/* * 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.zeppelin.util; import org.apache.commons.lang3.StringUtils; import java.io.IOException; import java.util.Properties; /** * TODO(moon) : add description. */ public class Util { private static final String PROJECT_PROPERTIES_VERSION_KEY = "version"; private static Properties projectProperties; static { projectProperties = new Properties(); try { projectProperties.load(Util.class.getResourceAsStream("/project.properties")); } catch (IOException e) { //Fail to read project.properties } } /** * Get Zeppelin version * * @return Current Zeppelin version */ public static String getVersion() { return StringUtils.defaultIfEmpty(projectProperties.getProperty(PROJECT_PROPERTIES_VERSION_KEY), StringUtils.EMPTY); } }