WebService之Spring+CXF整合示例

一、Spring+CXF整合示例

WebService是一種跨編程語言、跨操作系統平台的遠程調用技術,它是指一個應用程序向外界暴露一個能通過Web調用的API接口,我們把調用這個WebService的應用程序稱作客戶端,把提供這個WebService的應用程序稱作服務端。

環境

win10+Spring5.1+cxf3.3.2

下載

  • 官網下載:https://archive.apache.org/dist/cxf/
  • 百度網盤:
    鏈接:https://pan.baidu.com/s/1nsUweTFG_6CcZKaVBCQ7uQ
    提取碼:4qp7

服務端

  • 新建web項目
  • 放入依賴
    apache-cxf-3.3.2\lib中的jar包全部copy至項目WEB-INF\lib目錄下(偷個懶,這些jar包中包含了Spring所需的jar包)
  • web.xml中添加webService的配置攔截
<!--webService  -->
<servlet>
    <servlet-name>CXFService</servlet-name>
    <servlet-class>org.apache.cxf.transport.servlet.CXFServlet</servlet-class>
</servlet>
<servlet-mapping>
    <servlet-name>CXFService</servlet-name>
    <url-pattern>/webservice/*</url-pattern>
</servlet-mapping>
  • webservice服務接口
    在項目src目錄下新建pms.inface.WebServiceInterface
package pms.inface;

import javax.jws.WebMethod;
import javax.jws.WebParam;
import javax.jws.WebResult;
import javax.jws.WebService;

@WebService(targetNamespace = "http://spring.webservice.server", name = "WebServiceInterface")
public interface WebServiceInterface {

	@WebMethod
    @WebResult(name = "result", targetNamespace = "http://spring.webservice.server")
	public String sayBye(@WebParam(name = "word", targetNamespace = "http://spring.webservice.server") String word);

}

  • 接口實現類
    在項目src目錄下新建pms.impl.WebServiceImpl
package pms.impl;

import javax.jws.WebService;

import pms.inface.WebServiceInterface;

@WebService
public class WebServiceImpl implements WebServiceInterface{

	@Override
	public String sayBye(String word) {
		return word + "當和這個真實的世界迎面撞上時,你是否找到辦法和自己身上的慾望講和,又該如何理解這個鋪面而來的人生?";
	}

}

  • webservice配置文件
    WEB-INF目錄下新建webservice配置文件cxf-webService.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"
	xmlns:cxf="http://cxf.apache.org/core"
	xmlns:http-conf="http://cxf.apache.org/transports/http/configuration"
	xsi:schemaLocation="http://www.springframework.org/schema/beans
       http://www.springframework.org/schema/beans/spring-beans-3.1.xsd
       http://cxf.apache.org/jaxws
       http://cxf.apache.org/schemas/jaxws.xsd
       http://cxf.apache.org/core
	   http://cxf.apache.org/schemas/core.xsd
	   http://cxf.apache.org/transports/http/configuration
	   http://cxf.apache.org/schemas/configuration/http-conf.xsd
	   ">
	   
	<import resource="classpath:META-INF/cxf/cxf.xml" />

	<!-- 使用jaxws:server標籤發布WebService服務 ,設置address為訪問地址, 和web.xml文件中配置的CXF配合為一個完整的路徑 -->
	<!-- serviceClass為實現類的接口 serviceBean引用配置好的WebService實現類 -->
	<jaxws:server address="/webServiceInterface"
		serviceClass="pms.inface.WebServiceInterface">
		<jaxws:serviceBean>
			<ref bean="WebServiceImpl" />
		</jaxws:serviceBean>
	</jaxws:server>
	
	<!-- 為所有的WS設置超時時間 ,此時為默認值 連接時間30s,等待回復時間為60s-->	
	<http-conf:conduit name="*.http-conduit">
		<http-conf:client ConnectionTimeout="60000" ReceiveTimeout="120000"/>
	</http-conf:conduit>

</beans>
  • spring配置文件
    WEB-INF目錄下新建spring配置文件applicationContext.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"
    xsi:schemaLocation="http://www.springframework.org/schema/beans
    http://www.springframework.org/schema/beans/spring-beans-3.0.xsd">

