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Added support for serializing Pairs

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tastybento 2024-07-03 15:43:17 -07:00
parent 5e0d80e514
commit 755452cd3c
2 changed files with 45 additions and 0 deletions
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4
src/main/java/world/bentobox/bentobox/database/json/BentoboxTypeAdapterFactory.java
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@ -25,9 +25,11 @@ import world.bentobox.bentobox.database.json.adapters.FlagTypeAdapter;
import world.bentobox.bentobox.database.json.adapters.ItemStackTypeAdapter;
import world.bentobox.bentobox.database.json.adapters.LocationTypeAdapter;
import world.bentobox.bentobox.database.json.adapters.MaterialTypeAdapter;
import world.bentobox.bentobox.database.json.adapters.PairTypeAdapter;
import world.bentobox.bentobox.database.json.adapters.PotionEffectTypeAdapter;
import world.bentobox.bentobox.database.json.adapters.VectorTypeAdapter;
import world.bentobox.bentobox.database.json.adapters.WorldTypeAdapter;
import world.bentobox.bentobox.util.Pair;
/**
@ -74,6 +76,8 @@ public class BentoboxTypeAdapterFactory implements TypeAdapterFactory {
return (TypeAdapter<T>) new WorldTypeAdapter();
} else if (Vector.class.isAssignableFrom(rawType)) {
return (TypeAdapter<T>) new VectorTypeAdapter();
} else if (Pair.class.isAssignableFrom(rawType)) {
return (TypeAdapter<T>) new PairTypeAdapter<>();
} else if (ConfigurationSerializable.class.isAssignableFrom(rawType)) {
// This covers a lot of Bukkit objects
return (TypeAdapter<T>) new BukkitObjectTypeAdapter(gson.getAdapter(Map.class));

41
src/main/java/world/bentobox/bentobox/database/json/adapters/PairTypeAdapter.java Normal file
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@ -0,0 +1,41 @@
package world.bentobox.bentobox.database.json.adapters;
import java.io.IOException;
import java.lang.reflect.ParameterizedType;
import java.lang.reflect.Type;
import com.google.gson.Gson;
import com.google.gson.TypeAdapter;
import com.google.gson.stream.JsonReader;
import com.google.gson.stream.JsonWriter;
import world.bentobox.bentobox.util.Pair;
// Custom TypeAdapter for Pair<X, Z>
public class PairTypeAdapter<X, Z> extends TypeAdapter<Pair<X, Z>> {
@Override
public void write(JsonWriter out, Pair<X, Z> pair) throws IOException {
if (pair == null || pair.getKey() == null || pair.getValue() == null) {
return;
}
out.beginArray();
out.value(new Gson().toJson(pair.getKey()));
out.value(new Gson().toJson(pair.getValue()));
out.endArray();
}
@Override
public Pair<X, Z> read(JsonReader in) throws IOException {
in.beginArray();
Type typeX = ((ParameterizedType) this.getClass().getGenericSuperclass()).getActualTypeArguments()[0];
X x = new Gson().fromJson(in.nextString(), typeX);
Type typeZ = ((ParameterizedType) this.getClass().getGenericSuperclass()).getActualTypeArguments()[1];
Z z = new Gson().fromJson(in.nextString(), typeZ);
in.endArray();
if (x == null || z == null) {
return null;
}
return new Pair<>(x, z);
}
}