RFC Java交互例子

红太狼 2022-08-22 03:47 143阅读 0赞

Class testJCO
    public class testJco {
        public static void main(String[] args) {
            GetMemberFarm testGetMemberFarm = new GetMemberFarm();
            String memberFarm = testGetMemberFarm.GetMemberFarmFromSap(
                    "0111020155", "02");
            System.out.println("Memberfarm: " + memberFarm);
        }
    }

Class GetMemberFram
    import com.sap.mw.jco.*;  //The JCO 
    public class GetMemberFarm {          
        public String GetMemberFarmFromSap(String farm, String OwnerNumber){  
        String zzmemb ="";         
        String memberFarm = "";     
        JCO.Repository mRepository;     
        JCO.Client mConnection = null;     
        JCO.Function myFunction = null;     
        // --------------------------------------------------------- //Create
        // Connection to SAP
        // //---------------------------------------------------------
        try          {                 
            mConnection = JCO.createClient("800",           // SAP client
                    "HFR",       // User ID
                    "vimmer3",     // Password
                    "EN",            // Language
                    "53.205.22.71", // Host
                    "03");           // System
            mConnection.connect();            
            System.out.println("Connection OK");          
            }          catch (Exception ex)          
            {                     System.out.println(ex);          
            }      // --------------------------------------------------------- //
                    // Create function and parameters
                    // //---------------------------------------------------------
            try          
            {        // Create repository
                mRepository = new JCO.Repository( "GetMember", mConnection );                
                // Get a function template from the repository
                IFunctionTemplate ftemplate = mRepository.getFunctionTemplate("ZNAS_HIE1_GET_MEMBER_FARM");                
                // Create function
                myFunction = new JCO.Function(ftemplate);        
                System.out.println("Function created");                
                // Set import parameter
                JCO.Field zzfarm = myFunction.getImportParameterList().getField("ZZFARM");        
                zzfarm.setValue(farm);                       
                System.out.println("Parameters ok");                          
                }      
            catch (Exception ex)                   
            {                       
                System.out.println(ex);         
                }     // ---------------------------------------------------------
                        // // Execute function
                        // //---------------------------------------------------------
            try         
            {         
                mConnection.execute(myFunction);        
                System.out.println("RFC Call OK");                     
                }          
            catch (Exception ex)                  
            {  
                System.out.println(ex); // Exception from function
            }                // ---------------------------------------------------------
            // Handle return table GT_HIERARCHY
            // Loop over the table and find the record that
            // has ZZCHCODE = OwnerNumber from the
            // method parameters, and return Member for the
            // record
            // ---------------------------------------------------------
            JCO.Table gt_HIERARCHY = null;     
            try         
            {          
                gt_HIERARCHY=myFunction.getTableParameterList().getTable("GT_HIERARCHY");                
                // Loop thhrough table and return the member that has
                // changecode (ZZCHCODE) = 02
                for (int i = 0; i < gt_HIERARCHY.getNumRows(); i++)        
                {   
                    gt_HIERARCHY.setRow(i);            
                String zzchcode = gt_HIERARCHY.getString("ZZCHCODE");            
                if (zzchcode.equals(OwnerNumber))                                       
                {                
                    zzmemb = gt_HIERARCHY.getString("ZZMEMB");                                
                    }                           
                }                 
                }          
            catch (Exception ex)                  
            {  System.out.println(ex);                               
            }                          
            // --------------------------------------------------------- //
            // Disconnect from SAP
            // //---------------------------------------------------------
            try           
            {            
                mConnection.disconnect();               
                System.out.println("Disconnected from SAP");           
                }      
            catch (Exception ex)          
            {         
                System.out.println(ex);          
                }                  
            return zzmemb;  }          
        } // public class GetMemberFarmLast Updated (Thursday, 29 January 2009
            // 05:58)
        }
        }
    }