| /* |
| * Copyright 1999,2004 The Apache Software Foundation. |
| * |
| * Licensed 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.catalina.startup; |
| |
| import java.io.File; |
| import java.io.FileInputStream; |
| import java.io.InputStream; |
| import java.net.URL; |
| import java.util.Enumeration; |
| import java.util.Properties; |
| |
| |
| /** |
| * Utility class to read the bootstrap Catalina configuration. |
| * |
| * @author Remy Maucherat |
| * @version $Revision$ $Date$ |
| */ |
| |
| public class CatalinaProperties { |
| |
| |
| // ------------------------------------------------------- Static Variables |
| |
| private static org.apache.commons.logging.Log log= |
| org.apache.commons.logging.LogFactory.getLog( CatalinaProperties.class ); |
| |
| private static Properties properties = null; |
| |
| |
| static { |
| |
| loadProperties(); |
| |
| } |
| |
| |
| // --------------------------------------------------------- Public Methods |
| |
| |
| /** |
| * Return specified property value. |
| */ |
| public static String getProperty(String name) { |
| |
| return properties.getProperty(name); |
| |
| } |
| |
| |
| /** |
| * Return specified property value. |
| */ |
| public static String getProperty(String name, String defaultValue) { |
| |
| return properties.getProperty(name, defaultValue); |
| |
| } |
| |
| |
| // --------------------------------------------------------- Public Methods |
| |
| |
| /** |
| * Load properties. |
| */ |
| private static void loadProperties() { |
| |
| InputStream is = null; |
| Throwable error = null; |
| |
| try { |
| String configUrl = getConfigUrl(); |
| if (configUrl != null) { |
| is = (new URL(configUrl)).openStream(); |
| } |
| } catch (Throwable t) { |
| // Ignore |
| } |
| |
| if (is == null) { |
| try { |
| File home = new File(getCatalinaBase()); |
| File conf = new File(home, "conf"); |
| File properties = new File(conf, "catalina.properties"); |
| is = new FileInputStream(properties); |
| } catch (Throwable t) { |
| // Ignore |
| } |
| } |
| |
| if (is == null) { |
| try { |
| is = CatalinaProperties.class.getResourceAsStream |
| ("/org/apache/catalina/startup/catalina.properties"); |
| } catch (Throwable t) { |
| // Ignore |
| } |
| } |
| |
| if (is != null) { |
| try { |
| properties = new Properties(); |
| properties.load(is); |
| is.close(); |
| } catch (Throwable t) { |
| error = t; |
| } |
| } |
| |
| if ((is == null) || (error != null)) { |
| // Do something |
| log.warn("Failed to load catalina.properties", error); |
| } |
| |
| // Register the properties as system properties |
| Enumeration enumeration = properties.propertyNames(); |
| while (enumeration.hasMoreElements()) { |
| String name = (String) enumeration.nextElement(); |
| String value = properties.getProperty(name); |
| if (value != null) { |
| System.setProperty(name, value); |
| } |
| } |
| |
| } |
| |
| |
| /** |
| * Get the value of the catalina.home environment variable. |
| */ |
| private static String getCatalinaHome() { |
| return System.getProperty("catalina.home", |
| System.getProperty("user.dir")); |
| } |
| |
| |
| /** |
| * Get the value of the catalina.base environment variable. |
| */ |
| private static String getCatalinaBase() { |
| return System.getProperty("catalina.base", getCatalinaHome()); |
| } |
| |
| |
| /** |
| * Get the value of the configuration URL. |
| */ |
| private static String getConfigUrl() { |
| return System.getProperty("catalina.config"); |
| } |
| |
| |
| } |