I am messing around with the Exotic source, trying to get the trading post working. So its partially working, but you cannot change the price of noted items.

Heres the source code to it:
Code:
package ily.model.content.tradingpost;

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.LinkedList;
import java.util.List;

import ily.Config;
import ily.Server;
import ily.model.items.Item;
import ily.model.items.ItemAssistant;
import ily.model.items.ItemDefinition;
import ily.model.items.ItemList;
import ily.model.players.Player;
import ily.model.players.PlayerHandler;
import ily.model.players.PlayerSave;
import ily.util.Misc;

/**
*
* @author Nighel
* @credits Nicholas
*
*/

public class Listing {

	// make true to preload all sales and keep them all in the cache
	private static final boolean PRELOAD_ALL = false;

	// the next ID to be assigned to a sale, increment every time someone makes a new sale
	private static int NEXT_SALE_ID = 1;

	// Number of sales to keep in memory, irrelevant if PRELOAD_SALES is true
	private static int CACHE_SIZE = 100;

	// recently read sales kept in memory for faster access
	private static LinkedList<Sale> cache = new LinkedList<Sale>();
	
	
	/**
	 * Loads the total sales on load of server
	 */
	
	public static void loadNextSale() {
		getFile("./data/tradingpost/sales/");
		System.out.println("NEXT_SALE_ID: " + NEXT_SALE_ID);
	}
	
	/**
	 * Counts how much sales there are
	 * @param dirPath
	 */
	
	private static void getFile(String dirPath) {
	    File f = new File(dirPath);
	    File[] files = f.listFiles();

	    if (files != null)
	    for (int i = 0; i < files.length; i++) {
	    	NEXT_SALE_ID = files.length+1;
	        File file = files[i];

	        if (file.isDirectory()) {   
	             getFile(file.getAbsolutePath()); 
	        }
	    }
	}
	
	/**
	 * Loads the sales via player name
	 * @param playerName - player his username
	 * @return
	 */
	
	public static List<Sale> getSales(String playerName) {
		String line = "";
		LinkedList<Sale> sales = new LinkedList<Sale>();
		// read text file at /players/playerName.txt
		try {
			BufferedReader br = new BufferedReader(new FileReader("./data/tradingpost/players/"+playerName+".txt"));

			while((line = br.readLine()) != null) {
				int id = Integer.parseInt(line);
				if(sales != null)
					sales.add(getSale(id));
			}
			
			br.close();

			return sales;
		} catch(Exception e) {
			e.printStackTrace();
			return new LinkedList<Sale>();
		}
	}
	
	/**
	 * Loads the sales via item id
	 * @param itemId
	 * @return
	 */
	
	public static List<Sale> getSales(int itemId) {
		String line = "";
		LinkedList<Sale> sales = new LinkedList<Sale>();
		// read text file at /players/playerName.txt
		try {
			BufferedReader br = new BufferedReader(new FileReader("./data/tradingpost/items/"+itemId+".txt"));

			while((line = br.readLine()) != null) {
				int id = Integer.parseInt(line);
				if(sales != null)
					sales.add(getSale(id));
			}
			
			br.close();

			return sales;
		} catch(Exception e) {
			e.printStackTrace();
			return new LinkedList<Sale>();
		}
	}

	/**
	 * Gets the sale via the id
	 * @param saleId - id of the sale
	 * @return
	 */
	
	public static Sale getSale(int saleId) {
		String[] split;
		// Check cache for this sale
		for(Sale sale : cache)
			if(sale.getSaleId() == saleId)
				return sale;

		// read text file at /sale/saleId.txt
		try {
			BufferedReader br = new BufferedReader(new FileReader("./data/tradingpost/sales/"+saleId+".txt"));

			// read information
			split = br.readLine().split("\t");
			Sale sale = new Sale(saleId, split[0], Integer.parseInt(split[1]), Integer.parseInt(split[2]), Integer.parseInt(split[3]), Integer.parseInt(split[4]), Integer.parseInt(split[5]), Boolean.parseBoolean(split[6]));
				
			// If the cache is full, remove the last Sale. Add this one to the beginning either way.
			if(!PRELOAD_ALL && cache.size() == CACHE_SIZE)
				cache.removeLast();
			cache.addFirst(sale);

			br.close();
				
			return sale;
		} catch(Exception e) {
			e.printStackTrace();
			return null;
		}
	}
	