   <bean id="WebServiceImpl" class="pms.impl.WebServiceImpl"></bean>
	
	<import resource="cxf-webService.xml" />

</beans>

      在web.xml中配置applicationContext.xml

<context-param>
    <param-name>contextConfigLocation</param-name>
    <param-value>
		    /WEB-INF/applicationContext.xml
		</param-value>
  </context-param>
  <listener>
    <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
  </listener>
  • 將項目放至tomcat中啟動
    啟動后訪問地址:localhost:PORT/項目名/webservice/webServiceInterface?wsdl,如下圖所示,webservice接口發布成功

二、SoapUI測試

SoapUI是一個開源測試工具,通過soap/http來檢查、調用、實現Web Service的功能/負載/符合性測試。

下載

  • 百度網盤
    鏈接:https://pan.baidu.com/s/1N2RTqhvrkuzx7YJvmDeY7Q
    提取碼:e1w3

測試

  • 打開SoapUI,新建一個SOAP項目,將剛才的發布地址copyInitial WSDL欄,點擊OK按鈕
  • 發起接口請求

三、客戶端

使用wsdl2java工具生成webservice客戶端代碼

  • 該工具在剛才下載的apache-cxf-3.3.2\bin目錄下
  • 配置環境變量
    設置CXF_HOME,並添加%CXF_HOME %/binpath環境變量。
  • CMD命令行輸入wsdl2java -help,有正常提示說明環境已經正確配置
  • wsdl2java.bat用法:
wsdl2java –p 包名 –d 存放目錄 -all wsdl地址

-p 指定wsdl的命名空間,也就是要生成代碼的包名

-d 指令要生成代碼所在目錄

-client 生成客戶端測試web service的代碼

-server 生成服務器啟動web service代碼

-impl 生成web service的實現代碼,我們在方式一用的就是這個

-ant 生成build.xml文件

-all 生成所有開始端點代碼
  • 生成客戶端代碼
wsdl2java -p pms.inface -d ./ -all http://localhost:8080/spring_webservice_server/webservice/webServiceInterface?wsdl

客戶端調用

  • 新建web項目
  • 放入依賴
    apache-cxf-3.3.2\lib中的jar包全部copy至項目WEB-INF\lib目錄下
  • wsdl2java生成的代碼放至src.pms.inface目錄下
調用方法一:
  • 新建webServiceClientMain測試
package pms;

import org.apache.cxf.jaxws.JaxWsProxyFactoryBean;
import pms.inface.WebServiceInterface;

public class webServiceClientMain {
	public static void main(String[] args) {
		JaxWsProxyFactoryBean svr = new JaxWsProxyFactoryBean();
		svr.setServiceClass(WebServiceInterface.class);
		svr.setAddress("http://localhost:8080/spring_webservice_server/webservice/webServiceInterface?wsdl");
		WebServiceInterface webServiceInterface = (WebServiceInterface) svr.create();

		System.out.println(webServiceInterface.sayBye("honey,"));
	}
}
  • 運行webServiceClientMain
調用方法二:
  • 在src目錄下新建applicationContext.xml
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
	xmlns:context="http://www.springframework.org/schema/context"
	xmlns:jaxws="http://cxf.apache.org/jaxws"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://www.springframework.org/schema/beans
		http://www.springframework.org/schema/beans/spring-beans-3.0.xsd
		http://www.springframework.org/schema/context
		http://www.springframework.org/schema/context/spring-context-3.0.xsd
		http://cxf.apache.org/jaxws
		http://cxf.apache.org/schemas/jaxws.xsd">

	<jaxws:client id="webServiceInterface"
		serviceClass="pms.inface.WebServiceInterface"
		address="http://localhost:8080/spring_webservice_server/webservice/webServiceInterface?wsdl" >
	</jaxws:client>	
</beans>
  • 新建webServiceClientTest測試
package pms;

import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import pms.inface.WebServiceInterface;

public class webServiceClientTest {

	public static void main(String[] args) {
		ApplicationContext context = new ClassPathXmlApplicationContext("applicationContext.xml");
		WebServiceInterface webServiceInterface = context.getBean(WebServiceInterface.class);
		String result = webServiceInterface.sayBye("honey,");
		System.out.println(result);
	}
	
