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ItemStackAdapter for Json: make the generated json compatible with pre 1.21.5 deserializer

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-> temporary fix so the older servers does not throw an error when trying to deserialize (e.g. when using the lobby compass menu)
This commit is contained in:
Marc Baloup
2025-07-18 16:53:22 +02:00
parent 254b885648
commit 1716e0b5a8
1 changed files with 15 additions and 2 deletions
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17
pandalib-paper/src/main/java/fr/pandacube/lib/paper/json/ItemStackAdapter.java
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@@ -9,10 +9,13 @@ import com.google.gson.JsonObject;
import com.google.gson.JsonParseException;
import com.google.gson.JsonSerializationContext;
import com.google.gson.JsonSerializer;
import com.google.gson.Strictness;
import com.google.gson.TypeAdapterFactory;
import com.google.gson.internal.bind.TreeTypeAdapter;
import com.google.gson.reflect.TypeToken;
import net.kyori.adventure.key.Key;
import org.bukkit.Bukkit;
import org.bukkit.Registry;
import org.bukkit.configuration.serialization.ConfigurationSerializable;
import org.bukkit.configuration.serialization.ConfigurationSerialization;
import org.bukkit.inventory.ItemStack;
@@ -28,7 +31,7 @@ import java.util.Map;
private static final TypeToken<Map<String, Object>> MAP_STR_OBJ_TYPE = new TypeToken<>() { };
/** Gson instance with no custom type adapter */
private static final Gson vanillaGson = new GsonBuilder().setLenient().create();
private static final Gson vanillaGson = new GsonBuilder().setStrictness(Strictness.LENIENT).create();
@Override
public ItemStack deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context) throws JsonParseException {
@@ -63,7 +66,17 @@ import java.util.Map;
@Override
public JsonElement serialize(ItemStack src, Type typeOfSrc, JsonSerializationContext context) {
return context.serialize(src.serialize(), MAP_STR_OBJ_TYPE.getType());
Map<String, Object> serialized = src.serialize();
// make the generated json compatible with pre 1.21.5 deserializer (temporary fix during the upgrade of the server)
if (serialized.containsKey("DataVersion")) {
serialized.put("v", serialized.get("DataVersion"));
}
if (serialized.containsKey("id")) {
serialized.put("type", Registry.MATERIAL.getOrThrow(Key.key((String)serialized.get("id"))).name());
}
return context.serialize(serialized, MAP_STR_OBJ_TYPE.getType());
}