blob: aabeeb98516eda6f7e8e7e296d6860fe5d8d5ec3 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
|
// Copyright 2017 The TensorFlow Authors. All Rights Reserved.
//
// Licensed 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.
// =============================================================================
#ifndef THIRD_PARTY_TENSORFLOW_CONTRIB_BOOSTED_TREES_RESOURCES_STAMPED_RESOURCE_H_
#define THIRD_PARTY_TENSORFLOW_CONTRIB_BOOSTED_TREES_RESOURCES_STAMPED_RESOURCE_H_
#include "tensorflow/core/framework/resource_mgr.h"
#include "tensorflow/core/platform/mutex.h"
namespace tensorflow {
namespace boosted_trees {
// A StampedResource is a resource that has a stamp token associated with it.
// Before reading from or applying updates to the resource, the stamp should
// be checked to verify that the update is not stale.
class StampedResource : public ResourceBase {
public:
StampedResource() : stamp_(-1) {}
bool is_stamp_valid(int64 stamp) const { return stamp_ == stamp; }
int64 stamp() const { return stamp_; }
void set_stamp(int64 stamp) { stamp_ = stamp; }
private:
int64 stamp_;
};
} // namespace boosted_trees
} // namespace tensorflow
#endif // THIRD_PARTY_TENSORFLOW_CONTRIB_BOOSTED_TREES_RESOURCES_STAMPED_RESOURCE_H_
|