	/**
	 * Opens up the first interface for the trading post.
	 * And then loading all the data thats needed.
	 * @param c
	 */

	public static void openPost(Player c, boolean soldItem, boolean openFirst) {
		if (!c.getMode().isTradingPermitted()) {
			c.sendMessage("You are not permitted to make use of this.");
			return;
		}
		resetEverything(c);
		emptyInterface(c, openFirst);
		c.getPA().showInterface(48600);
		if(soldItem) {
			String each = c.quantity > 1 ? "each" : "";
			c.sendMessage("[@red@Trading Post@bla@] You successfully list "+c.quantity+"x "+ItemAssistant.getItemName(c.item)+" for "+Misc.format(c.price)+" GP " + each);
			c.item = -1;
			c.uneditItem = -1;
			c.quantity = -1;
			c.price = -1;
		}
		loadPlayersListings(c);
		c.insidePost = true;
		loadHistory(c);
	}
	
	/**
	 * Makes all the listings show up for the player.
	 * @param c
	 */
	
	public static void loadPlayersListings(Player c) {
		int start = 48788, id = 0, moneyCollectable = 0;

		LinkedList<Sale> sales = (LinkedList<Sale>) getSales(c.playerName);
		
		for(Sale sale : sales) {
			c.getPA().sendTradingPost(48847, sale.getId(), id, sale.getQuantity());
			id++;
			c.getPA().sendFrame126(ItemAssistant.getItemName(sale.getId()), start);
			start++;
			c.getPA().sendFrame126("" + zerosintomills(sale.getPrice()), start);
			start++;
			c.getPA().sendFrame126(sale.getTotalSold() + " / " + sale.getQuantity() , start);
			start += 2;
			moneyCollectable += (sale.getPrice() * sale.getLastCollectedAmount());
		}
		c.getPA().sendFrame126(Misc.format(moneyCollectable) + " GP", 48610);
		for (int k = id; k < 15; k++) {
			c.getPA().sendTradingPost(48847, -1, k, -1);
		}
		for(int i = start; i < 48850; i++) {
			c.getPA().sendFrame126("", i);
		}
	}
	
	/**
	 * Shows the last 10 latest sales you have done.
	 * @param c
	 */
	
	public static void loadHistory(Player c) {
		for(int i = 0, start1 = 48636, start2 = 48637; i < c.saleItems.size(); i++) {
			System.out.println("salesItems - " + c.saleItems.get(i).intValue());
			System.out.println("saleAmount - " + c.saleAmount.get(i).intValue());
			System.out.println("salePrice - " + c.salePrice.get(i).intValue());
			if(c.saleItems.get(i).intValue() > 0 && c.saleAmount.get(i).intValue() > 0 && c.salePrice.get(i).intValue() > 0) {
				String each = c.saleAmount.get(i).intValue() > 1 ? "each" : "coins";
				c.getPA().sendFrame126(c.saleAmount.get(i).intValue() + " x " + ItemAssistant.getItemName(c.saleItems.get(i).intValue()), start1);
				c.getPA().sendFrame126("sold for "+zerosintomills(c.salePrice.get(i).intValue())+" " + each, start2);
				start1 += 2;
				start2 += 2;
			}
		}
	}
	
	/**
	 * Opens up the selected item using offer 1/5/10/all/x
	 * @param c
	 * @param itemId
	 * @param amount
	 * @param p
	 */
	
	@SuppressWarnings("unused")
	public static void openSelectedItem(Player c, int itemId, int amount, int p) {
		//System.out.println("");
		if (!c.getItems().playerHasItem(itemId, amount)) {
			c.sendMessage("[@red@Trading Post@bla@] You don't have that many "+ItemAssistant.getItemName(itemId) + (amount > 1 ? "s" : "")+".");
			return;
		}
		if (ItemDefinition.forId(itemId) != null) {
			if (!ItemDefinition.forId(itemId).isTradable()) {
				c.sendMessage("[@red@Trading Post@bla@] You can't sell that item");
				return;
			}
		}
		for(int item : Config.NOT_SHAREABLE) {
			if(item == itemId) {
				c.sendMessage("[@red@Trading Post@bla@] You can't sell that item");
				return;
			}
		}
		if(itemId == 995) {
			c.sendMessage("[@red@Trading Post@bla@] You can't sell that item");
			return;
		}
		//if(c.uneditItem <= 0) - Caused a dupe if you changed items
			c.uneditItem = itemId;
		//Config.trade
		c.item = -1;
		
