axis2開發實例(一)


axis2開發實例

 

主要參考《axis2之webservice新手超詳細教程http://wenku.baidu.com/view/6eae036d011ca300a6c390a4.html

        《axis2教程http://wenku.baidu.com/link?url=jBDwQFFG2yipTU_bRpre6hylOrakAJ4j-V3N8Wt4eTVdXkwunCM7-JIyluaCOAAHgBX3N52HRjYzSoXG6aBs5-E-RxPCDPEFJf6YFzXe3gq

         myeclipse的axis2插件:《Axis2_Codegen_Wizard_1.3.0 和Axis2_Service_Archiver_1.3.0》

         地址:http://download.csdn.net/download/huahuaspy/3428267

 

 

 

 

 

 

 

 

第一部分 環境搭建

1. 環境搭建(jdk,tomcat,myeclipse已安裝前提下)

(1)       下載Axis2服務包:axis2-1.6.2-bin.zip,axis2-1.6.2-war.zip,分別解壓到D:\webservice_axis2,將axis2-1.6.2-war.zip解壓后的axis2.war放到tomcat的D:\tomcat-6.0.18\tomcat-6.0.18\webapps下,重啟tomcat,

訪問http://localhost:8080/axis2/,能看到頁面內容,如果不能訪問,查看tomcat端口是否8080

(2)       下載myeclipse的axis2插件Axis2_Codegen_Wizard_1.3.0 和Axis2_Service_Archiver_1.3.0,一個是幫助我們生成aar文件的,另一個是幫我們用wsdl文件生成stub代碼的。解壓后將axis2插件包下的Axis2_Codegen_Wizard_1.3.0和Axis2_Service_Archiver_1.3.0文件夾拷貝至Myeclipse8.5\dropins 目錄下,重啟myeclipse生效

 

2.代碼開發:本實例練習基本參數、bean,數組bean

作為入參和回參的情況,能滿足大部分項目需求

 

(1)     新建web工程Axis2Service,創建入參回參bean(注意紅色部分)

Student.java

package com.my.bean;

import java.io.Serializable;

/**

 * 注意:Student類一定要實現序列化接口,否則無法正常傳輸至客戶端

 *

 * @author zyix

 *

 */

public class Student implements Serializable

{

    private static final long serialVersionUID = 677484458789332877L;

 

    private int id;

    private int number;

    private String name;

    private String tel;

    private String address;

    //生成setter,getter省略

    }

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(3)       創建service,用於發布

MyService.java

     

package com.my.service;

import java.util.Arrays;

import com.my.bean.Student;

/*

 * WebService測試類

 */

public class MyService

{

        

         // 測試歡迎方法,基本參數

         public String getGreeting(String name)

         {

                   return "你好" + name;

         }

 

         // 入參為bean

         public String AddStudent(Student student)

         {

                   if (null != student)

                   {

                            return "你好" + student.getName();

                   }

                   return "student is null";

         }

        

         // 回參為bean

         public Student queryStudent()

         {

                   Student st = new Student();

                   st.setId(1000000120);

                   st.setNumber(20130678);

                   st.setName("Mr Wang");

                   st.setTel("1385465656");

                   st.setAddress("bejing");

                   return st;

         }

        

         // 入參為數組

         public String AddStudents(Student[] students)

         {

                   if (null != students)

                   {

                            return "你好" + Arrays.toString(students);

                   }

                   return "students is null";

         }

        

         // 回參為數組

         public Student[] queryStudents()

         {

                   Student[] sts = new Student[2];

                   Student st = new Student();

                   st.setId(1000000120);

                   st.setNumber(20130678);

                   st.setName("Mr Wang");

                   st.setTel("1385465656");

                   st.setAddress("bejing");

                  

                   Student st2 = new Student();

                   st2.setId(1000000122);

                   st2.setNumber(201306782);

                   st2.setName("Mr Wang2");

                   st2.setTel("1385465652");

                   st2.setAddress("bejing2");

                  

                   sts[0] = st;

                   sts[1] = st2;

                   return sts;

         }

}

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3.發布service

(1)右鍵工程名Axis2Service--NewàOther,選擇Axis2 Service Archiver,

(2)打包編譯文件,指向編譯好的service文件位置,一般都是XXX\WebRoot\WEB-INF\classes,選擇E:\workspaces_8.5\Axis2Service\WebRoot\WEB-INF\classes目錄,記得紅色標記處的勾選取消掉

