Logger

Logger

/** отключаемый логгер */

object Logger {

    private const val LOGGER_TAG = "===SIB_LOG==="
    private val className: String = Logger::class.java.name

    fun log() = log(null)

    fun log(e: Exception) = log("$e")

    /**LOGGING_ENABLED_BY_GRADLE зависит от типа сборки в "build.gradle" модуля "core_common"*/
    fun log(message: String?) {
        @Suppress("ConstantConditionIf")
        if (LOGGING_ENABLED_BY_GRADLE && USER_LOGGING_ENABLED) {
            val text = if (message != null) " => $message" else ""
            Log.d(LOGGER_TAG, "${getLocation()} $text")
        }
    }

    private fun getLocation(): String {
        val traces: Array<StackTraceElement> = Thread.currentThread().stackTrace
        var found = false
        for (trace in traces) {
            try {
                if (found) {
                    if (!trace.className.startsWith(className)) {
                        val clazz = Class.forName(trace.className)
                        return " ${resolveClassName(clazz)} :: ${trace.methodName}" //: ${trace.lineNumber}
                    }
                } else {
                    if (trace.className.startsWith(className)) {
                        found = true
                        continue
                    }
                }
            } catch (e: Throwable) {
                return "[ClassNotFound]"
            }
        }
        return "[]"
    }

    private fun resolveClassName(clazz: Class<*>?): String {
        return if (clazz != null) {
            if (!TextUtils.isEmpty(clazz.simpleName)) {
                clazz.simpleName
            } else {
                resolveClassName(clazz.enclosingClass)
            }
        } else ""
    }

}