125 lines
3.7 KiB
Java
125 lines
3.7 KiB
Java
/*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.apache.catalina.util;
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import java.io.InputStream;
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import java.util.Properties;
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import org.apache.tomcat.util.ExceptionUtils;
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/**
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* Simple utility module to make it easy to plug in the server identifier
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* when integrating Tomcat.
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*
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* @author Craig R. McClanahan
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*/
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public class ServerInfo {
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// ------------------------------------------------------- Static Variables
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/**
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* The server information String with which we identify ourselves.
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*/
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private static final String serverInfo;
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/**
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* The server built String.
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*/
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private static final String serverBuilt;
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/**
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* The server's version number String.
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*/
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private static final String serverNumber;
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static {
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String info = null;
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String built = null;
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String number = null;
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Properties props = new Properties();
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try (InputStream is = ServerInfo.class.getResourceAsStream
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("/org/apache/catalina/util/ServerInfo.properties")) {
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props.load(is);
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info = props.getProperty("server.info");
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built = props.getProperty("server.built");
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number = props.getProperty("server.number");
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} catch (Throwable t) {
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ExceptionUtils.handleThrowable(t);
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}
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if (info == null)
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info = "Apache Tomcat 8.5.x-dev";
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if (built == null)
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built = "unknown";
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if (number == null)
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number = "8.5.x";
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serverInfo = info;
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serverBuilt = built;
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serverNumber = number;
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}
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// --------------------------------------------------------- Public Methods
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/**
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* @return the server identification for this version of Tomcat.
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*/
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public static String getServerInfo() {
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return serverInfo;
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}
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/**
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* @return the server built time for this version of Tomcat.
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*/
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public static String getServerBuilt() {
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return serverBuilt;
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}
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/**
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* @return the server's version number.
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*/
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public static String getServerNumber() {
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return serverNumber;
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}
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public static void main(String args[]) {
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System.out.println("Server version: " + getServerInfo());
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System.out.println("Server built: " + getServerBuilt());
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System.out.println("Server number: " + getServerNumber());
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System.out.println("OS Name: " +
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System.getProperty("os.name"));
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System.out.println("OS Version: " +
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System.getProperty("os.version"));
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System.out.println("Architecture: " +
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System.getProperty("os.arch"));
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System.out.println("JVM Version: " +
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System.getProperty("java.runtime.version"));
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System.out.println("JVM Vendor: " +
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System.getProperty("java.vm.vendor"));
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}
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}
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