SSRS Report Sample Contract Class

/// <summary>
/// The <c>CustInvoiceContract</c> class is the data contract class for the <c>CustInvoice</c> SSRS
/// report.
/// </summary>[
DataContractAttribute //SysOperationContractProcessingAttribute(classstr(CustInvoiceUIBuilder)),
//SysOperationGroupAttribute('Criteria', "@SYS13128", "1")
] public class NSGEmployeePayslipContractClass //implements SysOperationInitializable, SysOperationValidatable

{
NsgMonth salMonth;
NsgSalaryYear salYear;
}

[ DataMemberAttribute('Month')
//SysOperationLabelAttribute(literalstr("@SYS328562")),
//SysOperationHelpTextAttribute(literalstr("@SYS328563")),
//SysOperationGroupMemberAttribute('Criteria'),
//SysOperationDisplayOrderAttribute('2')
]
public NsgMonth parmMonth(NsgMonth _NsgMonth = salMonth)
{
salMonth = _NsgMonth; return salMonth;
}

[DataMemberAttribute('SalYear')

//SysOperationLabelAttribute(literalstr("@SYS328564")),

//sOperationHelpTextAttribute(literalstr("@SYS328565")),

//SysOperationGroupMemberAttribute('Criteria'),

//SysOperationDisplayOrderAttribute('3')
]
public NsgSalaryYear parmYear(NsgSalaryYear _salYear = salYear)
{
salYear = _salYear;
  return salYear;
}

/// <summary>
/// Validates the data contract values.
/// </summary>
/// <returns>
/// true if all the contract values are valid; otherwise, false.
/// </returns>
public boolean validate()
{
  boolean isValid = true;
// Force date to be included in the restrictions. Without a date
// range the resulting SQL query will need to do a cartesian product
// against CustInvoiceJour, CustInvoiceTrans and CustTrans before
// restricting down. Even with a relatively small database this
// will result in filling up tempdb and crashing the report as well
// as degrading all other queries against the SQL server. With date
// range included, the date indexes on CustInvoiceJour will be used
// to generate index seeks and allow a reasonable query.

if (!salMonth)
{
  isValid = checkFailed("month is required");
}
if (!salYear)
{
  isValid = checkFailed("year is required");
}
　
  return isValid;
}

public static NSGEmployeePayslipContractClass construct()
{
  return new NSGEmployeePayslipContractClass();
}