/*
 * Copyright 2013 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.persistence.typeHandling.coreTypes;

import com.google.common.collect.Sets;
import org.terasology.persistence.typeHandling.DeserializationContext;
import org.terasology.persistence.typeHandling.PersistedData;
import org.terasology.persistence.typeHandling.SerializationContext;
import org.terasology.persistence.typeHandling.SimpleTypeHandler;
import org.terasology.persistence.typeHandling.TypeHandler;

import java.util.Set;

/**
 */
public class SetTypeHandler<T> extends SimpleTypeHandler<Set<T>> {
    private TypeHandler<T> contentsHandler;

    public SetTypeHandler(TypeHandler contentsHandler) {
        this.contentsHandler = contentsHandler;
    }

    public TypeHandler getContentsHandler() {
        return contentsHandler;
    }

    @Override
    public PersistedData serialize(Set<T> value, SerializationContext context) {
        return contentsHandler.serializeCollection(value, context);
    }

    @Override
    public Set<T> deserialize(PersistedData data, DeserializationContext context) {
        return Sets.newLinkedHashSet(contentsHandler.deserializeCollection(data, context));
    }
}