-/*
- * Copyright (C) 2001, 2002 The Mir-coders group
- *
- * This file is part of Mir.
- *
- * Mir is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * Mir is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with Mir; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * In addition, as a special exception, The Mir-coders gives permission to link
- * the code of this program with the com.oreilly.servlet library, any library
- * licensed under the Apache Software License, The Sun (tm) Java Advanced
- * Imaging library (JAI), The Sun JIMI library (or with modified versions of
- * the above that use the same license as the above), and distribute linked
- * combinations including the two. You must obey the GNU General Public
- * License in all respects for all of the code used other than the above
- * mentioned libraries. If you modify this file, you may extend this exception
- * to your version of the file, but you are not obligated to do so. If you do
- * not wish to do so, delete this exception statement from your version.
- */
-
-package mir.misc;
-
-import java.util.Enumeration;
-import java.util.HashMap;
-import java.util.Map;
-
-import javax.servlet.ServletContext;
-
-import mir.config.MirPropertiesConfiguration.PropertiesConfigExc;
-import mir.storage.DatabaseAdaptor;
-import mir.storage.StorageObjectExc;
-import mir.storage.StorageObjectFailure;
-
-import com.codestudio.util.JDBCPool;
-import com.codestudio.util.JDBCPoolMetaData;
-import com.codestudio.util.SQLManager;
-
-/**
- * Title: Mir
- * Description: Class that allows access to all Mir
- * config values
- * Copyright: Copyright (c) 2001
- * Company: Indymedia
- * @author mh <heckmann@hbe.ca>
- * @version 0.1
- */
-
-
-/**
- * This class is a layer above the Configuration
- * It manages access to config variables that are
- * both generated on the fly and found in the config file.
- */
-
-public class MirConfig extends Configuration {
-
- private static HashMap configHash = null;
- private static HashMap brokerHash = new HashMap();
- private static int instances=0;
-
- /**
- * Initializes Configuration hash that contains all values.
- * loads the properties-file and any other values
- * @param uri, the root Uri of the install
- * @param home, The absolute path if the install root.
- * @param name, The name of the servlet (usually "Mir")
- * @param confName, the name of the config file to load.
- */
- public static synchronized void initConfig(ServletContext ctx, String ctxPath,
- String name, String confName) {
-
- initConfResource(ctx.getRealPath("/WEB-INF/")+"/"+confName);
-
- configHash = new HashMap();
-
- configHash.put("Home", ctx.getRealPath("/WEB-INF/")+"/");
- configHash.put("ServletContext", ctx);
- configHash.put("RootUri", ctxPath);
-
- Enumeration resKeys = getResourceKeys();
- while(resKeys.hasMoreElements()) {
- String keyNm = (String)resKeys.nextElement();
- configHash.put(keyNm, getProperty(keyNm));
- }
- }
- /**
- * Returns the property asked for by pulling it out a HashMap
- * @param a String containing the property name (key)
- * @return a String containing the prop. value
- */
- public static void setServletName(String servletName) {
- configHash.put("ServletName",servletName);
- }
-
- /**
- * Returns the property asked for by pulling it out a HashMap
- * @param a String containing the property name (key)
- * @return a String containing the prop. value
- */
- public static String getProp(String propName) {
- String result = (String)configHash.get(propName);
-
- if (result==null)
- throw new ConfigException("config property '"+propName+"' not available!");
-
- return result;
- }
-
- /**
- * Returns the property asked for by pulling it out a HashMap and
- * appending it to configproperty "Home"
- * @param a String containing the property name (key)
- * @return a String containing the prop.value
- */
- public static String getPropWithHome(String propName) {
- return getProp("Home") + getProp(propName);
- }
-
- /**
- * Returns the property asked for iin raw Object form by
- * pulling it out a HashMap
- * @param a String containing the property name (key)
- * @return an Object containing the prop.value
- */
- public static Object getPropAsObject(String propName) {
- return configHash.get(propName);
- }
-
- public static void initDbPool () throws StorageObjectExc, StorageObjectFailure {
- if (configHash == null) {
- throw new StorageObjectExc("MirConfig -- Trying initialize "+
- "DB pool when system not yet "+
- "configured");
- }
- String dbUser=getProp("Database.Username");
- String dbPassword=getProp("Database.Password");
- String dbHost=getProp("Database.Host");
- String dbAdapName=getProp("Database.Adaptor");
- DatabaseAdaptor adaptor;
- try {
- adaptor = (DatabaseAdaptor)Class.forName(dbAdapName).newInstance();
- } catch (Exception e) {
- throw new StorageObjectFailure("Could not load DB adapator.",e);
- }
- String dbDriver;
- String dbUrl;
- try {
- dbDriver = adaptor.getDriver();
- dbUrl =adaptor.getURL(dbUser,dbPassword, dbHost);
- } catch (PropertiesConfigExc e) {
- throw new StorageObjectFailure(e);
- }
-
- System.out.println("adding Broker with: " +dbDriver+":"+dbUrl );
- addBroker( dbDriver, dbUrl);
- }
-
- public static void addBroker(String driver, String URL)
- throws StorageObjectFailure, StorageObjectExc {
-
- if (configHash == null) {
- throw new StorageObjectExc("MirConfig -- Trying initialize "+
- "DB pool when system not yet "+
- "configured");
- }
- String username,passwd,min,max,log,reset,dbname,dblogfile;
-
- if(!brokerHash.containsKey("Pool.broker")){
- username=getProp("Database.Username");
- passwd=getProp("Database.Password");
- min=getProp("Database.poolMin");
- max=getProp("Database.poolMax");
- dbname=getProp("Database.Name");
- log=getProp("Home")+ configHash.get("Database.PoolLog");
- reset=getProp("Database.poolResetTime");
- dblogfile=getPropWithHome("Database.Logfile");
-
- System.err.println("-- making Broker for -"
- +driver+" - " +URL
- + " log " + log + " user "
- + username + " pass: " + passwd);
-
- JDBCPoolMetaData meta = new JDBCPoolMetaData();
- meta.setDbname(dbname);
- meta.setDriver(driver);
- meta.setURL(URL);
- meta.setUserName(username);
- meta.setPassword(passwd);
- meta.setJNDIName("mir");
- meta.setMaximumSize(Integer.parseInt(max));
- meta.setMinimumSize(Integer.parseInt(min));
- meta.setPoolPreparedStatements(false);
- meta.setCacheEnabled(false);
- meta.setCacheSize(15);
- meta.setDebugging(false);
- meta.setLogFile(dblogfile+".pool");
-
- JDBCPool pool = SQLManager.getInstance().createPool(meta);
-
- if (pool!=null){
- instances++;
- brokerHash.put("Pool.broker",pool);
- }
-
- } // end if
- }
-
- /**
- * Finalize method
- */
- public void finalize(){
- instances --;
- try {
- super.finalize();
- } catch (Throwable t) {}
- }
-
- public static Map allSettings() {
- return configHash;
- }
-
-}