}
  • 運行webServiceClientTest

四、服務端攔截器

  • 需求場景:服務提供方安全驗證,也就是webservice自定義請求頭的實現,服務接口在身份認證過程中的密碼字段滿足SM3(哈希函數算法標準)的加密要求
  • SM3加密所需jar包:commons-lang3-3.9.jarbcprov-jdk15on-1.60.jar,這兩個jar包在剛才下載的apache-cxf-3.3.2\lib下就有
  • 請求頭格式
<security>
	<username></username>
	<password></password>
</auth>
  • src.pms.interceptor下新建WebServiceInInterceptor攔截器攔截請求,解析頭部
package pms.interceptor;

import java.util.List;
import javax.servlet.http.HttpServletRequest;
import javax.xml.namespace.QName;
import org.apache.cxf.binding.soap.SoapMessage;
import org.apache.cxf.headers.Header;
import org.apache.cxf.interceptor.Fault;
import org.apache.cxf.phase.AbstractPhaseInterceptor;
import org.apache.cxf.phase.Phase;
import org.apache.cxf.transport.http.AbstractHTTPDestination;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import pms.support.Sm3Utils;
import pms.support.StringUtils;

/**
 * WebService的輸入攔截器
 * @author coisini
 * @date May 2020, 13
 *
 */
public class WebServiceInInterceptor extends AbstractPhaseInterceptor<SoapMessage> {
	
    private static final String USERNAME = "admin";
    private static final String PASSWORD = "P@ssw0rd";
    
    /**
     * 允許訪問的IP
     */
    private static final String ALLOWIP = "127.0.0.1;XXX.XXX.XXX.XXX";

	public WebServiceInInterceptor() {
		/*
		 * 攔截器鏈有多個階段,每個階段都有多個攔截器,攔截器在攔截器鏈的哪個階段起作用,可以在攔截器的構造函數中聲明
		 * RECEIVE 接收階段,傳輸層處理
		 * (PRE/USER/POST)_STREAM 流處理/轉換階段
		 * READ SOAPHeader讀取 
		 * (PRE/USER/POST)_PROTOCOL 協議處理階段,例如JAX-WS的Handler處理 
		 * UNMARSHAL SOAP請求解碼階段 
		 * (PRE/USER/POST)_LOGICAL SOAP請求解碼處理階段 
		 * PRE_INVOKE 調用業務處理之前進入該階段 
		 * INVOKE 調用業務階段 
		 * POST_INVOKE 提交業務處理結果,並觸發輸入連接器
		 */
		super(Phase.PRE_INVOKE);
	}

	/**
	  * 客戶端傳來的 soap 消息先進入攔截器這裏進行處理,客戶端的賬目與密碼消息放在 soap 的消息頭<security></security>中,
	  * 類似如下:
     * <soap:Envelope xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/">
     * <soap:Header><security><username>admin</username><password>P@ssw0rd</password></security></soap:Header>
     * <soap:Body></soap:Body></soap:Envelope>
     * 現在只需要解析其中的 <head></head>標籤,如果解析驗證成功,則放行,否則這裏直接拋出異常,
     * 服務端不會再往後運行,客戶端也會跟着拋出異常,得不到正確結果
     *
     * @param message
     * @throws Fault
     */
	@Override
    public void handleMessage(SoapMessage message) throws Fault {
		System.out.println("PRE_INVOKE");
		
		HttpServletRequest request = (HttpServletRequest)message.get(AbstractHTTPDestination.HTTP_REQUEST);
	    String ipAddr=request.getRemoteAddr();
	    System.out.println("客戶端訪問IP----"+ipAddr);
	    
	    if(!ALLOWIP.contains(ipAddr)) {
			throw new Fault(new IllegalArgumentException("非法IP地址"), new QName("0009"));
		}
		
		/**
		 * org.apache.cxf.headers.Header
         * QName :xml 限定名稱,客戶端設置頭信息時,必須與服務器保持一致,否則這裏返回的 header 為null,則永遠通不過的
         */
		Header authHeader = null;
		//獲取驗證頭
		List<Header> headers = message.getHeaders();
		for(Header h:headers){
			if(h.getName().toString().contains("security")){
				authHeader=h;
				break;
			}
		}
		System.out.println("authHeader");
		System.out.println(authHeader);
		
		if(authHeader !=null) {
			Element auth = (Element) authHeader.getObject();
			NodeList childNodes = auth.getChildNodes();
			String username = null,password = null;
			for(int i = 0, len = childNodes.getLength(); i < len; i++){
					Node item = childNodes.item(i);
					if(item.getNodeName().contains("username")){
						username = item.getTextContent();
						System.out.println(username);
					}
					if(item.getNodeName().contains("password")){
						password = item.getTextContent();
						System.out.println(password);
					}
			}
			
			if(StringUtils.isBlank(username) || StringUtils.isBlank(password)) { 
		    	throw new Fault(new IllegalArgumentException("用戶名或密碼不能為空"), new QName("0001")); 
		    }
			
			if(!Sm3Utils.verify(USERNAME, username) || !Sm3Utils.verify(PASSWORD,password)) { 
		    	throw new Fault(new IllegalArgumentException("用戶名或密碼錯誤"), new QName("0008")); 
		    }
		  
		    if (Sm3Utils.verify(USERNAME, username) && Sm3Utils.verify(PASSWORD,password)) { 
		    	System.out.println("webService 服務端自定義攔截器驗證通過...."); 
		    	return;//放行
		    } 
		}else {
			throw new Fault(new IllegalArgumentException("請求頭security不合法"), new QName("0010"));
		}
	}

