question: the earliest time for which data will be exported . concode_field_sep Log logger concode_elem_sep AtomicBoolean processing concode_elem_sep String prefix concode_elem_sep Date earliestTimestamp concode_elem_sep boolean sendLatest concode_elem_sep boolean ignoreTimestamps concode_elem_sep Date latestTimestamp concode_field_sep void setIgnoreTimestamps concode_elem_sep Iterable<Metric<?>> next concode_elem_sep boolean canExportTimestamp concode_elem_sep void setSendLatest concode_elem_sep void flush concode_elem_sep Metric<?> getPrefixedMetric concode_elem_sep Iterable<String> groups concode_elem_sep void exportGroups concode_elem_sep void export concode_elem_sep void close concode_elem_sep void write concode_elem_sep void flushQuietly
target: void function ( Date arg0 ) { this . earliestTimestamp = arg0 ; }