- <operation name="helloJaxWS">
- <input wsam:Action="http://wsimpl.jaxws/JaxWsDemoImpl/helloJaxWSRequest" message="tns:helloJaxWS"/>
- <output wsam:Action="http://wsimpl.jaxws/JaxWsDemoImpl/helloJaxWSResponse" message="tns:helloJaxWSResponse"/>
- </operation>
- </portType>
- <binding name="JaxWsDemoImplPortBinding" type="tns:JaxWsDemoImpl">
- <soap:binding transport="http://schemas.xmlsoap.org/soap/http" style="document"/>
- <operation name="helloJaxWS">
- <soap:operation soapAction=""/>
- <input>
- <soap:body use="literal"/>
- </input>
- <output>
- <soap:body use="literal"/>
- </output>
- </operation>
- </binding>
- <service name="JaxWsDemoImplService">
- <port name="JaxWsDemoImplPort" binding="tns:JaxWsDemoImplPortBinding">
- <soap:address location="http://127.0.0.1:8888/JaxWSTest"/>
- </port>
- </service>
- </definitions>
复制代码 浏览器中输入wsdl文档中的 http://127.0.0.1:8888/JaxWSTestxsd=1可检察绑定的参数等信息看如下图:
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截图内容2
- <!--
- Published by JAX-WS RI (http://jax-ws.java.net). RI's version is JAX-WS RI 2.2.9-b130926.1035 svn-revision#5f6196f2b90e9460065a4c2f4e30e065b245e51e.
- -->
- <xs:schema xmlns:tns="http://wsimpl.jaxws/" xmlns:xs="http://www.w3.org/2001/XMLSchema" version="1.0" targetNamespace="http://wsimpl.jaxws/">
- <xs:element name="helloJaxWS" type="tns:helloJaxWS"/>
- <xs:element name="helloJaxWSResponse" type="tns:helloJaxWSResponse"/>
- <xs:complexType name="helloJaxWS">
- <xs:sequence>
- <xs:element name="userName" type="xs:string" minOccurs="0"/>
- </xs:sequence>
- </xs:complexType>
- <xs:complexType name="helloJaxWSResponse">
- <xs:sequence>
- <xs:element name="jaxWSResult" type="xs:string" minOccurs="0"/>
- </xs:sequence>
- </xs:complexType>
- </xs:schema>
复制代码
- jdk自带天生WebService的wsimport命令
-encoding : 指定编码格式
-keep:是否天生java源文件
-d:指定.class文件的输出目次
-s:指定.java文件的输出目次, 此目次必须存在
-p:界说天生类的包名,不界说的话有默认包名
-verbose:在控制台显示输出信息
-b:指定jaxws/jaxb绑定文件或额外的schemas
-extension:利用扩展来支持SOAP1.2
举例
wsimport -encoding utf-8 -keep -d D: emp -p com.lawyer.user -verbose http://IP:port/serverName?wsdl
2.客户端开发与测试
切换到要天生客户端源码的路径下,如下:
- cd F:SpringBootProjectswebServiceDemojwsDemosrcmainjavademoOneclient>
复制代码 根据wsdl文档地址天生源码信息:
- F:SpringBootProjectswebServiceDemojwsDemosrcmainjavademoOneclient>
- wsimport -d F:SpringBootProjectswebServiceDemojwsDemosrcmainjavademoOneclient
- -keep -verbose http://127.0.0.1:8888/JaxWSTest?wsdl
复制代码 参数说明:
- wsimport : 导入命令,如果使用cxf就换成 wsdl2java 命令
- -d [源码位置] : 指定要生成的源码的目录,不指定则默认在哪个目录打开的cmd窗口,就生在那个目录下
- -keep : 是否生成*.java的源文件,写了此参数则直接生成*.java与*.class文件,不写此参数则只有*.class文件
- -verbose : 显示文件生成过程中的详细信息
- -p [包名]: 指定要生成在哪个包下,不指定生成时取默认
复制代码
- 客户端代码天生后测试
package demoOne.client;
import demoone.JaxWsDemoImplService;
/**
- Created by IntelliJ IDEA.
