From 96e379ff8bc6907d044c62c1381b8e5a793b6a7a Mon Sep 17 00:00:00 2001 From: Feng Xiao Date: Mon, 9 Feb 2015 12:21:49 +0800 Subject: Add the .proto files for well-known types. --- src/google/protobuf/duration.proto | 93 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 93 insertions(+) create mode 100644 src/google/protobuf/duration.proto (limited to 'src/google/protobuf/duration.proto') diff --git a/src/google/protobuf/duration.proto b/src/google/protobuf/duration.proto new file mode 100644 index 00000000..868c732f --- /dev/null +++ b/src/google/protobuf/duration.proto @@ -0,0 +1,93 @@ +// Protocol Buffers - Google's data interchange format +// Copyright 2008 Google Inc. All rights reserved. +// https://developers.google.com/protocol-buffers/ +// +// Redistribution and use in source and binary forms, with or without +// modification, are permitted provided that the following conditions are +// met: +// +// * Redistributions of source code must retain the above copyright +// notice, this list of conditions and the following disclaimer. +// * Redistributions in binary form must reproduce the above +// copyright notice, this list of conditions and the following disclaimer +// in the documentation and/or other materials provided with the +// distribution. +// * Neither the name of Google Inc. nor the names of its +// contributors may be used to endorse or promote products derived from +// this software without specific prior written permission. +// +// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +syntax = "proto3"; + +package google.protobuf; + +option java_generate_equals_and_hash = true; +option java_multiple_files = true; +option java_outer_classname = "DurationProto"; +option java_package = "com.google.protobuf"; + + +// A Duration represents a signed, fixed-length span of time represented +// as a count of seconds and fractions of seconds at nanosecond +// resolution. It is independent of any calendar and concepts like "day" +// or "month". It is related to Timestamp in that the difference between +// two Timestamp values is a Duration and it can be added or subtracted +// from a Timestamp. Range is approximately +-10,000 years. +// +// Example 1: compute Duration from two Timestamps in pseudo code. +// +// Timestamp start = ...; +// Timestamp end = ...; +// Duration duration = ...; +// +// duration.seconds = end.seconds - start.seconds; +// duration.nanos = end.nanos - start.nanos; +// +// if (duration.seconds < 0 && duration.nanos > 0) { +// duration.seconds += 1; +// duration.nanos -= 1000000000; +// } else if (durations.seconds > 0 && duration.nanos < 0) { +// duration.seconds -= 1; +// duration.nanos += 1000000000; +// } +// +// Example 2: compute Timestamp from Timestamp + Duration in pseudo code. +// +// Timestamp start = ...; +// Duration duration = ...; +// Timestamp end = ...; +// +// end.seconds = start.seconds + duration.seconds; +// end.nanos = start.nanos + duration.nanos; +// +// if (end.nanos < 0) { +// end.seconds -= 1; +// end.nanos += 1000000000; +// } else if (end.nanos >= 1000000000) { +// end.seconds += 1; +// end.nanos -= 1000000000; +// } +// +message Duration { + // Signed seconds of the span of time. Must be from -315,576,000,000 + // to +315,576,000,000 inclusive. + int64 seconds = 1; + + // Signed fractions of a second at nanosecond resolution of the span + // of time. Durations less than one second are represented with a 0 + // seconds field and a positive or negative nanos field. For durations + // of one second or more, a non-zero value for the nanos field must be + // of the same sign as the seconds field. Must be from -999,999,999 + // to +999,999,999 inclusive. + int32 nanos = 2; +} -- cgit v1.2.3