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  • android打印日志封装

    public class LogUtils {
        static String className;//类名
        static String methodName;//方法名
        static int lineNumber;//行数
    
        private LogUtils(){
            /* Protect from instantiations */
        }
    
        public static boolean isDebuggable() {
            return BuildConfig.DEBUG;
        }
    
        private static String createLog( String log ) {
            StringBuffer buffer = new StringBuffer();
            buffer.append(methodName);
            buffer.append("(").append(className).append(":").append(lineNumber).append(")");
            buffer.append(log);
            return buffer.toString();
        }
    
        private static void getMethodNames(StackTraceElement[] sElements){
            className = sElements[1].getFileName();
            methodName = sElements[1].getMethodName();
            lineNumber = sElements[1].getLineNumber();
        }
    
    
        public static void e(String message){
            if (!isDebuggable())
                return;
    
            // Throwable instance must be created before any methods
            getMethodNames(new Throwable().getStackTrace());
            Log.e(className, createLog(message));
        }
    
    
        public static void i(String message){
            if (!isDebuggable())
                return;
    
            getMethodNames(new Throwable().getStackTrace());
            Log.i(className, createLog(message));
        }
    
        public static void d(String message){
            if (!isDebuggable())
                return;
    
            getMethodNames(new Throwable().getStackTrace());
            Log.d(className, createLog(message));
        }
    
        public static void v(String message){
            if (!isDebuggable())
                return;
    
            getMethodNames(new Throwable().getStackTrace());
            Log.v(className, createLog(message));
        }
    
        public static void w(String message){
            if (!isDebuggable())
                return;
    
            getMethodNames(new Throwable().getStackTrace());
            Log.w(className, createLog(message));
        }
    
        public static void wtf(String message){
            if (!isDebuggable())
                return;
    
            getMethodNames(new Throwable().getStackTrace());
            Log.wtf(className, createLog(message));
        }
    
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  • 原文地址:https://www.cnblogs.com/hualuoshuijia/p/10007840.html
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