xref: /aosp_15_r20/external/libtextclassifier/native/lang_id/fb_model/lang-id-from-fb.cc (revision 993b0882672172b81d12fad7a7ac0c3e5c824a12)
1 /*
2  * Copyright (C) 2018 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #include "lang_id/fb_model/lang-id-from-fb.h"
18 
19 #include <memory>
20 #include <string>
21 #include <utility>
22 
23 #include "lang_id/fb_model/model-provider-from-fb.h"
24 
25 namespace libtextclassifier3 {
26 namespace mobile {
27 namespace lang_id {
28 
GetLangIdFromFlatbufferFile(const std::string & filename)29 std::unique_ptr<LangId> GetLangIdFromFlatbufferFile(
30     const std::string &filename) {
31   std::unique_ptr<ModelProvider> model_provider(
32       new ModelProviderFromFlatbuffer(filename));
33 
34   // NOTE: we avoid absl (including absl::make_unique), due to b/113350902
35   return std::unique_ptr<LangId>(  // NOLINT
36       new LangId(std::move(model_provider)));
37 }
38 
GetLangIdFromFlatbufferFileDescriptor(FileDescriptorOrHandle fd)39 std::unique_ptr<LangId> GetLangIdFromFlatbufferFileDescriptor(
40     FileDescriptorOrHandle fd) {
41   std::unique_ptr<ModelProvider> model_provider(
42       new ModelProviderFromFlatbuffer(fd));
43 
44   // NOTE: we avoid absl (including absl::make_unique), due to b/113350902
45   return std::unique_ptr<LangId>(  // NOLINT
46       new LangId(std::move(model_provider)));
47 }
48 
GetLangIdFromFlatbufferFileDescriptor(FileDescriptorOrHandle fd,size_t offset,size_t num_bytes)49 std::unique_ptr<LangId> GetLangIdFromFlatbufferFileDescriptor(
50     FileDescriptorOrHandle fd, size_t offset, size_t num_bytes) {
51   std::unique_ptr<ModelProvider> model_provider(
52       new ModelProviderFromFlatbuffer(fd, offset, num_bytes));
53 
54   // NOTE: we avoid absl (including absl::make_unique), due to b/113350902
55   return std::unique_ptr<LangId>(  // NOLINT
56       new LangId(std::move(model_provider)));
57 }
58 
GetLangIdFromFlatbufferBytes(const char * data,size_t num_bytes)59 std::unique_ptr<LangId> GetLangIdFromFlatbufferBytes(const char *data,
60                                                      size_t num_bytes) {
61   std::unique_ptr<ModelProvider> model_provider(
62       new ModelProviderFromFlatbuffer(data, num_bytes));
63 
64   // NOTE: we avoid absl (including absl::make_unique), due to b/113350902
65   return std::unique_ptr<LangId>(  // NOLINT
66       new LangId(std::move(model_provider)));
67 }
68 
69 }  // namespace lang_id
70 }  // namespace mobile
71 }  // namespace nlp_saft
72