- User: jinshengyuan
- Date: 2019-03-13
- Time: 10:34
- description: 客户端测试
**/
public class ClientTest {
public static void main(String[] args) {
demoone.JaxWsDemoImplService implService = new JaxWsDemoImplService();
demoone.JaxWsDemoImpl jaxWsDemo = (demoone.JaxWsDemoImpl)implService.getJaxWsDemoImplPort();
String aa = jaxWsDemo.helloJaxWS("Tom ");
System.out.println(“调用WebService执行结果:”+aa);
}
}
执行结果:
- 调用WebService执行结果:hello,Tom This is a Web Service developed through JAX-WS
复制代码 二.Axis1.4调用.Net返回值为DataSet范例的WebService接口
1.相关说明
- JDK版本:1.8.0_172
- axis版本:Axis1.4
2. Axis1.4客户端WebService服务
1.Axis1.4下载
- 官网:http://axis.apache.org/axis/
- 下载后是一个压缩文件:axis-bin_1.4.zip
- 非maven环境,则导入axis-bin_1.4.zip包下的lib目次下的所有jar包,如下图:
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4.maven环境的话,在pom.xml中添加下面的依靠即可
- <!--Axis1.4 及其依赖 begin-->
- <!-- https://mvnrepository.com/artifact/org.apache.axis/axis -->
- <dependency>
- <groupId>org.apache.axis</groupId>
- <artifactId>axis</artifactId>
- <version>1.4</version>
- </dependency>
- <!-- https://mvnrepository.com/artifact/jaxrpc/jaxrpc -->
- <!-- https://mvnrepository.com/artifact/axis/axis-jaxrpc -->
- <dependency>
- <groupId>axis</groupId>
- <artifactId>axis-jaxrpc</artifactId>
- <version>1.4</version>
- </dependency>
- <!-- https://mvnrepository.com/artifact/axis/axis-ant -->
- <dependency>
- <groupId>axis</groupId>
- <artifactId>axis-ant</artifactId>
- <version>1.4</version>
- </dependency>
- <!-- https://mvnrepository.com/artifact/axis/axis-saaj -->
- <dependency>
- <groupId>axis</groupId>
- <artifactId>axis-saaj</artifactId>
- <version>1.4</version>
- </dependency>
- <!-- https://mvnrepository.com/artifact/wsdl4j/wsdl4j -->
- <dependency>
- <groupId>wsdl4j</groupId>
- <artifactId>wsdl4j</artifactId>
- <version>1.6.3</version>
- </dependency>
- <!-- https://mvnrepository.com/artifact/commons-discovery/commons-discovery -->
- <dependency>
- <groupId>commons-discovery</groupId>
- <artifactId>commons-discovery</artifactId>
- <version>0.5</version>
- </dependency>
- <!--Axis1.4 及其依赖 end-->
- <!-- 引入dom4j 解析数据时用-->
- <!-- https://mvnrepository.com/artifact/org.dom4j/dom4j -->
- <dependency>
- <groupId>org.dom4j</groupId>
- <artifactId>dom4j</artifactId>
- <version>2.1.1</version>
- </dependency>
复制代码 2.WebService服务接口地址及方法
- 地址:http://www.webxml.com.cn/WebServices/WeatherWebService.asmx
- 调用的方法:http://www.webxml.com.cn/WebServices/WeatherWebService.asmx/getSupportDataSet
3.编写调用WebService服务的方法及数据剖析
- 编写调用WebService服务的客户端java类,并打印结果,类名为:Axis1_Client
package com.yuan;
import org.apache.axis.client.Call;
import org.apache.axis.client.Service;
import org.apache.axis.encoding.XMLType;
import org.apache.axis.message.MessageElement;
import org.apache.axis.types.Schema;
import org.dom4j.Document;
import org.dom4j.DocumentException;
import org.dom4j.DocumentHelper;
import org.dom4j.Element;
import org.junit.Test;
import javax.xml.namespace.QName;
import java.net.URL;
import java.util.Iterator;
import java.util.List;
/**
- Created by IntelliJ IDEA.