		c.inSelecting = false;
		c.isListing = true;
		boolean noted = Item.itemIsNote[itemId];
		//boolean noted = ItemDefinition.forId(itemId).isNoteable();
		if(noted)
			itemId--;
		
		c.item = itemId;
		c.quantity = amount;
		ItemList itemList = Server.itemHandler.ItemList[c.item];
		//c.price = p >= 1 ? p : (int) itemList.ShopValue; //c.getInventory().getItemshopValue(c.item);
		c.price = p >= 1 ? p : (int) ItemDefinition.forId(itemId).getValue();
		c.getPA().showInterface(48598);
		c.getPA().sendTradingPost(48962, itemId, 0, amount);
		c.getPA().sendFrame126(ItemAssistant.getItemName(itemId), 48963); //item name
		c.getPA().sendFrame126("Price (each): "+Misc.format(c.price)+"", 48964); //price each
		c.getPA().sendFrame126("Quantity: " + amount, 48965); //quantity
		//c.getPA().sendFrame(s, 48966); //guide
		c.getPA().sendFrame126("Listings: ", 48967); //listings
	}
	
	/**
	 * Writes every thing the the proper files.
	 * @param c
	 */
	
	public static void confirmListing(Player c) {
		
		if (c.uneditItem == -1) {
			if (c.debugMessage)
				c.sendMessage("Stopped");
			return;
		}
		
		BufferedWriter sale_id;
		BufferedWriter item_id;
		BufferedWriter name;
		try {
			sale_id = new BufferedWriter(new FileWriter("./data/tradingpost/sales/"+NEXT_SALE_ID+".txt", true));
			item_id = new BufferedWriter(new FileWriter("./data/tradingpost/items/"+c.item+".txt", true));
			name = new BufferedWriter(new FileWriter("./data/tradingpost/players/"+c.playerName+".txt", true));
			
			sale_id.write(c.playerName + "\t" + c.item + "\t" + c.quantity + "\t0\t" + c.price + "\t0\t" + "false");
			sale_id.newLine();
			
			item_id.write("" + NEXT_SALE_ID);
			item_id.newLine();
			
			name.write("" + NEXT_SALE_ID);
			name.newLine();
			
			/*try {
				CreateListing.getSingleton().createListing(NEXT_SALE_ID, c.item, c.getPA().getItemName(c.item), c.quantity, c.price, c.playerName, 0);
			} catch (Exception e) {
				e.printStackTrace();
			}*/
			Sale sale = new Sale(NEXT_SALE_ID, c.playerName, c.item, c.quantity, 0, c.price, 0, false);
			
			++NEXT_SALE_ID;
			
			if(!PRELOAD_ALL && cache.size() == CACHE_SIZE)
				cache.removeLast();
			cache.addFirst(sale);
			
			sale_id.close();
			item_id.close();
			name.close();
		} catch (IOException e) {
			e.printStackTrace();
		}
		if (c.debugMessage)
			c.sendMessage("uneditItem "+c.uneditItem+" - c.item "+c.item+" - quanity: "+c.quantity);
		c.getItems().deleteItem2(c.uneditItem, c.quantity);
		openPost(c, true, false);
		PlayerSave.save(c);
	}
	
	/**
	 * Cancel a listing via its sale id
	 * @param c
	 * @param saleId
	 */
	
	public static void cancelListing(Player c, int id, int itemId) {
		if (id < 0 || itemId < 0)
			return;
		Sale sales = getSales(c.playerName).get(id);
		int leftOver = sales.getQuantity() - sales.getTotalSold(), saleItem = sales.getId();
		boolean stackable = Item.itemStackable[saleItem];
		boolean isNoted = Item.itemIsNote[saleItem];
		if(!stackable && !isNoted && leftOver > 1) {
			saleItem++;
		}
		if(sales.getId() == itemId) { //gg
			sales.setHasSold(true);
			save(sales);
			updateHistory(c, sales.getId(), sales.getTotalSold(), sales.getPrice());
			if(leftOver > 0) {
				if ((((c.getItems().freeSlots() >= 1) || c.getItems().playerHasItem(saleItem, 1)) && Item.itemIsNote[saleItem]) || ((c.getItems().freeSlots() > 0) && !Item.itemStackable[saleItem])) {
					c.getItems().addItem(saleItem, leftOver);
					c.sendMessage("[@red@Trading Post@bla@] You succesfully cancel the offer for "+leftOver+"x "+ItemAssistant.getItemName(sales.getId())+".");
			} else {// If inventory is full!
					c.getItems().addItemToBank(saleItem, leftOver);
					c.sendMessage("[@red@Trading Post@bla@] You succesfully cancel the offer for "+leftOver+"x "+ItemAssistant.getItemName(sales.getId())+".");
					c.sendMessage("[@red@Trading Post@bla@] You had no room so your "+leftOver+"x "+ItemAssistant.getItemName(sales.getId())+" was sent to your bank.");
				}
			}
			loadPlayersListings(c);
			PlayerSave.save(c);
		}
	}
	
