[question][help] Помогите нубо-кодеру стать мего-кодером

package net.sf.l2j.gameserver.handler.voicedcommandhandlers;

import net.sf.l2j.Config;
import net.sf.l2j.gameserver.GameServer;
import net.sf.l2j.gameserver.cache.HtmCache;
import net.sf.l2j.gameserver.handler.IVoicedCommandHandler;
import net.sf.l2j.gameserver.model.actor.instance.L2PcInstance;
import net.sf.l2j.gameserver.serverpackets.NpcHtmlMessage;

public class shop implements IVoicedCommandHandler
{
private static String[] VOICED_COMMANDS =
{ "shop" };

/* (non-Javadoc)
* @see net.sf.l2j.gameserver.handler.IVoicedCommandHandler#useVoicedCommand(java.lang.S
tring, net.sf.l2j.gameserver.model.actor.instance.L2PcInstance, java.lang.String)
*/
public boolean useVoicedCommand(String command, L2PcInstance activeChar, String target)
{
String htmFile = "data/html/shop/index.htm";
String htmContent = HtmCache.getInstance().getHtm(htmFile);
if (htmContent != null)
{
NpcHtmlMessage shopHtml = new NpcHtmlMessage(1);
shopHtml.setHtml(htmContent);
activeChar.sendPacket(shopHtml);
}
else
{
activeChar.sendMessage("no file " + htmFile + " !");
}
return true;
}

public String[] getVoicedCommandList()
{
return VOICED_COMMANDS;
}
}

package net.sf.l2j.gameserver.handler.voicedcommandhandlers;

import net.sf.l2j.Config;
import net.sf.l2j.gameserver.GameServer;
import net.sf.l2j.gameserver.cache.HtmCache;
import net.sf.l2j.gameserver.handler.IVoicedCommandHandler;
import net.sf.l2j.gameserver.model.actor.instance.L2PcInstance;
import net.sf.l2j.gameserver.serverpackets.NpcHtmlMessage;

public class shop implements IVoicedCommandHandler
{
private static String[] VOICED_COMMANDS =
{ "shop" };

/* (non-Javadoc)
* @see net.sf.l2j.gameserver.handler.IVoicedCommandHandler#useVoicedCommand(java.lang.S
tring, net.sf.l2j.gameserver.model.actor.instance.L2PcInstance, java.lang.String)
*/
public boolean useVoicedCommand(String command, L2PcInstance activeChar, String target)
{
String htmFile = "data/html/shop/index.htm";
String htmContent = HtmCache.getInstance().getHtm(htmFile);
if (htmContent != null)
{
NpcHtmlMessage shopHtml = new NpcHtmlMessage(1);
shopHtml.setHtml(htmContent);
activeChar.sendPacket(shopHtml);
}
else
{
activeChar.sendMessage("no file " + htmFile + " !");
}
return true;
}

public String[] getVoicedCommandList()
{
return VOICED_COMMANDS;
}
}