Minestom/src/main/java/net/minestom/server/potion/PotionTypeLoader.java

57 lines
1.9 KiB
Java

package net.minestom.server.potion;
import com.google.gson.JsonObject;
import it.unimi.dsi.fastutil.ints.Int2ObjectMap;
import it.unimi.dsi.fastutil.ints.Int2ObjectOpenHashMap;
import net.minestom.server.registry.Registry;
import net.minestom.server.utils.NamespaceID;
import org.jetbrains.annotations.ApiStatus;
import org.jetbrains.annotations.NotNull;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
@ApiStatus.Internal
final class PotionTypeLoader {
// Maps do not need to be thread-safe as they are fully populated
// in the static initializer, should not be modified during runtime
// Block namespace -> registry data
private static final Map<String, PotionType> NAMESPACE_MAP = new HashMap<>();
// Block id -> registry data
private static final Int2ObjectMap<PotionType> ID_MAP = new Int2ObjectOpenHashMap<>();
static PotionType get(@NotNull String namespace) {
if (namespace.indexOf(':') == -1) {
// Default to minecraft namespace
namespace = "minecraft:" + namespace;
}
return NAMESPACE_MAP.get(namespace);
}
static PotionType getId(int id) {
return ID_MAP.get(id);
}
static Collection<PotionType> values() {
return Collections.unmodifiableCollection(NAMESPACE_MAP.values());
}
static {
// Load data from file
JsonObject potionTypes = Registry.load(Registry.Resource.POTION_TYPES);
potionTypes.entrySet().forEach(entry -> {
final String namespace = entry.getKey();
final JsonObject object = entry.getValue().getAsJsonObject();
final int id = object.get("id").getAsInt();
final var potionType = new PotionTypeImpl(NamespaceID.from(namespace), id);
ID_MAP.put(id, potionType);
NAMESPACE_MAP.put(namespace, potionType);
});
}
}