NamedValueList.java

/*
 * Copyright 2013, 2014 Deutsche Nationalbibliothek
 *
 * 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.culturegraph.mf.javaintegration;

import java.util.ArrayList;
import java.util.Collection;
import java.util.Iterator;
import java.util.List;
import java.util.ListIterator;

import org.culturegraph.mf.commons.types.NamedValue;
import org.culturegraph.mf.framework.helpers.DefaultStreamReceiver;


/**
 * Collects the received results in a {@link List}.
 *
 * @author Markus Michael Geipel
 *
 */
public final class NamedValueList extends DefaultStreamReceiver
		implements List<NamedValue>, Collector<List<NamedValue>> {

	private Collection<List<NamedValue>> collection;
	private List<NamedValue> list;

	public NamedValueList() {
		super();
		list = new ArrayList<NamedValue>();
	}

	public NamedValueList(final Collection<List<NamedValue>> collection) {
		super();
		list = new ArrayList<NamedValue>();
		this.collection = collection;
	}

	@Override
	public int size() {
		return list.size();
	}

	@Override
	public boolean isEmpty() {
		return list.isEmpty();
	}

	@Override
	public boolean contains(final Object object) {
		return list.contains(object);
	}

	@Override
	public Iterator<NamedValue> iterator() {
		return list.iterator();
	}

	@Override
	public Object[] toArray() {
		return list.toArray();
	}

	@Override
	public <T> T[] toArray(final T[] array) {
		return list.toArray(array);
	}

	@Override
	public boolean add(final NamedValue element) {
		return list.add(element);
	}

	@Override
	public boolean remove(final Object object) {
		return list.remove(object);
	}

	@Override
	public boolean containsAll(final Collection<?> collection) {
		return list.containsAll(collection);
	}

	@Override
	public boolean addAll(final Collection<? extends NamedValue> collection) {
		return list.addAll(collection);
	}

	@Override
	public boolean addAll(final int index, final Collection<? extends NamedValue> collection) {
		return list.addAll(index, collection);
	}

	@Override
	public boolean removeAll(final Collection<?> collection) {

		return list.removeAll(collection);
	}

	@Override
	public boolean retainAll(final Collection<?> collection) {

		return list.retainAll(collection);
	}

	@Override
	public void clear() {
		list.clear();
	}

	@Override
	public NamedValue get(final int index) {
		return list.get(index);
	}

	@Override
	public NamedValue set(final int index, final NamedValue element) {
		return list.set(index, element);
	}

	@Override
	public void add(final int index, final NamedValue element) {
		list.add(index, element);
	}

	@Override
	public NamedValue remove(final int index) {
		return list.remove(index);
	}

	@Override
	public int indexOf(final Object object) {
		return list.indexOf(object);
	}

	@Override
	public int lastIndexOf(final Object object) {
		return list.lastIndexOf(object);
	}

	@Override
	public ListIterator<NamedValue> listIterator() {
		return list.listIterator();
	}

	@Override
	public ListIterator<NamedValue> listIterator(final int index) {
		return list.listIterator(index);
	}

	@Override
	public List<NamedValue> subList(final int fromIndex, final int toIndex) {
		return list.subList(fromIndex, toIndex);
	}

	@Override
	public void startRecord(final String identifier){
		list.clear();
	}

	@Override
	public void endRecord() {
		if (collection != null) {
			collection.add(list);
			list = new ArrayList<NamedValue>();
		}
	}

	@Override
	public void literal(final String name, final String value) {
		list.add(new NamedValue(name, value));
	}

	@Override
	public Collection<List<NamedValue>> getCollection() {
		return collection;
	}

	@Override
	public void setCollection(final Collection<List<NamedValue>> collection) {
		this.collection = collection;
	}

}