/*
* 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;
import com.google.common.collect.Lists;
import java.util.Collection;
import java.util.List;
/**
* Abstract class for type handlers where collections of the type are simply handled by nesting individually serialized values into another value - that is there is
* no special manner in which they are handled.
*
*/
public abstract class SimpleTypeHandler<T> implements TypeHandler<T> {
@Override
public PersistedData serializeCollection(Collection<T> value, SerializationContext context) {
List<PersistedData> rawList = Lists.newArrayList();
for (T item : value) {
rawList.add(serialize(item, context));
}
return context.create(rawList);
}
@Override
public List<T> deserializeCollection(PersistedData data, DeserializationContext context) {
if (data.isArray()) {
PersistedDataArray array = data.getAsArray();
List<T> result = Lists.newArrayListWithCapacity(array.size());
for (PersistedData value : array) {
result.add(deserialize(value, context));
}
return result;
}
return Lists.newArrayList();
}
}