org.apache.flink.FlinkVersion Maven / Gradle / Ivy
/*
* 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;
import org.apache.flink.annotation.Public;
import java.util.Arrays;
import java.util.LinkedHashSet;
import java.util.Map;
import java.util.Optional;
import java.util.Set;
import java.util.function.Function;
import java.util.stream.Collectors;
import java.util.stream.Stream;
/**
* Enumeration for Flink versions.
*
* It used for API versioning, during SQL/Table API upgrades, and for migration tests.
*/
@Public
public enum FlinkVersion {
// NOTE: the version strings must not change,
// as they are used to locate snapshot file paths.
// The definition order (enum ordinal) matters for performing version arithmetic.
v1_3("1.3"),
v1_4("1.4"),
v1_5("1.5"),
v1_6("1.6"),
v1_7("1.7"),
v1_8("1.8"),
v1_9("1.9"),
v1_10("1.10"),
v1_11("1.11"),
v1_12("1.12"),
v1_13("1.13"),
v1_14("1.14"),
v1_15("1.15"),
v1_16("1.16");
private final String versionStr;
FlinkVersion(String versionStr) {
this.versionStr = versionStr;
}
@Override
public String toString() {
return versionStr;
}
public boolean isNewerVersionThan(FlinkVersion otherVersion) {
return this.ordinal() > otherVersion.ordinal();
}
/** Returns all versions within the defined range, inclusive both start and end. */
public static Set rangeOf(FlinkVersion start, FlinkVersion end) {
return Stream.of(FlinkVersion.values())
.filter(v -> v.ordinal() >= start.ordinal() && v.ordinal() <= end.ordinal())
.collect(Collectors.toCollection(LinkedHashSet::new));
}
private static final Map CODE_MAP =
Arrays.stream(values())
.collect(Collectors.toMap(v -> v.versionStr, Function.identity()));
public static Optional byCode(String code) {
return Optional.ofNullable(CODE_MAP.get(code));
}
/** Returns the current version. */
public static FlinkVersion current() {
return values()[values().length - 1];
}
}