MongoDB C++ Driver legacy-1.1.2
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log_domain-impl.h
1/* Copyright 2013 10gen Inc.
2 *
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16#pragma once
17
18#include <algorithm>
19#include <cstdlib>
20
21#include "mongo/base/status.h"
22#include "mongo/logger/message_log_domain.h"
23
24/*
25 * Implementation of LogDomain<E>. Include this in cpp files to instantiate new LogDomain types.
26 * See message_log_domain.h, e.g.
27 */
28
29namespace mongo {
30namespace logger {
31
32template <typename E>
33LogDomain<E>::LogDomain()
34 : _abortOnFailure(false) {}
35
36template <typename E>
37LogDomain<E>::~LogDomain() {
38 clearAppenders();
39}
40
41template <typename E>
43 for (typename AppenderVector::const_iterator iter = _appenders.begin();
44 iter != _appenders.end();
45 ++iter) {
46 if (*iter) {
47 Status status = (*iter)->append(event);
48 if (!status.isOK()) {
49 if (_abortOnFailure) {
50 ::abort();
51 }
52 return status;
53 }
54 }
55 }
56 return Status::OK();
57}
58
59template <typename E>
61 typename LogDomain<E>::AppenderAutoPtr appender) {
62 typename AppenderVector::iterator iter =
63 std::find(_appenders.begin(), _appenders.end(), static_cast<EventAppender*>(NULL));
64
65 if (iter == _appenders.end()) {
66 _appenders.push_back(appender.release());
67 return AppenderHandle(_appenders.size() - 1);
68 } else {
69 *iter = appender.release();
70 return AppenderHandle(iter - _appenders.begin());
71 }
72}
73
74template <typename E>
75typename LogDomain<E>::AppenderAutoPtr LogDomain<E>::detachAppender(
76 typename LogDomain<E>::AppenderHandle handle) {
77 EventAppender*& appender = _appenders.at(handle._index);
78 AppenderAutoPtr result(appender);
79 appender = NULL;
80 return result;
81}
82
83template <typename E>
85 for (typename AppenderVector::const_iterator iter = _appenders.begin();
86 iter != _appenders.end();
87 ++iter) {
88 delete *iter;
89 }
90
91 _appenders.clear();
92}
93
94} // namespace logger
95} // namespace mongo
Status represents an error state or the absence thereof.
Definition status.h:50
Interface for sinks in a logging system.
Definition appender.h:31
Opaque handle returned by attachAppender(), which can be subsequently passed to detachAppender() to d...
Definition log_domain.h:61
Logging domain for events of type E.
Definition log_domain.h:50
Utility functions for parsing numbers from strings.
Definition compare_numbers.h:20