001    package net.minecraft.command;
002    
003    import java.util.List;
004    import net.minecraft.server.MinecraftServer;
005    
006    public class CommandServerPardon extends CommandBase
007    {
008        public String getCommandName()
009        {
010            return "pardon";
011        }
012    
013        /**
014         * Return the required permission level for this command.
015         */
016        public int getRequiredPermissionLevel()
017        {
018            return 3;
019        }
020    
021        public String getCommandUsage(ICommandSender par1ICommandSender)
022        {
023            return par1ICommandSender.translateString("commands.unban.usage", new Object[0]);
024        }
025    
026        /**
027         * Returns true if the given command sender is allowed to use this command.
028         */
029        public boolean canCommandSenderUseCommand(ICommandSender par1ICommandSender)
030        {
031            return MinecraftServer.getServer().getConfigurationManager().getBannedPlayers().isListActive() && super.canCommandSenderUseCommand(par1ICommandSender);
032        }
033    
034        public void processCommand(ICommandSender par1ICommandSender, String[] par2ArrayOfStr)
035        {
036            if (par2ArrayOfStr.length == 1 && par2ArrayOfStr[0].length() > 0)
037            {
038                MinecraftServer.getServer().getConfigurationManager().getBannedPlayers().remove(par2ArrayOfStr[0]);
039                notifyAdmins(par1ICommandSender, "commands.unban.success", new Object[] {par2ArrayOfStr[0]});
040            }
041            else
042            {
043                throw new WrongUsageException("commands.unban.usage", new Object[0]);
044            }
045        }
046    
047        /**
048         * Adds the strings available in this command to the given list of tab completion options.
049         */
050        public List addTabCompletionOptions(ICommandSender par1ICommandSender, String[] par2ArrayOfStr)
051        {
052            return par2ArrayOfStr.length == 1 ? getListOfStringsFromIterableMatchingLastWord(par2ArrayOfStr, MinecraftServer.getServer().getConfigurationManager().getBannedPlayers().getBannedList().keySet()) : null;
053        }
054    }