- User: jinshengyuan
- Date: 2019-01-15
- Time: 15:13
- description:
/
public class Axis1_Client {
/
- 利用dom4j剖析数据
*/
@Test
public void axisWSInvoke(){
String dataSetDataStr = axisInvokeNetDataSetData();
//System.out.println(dataSetDataStr);
if(dataSetDataStr != null){
try {
Document doc = DocumentHelper.parseText(dataSetDataStr);// 将字符串转为XML
Element root = doc.getRootElement();// 获取根节点
Iterator iterator = root.elementIterator(“Zone”);//迭代节点
String id,zone;
while(iterator.hasNext()){
Element element = (Element) iterator.next();
id = element.elementTextTrim(“ID”);//取出Zone节点下的ID元素的值
zone = element.elementTextTrim(“Zone”);//取出Zone节点下的Zone元素的值
System.out.println(“Id:”+id+“=============================Zone:”+zone);
}
} catch (DocumentException e) {
e.printStackTrace();
}
}
}
/**
- 调用.Net写的返回值为DataSet范例的WebService服务
- @return
*/
public String axisInvokeNetDataSetData(){
Service service = new Service();
String strXml = null;
Call call = null;
try {
call = (Call) service.createCall();
call.setTargetEndpointAddress(new URL(“http://www.webxml.com.cn/WebServices/WeatherWebService.asmx”));//WSURL,注意不要带?wsdl
//调用方法方法前设置相关参数
call.setOperationName(new QName(“http://WebXml.com.cn/”, “getSupportDataSet”));
call.setReturnType(XMLType.XSD_SCHEMA);//返回范例,这里肯定要传入 XMLType.XSD_SCHEMA 范例
call.setUseSOAPAction(true);
call.setSOAPActionURI(“http://WebXml.com.cn/getSupportDataSet”);//soapAction
Object obj = call.invoke((Object[]) null);
Schema schema = (Schema) obj;
MessageElement[] messageElements = schema.get_any();
List messageHead = messageElements[0].getChildren();//消息头,DataSet对象
List messageBody = messageElements[1].getChildren();//消息体信息,DataSet对象,最终需要剖析的数据
if (messageBody.size() > 0) {
String head = messageHead.get(0).toString();//消息头,DataSet对象
String diffgr = messageBody.get(0).toString();//消息体的字符串情势
strXml = diffgr;
System.out.println("head:
"+head);
System.out.println("diffgr:
" + diffgr);
}
} catch (Exception e) {
e.printStackTrace();
}
return strXml;
}
}
- 输出结果:
Id:1=Zone:直辖市
Id:2=Zone:特别行政区
Id:3=Zone:黑龙江
Id:4=Zone:吉林
Id:5=Zone:辽宁
Id:6=Zone:内蒙古
Id:7=Zone:河北
Id:8=Zone:河南
Id:9=Zone:山东
Id:10=Zone:山西
Id:11=Zone:江苏
Id:12=Zone:安徽
Id:13=Zone:陕西
Id:14=Zone:宁夏
Id:15=Zone:甘肃
Id:16=Zone:青海
Id:17=Zone:湖北
Id:18=Zone:湖南
Id:19=Zone:浙江
Id:20=Zone:江西
Id:21=Zone:福建
Id:22=Zone:贵州
Id:23=Zone:四川
Id:24=Zone:广东
Id:25=Zone:广西
Id:26=Zone:云南
Id:27=Zone:海南
Id:28=Zone:新疆
Id:29=Zone:西藏
Id:30=Zone:台湾
Id:31=Zone:亚洲
Id:32=Zone:欧洲
Id:33=Zone:非洲
Id:34=Zone:北美洲
Id:35=Zone:南美洲
Id:36=Zone:大洋洲
三. CXF 开发WebService接口
1. jax-ws实现
场景:CXF结合Spring实现发布与调用简朴的WebService
- 编写接口
package com.ssm.webservice;
import javax.jws.WebMethod;
import javax.jws.WebParam;
import javax.jws.WebResult;
import javax.jws.WebService;
/**
- Created by IntelliJ IDEA.