Ps:這里指定位置都是WEB-INF\classes目錄,因為第(4)步填寫的service包路徑就是相對於此目錄的

(3)下一步略過wsdl文件選擇,下一步選擇依賴的的jar文件,沒有可不用選擇,下一步自動設置service.xml配置文件,

(4)下一步,填寫需要發布的webservice名稱以及對外開放的服務類名稱(自定義),服務類名稱前面要帶包名,(需要手動填寫service路徑,點擊Load)

勾選Search declared method only,可以在下面的列表框中看見我們對外發布的方法名

(5)下一步,指定發布service到tomcat的axis2項目容器中,這里選擇D:\tomcat-6.0.18\tomcat-6.0.18\webapps\axis2\WEB-INF\services;

Ps:本質就是將自動打成的my_service.aar放到上述路徑;其實可以先指定其他路徑,生成后,再手動放置需要的容器中。

(6)啟動tomcat,訪問http://localhost:8080/axis2/services/listServices,即可看到新發布的service:MyService,點擊MyService鏈接,得到wsdl文件。

至此發布完成。

 

第二部分  使用客戶端測試webservice

(1)       新建web工程Axis2Client,引入axis2的lib包,如D:\webservice_axis2\axis2-1.6.2-bin\axis2-1.6.2\lib

(2)       根據wsdl生成客戶端,有兩種方式

方式一:使用myeclipse的axis2插件Axis2 Code Generator生成客戶端

方式二:使用基本的命令行方式

Ps:本人使用方式一生成的代碼不能夠編譯,提示student類有問題;因此采用方式二:

(3)方式二:制作《根據wsdl生成java代碼.bat》

1.在D:\webservice_axis2中,已有axis2-1.6.2-bin,目標wsdl文件如Axis2Wsdl.wsdl

新建根據wsdl生成java代碼.bat,內容如下:

set JAVA_HOME=D:\Program Files\Java\jdk1.6.0_10

set AXIS2_HOME=D:\webservice_axis2\axis2-1.6.2-bin\axis2-1.6.2

 

set Output_Path=Testclient

 

set Package=com.webservice.client

 

set Wsdl_File=D:\webservice_axis2\Axis2Wsdl.wsdl

 

%AXIS2_HOME%\bin\wsdl2java -uri %Wsdl_File% -p %Package% -s -o %Output_Path%

::一定要設置JAVA_HOME

::其中-url參數指定了wsdl文件的路徑,可以是本地路徑,也可以是網絡路徑。如 http://localhost:8080/axis2/services/SimpleService?wsdl

::-p參數指定了生成的Java類的包名

::-o參數指定了生成的一系列文件保存的根目錄

@echo  -------------OK-----------------

 

@echo ---The code has been created in the folder: Testclient---

 

@pause

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

綠色部分都是根據實際設置,執行批處理腳本生成的客戶端代碼會在Testclient中;

 

(3)       將Testclient中的src下的文件覆蓋到項目Axis2Client的src下;新建測試代碼

Test.java

package com.client.test;

 

import com.webservice.client.MyServiceStub;

import com.webservice.client.MyServiceStub.AddStudent;

import com.webservice.client.MyServiceStub.AddStudentResponse;

import com.webservice.client.MyServiceStub.AddStudents;

import com.webservice.client.MyServiceStub.AddStudentsResponse;

import com.webservice.client.MyServiceStub.GetGreeting;

import com.webservice.client.MyServiceStub.GetGreetingResponse;

import com.webservice.client.MyServiceStub.QueryStudent;

import com.webservice.client.MyServiceStub.QueryStudentResponse;

import com.webservice.client.MyServiceStub.QueryStudents;

import com.webservice.client.MyServiceStub.QueryStudentsResponse;

import com.webservice.client.MyServiceStub.Student;

 

public class Test

{

         public static void main(String[] ss)

         {

                   // 設置遠程服務調用地址

                   String target = "http://127.0.0.1:8080/axis2/services/MyService";

 

                   try

                   {

                            // 根據地址構造用戶存根

                            MyServiceStub stub = new MyServiceStub(target);

 

                            // 1. 調用getGreeting方法,設置入參對象及屬性,入參,回參為基本類型String

                            GetGreeting getGreeting = new GetGreeting();

                            getGreeting.setName("hello");

                            GetGreetingResponse ggr = stub.getGreeting(getGreeting);

                            // 接收方法返回值

                            String getResult = ggr.get_return();

                            System.out.println(getResult);

 

                            // 2. 調用AddStudent方法,設置入參對象及屬性,入參為bean

                            AddStudent addStudent = new AddStudent();

                            Student student = new Student();

                            student.setAddress("shanghai");

                            student.setId(123456);

