pst/src/main/proto/org/apache/wave/pst/protobuf/extensions.proto

// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements.  See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.  The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License.  You may obtain a copy of the License at
//
//   http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied.  See the License for the
// specific language governing permissions and limitations
// under the License.

syntax = "proto2";

import "google/protobuf/descriptor.proto";

option java_package = "org.apache.wave.pst.protobuf";
option java_outer_classname = "Extensions";

extend google.protobuf.FieldOptions {
  // Annotates an int64, noting that only the lower 52 bits are important.
  // This allows languages without 64-bit primitives (like JavaScript) to use
  // other primtive types instead.
  //
  // Annotation ids are apparently meant to be globally unique.  Not sure why,
  // given that proto names and field ids do not have to be globally unique.
  // If it becomes an issue, get a unique number from the number distributor.
  optional bool int52 = 50000 [default = false];
}