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/* Copyright 2013 10gen Inc.
*
* 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.
*/
#include "mongo/platform/basic.h"
#include "mongo/logger/rotatable_file_manager.h"
#include "mongo/logger/rotatable_file_writer.h"
#include "mongo/util/map_util.h"
namespace mongo {
namespace logger {
RotatableFileManager::RotatableFileManager() {}
RotatableFileManager::~RotatableFileManager() {
for (WriterByNameMap::iterator iter = _writers.begin(); iter != _writers.end(); ++iter) {
delete iter->second;
}
}
StatusWithRotatableFileWriter RotatableFileManager::openFile(const std::string& fileName,
bool append) {
if (_writers.count(fileName) > 0) {
return StatusWithRotatableFileWriter(ErrorCodes::FileAlreadyOpen,
"File \"" + fileName + "\" already opened.");
}
std::auto_ptr<RotatableFileWriter> writer(new RotatableFileWriter);
RotatableFileWriter::Use writerUse(writer.get());
Status status = writerUse.setFileName(fileName, append);
if (!status.isOK())
return StatusWithRotatableFileWriter(status);
_writers.insert(std::make_pair(fileName, writer.get()));
return StatusWith<RotatableFileWriter*>(writer.release());
}
RotatableFileWriter* RotatableFileManager::getFile(const std::string& name) {
return mapFindWithDefault(_writers, name, static_cast<RotatableFileWriter*>(NULL));
}
RotatableFileManager::FileNameStatusPairVector RotatableFileManager::rotateAll(
const std::string& renameTargetSuffix) {
FileNameStatusPairVector badStatuses;
for (WriterByNameMap::const_iterator iter = _writers.begin();
iter != _writers.end(); ++iter) {
Status status = RotatableFileWriter::Use(iter->second).rotate(
iter->first + renameTargetSuffix);
if (!status.isOK()) {
badStatuses.push_back(std::make_pair(iter->first, status));
}
}
return badStatuses;
}
} // namespace logger
} // namespace mongo
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