YARN-11363. Remove unused TimelineVersionWatcher and TimelineVersion from hadoop-yarn-server-tests (#5091)
Reviewed-by: slfan1989 <55643692+slfan1989@users.noreply.github.com>
Signed-off-by: Chris Nauroth <cnauroth@apache.org>
(cherry picked from commit 69225ae5b9
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/**
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.apache.hadoop.yarn.server.timeline;
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import java.lang.annotation.ElementType;
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import java.lang.annotation.Retention;
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import java.lang.annotation.RetentionPolicy;
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import java.lang.annotation.Target;
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@Retention(value = RetentionPolicy.RUNTIME)
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@Target(value = {ElementType.METHOD})
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public @interface TimelineVersion {
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float value() default TimelineVersionWatcher.DEFAULT_TIMELINE_VERSION;
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}
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/**
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.apache.hadoop.yarn.server.timeline;
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import org.apache.hadoop.classification.InterfaceAudience;
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import org.apache.hadoop.classification.InterfaceStability;
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import org.junit.rules.TestWatcher;
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import org.junit.runner.Description;
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@InterfaceAudience.Private
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@InterfaceStability.Unstable
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public class TimelineVersionWatcher extends TestWatcher {
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static final float DEFAULT_TIMELINE_VERSION = 1.0f;
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private TimelineVersion version;
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@Override
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protected void starting(Description description) {
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version = description.getAnnotation(TimelineVersion.class);
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}
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/**
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* @return the version number of timeline server for the current test (using
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* timeline server v1.0 by default)
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*/
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public float getTimelineVersion() {
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if(version == null) {
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return DEFAULT_TIMELINE_VERSION;
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}
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return version.value();
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}
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}
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