?? instanceidgenerator.java
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/* * Copyright 2004-2005 OpenSymphony * * Licensed 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.quartz.spi;import org.quartz.SchedulerException;/** * <p> * An InstanceIdGenerator is responsible for generating the clusterwide unique * instance id for a <code>Scheduler</code> node. * </p> * * <p> * This interface may be of use to those wishing to have specific control over * the mechanism by which the <code>Scheduler</code> instances in their * application are named. * </p> * * @see org.quartz.simpl.SimpleInstanceIdGenerator */public interface InstanceIdGenerator { /** * Generate the instance id for a <code>Scheduler</code> * * @return The clusterwide unique instance id. */ String generateInstanceId() throws SchedulerException;}
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