	// 出現錯誤輸出錯誤信息和棧信息
	public void handleFault(SoapMessage message) {
		Exception exeption = message.getContent(Exception.class);
		System.out.println(exeption.getMessage());
	}
	
}
  • src.pms.support下新建Sm3Utils加密類
package pms.support;

import java.io.UnsupportedEncodingException;
import java.security.Security;
import java.util.Arrays;
import org.bouncycastle.crypto.digests.SM3Digest;
import org.bouncycastle.crypto.macs.HMac;
import org.bouncycastle.crypto.params.KeyParameter;
import org.bouncycastle.jce.provider.BouncyCastleProvider;
import org.bouncycastle.pqc.math.linearalgebra.ByteUtils;

/**
 * SM3加密
 * @author coisini
 * @date May 2020, 13
 */
public class Sm3Utils {
	 private static final String ENCODING = "UTF-8";
     static {
         Security.addProvider(new BouncyCastleProvider());
     }
	    
    /**
     * sm3算法加密
     * @explain
     * @param paramStr
     * 待加密字符串
     * @return 返回加密后,固定長度=32的16進制字符串
     */
    public static String encrypt(String paramStr){
        // 將返回的hash值轉換成16進制字符串
        String resultHexString = "";
        try {
            // 將字符串轉換成byte數組
            byte[] srcData = paramStr.getBytes(ENCODING);
            // 調用hash()
            byte[] resultHash = hash(srcData);
            // 將返回的hash值轉換成16進制字符串
            resultHexString = ByteUtils.toHexString(resultHash);
        } catch (UnsupportedEncodingException e) {
            e.printStackTrace();
        }
        return resultHexString;
    }
    
    /**
     * 返回長度=32的byte數組
     * @explain 生成對應的hash值
     * @param srcData
     * @return
     */
    public static byte[] hash(byte[] srcData) {
        SM3Digest digest = new SM3Digest();
        digest.update(srcData, 0, srcData.length);
        byte[] hash = new byte[digest.getDigestSize()];
        digest.doFinal(hash, 0);
        return hash;
    }
    
    /**
     * 通過密鑰進行加密
     * @explain 指定密鑰進行加密
     * @param key
     *            密鑰
     * @param srcData
     *            被加密的byte數組
     * @return
     */
    public static byte[] hmac(byte[] key, byte[] srcData) {
        KeyParameter keyParameter = new KeyParameter(key);
        SM3Digest digest = new SM3Digest();
        HMac mac = new HMac(digest);
        mac.init(keyParameter);
        mac.update(srcData, 0, srcData.length);
        byte[] result = new byte[mac.getMacSize()];
        mac.doFinal(result, 0);
        return result;
    }
    
    /**
     * 判斷源數據與加密數據是否一致
     * @explain 通過驗證原數組和生成的hash數組是否為同一數組,驗證2者是否為同一數據
     * @param srcStr
     *            原字符串
     * @param sm3HexString
     *            16進制字符串
     * @return 校驗結果
     */
    public static boolean verify(String srcStr, String sm3HexString) {
        boolean flag = false;
        try {
            byte[] srcData = srcStr.getBytes(ENCODING);
            byte[] sm3Hash = ByteUtils.fromHexString(sm3HexString);
            byte[] newHash = hash(srcData);
            if (Arrays.equals(newHash, sm3Hash))
                flag = true;
        } catch (UnsupportedEncodingException e) {
            e.printStackTrace();
        }
        return flag;
    }
    
    public static void main(String[] args) {
        // 測試二:account
        String account = "admin";
        String passoword = "P@ssw0rd";
        String hex = Sm3Utils.encrypt(account);
        System.out.println(hex);//dc1fd00e3eeeb940ff46f457bf97d66ba7fcc36e0b20802383de142860e76ae6
        System.out.println(Sm3Utils.encrypt(passoword));//c2de40449a2019db9936381fa9810c22c8548a8635ed2b7fb3c7ec362e37429d
        //驗證加密后的16進制字符串與加密前的字符串是否相同
        boolean flag =  Sm3Utils.verify(account, hex);
        System.out.println(flag);// true
    }
}
  • StringUtils工具類
package pms.support;

