/*
* #%L
* FlatPack serialization code
* %%
* Copyright (C) 2012 Perka Inc.
* %%
* 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.
* #L%
*/
package com.getperka.flatpack.codexes;
import java.util.Collection;
import java.util.List;
import com.getperka.flatpack.FlatPackVisitor;
import com.getperka.flatpack.ext.VisitorContext;
import com.getperka.flatpack.util.FlatPackCollections;
/**
* List support. This class is parameterized with {@link Collection} to gracefully handle receiving
* set or other collection types.
*
* @param <V> the element type of the list
*/
public class ListCodex<V> extends CollectionCodex<Collection<V>, V> {
protected ListCodex() {}
@Override
public void acceptNotNull(FlatPackVisitor visitor, Collection<V> value,
VisitorContext<Collection<V>> context) {
if (visitor.visitValue(value, this, context)) {
if (value instanceof List) {
context.walkList(getValueCodex()).accept(visitor, (List<V>) value);
} else {
context.walkIterable(getValueCodex()).accept(visitor, value);
}
}
visitor.endVisitValue(value, this, context);
}
@Override
protected List<V> newCollection() {
return FlatPackCollections.listForAny();
}
}