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68 lines
1.7 KiB
68 lines
1.7 KiB
/*
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* Copyright (C) 2018 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "lang_id/common/file/file-utils.h"
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#include <fcntl.h>
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#include <stdio.h>
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#include <sys/stat.h>
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#include <sys/types.h>
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#include <string>
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#include "lang_id/common/lite_base/logging.h"
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#include "lang_id/common/lite_strings/stringpiece.h"
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namespace libtextclassifier3 {
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namespace mobile {
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namespace file_utils {
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bool GetFileContent(const std::string &filename, std::string *content) {
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ScopedMmap scoped_mmap(filename);
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const MmapHandle &handle = scoped_mmap.handle();
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if (!handle.ok()) {
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SAFTM_LOG(ERROR) << "Error opening " << filename;
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return false;
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}
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StringPiece sp = handle.to_stringpiece();
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content->assign(sp.data(), sp.size());
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return true;
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}
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bool FileExists(const std::string &filename) {
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struct stat s = {0};
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if (!stat(filename.c_str(), &s)) {
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return s.st_mode & S_IFREG;
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} else {
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return false;
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}
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}
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bool DirectoryExists(const std::string &dirpath) {
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struct stat s = {0};
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if (!stat(dirpath.c_str(), &s)) {
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return s.st_mode & S_IFDIR;
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} else {
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return false;
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}
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}
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} // namespace file_utils
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} // namespace mobile
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} // namespace nlp_saft
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