|
@@ -0,0 +1,97 @@
|
|
|
+/*
|
|
|
+ * 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.hadoop.utils;
|
|
|
+
|
|
|
+import org.apache.hadoop.classification.InterfaceAudience;
|
|
|
+import org.apache.hadoop.classification.InterfaceStability;
|
|
|
+import org.apache.hadoop.io.IOUtils;
|
|
|
+import org.apache.hadoop.util.ThreadUtil;
|
|
|
+import org.slf4j.LoggerFactory;
|
|
|
+
|
|
|
+import java.io.IOException;
|
|
|
+import java.io.InputStream;
|
|
|
+import java.util.Properties;
|
|
|
+
|
|
|
+/**
|
|
|
+ * This class returns build information about Hadoop components.
|
|
|
+ */
|
|
|
+@InterfaceAudience.Public
|
|
|
+@InterfaceStability.Stable
|
|
|
+public class VersionInfo {
|
|
|
+
|
|
|
+ private final Properties info = new Properties();
|
|
|
+
|
|
|
+ public VersionInfo(String component) {
|
|
|
+ String versionInfoFile = component + "-version-info.properties";
|
|
|
+ InputStream is = null;
|
|
|
+ try {
|
|
|
+ is = ThreadUtil.getResourceAsStream(
|
|
|
+ getClass().getClassLoader(),
|
|
|
+ versionInfoFile);
|
|
|
+ info.load(is);
|
|
|
+ } catch (IOException ex) {
|
|
|
+ LoggerFactory.getLogger(getClass()).warn("Could not read '" +
|
|
|
+ versionInfoFile + "', " + ex.toString(), ex);
|
|
|
+ } finally {
|
|
|
+ IOUtils.closeStream(is);
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ public String getRelease() {
|
|
|
+ return info.getProperty("release", "Unknown");
|
|
|
+ }
|
|
|
+
|
|
|
+ public String getVersion() {
|
|
|
+ return info.getProperty("version", "Unknown");
|
|
|
+ }
|
|
|
+
|
|
|
+ public String getRevision() {
|
|
|
+ return info.getProperty("revision", "Unknown");
|
|
|
+ }
|
|
|
+
|
|
|
+ public String getBranch() {
|
|
|
+ return info.getProperty("branch", "Unknown");
|
|
|
+ }
|
|
|
+
|
|
|
+ public String getDate() {
|
|
|
+ return info.getProperty("date", "Unknown");
|
|
|
+ }
|
|
|
+
|
|
|
+ public String getUser() {
|
|
|
+ return info.getProperty("user", "Unknown");
|
|
|
+ }
|
|
|
+
|
|
|
+ public String getUrl() {
|
|
|
+ return info.getProperty("url", "Unknown");
|
|
|
+ }
|
|
|
+
|
|
|
+ public String getSrcChecksum() {
|
|
|
+ return info.getProperty("srcChecksum", "Unknown");
|
|
|
+ }
|
|
|
+
|
|
|
+ public String getProtocVersion() {
|
|
|
+ return info.getProperty("protocVersion", "Unknown");
|
|
|
+ }
|
|
|
+
|
|
|
+ public String getBuildVersion() {
|
|
|
+ return getVersion() +
|
|
|
+ " from " + getRevision() +
|
|
|
+ " by " + getUser() +
|
|
|
+ " source checksum " + getSrcChecksum();
|
|
|
+ }
|
|
|
+}
|