make ResourceAssetsManager work

src/main/java/de/bixilon/minosoft/Minosoft.kt

@@ -13,7 +13,7 @@
 
 package de.bixilon.minosoft
 
-import de.bixilon.minosoft.assets.file.ResourceAssetsManager
+import de.bixilon.minosoft.assets.file.ResourcesAssetsUtil
 import de.bixilon.minosoft.assets.properties.version.AssetsVersionProperties
 import de.bixilon.minosoft.config.profile.GlobalProfileManager
 import de.bixilon.minosoft.config.profile.delegate.watcher.SimpleProfileDelegateWatcher.Companion.profileWatch
@@ -48,7 +48,7 @@ import de.bixilon.minosoft.util.task.worker.tasks.Task
 
 object Minosoft {
     val MAIN_THREAD: Thread = Thread.currentThread()
-    val MINOSOFT_ASSETS_MANAGER = ResourceAssetsManager(Minosoft::class.java)
+    val MINOSOFT_ASSETS_MANAGER = ResourcesAssetsUtil.create(Minosoft::class.java)
     val LANGUAGE_MANAGER = MultiLanguageManager()
     val START_UP_LATCH = CountUpAndDownLatch(1)
 

src/main/java/de/bixilon/minosoft/assets/file/DirectoryAssetsManager.kt

@@ -13,23 +13,30 @@
 
 package de.bixilon.minosoft.assets.file
 
+import de.bixilon.minosoft.assets.util.FileUtil
+import de.bixilon.minosoft.data.registries.ResourceLocation
 import de.bixilon.minosoft.util.CountUpAndDownLatch
-import org.reflections.Reflections
-import org.reflections.scanners.Scanners
+import java.io.InputStream
 
 
 /**
- * Provides resources from a class
+ * Provides assets that are saved in a directory (on your hard drive)
  */
 
-class ResourceAssetsManager(
-    private val clazz: Class<*>,
+class DirectoryAssetsManager(
+    private val basePath: String,
 ) : FileAssetsManager() {
-    var reflections = Reflections(clazz::class.java, Scanners.Resources)
-    var resourceList: Set<String> = reflections.getResources("assets")
 
+    private val ResourceLocation.filePath: String
+        get() = "$basePath/$namespace/$path"
 
-    override fun load(latch: CountUpAndDownLatch) {
-        TODO("Not yet implemented")
+    override fun load(latch: CountUpAndDownLatch) = Unit
+
+    override fun get(path: ResourceLocation): InputStream {
+        return FileUtil.readFile(path.filePath, false)
+    }
+
+    override fun nullGet(path: ResourceLocation): InputStream? {
+        return FileUtil.saveReadFile(path.filePath, false)
     }
 }

src/main/java/de/bixilon/minosoft/assets/file/ResourcesAssetsUtil.kt

@@ -0,0 +1,25 @@
+package de.bixilon.minosoft.assets.file
+
+import de.bixilon.minosoft.assets.AssetsManager
+import java.io.FileNotFoundException
+import java.net.URLDecoder
+import java.nio.charset.StandardCharsets
+
+
+object ResourcesAssetsUtil {
+
+    fun create(clazz: Class<*>): AssetsManager {
+        val rootResources = clazz.classLoader.getResource("assets") ?: throw FileNotFoundException("Can not find assets folder in $clazz")
+
+        return when (rootResources.protocol) {
+            "file" -> DirectoryAssetsManager(rootResources.path)// Read them directly from the folder
+            "jar" -> {
+                val path: String = rootResources.path
+                val jarPath = path.substring(5, path.indexOf("!"))
+                val zip = URLDecoder.decode(jarPath, StandardCharsets.UTF_8)
+                ZipAssetsManager(zip)
+            }
+            else -> TODO("Can not read resources: $rootResources")
+        }
+    }
+}

src/main/java/de/bixilon/minosoft/assets/properties/version/AssetsVersionProperty.kt

@@ -5,5 +5,5 @@ data class AssetsVersionProperty(
     val indexHash: String,
     val clientJarHash: String,
     val jarAssetsHash: String,
-    val pixlyzerHash: String,
+    val pixlyzerHash: String?,
 )

src/main/java/de/bixilon/minosoft/assets/util/FileUtil.kt

@@ -13,6 +13,7 @@
 
 package de.bixilon.minosoft.assets.util
 
+import com.fasterxml.jackson.module.kotlin.readValue
 import com.github.luben.zstd.ZstdInputStream
 import de.bixilon.minosoft.protocol.protocol.ProtocolDefinition
 import de.bixilon.minosoft.util.json.Jackson
@@ -61,7 +62,7 @@ object FileUtil {
             if (length < 0) {
                 break
             }
-            builder.append(String(buffer, 0, length))
+            builder.append(String(buffer, 0, length, Charsets.UTF_8))
         }
         if (close) {
             this.close()
@@ -82,7 +83,7 @@ object FileUtil {
 
     inline fun <reified T> InputStream.readJson(close: Boolean = true): T {
         try {
-            return Jackson.MAPPER.readValue(this, T::class.java)
+            return Jackson.MAPPER.readValue(this)
         } finally {
             if (close) {
                 this.close()

src/main/java/de/bixilon/minosoft/data/registries/versions/Version.kt

@@ -99,7 +99,7 @@ data class Version(
             registries.parentRegistries = Versions.PRE_FLATTENING_MAPPING
         }
         val pixlyzerData = try {
-            MBFBinaryReader(FileUtil.readFile(FileAssetsUtil.getPath(AssetsVersionProperties[this]!!.pixlyzerHash), false)).readMBF().data.asCompound()
+            MBFBinaryReader(FileUtil.readFile(FileAssetsUtil.getPath(AssetsVersionProperties[this]!!.pixlyzerHash ?: throw IllegalStateException("$this has no pixlyzer data!")), false)).readMBF().data.asCompound()
         } catch (exception: Throwable) {
             // should not happen, but if this version is not flattened, we can fallback to the flatten mappings. Some things might not work...
             Log.log(LogMessageType.VERSION_LOADING, level = LogLevels.VERBOSE) { exception }