/**
 * 字符串工具類
 * @author coisini
 * @date Nov 27, 2019
 */
public class StringUtils {

	/**
	 * 判空操作
	 * @param value
	 * @return
	 */
	public static boolean isBlank(String value) {
		return value == null || "".equals(value) || "null".equals(value) || "undefined".equals(value);
	}

}
  • cxf-webService.xml添加攔截器配置
<!-- 在此處引用攔截器 -->
<bean id="InInterceptor"
	class="pms.interceptor.WebServiceInInterceptor" >
</bean>

<cxf:bus>
	<cxf:inInterceptors>
		<ref bean="InInterceptor" />
	</cxf:inInterceptors>
</cxf:bus> 
  • SoapUI調用
  • java調用

    服務端攔截器到此結束,由上圖可以看出攔截器配置生效

五、客戶端攔截器

  • src.pms.support下新建AddHeaderInterceptor攔截器攔截請求,添加自定義認證頭部
package pms.support;

import java.util.List;
import javax.xml.namespace.QName;
import org.apache.cxf.binding.soap.SoapHeader;
import org.apache.cxf.binding.soap.SoapMessage;
import org.apache.cxf.headers.Header;
import org.apache.cxf.helpers.DOMUtils;
import org.apache.cxf.interceptor.Fault;
import org.apache.cxf.phase.AbstractPhaseInterceptor;
import org.apache.cxf.phase.Phase;
import org.w3c.dom.Document;
import org.w3c.dom.Element;

public class AddHeaderInterceptor extends AbstractPhaseInterceptor<SoapMessage>{ 
    
    private String userName; 
    private String password; 
       
    public AddHeaderInterceptor(String userName, String password) { 
        super(Phase.PREPARE_SEND); 
        this.userName = userName; 
        this.password = password;  
    } 
   
    @Override 
    public void handleMessage(SoapMessage msg) throws Fault { 
    	   System.out.println("攔截...");
        
           /**
            * 生成的XML文檔
            * <authHeader>
            *      <userName>admin</userName>
            *      <password>P@ssw0rd</password>
            * </authHeader>
            */ 
        
        	// SoapHeader部分待添加的節點
     		QName qName = new QName("security");
     		Document doc = DOMUtils.createDocument();

     		Element pwdEl = doc.createElement("password");
     		pwdEl.setTextContent(password);
     		Element userEl = doc.createElement("username");
     		userEl.setTextContent(userName);
     		Element root = doc.createElement("security");
     		root.appendChild(userEl);
     		root.appendChild(pwdEl);
     		// 創建SoapHeader內容
     		SoapHeader header = new SoapHeader(qName, root);
     		// 添加SoapHeader內容
     		List<Header> headers = msg.getHeaders();
     		headers.add(header); 
    } 
}
  • java調用,修改webServiceClientMain調用代碼如下
public class webServiceClientMain {
	public static void main(String[] args) {
		JaxWsProxyFactoryBean svr = new JaxWsProxyFactoryBean();
		svr.setServiceClass(WebServiceInterface.class);
		svr.setAddress("http://localhost:8081/spring_webservice_server/webservice/webServiceInterface?wsdl");
		WebServiceInterface webServiceInterface = (WebServiceInterface) svr.create();
		
		// jaxws API 轉到 cxf API 添加日誌攔截器
		org.apache.cxf.endpoint.Client client = org.apache.cxf.frontend.ClientProxy
				.getClient(webServiceInterface);
		org.apache.cxf.endpoint.Endpoint cxfEndpoint = client.getEndpoint();
		//添加自定義的攔截器
		cxfEndpoint.getOutInterceptors().add(new AddHeaderInterceptor("dc1fd00e3eeeb940ff46f457bf97d66ba7fcc36e0b20802383de142860e76ae6", "c2de40449a2019db9936381fa9810c22c8548a8635ed2b7fb3c7ec362e37429d"));
		
		System.out.println(webServiceInterface.sayBye("honey,"));
	}
}

  • SoapUI調用

六、代碼示例

服務端:https://github.com/Maggieq8324/spring_webservice_server.git
客戶端:https://github.com/Maggieq8324/spring_webservice_client.git

.end

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