C# 注册COM+组件步骤

namespace  myCom //把所有代码写到相应的命名空间内
{
     //每一个接口一个GUID号
    [Guid( "549047DE-9F3B-4781-A1F6-F3C852091FC9" )]
     //接口类型ComInterfaceType.InterfaceIsDual接示接口需要双重公开给COM+
     //这个属性是接口的属性
    [InterfaceType( ComInterfaceType.InterfaceIsDual )]
      //定义接口
     public   interface  Add
    
    {
        接口内的方法返回布尔值有一个整型参数
         bool  AddData(  int  d );
        
         bool  AddDataM(  int  d );
    }
     //实现这个接口
    //事务属性表示需要新事务
     //这个属性用来记录类是否支持事务有车个选项同VB中类的属性相同
    [Transaction( TransactionOption.RequiresNew)]
     //在类中实现这个接口必须要继承System.EnterpriseServices;命名空间的ServicedComponent类
     //在后面继承前面所定义的接口如果有多个可以用“,”分开
     public   class  myClass:ServicedComponent,Add
    {
         //  public myCom.myClass   error =new ErrorsLibrary.Class1( );
        
         //定认字符变量用来存放数据库连接字符串
         private   static   string  strConnect ="Provider=MSDAORA.1;Password=erpii;User ID=erpii;Data Source=erpii;Persist Security Info=True";
         //创建这个连接
         private  OleDbConnection conConnection =  new  OleDbConnection (strConnect) ;
        
        
          //实现接口中的查询方法
         public   bool  AddData(  int  id )
        {
             try
            {
                
                //string StrSql="insert into    TEST1   values('" + id + "' )";
                 string  StrSql=" insert into    test_d  values('" + id + "'," 
                +"'" + id + "',"
                + "'" + id + "',"
                + "'" + id + "' )";
                 //     string StrSql="DELETE FROM TEST1"; 
                 //找开连接
                conConnection.Open( );  // 打开数据连接
                 //执行查询
                OleDbCommand cmd =  new  OleDbCommand (StrSql , conConnection) ;
                cmd.ExecuteNonQuery ( );
                conConnection.Close ( );
                
                  //ContextUtil.SetComplete( ) ;
                 return   true ;
            }
             catch  ( Exception e ) 
            {
                
                 //error.Description =e.Message;
                 //    EnterpriseServices.ContexUtil.
                ContextUtil.SetAbort( );
                 return   false ;
                //    
            }
        }
        
         public   bool  AddDataM(  int  id )
        {
             try
            {
                 //    string StrSql="insert into    TEST21  values(" + id + "' )";
                //    string StrSql="DELETE FROM TEST2"; 
                 //找开连接
                 string  StrSql=" insert into    test_m  values('" + id + "'," 
                +"'" + id + "',"
                + "'" + id + "',"
                + "'" + id + "' )";
                conConnection.Open( ); // 打开数据连接
                 //执行查询
                OleDbCommand cmd =  new  OleDbCommand (StrSql , conConnection) ;
                cmd.ExecuteNonQuery ( );
                conConnection.Close ( );
                //    System.EnterpriseServices.ContextUtil.SetComplete( ) ;
                 return   true ;
                
            }
             catch  ( Exception e ) 
            {
                / /error.Description =e.Message;
                //    EnterpriseServices.ContexUtil.
                //    System.EnterpriseServices.ContextUtil.SetAbort( );
                 //    e.Message;
                ContextUtil.SetAbort ( ) ;
                 return   false ;
                
            }
            
        }
        
          //如果在方法或类上使用[AutoComplete]则事务类或方法在没有错误的情状下自动提交事务
        [AutoComplete]
         public   bool  addRs( )
        {
            
             try
            {
                 for  (  int  i=0;i<100;i++ )
                {
                     ////        
                     if  ( !AddData( i ) )
                    {     //事务回滚
                        ContextUtil.SetAbort ( ) ;
       函数返回值
                         return   false ;
                    }
                     //如函数不等于真则回滚其中(?┫嗟庇赩B中的(NOT)
                     if  (!AddDataM( i ) )
                    
                    {
                        ContextUtil.SetAbort ( ) ;
                         return   false ;
                    }
                    
                }
                   如查成功能提交事务
                ContextUtil.SetComplete( ); 
                 return    true ;
                
            }
            
            
             catch  ( Exception e ) 
            {
                 //      error.Description =e.Message;
                //    EnterpriseServices.ContexUtil.
                 //    ContextUtil.SetAbort( );
                ContextUtil.SetAbort ( ) ;
                 return   false ;
                  //     
            }
        }
        
         public  myClass( )
        {
             //
            // TODO: 在此处添加构造函数逻辑
             //
        }
    }
}