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refactor module loader part, add empty project morny-core
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84 changes: 51 additions & 33 deletions
84
morny-coeur/src/main/scala/cc/sukazyo/cono/morny/core/module/ModuleLoader.scala
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,51 +1,69 @@ | ||
| package cc.sukazyo.cono.morny.core.module | ||
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| import cc.sukazyo.cono.morny.core.{MornyCoeur, MornyModule} | ||
| import cc.sukazyo.cono.morny.core.Log.logger | ||
| import cc.sukazyo.cono.morny.util.UseThrowable.toLogString | ||
| import cc.sukazyo.cono.morny.core.MornyModule | ||
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| import java.nio.charset.StandardCharsets | ||
| import scala.collection.mutable.ListBuffer | ||
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| object ModuleLoader { | ||
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| def loadCoreModules (): List[MornyModule] = { | ||
| loadFromJar(classOf[MornyCoeur]) | ||
| class MornyModuleInitializingException (val className: String, message: String) extends Exception ( | ||
| s"Failed to initialize module $className : $message" | ||
| ) | ||
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| class NotMornyModuleException (className: String) extends MornyModuleInitializingException ( | ||
| className, | ||
| s"Class is not a MornyModule, due to it does not implements the cc.sukazyo.cono.morny.core.MornyModule trait." | ||
| ) | ||
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| class MornyModuleNotFoundException (className: String) extends MornyModuleInitializingException ( | ||
| className, | ||
| s"Cannot found class in this name." | ||
| ) | ||
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| @throws[MornyModuleInitializingException] | ||
| def loadModuleByClass (clazz: Class[?]): MornyModule = { | ||
| try { | ||
| val instance = clazz.getConstructor().newInstance() | ||
| instance match | ||
| case module: MornyModule => | ||
| module | ||
| case _ => | ||
| throw NotMornyModuleException(clazz.getName) | ||
| } catch { | ||
| case e_module: MornyModuleInitializingException => | ||
| throw e_module | ||
| case e_any: Exception => | ||
| throw MornyModuleInitializingException(clazz.getName, e_any.getMessage).initCause(e_any) | ||
| } | ||
| } | ||
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| def loadFromJar (packageClazz: Class[?]): List[MornyModule] = { | ||
| val list = ListBuffer[MornyModule]() | ||
| @throws[MornyModuleInitializingException] | ||
| def loadModuleByClassName (className: String): MornyModule = { | ||
| try { | ||
| val clazz = Class.forName(className) | ||
| loadModuleByClass(clazz) | ||
| } catch { | ||
| case e_module: MornyModuleInitializingException => | ||
| throw e_module | ||
| case e_notFound: ClassNotFoundException => | ||
| throw MornyModuleNotFoundException(className).initCause(e_notFound) | ||
| } | ||
| } | ||
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| def loadModuleByNameList (moduleClassNames: List[String], onLoadingErrors: MornyModuleInitializingException =>Any): List[MornyModule] = { | ||
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| val moduleListFile = packageClazz.getResourceAsStream("/morny-modules.list") | ||
| .readAllBytes() | ||
| val modules = String(moduleListFile, StandardCharsets.UTF_8) | ||
| .split("\n") | ||
| .map(_.strip) | ||
| .filter(_.nonEmpty) | ||
| val list = ListBuffer[MornyModule]() | ||
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| modules.foreach { (clazzName: String) => | ||
| moduleClassNames.foreach { (clazzName: String) => | ||
| try { | ||
| val clazz = Class.forName(clazzName) | ||
| val instance = clazz.getConstructor().newInstance() | ||
| instance match | ||
| case module: MornyModule => | ||
| list += module | ||
| case _ => | ||
| logger `error` | ||
| s"""Module is not a Morny Module : | ||
| | - in package : ${packageClazz.getName} | ||
| | - declared class name : $clazzName | ||
| |You need to implement a MornyModule trait to make it a REAL morny module!""".stripMargin | ||
| } catch case e: Exception => | ||
| logger `error` | ||
| s"""Failed to create a module instance : | ||
| | - in package : ${packageClazz.getName} | ||
| | - declared class name : $clazzName | ||
| |${e.toLogString} | ||
| |Is this a typo or packaging error? You need to add morny-modules.list and your code to the same jar.""".stripMargin | ||
| val module = loadModuleByClassName(clazzName) | ||
| list += module | ||
| } catch case e: MornyModuleInitializingException => | ||
| onLoadingErrors(e) | ||
| } | ||
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| list.toList | ||
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| } | ||
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| } |
15 changes: 13 additions & 2 deletions
15
morny-coeur/src/main/scala/cc/sukazyo/cono/morny/core/module/ModulesJarLoader.scala
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,9 +1,20 @@ | ||
| package cc.sukazyo.cono.morny.core.module | ||
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| import cc.sukazyo.cono.morny.core.MornyModule | ||
| import cc.sukazyo.cono.morny.core.module.ModuleLoader.{loadModuleByNameList, MornyModuleInitializingException} | ||
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| import java.nio.charset.StandardCharsets | ||
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| object ModulesJarLoader { | ||
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| def load (): Unit = { | ||
| // TODO | ||
| def loadFromJar (packageClazz: Class[?], onLoadingErrors: MornyModuleInitializingException=>Any): List[MornyModule] = { | ||
| val moduleListFile = packageClazz.getResourceAsStream("/morny-modules.list") | ||
| .readAllBytes() | ||
| val modules = String(moduleListFile, StandardCharsets.UTF_8) | ||
| .split("\n") | ||
| .map(_.strip) | ||
| .filter(_.nonEmpty) | ||
| loadModuleByNameList(modules.toList, onLoadingErrors) | ||
| } | ||
|
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| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,3 @@ | ||
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| # builds | ||
| /target |
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