read from a transport.Constants.CLIENT_ADDR and
 Constants.SERVER_ADDR.Span.annotations include a value in this set, or where
 Span.binaryAnnotations include a String whose key is in this set.SpanStore but accepts callbacks to allow
 bridging to async libraries.Span.binaryAnnotations include a String whose key and
 value are an entry in this set.DependencyLink.parent to DependencyLink.childBinaryAnnotation.endpoint indicates a client address ("ca") in a span.Annotation.timestamp, then Annotation.value.BinaryAnnotation.keySpan.timestamp, then Span.name.DependencyLink.builder()Endpoint.builder() instead.Annotation.value, primarily for query by service name.BinaryAnnotation.value, allowing query by service name or address.Span.timestamp are at or before this time in
 epoch milliseconds.Annotation.value, this indicates when an error occurred.BinaryAnnotation.Type.BYTES if unknown.SpanStore.getDependencies(long, java.lang.Long) that accepts Callback.getRawTrace(long, long, Callback)SpanStore.getRawTrace(long, long) that accepts Callback.SpanStore.getRawTrace(long, long)SpanStore.getServiceNames() that accepts Callback.service names.SpanStore.getSpanNames(java.lang.String) that accepts Callback.Endpoint.serviceName.getTrace(long, long, Callback)SpanStore.getTrace(long, long) that accepts Callback.SpanStore.getTrace(long, long)SpanStore.getTraces(zipkin.storage.QueryRequest) that accepts Callback.$traceId.$spanId<:$parentId or $spanIdEndpoint.ipv6, unless the input is an IPv4-Compatible or IPv4-Mapped
 Embedded IPv6 Address.CollectorSampler.isSampled(long, Boolean) as that works with multiple span formats"http.path" or "error"value of "lc" is the component or namespace of a local
 span.Span.timestamp are at or after (endTs -
 lookback) in milliseconds.Span.duration is less than or equal to maxDuration
 microseconds.Span.duration is greater than or equal to
 minDuration microseconds.Span.id or null if this the root span in a trace.Endpoint.Builder.ipv4(int) or Endpoint.Builder.ipv6(byte[]) could be parsed from the input.Endpoint.Builder.ipv4(int) or Endpoint.Builder.ipv6(byte[]) could be parsed from the input.samples spans to reduce load on the storage
 system.BinaryAnnotation.endpoint indicates a server address ("sa") in a span.Endpoint.serviceName and constrains all other
 parameters.service names that logged to this span.Span.namequeued for
 storage using this component.binary annotation keys."sr".Copyright © 2015–2017 OpenZipkin. All rights reserved.