	/**
	 * Collecting your money via the button
	 * @param c
	 */
	
	public static void collectMoney(Player c) {
		LinkedList<Sale> sales = (LinkedList<Sale>) getSales(c.playerName);
		int moneyCollectable = 0;
		for(Sale sale : sales) {
			moneyCollectable += (sale.getPrice() * sale.getLastCollectedAmount());
			sale.setLastCollectedSold(0);
			save(sale);
		}
		c.getItems().addItem(995, moneyCollectable);
		c.sendMessage("[@red@Trading Post@bla@] You successfully collect "+Misc.format(moneyCollectable)+" coins from your coffer.");
		moneyCollectable = 0;
		c.getPA().sendFrame126(Misc.format(moneyCollectable) + " GP", 48610);
		PlayerSave.save(c);
	}
	
	public static void save(Sale sale) {
		String line;
		String newLine = "";
		try {
			BufferedWriter writer = new BufferedWriter(new FileWriter("./data/tradingpost/sales/"+sale.getSaleId()+".txt"));
			writer.write(sale.getName() + "\t" + sale.getId() + "\t" + sale.getQuantity() + "\t" + sale.getTotalSold() + "\t" + sale.getPrice() + "\t" + sale.getLastCollectedAmount() + "\t" + sale.hasSold());
			writer.close();
		} catch (IOException e) {
			e.printStackTrace();
		}
		
		if(sale.hasSold()) {
			if(sale.getLastCollectedAmount() > 0) {
				Player c = (Player) PlayerHandler.players[PlayerHandler.getPlayerID(sale.getName())];
				c.getItems().addItem(995, sale.getLastCollectedAmount() * sale.getPrice());
				sale.setLastCollectedSold(0);
			}
			try {
				/*try {
					if(sale.getTotalSold() != sale.getQuantity())
						CreateListing.getSingleton().updateListing(sale.getSaleId(), sale.getQuantity(), false);
					else
						CreateListing.getSingleton().updateListing(sale.getSaleId(), sale.getQuantity(), true);
				} catch (SQLException e) {
					e.printStackTrace();
				}*/
				BufferedReader read = new BufferedReader(new FileReader("./data/tradingpost/players/"+sale.getName()+".txt"));
				while((line = read.readLine()) != null) {
					if(line.equals(Integer.toString(sale.getSaleId()))) continue;
					newLine += line + System.getProperty("line.separator");
				}
				read.close(); 
				BufferedWriter write = new BufferedWriter(new FileWriter("./data/tradingpost/players/"+sale.getName()+".txt"));
				write.write(newLine);
				write.close();
				newLine = "";
				read = new BufferedReader(new FileReader("./data/tradingpost/items/"+sale.getId()+".txt"));
				while((line = read.readLine()) != null) {
					if(line.equals(Integer.toString(sale.getSaleId()))) continue;
					newLine += line + System.getProperty("line.separator");
				}
				read.close();
				write = new BufferedWriter(new FileWriter("./data/tradingpost/items/"+sale.getId()+".txt"));
				write.write(newLine);
				write.close();
				newLine = "";
				write = new BufferedWriter(new FileWriter("./data/tradingpost/sales/"+sale.getSaleId()+".txt"));
				newLine = sale.getName() + "\t" + sale.getId() + "\t" + sale.getQuantity() + "\t" + sale.getTotalSold() + "\t" + sale.getPrice() + "\t" + sale.getLastCollectedAmount() + "\t" + sale.hasSold();
				write.write(newLine);
				write.close();
			} catch (IOException e) {
				e.printStackTrace();
			}
		}
	}
	
