| /* |
| * 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.qpid.jms.util; |
| |
| import java.io.BufferedReader; |
| import java.io.InputStream; |
| import java.io.InputStreamReader; |
| import java.nio.charset.StandardCharsets; |
| import java.util.regex.Matcher; |
| import java.util.regex.Pattern; |
| |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| public class MetaDataSupport { |
| private static final Logger LOG = LoggerFactory.getLogger(MetaDataSupport.class); |
| |
| public static final String PROVIDER_NAME = "QpidJMS"; |
| public static final String PROVIDER_VERSION; |
| public static final int PROVIDER_MAJOR_VERSION; |
| public static final int PROVIDER_MINOR_VERSION; |
| public static final String PLATFORM_DETAILS = buildPlatformDetails(); |
| |
| static { |
| String version = "unknown"; |
| int major = 0; |
| int minor = 0; |
| try { |
| Package p = Package.getPackage(MetaDataSupport.class.getPackage().getName()); |
| if (p != null) { |
| version = p.getImplementationVersion(); |
| Pattern pattern = Pattern.compile("(\\d+)\\.(\\d+).*"); |
| Matcher m = pattern.matcher(version); |
| if (m.matches()) { |
| major = Integer.parseInt(m.group(1)); |
| minor = Integer.parseInt(m.group(2)); |
| } |
| } |
| } catch (Throwable e) { |
| LOG.trace("Problem generating primary version details", e); |
| |
| InputStream in = null; |
| String path = MetaDataSupport.class.getPackage().getName().replace(".", "/"); |
| if ((in = MetaDataSupport.class.getResourceAsStream("/" + path + "/version.txt")) != null) { |
| try (BufferedReader reader = new BufferedReader(new InputStreamReader(in, StandardCharsets.US_ASCII))) { |
| version = reader.readLine(); |
| Pattern pattern = Pattern.compile("(\\d+)\\.(\\d+).*"); |
| Matcher m = pattern.matcher(version); |
| if (m.matches()) { |
| major = Integer.parseInt(m.group(1)); |
| minor = Integer.parseInt(m.group(2)); |
| } |
| } catch(Throwable err) { |
| LOG.trace("Problem generating fallback version details", err); |
| } |
| } |
| } |
| |
| PROVIDER_VERSION = version; |
| PROVIDER_MAJOR_VERSION = major; |
| PROVIDER_MINOR_VERSION = minor; |
| } |
| |
| private static String buildPlatformDetails() { |
| String details = "unknown"; |
| try { |
| StringBuilder platformInfo = new StringBuilder(128); |
| |
| platformInfo.append("JVM: "); |
| platformInfo.append(System.getProperty("java.version")); |
| platformInfo.append(", "); |
| platformInfo.append(System.getProperty("java.vm.version")); |
| platformInfo.append(", "); |
| platformInfo.append(System.getProperty("java.vendor")); |
| platformInfo.append(", OS: "); |
| platformInfo.append(System.getProperty("os.name")); |
| platformInfo.append(", "); |
| platformInfo.append(System.getProperty("os.version")); |
| platformInfo.append(", "); |
| platformInfo.append(System.getProperty("os.arch")); |
| |
| details = platformInfo.toString(); |
| } catch (Throwable e) { |
| LOG.trace("Problem generating platform details string", e); |
| } |
| |
| return details; |
| } |
| } |