diff -r 9f0b95aafaa3 -r ed84c8bdd87b org/sonews/daemon/CommandSelector.java
--- a/org/sonews/daemon/CommandSelector.java Sun Aug 29 17:04:25 2010 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,141 +0,0 @@
-/*
- * SONEWS News Server
- * see AUTHORS for the list of contributors
- *
- * This program 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 3 of the License, or
- * (at your option) any later version.
- *
- * This program 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 this program. If not, see .
- */
-
-package org.sonews.daemon;
-
-import java.util.HashMap;
-import java.util.Map;
-import java.util.Set;
-import java.util.concurrent.ConcurrentHashMap;
-import org.sonews.daemon.command.Command;
-import org.sonews.daemon.command.UnsupportedCommand;
-import org.sonews.util.Log;
-import org.sonews.util.io.Resource;
-
-/**
- * Selects the correct command processing class.
- * @author Christian Lins
- * @since sonews/1.0
- */
-public class CommandSelector
-{
-
- private static Map instances
- = new ConcurrentHashMap();
- private static Map> commandClassesMapping
- = new ConcurrentHashMap>();
-
- static
- {
- String[] classes = Resource.getAsString("helpers/commands.list", true).split("\n");
- for(String className : classes)
- {
- if(className.charAt(0) == '#')
- {
- // Skip comments
- continue;
- }
-
- try
- {
- addCommandHandler(className);
- }
- catch(ClassNotFoundException ex)
- {
- Log.get().warning("Could not load command class: " + ex);
- }
- catch(InstantiationException ex)
- {
- Log.get().severe("Could not instantiate command class: " + ex);
- }
- catch(IllegalAccessException ex)
- {
- Log.get().severe("Could not access command class: " + ex);
- }
- }
- }
-
- public static void addCommandHandler(String className)
- throws ClassNotFoundException, InstantiationException, IllegalAccessException
- {
- Class> clazz = Class.forName(className);
- Command cmd = (Command)clazz.newInstance();
- String[] cmdStrs = cmd.getSupportedCommandStrings();
- for (String cmdStr : cmdStrs)
- {
- commandClassesMapping.put(cmdStr, clazz);
- }
- }
-
- public static Set getCommandNames()
- {
- return commandClassesMapping.keySet();
- }
-
- public static CommandSelector getInstance()
- {
- CommandSelector csel = instances.get(Thread.currentThread());
- if(csel == null)
- {
- csel = new CommandSelector();
- instances.put(Thread.currentThread(), csel);
- }
- return csel;
- }
-
- private Map commandMapping = new HashMap();
- private Command unsupportedCmd = new UnsupportedCommand();
-
- private CommandSelector()
- {}
-
- public Command get(String commandName)
- {
- try
- {
- commandName = commandName.toUpperCase();
- Command cmd = this.commandMapping.get(commandName);
-
- if(cmd == null)
- {
- Class> clazz = commandClassesMapping.get(commandName);
- if(clazz == null)
- {
- cmd = this.unsupportedCmd;
- }
- else
- {
- cmd = (Command)clazz.newInstance();
- this.commandMapping.put(commandName, cmd);
- }
- }
- else if(cmd.isStateful())
- {
- cmd = cmd.getClass().newInstance();
- }
-
- return cmd;
- }
- catch(Exception ex)
- {
- ex.printStackTrace();
- return this.unsupportedCmd;
- }
- }
-
-}