	/**
	 * Displays the 6 sales based on pages and item name/player name and recent
	 * @param sales
	 * @param c
	 */
	
	public static void displayResults(List<Sale> sales, Player c) {
		List<Integer> result = new ArrayList<Integer>();
		int total = 0, skipped = 0, start = 48022;
		for(Sale sale : sales) {
			if(sale.hasSold() || sale.getTotalSold() == sale.getQuantity()) continue;
			if(skipped < (c.pageId - 1) * 6) { skipped++; continue; }
			result.add(sale.getSaleId());
			c.getPA().sendTradingPost(48021, sale.getId(), total, sale.getQuantity() - sale.getTotalSold());
			c.getPA().sendFrame126(ItemAssistant.getItemName(sale.getId()), start);
			start++;
			String each = sale.getQuantity() - sale.getTotalSold() > 1 ? " each" : "";
			c.getPA().sendFrame126(Misc.format(sale.getPrice()) + each, start);
			start++;
			c.getPA().sendFrame126(sale.getName(), start);
			start++;
			c.getPA().sendFrame126(Integer.toString(sale.getTotalSold()), start);
			start++;
			total++;
			if(total == 6) {
				//System.out.println("Reached 6 recent sales");
				break;
			}
		}
		for (int k = total; k < 6; k++) {
			c.getPA().sendTradingPost(48021, -1, k, -1);
		}
		for(int i = start; i < 48046; i++) {
			c.getPA().sendFrame126("", i);
		}
		c.saleResults = result;
	}
	
	/**
	 * Loads the recent sales
	 * @param c
	 */
	
	public static void loadRecent(Player c) {
		c.pageId = 0;
		c.searchId = 3;
		c.getPA().sendFrame126("Trading Post - Recent listings", 48019);
		c.getPA().showInterface(48000);
		List<Sale> sales = new LinkedList<Sale>();
		int total = 0;

		for(int i = NEXT_SALE_ID - 1; i > 0; i--) {
			Sale sale = getSale(i);
			if(sale.hasSold()) continue;
			total++;
			sales.add(sale);
			if(total == 60)
				break;
		}
		displayResults(sales, c);
	}
	
	public static void buyListing(Player c, int slot, int amount) {

		if (!c.getMode().isTradingPermitted()) {
			c.sendMessage("You are not permitted to make use of this.");
			return;
		}
		
		Sale sales = getSale(c.saleResults.get(slot));
		
		if(sales.getQuantity() == sales.getTotalSold())
			return;
		
		if(sales.getName().equalsIgnoreCase(c.playerName)) {
			c.sendMessage("[@red@Trading Post@bla@] You cannot buy your own listings.");
			return;
		}
		
		if(amount > sales.getQuantity())
			amount = sales.getQuantity();
		
		if(!c.getItems().playerHasItem(995, sales.getPrice() * amount)) {
			c.sendMessage("[@red@Trading Post@bla@] You need atleast "+Misc.format(sales.getPrice() * amount)+" coins to buy the "+amount+"x "+ItemAssistant.getItemName(sales.getId())+".");
			return;
		}
		int slotsNeeded = amount;
		
		int saleItem = sales.getId();
		
		if(amount > 1 && Item.itemIsNote[sales.getId()+1]) {
			saleItem++;
		}
		
		if(c.getItems().freeSlots() < slotsNeeded && (!Item.itemIsNote[sales.getId()+1] && !Item.itemStackable[sales.getId()])) {
			c.sendMessage("[@red@Trading Post@bla@] You need atleast "+ slotsNeeded +" free slots to buy this.");
			return;
		}
		
		c.getItems().deleteItem(995, sales.getPrice() * amount);
		c.getItems().addItem(saleItem, amount);
		c.sendMessage("[@red@Trading Post@bla@] You succesfully purchase "+ amount +"x "+ItemAssistant.getItemName(sales.getId())+".");
		c.getItems().resetItems(3214);
		PlayerSave.save(c);
		
		c.sendMessage("saleId: " + sales.getSaleId());
		
		c.sendMessage("collect: " + sales.getLastCollectedAmount());
		c.sendMessage("total sold: " + sales.getTotalSold());
		
		sales.setLastCollectedSold(sales.getLastCollectedAmount() + amount);
		sales.setTotalSold(sales.getTotalSold() + amount);
		
