安卓 log日志框架

初始化
LogConfiguration config = new LogConfiguration.Builder()
    .logLevel(BuildConfig.DEBUG ? LogLevel.ALL             // Specify log level, logs below this level won‘t be printed, default: LogLevel.ALL
        : LogLevel.NONE)
    .tag("MY_TAG")                                         // Specify TAG, default: "X-LOG"
    .t()                                                   // Enable thread info, disabled by default
    .st(2)                                                 // Enable stack trace info with depth 2, disabled by default
    .b()                                                   // Enable border, disabled by default
    .jsonFormatter(new MyJsonFormatter())                  // Default: DefaultJsonFormatter
    .xmlFormatter(new MyXmlFormatter())                    // Default: DefaultXmlFormatter
    .throwableFormatter(new MyThrowableFormatter())        // Default: DefaultThrowableFormatter
    .threadFormatter(new MyThreadFormatter())              // Default: DefaultThreadFormatter
    .stackTraceFormatter(new MyStackTraceFormatter())      // Default: DefaultStackTraceFormatter
    .borderFormatter(new MyBoardFormatter())               // Default: DefaultBorderFormatter
    .addObjectFormatter(AnyClass.class,                    // Add formatter for specific class of object
        new AnyClassObjectFormatter())                     // Use Object.toString() by default
    .addInterceptor(new BlacklistTagsFilterInterceptor(    // Add blacklist tags filter
        "blacklist1", "blacklist2", "blacklist3"))
    .addInterceptor(new MyInterceptor())                   // Add a log interceptor
    .build();

Printer androidPrinter = new AndroidPrinter();             // Printer that print the log using android.util.Log
Printer consolePrinter = new ConsolePrinter();             // Printer that print the log to console using System.out
Printer filePrinter = new FilePrinter                      // Printer that print the log to the file system
    .Builder("/sdcard/xlog/")                              // Specify the path to save log file
    .fileNameGenerator(new DateFileNameGenerator())        // Default: ChangelessFileNameGenerator("log")
    .backupStrategy(new NeverBackupStrategy())             // Default: FileSizeBackupStrategy(1024 * 1024)
    .logFlattener(new MyFlattener())                       // Default: DefaultFlattener
    .build();

XLog.init(                                                 // Initialize XLog
    config,                                                // Specify the log configuration, if not specified, will use new LogConfiguration.Builder().build()
    androidPrinter,                                        // Specify printers, if no printer is specified, AndroidPrinter(for Android)/ConsolePrinter(for java) will be used.
    consolePrinter,
filePrinter);
log打印：
XLog.d("Simple message")
XLog.d("My name is %s", "Elvis");
XLog.d("An exception caught", exception);
XLog.d(object);
XLog.d(array);
XLog.json(unformattedJsonString);
XLog.xml(unformattedXmlString);

初始化
FormatStrategy formatStrategy = PrettyFormatStrategy.newBuilder()
  .showThreadInfo(false)  // (Optional) Whether to show thread info or not. Default true
  .methodCount(0)         // (Optional) How many method line to show. Default 2
  .methodOffset(7)        // (Optional) Hides internal method calls up to offset. Default 5
  .logStrategy(customLog) // (Optional) Changes the log strategy to print out. Default LogCat
  .tag("My custom tag")   // (Optional) Global tag for every log. Default PRETTY_LOGGER
  .build();

Logger.addLogAdapter(new AndroidLogAdapter(formatStrategy));
Logger.addLogAdapter(new AndroidLogAdapter() {
  @Override public boolean isLoggable(int priority, String tag) {
    return BuildConfig.DEBUG;
  }
});
FormatStrategy formatStrategy = CsvFormatStrategy.newBuilder()
  .tag("custom")
  .build();
  
Logger.addLogAdapter(new DiskLogAdapter(formatStrategy));
log打印：
Logger.d("debug");
Logger.e("error");
Logger.w("warning");
Logger.v("verbose");
Logger.i("information");
Logger.wtf("wtf!!!!");
Logger.d("hello %s", "world");
Logger.d(MAP);
Logger.d(SET);
Logger.d(LIST);
Logger.d(ARRAY);
Logger.json(JSON_CONTENT);
Logger.xml(XML_CONTENT);

初始化
LogUtils.getLogConfig()
                .configAllowLog(true)
                .configTagPrefix("MyAppName")
                .configShowBorders(true)
                .configFormatTag("%d{HH:mm:ss:SSS} %t %c{-5}")

# 支持写入日志到文件
 LogUtils.getLog2FileConfig().configLog2FileEnable(true)
                // targetSdkVersion >= 23 需要确保有写sdcard权限
                .configLog2FilePath("/sdcard/项目文件夹/logs/")
                .configLog2FileNameFormat("%d{yyyyMMdd}.txt") 
                .configLogFileEngine(new LogFileEngineFactory());   
log打印：
// 输出字符串
LogUtils.d("12345");

// 输出参数
LogUtils.d("12%s3%d45", "a", 0);

// 输出异常
LogUtils.d(new NullPointerException("12345"));

// 输出对象
Person person = new Person();
person.setAge(11);
person.setName("pengwei");
person.setScore(37.5f);
LogUtils.d(person);

// 对象为空
LogUtils.d(null);

// 输出json（json默认debug打印）
String json = "{‘a‘:‘b‘,‘c‘:{‘aa‘:234,‘dd‘:{‘az‘:12}}}";
LogUtils.json(json);

// 打印数据集合
List<Person> list1 = new ArrayList<>();
for(int i = 0; i < 4; i++){
    list1.add(person);
}
LogUtils.d(list1);

// 打印数组
double[][] doubles = {{1.2, 1.6, 1.7, 30, 33},
                {1.2, 1.6, 1.7, 30, 33},
                {1.2, 1.6, 1.7, 30, 33},
                {1.2, 1.6, 1.7, 30, 33}};
LogUtils.d(doubles);

// 自定义tag
LogUtils.tag("我是自定义tag").d("我是打印内容");

// 其他用法
LogUtils.v("12345");
LogUtils.i("12345");
LogUtils.w("12345");
LogUtils.e("12345");
LogUtils.wtf("12345");