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JPX - Java GPX (GPS) Library

There is a newer version: 3.2.0

/*
 * Java GPX Library (jpx-3.0.1).
 * Copyright (c) 2016-2022 Franz Wilhelmstötter
 *
 * 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.
 *
 * Author:
 *    Franz Wilhelmstötter ([email protected])
 */
package io.jenetics.jpx;

import static java.util.Objects.requireNonNull;

import java.util.ArrayList;
import java.util.List;
import java.util.stream.IntStream;

import io.jenetics.jpx.GPX.Version;

/**
 * XMLReader collection for different GPX versions.
 *
 * @author Franz Wilhelmstötter
 * @version 1.3
 * @since 1.3
 */
final class XMLReaders{

	private final List _versions = new ArrayList<>();
	private final List> _readers = new ArrayList<>();


	XMLReaders v00(final XMLReader reader) {
		requireNonNull(reader);
		_versions.add(null);
		_readers.add(reader);
		return this;
	}

	XMLReaders v10(final XMLReader reader) {
		requireNonNull(reader);
		_versions.add(Version.V10);
		_readers.add(reader);
		return this;
	}

	XMLReaders v11(final XMLReader reader) {
		requireNonNull(reader);
		_versions.add(Version.V11);
		_readers.add(reader);
		return this;
	}

	XMLReader[] readers(final Version version) {
		return IntStream.range(0, _versions.size())
			.filter(i -> _versions.get(i) == null || _versions.get(i) == version)
			.mapToObj(_readers::get)
			.toArray(XMLReader[]::new);
	}

}