1 /* 2 * Copyright (C) 2015 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 #ifndef AAPT_LOGGER_H 18 #define AAPT_LOGGER_H 19 20 #include "Source.h" 21 22 #include <memory> 23 #include <ostream> 24 #include <string> 25 #include <utils/String8.h> 26 27 namespace aapt { 28 29 struct Log { 30 Log(std::ostream& out, std::ostream& err); 31 Log(const Log& rhs) = delete; 32 33 std::ostream& out; 34 std::ostream& err; 35 }; 36 37 class Logger { 38 public: 39 static void setLog(const std::shared_ptr<Log>& log); 40 41 static std::ostream& error(); 42 static std::ostream& error(const Source& source); 43 static std::ostream& error(const SourceLine& sourceLine); 44 45 static std::ostream& warn(); 46 static std::ostream& warn(const Source& source); 47 static std::ostream& warn(const SourceLine& sourceLine); 48 49 static std::ostream& note(); 50 static std::ostream& note(const Source& source); 51 static std::ostream& note(const SourceLine& sourceLine); 52 53 private: 54 static std::shared_ptr<Log> sLog; 55 }; 56 57 class SourceLogger { 58 public: 59 SourceLogger(const Source& source); 60 61 std::ostream& error(); 62 std::ostream& error(size_t line); 63 64 std::ostream& warn(); 65 std::ostream& warn(size_t line); 66 67 std::ostream& note(); 68 std::ostream& note(size_t line); 69 70 private: 71 Source mSource; 72 }; 73 74 inline ::std::ostream& operator<<(::std::ostream& out, const std::u16string& str) { 75 android::String8 utf8(str.data(), str.size()); 76 return out.write(utf8.string(), utf8.size()); 77 } 78 79 } // namespace aapt 80 81 #endif // AAPT_LOGGER_H 82