Add EngineConfiguration.toDefault method

base/src/main/kotlin/de/staropensource/engine/base/EngineConfiguration.kt

@@ -19,6 +19,7 @@
 
 package de.staropensource.engine.base
 
+import de.staropensource.engine.base.Engine.Companion.logger
 import de.staropensource.engine.base.implementable.ShutdownHandler
 import de.staropensource.engine.base.implementable.logging.CrashCategory
 import de.staropensource.engine.base.implementable.logging.FormatBuilder
@@ -46,6 +47,7 @@ class EngineConfiguration private constructor() {
      *
      * @since v1-alpha10
      */
+    @Suppress("UNCHECKED_CAST")
     companion object {
         // -----> Core engine
         /**
@@ -54,7 +56,7 @@ class EngineConfiguration private constructor() {
          *
          * @since v1-alpha10
          */
-        val timezone: TimeZone = TimeZone.UTC
+        var timezone: TimeZone = TimeZone.UTC
 
         /**
          * Controls how the engine should shut down.
@@ -87,7 +89,7 @@ class EngineConfiguration private constructor() {
             Level.INFORMATIONAL,
             Level.WARNING,
             Level.ERROR,
-            Level.CRASH
+            Level.CRASH,
         )
 
         /**
@@ -184,7 +186,67 @@ class EngineConfiguration private constructor() {
          * @since v1-alpha10
          */
         @JvmStatic
-        @Suppress("UNCHECKED_CAST")
         var logFormatBuilder: KClass<FormatBuilder> = SOSLSv2FormatBuilder::class as KClass<FormatBuilder>
+
+
+        // -----> Management methods
+        /**
+         * Resets either the specified
+         * setting or all settings to
+         * their default value(s).
+         *
+         * @param setting name of the setting to reset
+         * @since v1-alpha10
+         */
+        fun toDefault(setting: String? = null) {
+            if (setting == null) {
+                toDefault("timezone")
+                toDefault("shutdownHandler")
+                toDefault("logMode")
+                toDefault("logLevels")
+                toDefault("logFeatures")
+                toDefault("logThreadingPollDelay")
+                toDefault("logChannelSettings")
+                toDefault("logCrashCategories")
+                toDefault("logThreadingHandler")
+                toDefault("logFormatBuilder")
+            } else
+                when (setting) {
+                    "timezone" -> timezone = TimeZone.UTC
+                    "shutdownHandler" -> shutdownHandler = KotlinShutdownHandler.instance
+                    "logMode" -> logMode = OperationMode.NORMAL
+                    "logLevels" -> logLevels = mutableSetOf(
+                        Level.INFORMATIONAL,
+                        Level.WARNING,
+                        Level.ERROR,
+                        Level.CRASH,
+                    )
+                    "logFeatures" -> logFeatures = mutableSetOf(
+                        Feature.FORMATTING,
+                        Feature.TIME,
+                        Feature.LEVEL,
+                        Feature.ORIGIN,
+                        Feature.LINE_NUMBER,
+                    )
+                    "logThreadingPollDelay" -> logThreadingPollDelay = 5
+                    "logChannelSettings" -> logChannelSettings = mutableMapOf(
+                        Pair("engine-core", ChannelSettings(
+                            enable = null,
+                            sanitizeMessage = true,
+                            permitFormatting = true,
+                            applicationName = "The StarOpenSource Engine",
+                            formatter = null,
+                            adapters = null
+                        ))
+                    )
+                    "logCrashCategories" -> logCrashCategories = linkedSetOf(
+                        InfoCrashCategory.instance,
+                        EngineCrashCategory.instance
+                    )
+                    "logThreadingHandler" -> logThreadingHandler = null
+                    "logFormatBuilder" -> logFormatBuilder = SOSLSv2FormatBuilder::class as KClass<FormatBuilder>
+                    else -> logger.error("Unable to reset unknown setting '${setting}'")
+                }
+        }
     }
 }

dist/detekt.yml

@@ -48,3 +48,5 @@ style:
     active: false
   WildcardImport:
     active: false
+  MagicNumber:
+    active: false