Remove need for "LATEST_KNOWN_VERSION"

Author: TBlueF

core/src/main/java/de/bluecolored/bluemap/core/resources/MinecraftVersion.java

@@ -24,7 +24,9 @@
  */
 package de.bluecolored.bluemap.core.resources;
 
-import com.google.gson.*;
+import com.google.gson.FieldNamingPolicy;
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
 import com.google.gson.annotations.JsonAdapter;
 import com.google.gson.annotations.SerializedName;
 import com.google.gson.reflect.TypeToken;
@@ -39,12 +41,10 @@
 import lombok.NoArgsConstructor;
 import lombok.RequiredArgsConstructor;
 import org.jetbrains.annotations.Nullable;
-import org.spongepowered.configurate.objectmapping.FieldData;
 
 import java.io.IOException;
 import java.io.OutputStream;
 import java.io.Reader;
-import java.lang.reflect.Type;
 import java.nio.charset.StandardCharsets;
 import java.nio.file.FileSystem;
 import java.nio.file.FileSystems;
@@ -62,7 +62,6 @@ public class MinecraftVersion {
             .setFieldNamingPolicy(FieldNamingPolicy.LOWER_CASE_WITH_UNDERSCORES)
             .create();
 
-    private static final String LATEST_KNOWN_VERSION = "1.21.8";
     private static final String EARLIEST_RESOURCEPACK_VERSION = "1.13";
     private static final String EARLIEST_DATAPACK_VERSION = "1.19.4";
 
@@ -99,15 +98,6 @@ public static MinecraftVersion load(@Nullable String id, Path dataRoot, boolean
             VersionManifest.Version resourcePackVersion = manifest.getVersion(EARLIEST_RESOURCEPACK_VERSION);
             VersionManifest.Version dataPackVersion = manifest.getVersion(EARLIEST_DATAPACK_VERSION);
 
-            if (version == null) {
-                Logger.global.logWarning("Could not find any version for id '" + id + "'. Using fallback-version: " + LATEST_KNOWN_VERSION);
-                version = manifest.getVersion(LATEST_KNOWN_VERSION);
-            }
-
-            if (version == null || resourcePackVersion == null || dataPackVersion == null) {
-                throw new IOException("Manifest is missing versions.");
-            }
-
             if (version.compareTo(resourcePackVersion) > 0) resourcePackVersion = version;
             if (version.compareTo(dataPackVersion) > 0) dataPackVersion = version;
 

core/src/main/java/de/bluecolored/bluemap/core/resources/VersionManifest.java

@@ -89,14 +89,16 @@ public synchronized Version[] getVersions() {
         return versions;
     }
 
-    public synchronized @Nullable Version getVersion(String id) {
+    public synchronized Version getVersion(String id) throws IOException {
         if (versionMap == null) {
             versionMap = new HashMap<>();
             for (Version version : versions)
                 versionMap.put(version.id, version);
         }
 
-        return versionMap.get(id);
+        Version version = versionMap.get(id);
+        if (version == null) throw new IOException("There is no version '%s' in manifest.".formatted(id));
+        return version;
     }
 
     @Getter