/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.apache.flink.test.windowing.sessionwindows;

import org.apache.flink.util.Preconditions;

/**
 * Configuration for a session event generator, consisting of the generator configuration and the session configuration.
 *
 * @param <K> type of session key
 * @param <E> type of session event
 */
public final class SessionGeneratorConfiguration<K, E> {

	private final SessionConfiguration<K, E> sessionConfiguration;
	private final GeneratorConfiguration generatorConfiguration;

	public SessionGeneratorConfiguration(
			SessionConfiguration<K, E> sessionConfiguration,
			GeneratorConfiguration generatorConfiguration) {

		Preconditions.checkNotNull(sessionConfiguration);
		Preconditions.checkNotNull(generatorConfiguration);

		this.sessionConfiguration = sessionConfiguration;
		this.generatorConfiguration = generatorConfiguration;
	}

	public SessionConfiguration<K, E> getSessionConfiguration() {
		return sessionConfiguration;
	}

	public GeneratorConfiguration getGeneratorConfiguration() {
		return generatorConfiguration;
	}

	@Override
	public String toString() {
		return "SessionGeneratorConfiguration{" +
				"sessionConfiguration=" + sessionConfiguration +
				", generatorConfiguration=" + generatorConfiguration +
				'}';
	}
}