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 27namespace aapt { 28 29struct 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 37class Logger { 38public: 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 53private: 54 static std::shared_ptr<Log> sLog; 55}; 56 57class SourceLogger { 58public: 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 70private: 71 Source mSource; 72}; 73 74inline ::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