flink-core/src/test/java/org/apache/flink/testutils/migration/MigrationVersion.java

/*
 * 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.testutils.migration;

/**
 * Enumeration for Flink versions, used in migration integration tests
 * to indicate the migrated snapshot version.
 */
public enum MigrationVersion {

	// NOTE: the version strings must not change,
	// as they are used to locate snapshot file paths
	v1_2("1.2"),
	v1_3("1.3"),
	v1_4("1.4"),
	v1_5("1.5"),
	v1_6("1.6"),
	v1_7("1.7");

	private String versionStr;

	MigrationVersion(String versionStr) {
		this.versionStr = versionStr;
	}

	@Override
	public String toString() {
		return versionStr;
	}

	public boolean isNewerVersionThan(MigrationVersion otherVersion) {
		return Double.valueOf(versionStr) > Double.valueOf(otherVersion.versionStr);
	}
}