		c.sendMessage("collect 2: " + sales.getLastCollectedAmount());
		c.sendMessage("total sold 2: " + sales.getTotalSold());
		save(sales);
			
		if(PlayerHandler.getPlayerID(sales.getName()) != -1) {
			Player seller = (Player) PlayerHandler.players[PlayerHandler.getPlayerID(sales.getName())];
			if(seller != null) {
				if(seller.playerName.equalsIgnoreCase(sales.getName())) {
					if(sales.getTotalSold() < sales.getQuantity())
						seller.sendMessage("[@red@Trading Post@bla@] You succesfully sold "+ amount +"x of your "+ItemAssistant.getItemName(sales.getId())+".");
					else
						seller.sendMessage("[@red@Trading Post@bla@] Finished selling your "+ItemAssistant.getItemName(sales.getId())+".");
					
					PlayerSave.save(seller);
					if(seller.isListing) {
						loadPlayersListings(seller);
					}
				}
			}
		}
	}
	
	/**
	 * Loads the sales via playerName
	 * @param c
	 * @param playerName
	 */
	
	public static void loadPlayerName(Player c, String playerName) {
		c.lookup = playerName;
		c.searchId = 2;
		c.getPA().showInterface(48000);
		c.getPA().sendFrame126("Trading Post - Searching for player: " + playerName, 48019);

		List<Sale> sales = new LinkedList<Sale>();

		for(String s : new File("./data/tradingpost/players/").list()) {
			s = s.substring(0, s.indexOf(".")).toLowerCase();
			if(s.contains(playerName.toLowerCase()))
				sales.addAll(getSales(s));
			}

		 displayResults(sales, c);
	}
	
	/**
	 * Loads the sales via itemName
	 * @param c
	 * @param itemName
	 */
	
	public static void loadItemName(Player c, String itemName) {
		c.lookup = itemName;
		itemName = itemName.replace("_"," ");
		c.searchId = 1;
		c.getPA().showInterface(48000);
		c.getPA().sendFrame126("Trading Post - Searching for item: " + itemName, 48019);
		  
		List<Integer> items = new LinkedList<Integer>();
		List<Sale> sales = new LinkedList<Sale>();

		for(String s : new File("./data/tradingpost/items/").list())
			items.add(Integer.parseInt(s.substring(0, s.indexOf("."))));

		for(int item : items) {
			//System.out.println("item: "+ItemAssistant.getItemName(item)+", itemName: " + itemName);
			if(ItemAssistant.getItemName(item).toLowerCase().contains(itemName.toLowerCase())) {
				sales.addAll(getSales(item));
			}
		}
		  
		displayResults(sales, c);
	}
	
	/**
	 * Resets all the necessary stuff;
	 * @param c
	 */
	
	public static void resetEverything(Player c) {
		c.inSelecting = false;
		c.isListing = true;
		c.insidePost = false;
		c.setSidebarInterface(3, 3213);
	}
	
	/**
	 * Handles the opening of the interface for offering an item
	 * @param c
	 */
	
	public static void openNewListing(Player c) {
		c.getPA().showInterface(48599);
		c.setSidebarInterface(3, 48500); // backpack tab
		for (int k = 0; k < 28; k++) {
			c.getPA().sendTradingPost(48501, c.playerItems[k]-1, k, c.playerItemsN[k]);
		}
	}
	
	/*
	 * 
	 * Handles the buttons of the interfaces
	 * 
	 */
	
	public static void postButtons(Player c, int button) {
		switch(button) {
			case 189237:
				if (!c.getMode().isTradingPermitted()) {
					c.sendMessage("You are not permitted to make use of this.");
					return;
				}
				int total = 0;
				LinkedList<Sale> sales = (LinkedList<Sale>) getSales(c.playerName);
				
				for(@SuppressWarnings("unused") Sale sale : sales)
					total++;
				if(c.amDonated <= 9 && total >= 6) {
					c.sendMessage("[@red@Trading Post@bla@] You cannot have more then 6 listings as a regular player.");
					return;
				} else if(c.amDonated >= 10 && c.amDonated <= 149 && total >= 10) {
					c.sendMessage("[@red@Trading Post@bla@] You cannot have more then 10 listings as a low tier donator.");
					return;
				} else if(c.amDonated >= 150 && total >= 15) {
					c.sendMessage("[@red@Trading Post@bla@] You cannot have more then 15 listings.");
					return;
				}
				if(!c.inSelecting) {
					openNewListing(c);
					c.inSelecting = true;
					c.getPA().sendFrame106(3);
				} else {
					resetEverything(c);
					c.getPA().showInterface(48600);
					c.getPA().sendFrame106(3);
				}
			break;
			
