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使用Axis在Tomcat下发布Webservice操作指南

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 最近在工作过程中总是需要向其它项目组提供Webservice的接口,由于开始需求不是很明确,接口的定义经常需要变更,每一次下来都需要将Java到wsdl,从wsdl到Java,再根据wsdd文件在tomcat上deploy服务这个过程重复一遍.在这个过程中经常出现一些问题,尤其是长期不用axis之后再突然这么用上一用的时候,总是有或多或少的问题存在,遂经上述过程的一些详细操作步骤整理了一些,供参考.

      使用Axis在Tomcat下发布Webservice有如下几个步骤:

      (1)用JavaBean写好要发布的服务的定义

      (2)使用Java2WSDL命令,根据JavaBean生成WSDL文件

      (3)使用Wsdl2Java命令,根据WSDL文件生成服务端源代码,以及deploy.wsdd文件

      (4)根据deploy.wsdd文件在tomcat下发布Webservice服务          

    (1)用JavaBean写好要发布的服务的定义


     以用户注册为例,需要提供如下样式的用户注册服务,输入参数为com.huawei.mtv.commons.services.schemas.UserRegisterEvt,输出参数为com.huawei.mtv.commons.services.schemas.UserRegisterResp.  

      UserManage接口文件定义:

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package com.huawei.mtv.commons.services;  
import com.huawei.mtv.commons.services.schemas.UserRegisterEvt;  
import com.huawei.mtv.commons.services.schemas.UserRegisterResp;  
public class UserManage  
{  
    public UserRegisterResp register(UserRegisterEvt evt)  
    {  
        return null;  
    }  

package com.huawei.mtv.commons.services;
import com.huawei.mtv.commons.services.schemas.UserRegisterEvt;
import com.huawei.mtv.commons.services.schemas.UserRegisterResp;
public class UserManage
{
 public UserRegisterResp register(UserRegisterEvt evt)
 {
  return null;
 }
}

          输入参数UserRegisterEvt源代码:

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package com.huawei.mtv.commons.services.schemas;  
public class UserRegisterEvt  implements java.io.Serializable {  
        private int accessCode;     
    private java.lang.String level;  
        private java.lang.String userId;  
        public UserRegisterEvt(){  
        }  
      
        public int getAccessCode(){  
        return accessCode;  
    }  
 
    public void setAccessCode(int accessCode){  
        this.accessCode = accessCode;  
    }  
 
    public java.lang.String getLevel(){  
        return level;  
    }  
 
    public void setLevel(java.lang.String level){  
        this.level = level;  
    }  
 
    public java.lang.String getUserId(){  
        return userId;  
    }  
 
    public void setUserId(java.lang.String userId){  
        this.userId = userId;  
    }  

package com.huawei.mtv.commons.services.schemas;
public class UserRegisterEvt  implements java.io.Serializable {
        private int accessCode;  
 private java.lang.String level;
        private java.lang.String userId;
        public UserRegisterEvt(){
        }
   
        public int getAccessCode(){
  return accessCode;
 }

 public void setAccessCode(int accessCode){
  this.accessCode = accessCode;
 }

 public java.lang.String getLevel(){
  return level;
 }

 public void setLevel(java.lang.String level){
  this.level = level;
 }

 public java.lang.String getUserId(){
  return userId;
 }

 public void setUserId(java.lang.String userId){
  this.userId = userId;
 }

         输出参数UserRegisterResp源代码:

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package com.huawei.mtv.commons.services.schemas;  
public class UserRegisterResp  implements java.io.Serializable {  
        private java.lang.String description;  
    private java.lang.String returnCode;  
        public java.lang.String getDescription(){  
        return description;  
    }  
 
    public void setDescription(java.lang.String description){  
        this.description = description;  
    }  
 
    public java.lang.String getReturnCode() {  
        return returnCode;  
    }  
 
    public void setReturnCode(java.lang.String returnCode){  
        this.returnCode = returnCode;  
    }  

package com.huawei.mtv.commons.services.schemas;
public class UserRegisterResp  implements java.io.Serializable {
        private java.lang.String description;
 private java.lang.String returnCode;
        public java.lang.String getDescription(){
  return description;
 }

 public void setDescription(java.lang.String description){
  this.description = description;
 }

 public java.lang.String getReturnCode() {
  return returnCode;
 }

 public void setReturnCode(java.lang.String returnCode){
  this.returnCode = returnCode;
 }
}

       在Eclipse环境下将上述定义文件导出为mtv-common.jar包.至此第一步算是完成了. 

