question: the time stamp used for the datapoint . concode_field_sep Double sampleCount concode_elem_sep Double average concode_elem_sep String unit concode_elem_sep Double maximum concode_elem_sep Double sum concode_elem_sep Double minimum concode_elem_sep java.util.Date timestamp concode_field_sep void setAverage concode_elem_sep Datapoint withSampleCount concode_elem_sep Datapoint withSum concode_elem_sep Double getSampleCount concode_elem_sep Datapoint withUnit concode_elem_sep Datapoint withUnit concode_elem_sep void setMaximum concode_elem_sep Datapoint withTimestamp concode_elem_sep Datapoint withMaximum concode_elem_sep void setSum concode_elem_sep Double getMaximum concode_elem_sep Double getAverage concode_elem_sep void setSampleCount concode_elem_sep int hashCode concode_elem_sep void setUnit concode_elem_sep void setUnit concode_elem_sep Datapoint withAverage concode_elem_sep boolean equals concode_elem_sep Double getMinimum concode_elem_sep Datapoint clone concode_elem_sep String toString concode_elem_sep String getUnit concode_elem_sep Double getSum concode_elem_sep void setTimestamp concode_elem_sep void setMinimum concode_elem_sep Datapoint withMinimum
target: java . util . Date function ( ) { return this . timestamp ; }