- User: jinshengyuan
- Date: 2018-11-09
- Time: 9:04
- description:
**/
@WebService
public interface Hello {
@WebMethod
@WebResult(name = “result”) String sayHello(@WebParam(name = “name”) String name);
}
- 编写接口的实现类
package com.ssm.webservice.impl;
import com.ssm.dao.sysManagement.ComLogMapper;
import com.ssm.model.ComLog;
import com.ssm.service.sysManagement.ComLogService;
import com.ssm.utils.CommonsUtil;
import com.ssm.webservice.Hello;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import java.text.SimpleDateFormat;
import java.util.Date;
/**
- Created by IntelliJ IDEA.
- User: jinshengyuan
- Date: 2018-11-09
- Time: 9:06
- description:
**/
public class HelloImpl implements Hello {
//这里跟controller中调用Service一样,利用@Autowired注解主动注入service
@Autowired
ComLogService comLogService;
@Override
public String sayHello(String name) {
//从数据库中获取当前体系日期
Date date = comLogService.getCurrentDatetime();
String currentDateTime = null;
if(date != null){
SimpleDateFormat dateFormat = new SimpleDateFormat(“yyyy-MM-dd HH:mm:ss”);
currentDateTime = dateFormat.format(date);
System.out.println(“体系日期:”+currentDateTime);
}
- return "hello," + name + ",当前时间为:"+currentDateTime;
复制代码 }
}
- spring.xml文件中的核心配置
- <import resource="classpath:META-INF/cxf/cxf.xml" />
- <!-- 配置方式1 注意:serviceClass为接口类并非接口的实现类 -->
- <jaxws:server serviceClass="com.ssm.webservice.Hello" address="/webServiceTestA"></jaxws:server>
- <!--访问地址:http://localhost:8080/ssm/webService/webServiceTestA?wsdl-->
- <!-- 配置方式2 注意:implementor为接口的具体实现类,与springmvc整合时,推荐使用这种方式,如果使用配置方式1,则会在访问时,提示如下错误:
- org.apache.cxf.interceptor.Fault: Could not instantiate service class com.ssm.webservice.Hello because it is an interface.
- -->
- <jaxws:endpoint implementor="com.ssm.webservice.impl.HelloImpl" address="/webServiceTest"></jaxws:endpoint>
- <!--访问地址:http://localhost:8080/ssm/webService/webServiceTest?wsdl-->
复制代码 - web.xml中的配置
- <servlet>
- <servlet-name>CXFServlet</servlet-name>
- <servlet-class>org.apache.cxf.transport.servlet.CXFServlet</servlet-class>
- </servlet>
- <servlet-mapping>
- <servlet-name>CXFServlet</servlet-name>
- <!--工程名(ssm)后面紧跟的 url-->
- <url-pattern>/webService/*</url-pattern>
- </servlet-mapping>
复制代码
- 打开浏览器,输入http://localhost:8080/ssm/webService/webServiceTestwsdl举行测试
2. CXF-RESTFul服务实现
JAX-RS是Java提供用于开发RESTful Web服务基于注解(annotation)的API。JAX-RS旨在界说一个同一的规范,使得Java步伐员可以利用一套固定的接口来开发REST应用,避免了依靠第三方框架。同时JAX-RS利用POJO编程模子和基于注解的配置并集成JAXB,可以有效缩短REST应用的开发周期。JAX-RS只界说RESTful API,详细实现由第三方提供,如Jersey、Apache CXF等。
JAX-RS包含近五十多个接口、注解和抽象类:
- javax.ws.rs包含用于创建RESTful服务资源的高层次(High-level)接 口和注解。
- javax.ws.rs.core包含用于创建RESTful服务资源的低层次(Low-level)接口和注解。
- javax.ws.rs.ext包含用于扩展JAX-RS API支持范例的APIs。
JAX-RS常用注解:
- @Path:标注资源类或方法的相对路径。
- @GET、@PUT、@POST、@DELETE:标注方法的HTTP哀求范例。
- @Produces:标注返回的MIME媒体范例。
- @Consumes:标注可接受哀求的MIME媒体范例。
- @PathParam、@QueryParam、@HeaderParam、@CookieParam、@MatrixParam、@FormParam:标注方法的参数来自于HTTP哀求的位置。@PathParam来自于URL的路径,@QueryParam来自于URL的查询参数,@HeaderParam来自于HTTP哀求的头信息,@CookieParam来自于HTTP哀求的Cookie。
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