  (2)使用Java2WSDL命令,根据JavaBean生成WSDL文件


      这里我使用的是axis-1_4版本,具体使用到的jar包(只使用了axis-1_4中lib目录中自带的jar包)和命令参见如下代码。

      java2wsdl.bat批处理文件 :

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set axis_home=D:\software\axis2\axis-1_4\lib  
set axis_path=%axis_home%\axis-ant.jar  
set axis_path=%axis_path%;%axis_home%\axis.jar  
set axis_path=%axis_path%;%axis_home%\commons-discovery-0.2.jar  
set axis_path=%axis_path%;%axis_home%\commons-logging-1.0.4.jar  
set axis_path=%axis_path%;%axis_home%\jaxrpc.jar;  
set axis_path=%axis_path%;%axis_home%\log4j-1.2.8.jar  
set axis_path=%axis_path%;%axis_home%\mtv-common.jar  
set axis_path=%axis_path%;%axis_home%\saaj.jar  
set axis_path=%axis_path%;%axis_home%\wsdl4j-1.5.1.jar  
set CLASSPATH=%CLASSPAHT%;%axis_path%  
java org.apache.axis.wsdl.Java2WSDL -n "urn:UserManage"  -p"com.huawei.mtv.commons.services" "urn:UserManage" -o "UserManage.wsdl" -l "http://localhost:8080/axis/services/UserManage"   com.huawei.mtv.commons.services.UserManage 
set axis_home=D:\software\axis2\axis-1_4\lib
set axis_path=%axis_home%\axis-ant.jar
set axis_path=%axis_path%;%axis_home%\axis.jar
set axis_path=%axis_path%;%axis_home%\commons-discovery-0.2.jar
set axis_path=%axis_path%;%axis_home%\commons-logging-1.0.4.jar
set axis_path=%axis_path%;%axis_home%\jaxrpc.jar;
set axis_path=%axis_path%;%axis_home%\log4j-1.2.8.jar
set axis_path=%axis_path%;%axis_home%\mtv-common.jar
set axis_path=%axis_path%;%axis_home%\saaj.jar
set axis_path=%axis_path%;%axis_home%\wsdl4j-1.5.1.jar
set CLASSPATH=%CLASSPAHT%;%axis_path%
java org.apache.axis.wsdl.Java2WSDL -n "urn:UserManage"  -p"com.huawei.mtv.commons.services" "urn:UserManage" -o "UserManage.wsdl" -l "http://localhost:8080/axis/services/UserManage"   com.huawei.mtv.commons.services.UserManage

 

    执行上述批处理文件之后就生成了UserManage.wsdl文件了. 

    Java2WSDL命令的个参数含义如下:

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-o:指定输出的WSDL文件的文件名。      
 
-l:指定服务的位置。  
          
-n:WSDL文件的目标名字空间。  
          
-p:指定从package到名字空间的映射,这里可以有多个映射。 
-o:指定输出的WSDL文件的文件名。   

-l:指定服务的位置。
       
-n:WSDL文件的目标名字空间。
       
-p:指定从package到名字空间的映射,这里可以有多个映射。

  

  要注意如下几点:

  -o -l -n -p这些选项最好与后面选项对应的值之间没有空格,尤其是-p参数,有空格的话在生成WSDL文件的时候会报错.    

  (3)使用Wsdl2Java命令,根据WSDL文件生成服务端源代码,以及deploy.wsdd文件


    使用如下wsdl2java.bat批处理文件来生成Webservice服务端和客户端源代码.

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set axis_home=D:\software\axis2\axis-1_4\lib  
set axis_path=%axis_home%\axis-ant.jar  
set axis_path=%axis_path%;%axis_home%\axis.jar  
set axis_path=%axis_path%;%axis_home%\commons-discovery-0.2.jar  
set axis_path=%axis_path%;%axis_home%\commons-logging-1.0.4.jar  
set axis_path=%axis_path%;%axis_home%\jaxrpc.jar;  
set axis_path=%axis_path%;%axis_home%\log4j-1.2.8.jar  
set axis_path=%axis_path%;%axis_home%\mtv-common.jar  
set axis_path=%axis_path%;%axis_home%\saaj.jar  
set axis_path=%axis_path%;%axis_home%\wsdl4j-1.5.1.jar  
set CLASSPATH=%CLASSPAHT%;%axis_path%  
java org.apache.axis.wsdl.WSDL2Java --server-side --skeletonDeploy true UserManage.wsdl 
set axis_home=D:\software\axis2\axis-1_4\lib
set axis_path=%axis_home%\axis-ant.jar
set axis_path=%axis_path%;%axis_home%\axis.jar
set axis_path=%axis_path%;%axis_home%\commons-discovery-0.2.jar
set axis_path=%axis_path%;%axis_home%\commons-logging-1.0.4.jar
set axis_path=%axis_path%;%axis_home%\jaxrpc.jar;
set axis_path=%axis_path%;%axis_home%\log4j-1.2.8.jar
set axis_path=%axis_path%;%axis_home%\mtv-common.jar
set axis_path=%axis_path%;%axis_home%\saaj.jar
set axis_path=%axis_path%;%axis_home%\wsdl4j-1.5.1.jar
set CLASSPATH=%CLASSPAHT%;%axis_path%
java org.apache.axis.wsdl.WSDL2Java --server-side --skeletonDeploy true UserManage.wsdl

   执行上述批处理文件之后会生成源代码的目录与结构如下:

   UserManage_pkg包下生成文件如下:

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deploy.wsdd  
undeploy.wsdd  
UserManage.java  
UserManageService.java  
UserManageServiceLocator.java  
UserManageSoapBindingImpl.java  
UserManageSoapBindingSkeleton.java  
UserManageSoapBindingStub.java 
deploy.wsdd
undeploy.wsdd
UserManage.java
UserManageService.java
UserManageServiceLocator.java
UserManageSoapBindingImpl.java
UserManageSoapBindingSkeleton.java
UserManageSoapBindingStub.java  

  另外也生成了com包,该包下的java文件与我们最初在第一步定义的文件基本相同.

