for (Metric span : spans) {
MetricsRecordBuilder builder = collector.addRecord(new MetricsInfoImpl(TracingCompat
.getTraceMetricName(span.id), span.desc));
builder.setContext(TracingCompat.METRICS_CONTEXT);
for (Pair<MetricsInfo, Long> metric : span.counters) {
builder.addCounter(metric.getFirst(), metric.getSecond());
}
for (MetricsTag tag : span.tags) {
builder.add(tag);
}
}