/**
* Licensed to Cloudera, Inc. under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. Cloudera, Inc. 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.
*/
/*
* 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 com.cloudera.flume;
/**
* This class finds the package info for Flume and the FlumeVersionAnnotation
* information.
*
* It is shamelessly hacked from o.a.h.VersionInfo
*/
public class VersionInfo {
private static Package myPackage;
private static FlumeVersionAnnotation version;
static {
myPackage = FlumeVersionAnnotation.class.getPackage();
version = myPackage.getAnnotation(FlumeVersionAnnotation.class);
}
/**
* Get the meta-data for the Flume package.
*
* @return
*/
static Package getPackage() {
return myPackage;
}
/**
* Get the Flume version.
*
* @return the Flume version string, eg. "0.6.3-dev"
*/
public static String getVersion() {
return version != null ? version.version() : "Unknown";
}
/**
* Get the subversion revision number for the root directory
*
* @return the revision number, eg. "451451"
*/
public static String getRevision() {
return version != null ? version.revision() : "Unknown";
}
/**
* The date that Flume was compiled.
*
* @return the compilation date in unix date format
*/
public static String getDate() {
return version != null ? version.date() : "Unknown";
}
/**
* The user that compiled Flume.
*
* @return the username of the user
*/
public static String getUser() {
return version != null ? version.user() : "Unknown";
}
/**
* Get the subversion URL for the root Flume directory.
*/
public static String getUrl() {
return version != null ? version.url() : "Unknown";
}
/**
* Returns the buildVersion which includes version, revision, user and date.
*/
public static String getBuildVersion() {
return VersionInfo.getVersion() + " from " + VersionInfo.getRevision()
+ " by " + VersionInfo.getUser() + " on " + VersionInfo.getDate();
}
public static void main(String[] args) {
System.out.println("Flume " + getVersion());
System.out.println("Git repository " + getUrl());
System.out.println(" rev " + getRevision());
System.out.println("Compiled by " + getUser() + " on " + getDate());
}
}