SSRS Syntax for RDP and Contract Class

  1- -------------------------  Create a contract class   Report_NameContractClass------------------------------

[DataContractAttribute]

 class *Report_Name*ContractClass

{  

 //Defining variables for report parameter.

 *EDT of parameter field*  *Field_reference*;  

  

//Defines parameter properties.

[

DataMemberAttribute('*Parameter_Field_name*')

SysOperationLabelAttribute(literalStr("@SYS190134")),

SysOperationLabelAttribute (“label”),

SysOperationHelpTextAttribute(“help text”),

SysOperationDisplayOrderAttribute(“1”)

]    

//Returns parameter value if found.

public *EDT of parameter field*   Parm*Parameter_Field_name*(*EDT of parameter field*             _*Field_reference*=*Field_reference*)  

 {         

*Field_reference* = _*Field_reference*;  

 return *Field_reference*;  

 } 

 }

2- ----------------------- Create a RDP Class     Perm_TableReportDP ------------------------------------

[SrsReportParameterAttribute(classstr(*ContractClassName*))]  

class *Table_Name*RDP extends SRSReportDataProviderBase

{   

  *Temp_Table_Name*   *Temp_TableBuffer*;          //TEMP TABLE 

  *Table_Name*       *TableBuffer* ;         //PERMENANT TABLE    

  *EDT of parameter field*    *Field_reference*;        //PARAMETER FIELD FROM DATA CONTRACT CLASSS    

  *ContractClassName* Contract; //CONTRACT CLASS FOLLOWED BY CONTRACT    

  [SrsReportDataSetAttribute('  *Temp_Table_Name*  ')] 

   public *Temp_Table_Name* GetData()  

  {        select *Temp_TableBuffer*;   

     return *Temp_TableBuffer*;   

 }     

 public void processReport()   

 {        

     Contract = this.parmDataContract();           

    *Field_reference* = Contract.*Validation_Method_Name*();         

 super();             

while select * from TableBuffer

            where *TableBuffer*.*Parameter_Field_name* == *Field_reference*          

        {            

                    *Temp_TableBuffer*.*Field1*  =  *TableBuffer*.*Field1*;      

                     *Temp_TableBuffer*.*Field2*  =  *TableBuffer*.*Field2*;            

                   *Temp_TableBuffer*.*Field3* =  *TableBuffer*.*Field3*;         

                     *Temp_TableBuffer*.insert();       

 }   

 } 

}