/*
 * 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.runtime.util;

import org.apache.flink.configuration.Configuration;
import org.apache.flink.runtime.taskmanager.TaskManagerRuntimeInfo;

import java.io.File;

import static org.apache.flink.util.Preconditions.checkNotNull;

/**
 * TaskManagerRuntimeInfo implementation for testing purposes
 */
public class TestingTaskManagerRuntimeInfo implements TaskManagerRuntimeInfo {

	private final Configuration configuration;
	private final String[] tmpDirectories;

	public TestingTaskManagerRuntimeInfo() {
		this(new Configuration(), System.getProperty("java.io.tmpdir").split(",|" + File.pathSeparator));
	}

	public TestingTaskManagerRuntimeInfo(Configuration configuration) {
		this(configuration, EnvironmentInformation.getTemporaryFileDirectory());
	}

	public TestingTaskManagerRuntimeInfo(Configuration configuration, String tmpDirectory) {
		this(configuration, new String[] { checkNotNull(tmpDirectory) });
	}

	public TestingTaskManagerRuntimeInfo(Configuration configuration, String[] tmpDirectories) {
		this.configuration = configuration;
		this.tmpDirectories = tmpDirectories;
	}

	@Override
	public Configuration getConfiguration() {
		return configuration;
	}

	@Override
	public String[] getTmpDirectories() {
		return tmpDirectories;
	}

	@Override
	public boolean shouldExitJvmOnOutOfMemoryError() {
		// never kill the JVM in tests
		return false;
	}
}