| /* |
| * 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 backtype.storm.utils; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.util.Properties; |
| |
| public class VersionInfo { |
| |
| private Properties info; |
| |
| protected VersionInfo(String component) { |
| info = new Properties(); |
| String versionInfoFile = component + "-version-info.properties"; |
| InputStream is = null; |
| try { |
| is = Thread.currentThread().getContextClassLoader().getResourceAsStream(versionInfoFile); |
| if (is == null) { |
| throw new IOException("Resource not found"); |
| } |
| info.load(is); |
| } catch (IOException ex) { |
| } finally { |
| if (is != null) { |
| try { |
| |
| is.close(); |
| } catch (IOException ioex) { |
| } |
| |
| } |
| } |
| } |
| |
| protected String _getVersion() { |
| return info.getProperty("version", "Unknown"); |
| } |
| |
| protected String _getRevision() { |
| return info.getProperty("revision", "Unknown"); |
| } |
| |
| protected String _getBranch() { |
| return info.getProperty("branch", "Unknown"); |
| } |
| |
| protected String _getDate() { |
| return info.getProperty("date", "Unknown"); |
| } |
| |
| protected String _getUser() { |
| return info.getProperty("user", "Unknown"); |
| } |
| |
| protected String _getUrl() { |
| return info.getProperty("url", "Unknown"); |
| } |
| |
| protected String _getSrcChecksum() { |
| return info.getProperty("srcChecksum", "Unknown"); |
| } |
| |
| protected String _getBuildVersion() { |
| return getVersion() + " from " + _getRevision() + " by " + _getUser() + " source checksum " + _getSrcChecksum(); |
| } |
| |
| private static VersionInfo COMMON_VERSION_INFO = new VersionInfo("storm-core"); |
| |
| public static String getVersion() { |
| return COMMON_VERSION_INFO._getVersion(); |
| } |
| |
| public static String getRevision() { |
| return COMMON_VERSION_INFO._getRevision(); |
| } |
| |
| public static String getBranch() { |
| return COMMON_VERSION_INFO._getBranch(); |
| } |
| |
| public static String getDate() { |
| return COMMON_VERSION_INFO._getDate(); |
| } |
| |
| public static String getUser() { |
| return COMMON_VERSION_INFO._getUser(); |
| } |
| |
| public static String getUrl() { |
| return COMMON_VERSION_INFO._getUrl(); |
| } |
| |
| public static String getSrcChecksum() { |
| return COMMON_VERSION_INFO._getSrcChecksum(); |
| } |
| |
| public static String getBuildVersion() { |
| return COMMON_VERSION_INFO._getBuildVersion(); |
| } |
| |
| public static void main(String[] args) { |
| System.out.println("Storm " + getVersion()); |
| System.out.println("URL " + getUrl() + " -r " + getRevision()); |
| System.out.println("Branch " + getBranch()); |
| System.out.println("Compiled by " + getUser() + " on " + getDate()); |
| System.out.println("From source with checksum " + getSrcChecksum()); |
| } |
| } |