diff --git service/src/java/org/apache/hive/service/BreakableService.java service/src/java/org/apache/hive/service/BreakableService.java deleted file mode 100644 index 67352ecbf0..0000000000 --- service/src/java/org/apache/hive/service/BreakableService.java +++ /dev/null @@ -1,120 +0,0 @@ -/* - * 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.hive.service; - -import org.apache.hadoop.hive.conf.HiveConf; - -/** - * This is a service that can be configured to break on any of the lifecycle - * events, so test the failure handling of other parts of the service - * infrastructure. - * - * It retains a counter to the number of times each entry point is called - - * these counters are incremented before the exceptions are raised and - * before the superclass state methods are invoked. - * - */ -public class BreakableService extends AbstractService { - private boolean failOnInit; - private boolean failOnStart; - private boolean failOnStop; - private final int[] counts = new int[4]; - - public BreakableService() { - this(false, false, false); - } - - public BreakableService(boolean failOnInit, - boolean failOnStart, - boolean failOnStop) { - super("BreakableService"); - this.failOnInit = failOnInit; - this.failOnStart = failOnStart; - this.failOnStop = failOnStop; - inc(STATE.NOTINITED); - } - - private int convert(STATE state) { - switch (state) { - case NOTINITED: return 0; - case INITED: return 1; - case STARTED: return 2; - case STOPPED: return 3; - default: return 0; - } - } - - private void inc(STATE state) { - int index = convert(state); - counts[index] ++; - } - - public int getCount(STATE state) { - return counts[convert(state)]; - } - - private void maybeFail(boolean fail, String action) { - if (fail) { - throw new BrokenLifecycleEvent(action); - } - } - - @Override - public void init(HiveConf conf) { - inc(STATE.INITED); - maybeFail(failOnInit, "init"); - super.init(conf); - } - - @Override - public void start() { - inc(STATE.STARTED); - maybeFail(failOnStart, "start"); - super.start(); - } - - @Override - public void stop() { - inc(STATE.STOPPED); - maybeFail(failOnStop, "stop"); - super.stop(); - } - - public void setFailOnInit(boolean failOnInit) { - this.failOnInit = failOnInit; - } - - public void setFailOnStart(boolean failOnStart) { - this.failOnStart = failOnStart; - } - - public void setFailOnStop(boolean failOnStop) { - this.failOnStop = failOnStop; - } - - /** - * The exception explicitly raised on a failure - */ - public static class BrokenLifecycleEvent extends RuntimeException { - BrokenLifecycleEvent(String action) { - super("Lifecycle Failure during " + action); - } - } - -}