xref: /aosp_15_r20/external/abseil-cpp/absl/log/internal/structured.h (revision 9356374a3709195abf420251b3e825997ff56c0f)
1*9356374aSAndroid Build Coastguard Worker // Copyright 2022 The Abseil Authors.
2*9356374aSAndroid Build Coastguard Worker //
3*9356374aSAndroid Build Coastguard Worker // Licensed under the Apache License, Version 2.0 (the "License");
4*9356374aSAndroid Build Coastguard Worker // you may not use this file except in compliance with the License.
5*9356374aSAndroid Build Coastguard Worker // You may obtain a copy of the License at
6*9356374aSAndroid Build Coastguard Worker //
7*9356374aSAndroid Build Coastguard Worker //      https://www.apache.org/licenses/LICENSE-2.0
8*9356374aSAndroid Build Coastguard Worker //
9*9356374aSAndroid Build Coastguard Worker // Unless required by applicable law or agreed to in writing, software
10*9356374aSAndroid Build Coastguard Worker // distributed under the License is distributed on an "AS IS" BASIS,
11*9356374aSAndroid Build Coastguard Worker // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12*9356374aSAndroid Build Coastguard Worker // See the License for the specific language governing permissions and
13*9356374aSAndroid Build Coastguard Worker // limitations under the License.
14*9356374aSAndroid Build Coastguard Worker //
15*9356374aSAndroid Build Coastguard Worker // -----------------------------------------------------------------------------
16*9356374aSAndroid Build Coastguard Worker // File: log/internal/structured.h
17*9356374aSAndroid Build Coastguard Worker // -----------------------------------------------------------------------------
18*9356374aSAndroid Build Coastguard Worker 
19*9356374aSAndroid Build Coastguard Worker #ifndef ABSL_LOG_INTERNAL_STRUCTURED_H_
20*9356374aSAndroid Build Coastguard Worker #define ABSL_LOG_INTERNAL_STRUCTURED_H_
21*9356374aSAndroid Build Coastguard Worker 
22*9356374aSAndroid Build Coastguard Worker #include <ostream>
23*9356374aSAndroid Build Coastguard Worker 
24*9356374aSAndroid Build Coastguard Worker #include "absl/base/config.h"
25*9356374aSAndroid Build Coastguard Worker #include "absl/log/internal/log_message.h"
26*9356374aSAndroid Build Coastguard Worker #include "absl/strings/string_view.h"
27*9356374aSAndroid Build Coastguard Worker 
28*9356374aSAndroid Build Coastguard Worker namespace absl {
29*9356374aSAndroid Build Coastguard Worker ABSL_NAMESPACE_BEGIN
30*9356374aSAndroid Build Coastguard Worker namespace log_internal {
31*9356374aSAndroid Build Coastguard Worker 
32*9356374aSAndroid Build Coastguard Worker class ABSL_MUST_USE_RESULT AsLiteralImpl final {
33*9356374aSAndroid Build Coastguard Worker  public:
AsLiteralImpl(absl::string_view str)34*9356374aSAndroid Build Coastguard Worker   explicit AsLiteralImpl(absl::string_view str) : str_(str) {}
35*9356374aSAndroid Build Coastguard Worker   AsLiteralImpl(const AsLiteralImpl&) = default;
36*9356374aSAndroid Build Coastguard Worker   AsLiteralImpl& operator=(const AsLiteralImpl&) = default;
37*9356374aSAndroid Build Coastguard Worker 
38*9356374aSAndroid Build Coastguard Worker  private:
39*9356374aSAndroid Build Coastguard Worker   absl::string_view str_;
40*9356374aSAndroid Build Coastguard Worker 
41*9356374aSAndroid Build Coastguard Worker   friend std::ostream& operator<<(std::ostream& os, AsLiteralImpl as_literal) {
42*9356374aSAndroid Build Coastguard Worker     return os << as_literal.str_;
43*9356374aSAndroid Build Coastguard Worker   }
AddToMessage(log_internal::LogMessage & m)44*9356374aSAndroid Build Coastguard Worker   void AddToMessage(log_internal::LogMessage& m) {
45*9356374aSAndroid Build Coastguard Worker     m.CopyToEncodedBuffer<log_internal::LogMessage::StringType::kLiteral>(str_);
46*9356374aSAndroid Build Coastguard Worker   }
47*9356374aSAndroid Build Coastguard Worker   friend log_internal::LogMessage& operator<<(log_internal::LogMessage& m,
48*9356374aSAndroid Build Coastguard Worker                                               AsLiteralImpl as_literal) {
49*9356374aSAndroid Build Coastguard Worker     as_literal.AddToMessage(m);
50*9356374aSAndroid Build Coastguard Worker     return m;
51*9356374aSAndroid Build Coastguard Worker   }
52*9356374aSAndroid Build Coastguard Worker };
53*9356374aSAndroid Build Coastguard Worker 
54*9356374aSAndroid Build Coastguard Worker }  // namespace log_internal
55*9356374aSAndroid Build Coastguard Worker ABSL_NAMESPACE_END
56*9356374aSAndroid Build Coastguard Worker }  // namespace absl
57*9356374aSAndroid Build Coastguard Worker 
58*9356374aSAndroid Build Coastguard Worker #endif  // ABSL_LOG_INTERNAL_STRUCTURED_H_
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