/*
* Copyright 2015 MovingBlocks
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.terasology.entitySystem.prefab.internal;
import com.google.common.base.Charsets;
import org.terasology.assets.format.AbstractAssetAlterationFileFormat;
import org.terasology.assets.format.AssetDataFile;
import org.terasology.entitySystem.metadata.ComponentLibrary;
import org.terasology.entitySystem.prefab.PrefabData;
import org.terasology.persistence.serializers.EntityDataJSONFormat;
import org.terasology.persistence.serializers.PrefabSerializer;
import org.terasology.persistence.typeHandling.TypeSerializationLibrary;
import org.terasology.protobuf.EntityData;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
/**
*/
public class PrefabDeltaFormat extends AbstractAssetAlterationFileFormat<PrefabData> {
private final ComponentLibrary componentLibrary;
private final TypeSerializationLibrary typeSerializationLibrary;
public PrefabDeltaFormat(ComponentLibrary componentLibrary, TypeSerializationLibrary typeSerializationLibrary) {
super("prefab");
this.componentLibrary = componentLibrary;
this.typeSerializationLibrary = typeSerializationLibrary;
}
@Override
public void apply(AssetDataFile assetDataFile, PrefabData assetData) throws IOException {
try (BufferedReader deltaReader = new BufferedReader(new InputStreamReader(assetDataFile.openStream(), Charsets.UTF_8))) {
EntityData.Prefab delta = EntityDataJSONFormat.readPrefab(deltaReader);
PrefabSerializer serializer = new PrefabSerializer(componentLibrary, typeSerializationLibrary);
serializer.deserializeDeltaOnto(delta, assetData);
}
}
}