  利用Eclipse将上述生成的Java代码进行编译,导出为mtv-service.jar

     (4)根据deploy.wsdd文件在tomcat下发布Webservice服务

     将axis-1_4\webapps目录下的axis直接拷贝到tomcat/webapps目录下,再将mtv-service.jar包放到tomcat/webapps/axis/WEB-INFO/lib目录下,将tomcat启动,执行如下deploy.bat批处理命令即可发布UserManage服务了.

     deploy.bat批处理文件如下:    

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set axis_home=D:\software\axis2\axis-1_4\lib  
set axis_path=%axis_home%\axis-ant.jar  
set axis_path=%axis_path%;%axis_home%\axis.jar  
set axis_path=%axis_path%;%axis_home%\commons-discovery-0.2.jar  
set axis_path=%axis_path%;%axis_home%\commons-logging-1.0.4.jar  
set axis_path=%axis_path%;%axis_home%\jaxrpc.jar;  
set axis_path=%axis_path%;%axis_home%\log4j-1.2.8.jar  
set axis_path=%axis_path%;%axis_home%\saaj.jar  
set axis_path=%axis_path%;%axis_home%\wsdl4j-1.5.1.jar  
set CLASSPATH=%CLASSPAHT%;%axis_path%  
java org.apache.axis.client.AdminClient -l"http://localhost:9000/axis/services/UserManage" deploy.wsdd 
set axis_home=D:\software\axis2\axis-1_4\lib
set axis_path=%axis_home%\axis-ant.jar
set axis_path=%axis_path%;%axis_home%\axis.jar
set axis_path=%axis_path%;%axis_home%\commons-discovery-0.2.jar
set axis_path=%axis_path%;%axis_home%\commons-logging-1.0.4.jar
set axis_path=%axis_path%;%axis_home%\jaxrpc.jar;
set axis_path=%axis_path%;%axis_home%\log4j-1.2.8.jar
set axis_path=%axis_path%;%axis_home%\saaj.jar
set axis_path=%axis_path%;%axis_home%\wsdl4j-1.5.1.jar
set CLASSPATH=%CLASSPAHT%;%axis_path%
java org.apache.axis.client.AdminClient -l"http://localhost:9000/axis/services/UserManage" deploy.wsdd

    

    经过上述4大步骤,我们的UserManage服务就顺利发布了.

    通过http://localhost:9000/axis/servlet/AxisServlet即可查看到刚才发布UserManage服务了.

    注意:

    在存在server-config.wsdd文件的时候上述方式发布Webservice服务则可能出现错误,这时我们可以先将原来的server-config.wsdd文件重新命名,在按照上述步骤(4)的方式发布服务,会再次生成新的server-config.wsdd文件。我们可以将新生成的文件中类似如下代码块复制到原来的server-config.wsdd文件中就可以将新的需要发布的服务合并到原来的服务中去,实现新老服务共存。

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<service name="UserManage" provider="java:RPC">  
 <parameter name="allowedMethods" value="*"/>  
 <parameter name="typeMappingVersion" value="1.2"/>  
 <parameter name="wsdlPortType" value="UserManage"/>  
 <parameter name="className" value="UserManage_pkg.UserManageSoapBindingSkeleton"/>  
 <parameter name="wsdlServicePort" value="UserManage"/>  
 <parameter name="wsdlTargetNamespace" value="urn:UserManage"/>  
 <parameter name="wsdlServiceElement" value="UserManageService"/>  
 <parameter name="schemaUnqualified" value="http://schemas.services.commons.mtv.huawei.com"/>  
 <typeMapping deserializer="org.apache.axis.encoding.ser.BeanDeserializerFactory" encodingStyle="http://schemas.xmlsoap.org/soap/encoding/" qname="ns1:UserRegisterEvt" serializer="org.apache.axis.encoding.ser.BeanSerializerFactory" type="java:com.huawei.mtv.commons.services.schemas.UserRegisterEvt" xmlns:ns1="http://schemas.services.commons.mtv.huawei.com"/>  
 <typeMapping deserializer="org.apache.axis.encoding.ser.BeanDeserializerFactory" encodingStyle="http://schemas.xmlsoap.org/soap/encoding/" qname="ns2:UserRegisterResp" serializer="org.apache.axis.encoding.ser.BeanSerializerFactory" type="java:com.huawei.mtv.commons.services.schemas.UserRegisterResp" xmlns:ns2="http://schemas.services.commons.mtv.huawei.com"/>  

 </service>  

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