3 changed files with 3 additions and 51 deletions
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/* |
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* Licensed to the Apache Software Foundation (ASF) under one or more |
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* contributor license agreements. See the NOTICE file distributed with |
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* this work for additional information regarding copyright ownership. |
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* The ASF licenses this file to You under the Apache License, Version 2.0 |
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* (the "License"); you may not use this file except in compliance with |
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* 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.dolphinscheduler.common.zk; |
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import org.apache.curator.framework.CuratorFramework; |
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import org.apache.curator.framework.recipes.cache.TreeCacheEvent; |
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import org.apache.curator.framework.recipes.cache.TreeCacheListener; |
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public abstract class AbstractListener implements TreeCacheListener { |
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@Override |
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public final void childEvent(final CuratorFramework client, final TreeCacheEvent event) throws Exception { |
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String path = null == event.getData() ? "" : event.getData().getPath(); |
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if (path.isEmpty()) { |
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return; |
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} |
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dataChanged(client, event, path); |
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} |
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protected abstract void dataChanged(final CuratorFramework client, final TreeCacheEvent event, final String path); |
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} |
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