			case 59229: //Close select item
				c.getPA().closeAllWindows();
				resetEverything(c);
			break;
			
			case 191072:
				if (!c.getMode().isTradingPermitted()) {
					c.sendMessage("You are not permitted to make use of this.");
					return;
				}
				synchronized (c) {
					c.outStream.createFrame(191);
				}
				c.xInterfaceId = 191072;
			break;
			
			case 191075: // Removed quantity button
				if (!c.getMode().isTradingPermitted()) {
					c.sendMessage("You are not permitted to make use of this.");
					return;
				}
				synchronized (c) {
					c.outStream.createFrame(192);
				}
				c.xInterfaceId = 191075;
			break;
			
			case 191078:
				if (!c.getMode().isTradingPermitted()) {
					c.sendMessage("You are not permitted to make use of this.");
					return;
				}
				confirmListing(c);
			break;
			
			case 189223:
				if (!c.getMode().isTradingPermitted()) {
					c.sendMessage("You are not permitted to make use of this.");
					return;
				}
				collectMoney(c);
			break;
			
			case 189234:
				if (!c.getMode().isTradingPermitted()) {
					c.sendMessage("You are not permitted to make use of this.");
					return;
				}
				loadRecent(c);
			break;
			
			case 187133:
				if (!c.getMode().isTradingPermitted()) {
					c.sendMessage("You are not permitted to make use of this.");
					return;
				}
				openPost(c, false, false);
			break;
			
			case 187136:
				if (!c.getMode().isTradingPermitted()) {
					c.sendMessage("You are not permitted to make use of this.");
					return;
				}
				if(c.pageId > 1)
					c.pageId--;
				//System.out.println("id: "+c.searchId+" lookup: " + c.lookup);
				switch(c.searchId) {
					case 1:
						loadItemName(c, c.lookup);
					break;
					case 2:
						loadPlayerName(c, c.lookup);
					break;
					case 3:
						loadRecent(c);
					break;
				}
			break;
			
			case 187139:
				if (!c.getMode().isTradingPermitted()) {
					c.sendMessage("You are not permitted to make use of this.");
					return;
				}
				c.pageId++;
				//System.out.println("id: "+c.searchId+" lookup: " + c.lookup);
				switch(c.searchId) {
					case 1:
						loadItemName(c, c.lookup);
					break;
					case 2:
						loadPlayerName(c, c.lookup);
					break;
					case 3:
						loadRecent(c);
					break;
				}
			break;
		}
	}
	
	/*
	 * 
	 * This method makes it so it cleans out the history and my offers.
	 * Incase you had a diffrent account with more listings.
	 * 
	 */
	
	public static void emptyInterface(Player c, boolean b) {
		for(int i = 0; i < 15; i++) {
			c.getPA().sendTradingPost(48847, -1, i, -1);
		}
		if(b) {
			for(int i = 48636; i < 48656; i++) {
				c.getPA().sendFrame126("", i);
			}
		}
		for(int i = 48787; i < 48847; i++) {
			c.getPA().sendFrame126("", i);
		}
	}
	
	/*
	 * 
	 * Turns the 100,000,000 into 100m etc.
	 * 
	 */
	
	private static String zerosintomills(int j) {
		if(j >= 0 && j < 1000)
			return String.valueOf(j);
		if(j >= 1000 && j < 10000000)
			return j / 1000 + "K";
		if(j >= 10000000 && j  < 2147483647)
			return j / 1000000 + "M";
		return String.valueOf(j);
	}
	
	private static void updateHistory(Player c, int itemId, int amount, int price) {
		//System.out.println("itemId - " + itemId);
		//System.out.println("amount - " + amount);
		//System.out.println("price - " + price);
		c.saleItems.add(0, itemId);
		c.saleItems.remove(c.saleItems.size()-1);
		c.saleAmount.add(0, amount);
		c.saleAmount.remove(c.saleAmount.size()-1);
		c.salePrice.add(0, price);
		c.salePrice.remove(c.salePrice.size()-1);
		loadHistory(c);
	}
	
}
When I try to set a price it says;