get the currentvalue value . concode_field_sep String unit concode_elem_sep long limit concode_elem_sep UsageName name concode_elem_sep long currentValue concode_field_sep String unit concode_elem_sep UsageInner withLimit concode_elem_sep UsageInner withUnit concode_elem_sep UsageInner withCurrentValue concode_elem_sep long limit concode_elem_sep UsageName name concode_elem_sep UsageInner withName
long function ( ) { return this . currentValue ; }