CavePrefabContainerJsonLoader.java

package com.hypixel.hytale.server.worldgen.loader.cave;

import com.google.gson.JsonArray;
import com.google.gson.JsonElement;
import com.hypixel.hytale.procedurallib.json.JsonLoader;
import com.hypixel.hytale.procedurallib.json.SeedString;
import com.hypixel.hytale.server.worldgen.SeedStringResource;
import com.hypixel.hytale.server.worldgen.cave.prefab.CavePrefabContainer;
import com.hypixel.hytale.server.worldgen.loader.context.ZoneFileContext;
import java.nio.file.Path;
import javax.annotation.Nonnull;

public class CavePrefabContainerJsonLoader extends JsonLoader<SeedStringResource, CavePrefabContainer> {
   private final ZoneFileContext zoneContext;

   public CavePrefabContainerJsonLoader(@Nonnull SeedString<SeedStringResource> seed, Path dataFolder, JsonElement json, ZoneFileContext zoneContext) {
      super(seed.append(".CavePrefabContainer"), dataFolder, json);
      this.zoneContext = zoneContext;
   }

   @Nonnull
   public CavePrefabContainer load() {
      return new CavePrefabContainer(this.loadEntries());
   }

   @Nonnull
   protected CavePrefabContainer.CavePrefabEntry[] loadEntries() {
      if (this.json != null && !this.json.isJsonNull()) {
         if (!this.has("Entries")) {
            throw new IllegalArgumentException("Could not find entries in prefab container. Keyword: Entries");
         } else {
            JsonArray array = this.get("Entries").getAsJsonArray();
            CavePrefabContainer.CavePrefabEntry[] entries = new CavePrefabContainer.CavePrefabEntry[array.size()];

            for(int i = 0; i < entries.length; ++i) {
               entries[i] = (new CavePrefabEntryJsonLoader(this.seed.append(String.format("-%s", i)), this.dataFolder, array.get(i), this.zoneContext)).load();
            }

            return entries;
         }
      } else {
         return new CavePrefabContainer.CavePrefabEntry[0];
      }
   }

   public interface Constants {
      String KEY_ENTRIES = "Entries";
      String SEED_ENTRY_SUFFIX = "-%s";
      String ERROR_NO_ENTRIES = "Could not find entries in prefab container. Keyword: Entries";
   }
}