                            student.setName("servyou");

                            student.setNumber(12321312);

                            student.setTel("13678956529");

                            addStudent.setStudent(student);

                            AddStudentResponse asr = stub.addStudent(addStudent);

                            // 接收方法返回值

                            String addResult = asr.get_return();

                            System.out.println(addResult);

 

                            // 3. 調用queryStudent方法,設置入參對象及屬性,回參為bean

                            QueryStudent queryStudent = new QueryStudent();

                            QueryStudentResponse qsr = stub.queryStudent(queryStudent);

                            // 接收方法返回值

                            Student qsResult = qsr.get_return();

                            System.out.println("地址:" + qsResult.getAddress() + ", ID:"

                                               + qsResult.getId() + ", 姓名:" + qsResult.getName() + ", 號碼:"

                                               + qsResult.getNumber() + ", 電話:" + qsResult.getTel());

 

                            // 4. 調用queryStudents方法,設置入參對象及屬性,返回bean數組

                            QueryStudents queryStudents = new QueryStudents();

                            QueryStudentsResponse qssr = stub.queryStudents(queryStudents);

                            // 接收方法返回值

                            Student[] qssResult = qssr.get_return();

                            for (int i = 0; i < qssResult.length; i++)

                            {

                                     System.out.println("地址:" + qssResult[i].getAddress() + ", ID:"

                                                        + qssResult[i].getId() + ", 姓名:"

                                                        + qssResult[i].getName() + ", 號碼:"

                                                        + qssResult[i].getNumber() + ", 電話:"

                                                        + qssResult[i].getTel());

                            }

 

                            // 5. 調用AddStudents方法,設置入參對象及屬性,入參為bean數組

                            AddStudents addStudents = new AddStudents();

                           

                            Student st = new Student();

                            st.setAddress("shanghai");

                            st.setId(123456);

                            st.setName("servyou");

                            st.setNumber(12321312);

                            st.setTel("13678956529");

                           

                            Student st2 = new Student();

                            st2.setAddress("shanghai");

                            st2.setId(123456);

                            st2.setName("servyou");

                            st2.setNumber(12321312);

                            st2.setTel("13678956529");

                           

                            addStudents.addStudents(st);

                            addStudents.addStudents(st2);

                           

                            AddStudentsResponse assr = stub.addStudents(addStudents);

                            // 接收方法返回值

                            String addstsResult = assr.get_return();

                            System.out.println(addstsResult);

 

                   } catch (Exception e)

                   {

                            e.printStackTrace();

                   }

         }

 

}

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

第三部分 備注信息

備注:發布可以不生成arr文件,好處在於:經常改動代碼或者添加安全控制模塊如wss4j,因為經常改動 services.xml,所以這種情況最好不打包;否則最好打包發布

方法:

(1)    在/WEB-INF/services新建HelloWorldService(最好命名跟service命名一樣,便於識別);

(2)    在HelloWorldService新建META-INF目錄,在META-INF中建立services.xml文件

<service name="HelloWordService">

      <description>

           Please Type your service description here

      </description>

      <messageReceivers>

           <messageReceiver mep="http://www.w3.org/2004/08/wsdl/in-only" class="org.apache.axis2.rpc.receivers.RPCInOnlyMessageReceiver"/>

           <messageReceiver  mep="http://www.w3.org/2004/08/wsdl/in-out"  class="org.apache.axis2.rpc.receivers.RPCMessageReceiver"/>

      </messageReceivers>

      <parameter name="ServiceClass">com.service.HelloWorldService</parameter>

</service>

 

至此測試完畢

 

 

第四部分 補充

 

(1)    項目中僅需要使用WebService來傳遞簡單類型的數據,有時也需要傳遞更復雜的數據,這些數據可以被稱為復合類型的數據。

(2)    數組和類(接口)是比較常用的復合類型;在傳遞類的對象實例時,除了直接將數組類型聲明成相應的類戒接口,也可以將對象實例迚行序列化,也就是說,將一個對象實例轉換成字節數組迚行傳遞,然后接收方再迚行反序列化,還原這個對象實例。

(3)       webservice不支持復雜的集合類傳遞,譬如list和map,需要轉化為數組類型或者axis2里的axiom對象模型。axiom對象模型感興趣的同學可搜索資料進一步學習

 

 

 

 

 

 

 

        實際項目中可以支持webservice服務,也可以支持其他服務如http,axis1.4的webservice等,由於Axis2需要發布到axis2工程,因此實際開發時,可以在自己的web工程開發,只有需要提供webservice服務時,才做成aar包放到axis2項目中。


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