Code not working :/

Hello, im making this christmas plugin and umm well im trying to rename Command Blocks to pressents and its not working, heres the code: (theres no error in the console/in eclipse)

Code:

package net.skydevs.src;
 
import java.util.Random;
import org.bukkit.Bukkit;
import org.bukkit.ChatColor;
import org.bukkit.Chunk;
import org.bukkit.ChunkSnapshot;
import org.bukkit.Location;
import org.bukkit.Material;
import org.bukkit.World;
import org.bukkit.block.Block;
import org.bukkit.command.Command;
import org.bukkit.command.CommandSender;
import org.bukkit.craftbukkit.inventory.CraftItemStack;
import org.bukkit.event.EventHandler;
import org.bukkit.event.Listener;
import org.bukkit.event.block.BlockFormEvent;
import org.bukkit.event.block.BlockPlaceEvent;
import org.bukkit.event.world.ChunkLoadEvent;
import org.bukkit.inventory.Inventory;
import org.bukkit.inventory.ItemStack;
import org.bukkit.plugin.java.JavaPlugin;
 
public class Christmas extends JavaPlugin implements Listener {
    Random rand = new Random();
    public String ChristmasMessage;
 
    public void onEnable() { // Server Starts
        getLogger().info("Christmas Plugin has been enabled!");
        Bukkit.getServer().getPluginManager().registerEvents(this, this);
        getConfig().options().copyDefaults(true);
        saveConfig();
        {
 
            getLogger().info("Checking already loaded chunks for snowy areas...");
 
            for(final World world : getServer().getWorlds())
            {
                for(final Chunk chunk : world.getLoadedChunks())
                {
                    checkChunk(chunk);
                }
            }
        }
    }
 
    public void onDisable() { // Server Stops
        getLogger().info("Christmas Plugin has been disabled!");
 
    }
    //Message
    public boolean onCommand(CommandSender sender, Command cmd, String Label,
            String[] args) {
 
        if (cmd.getName().equalsIgnoreCase("Christmas")) {
            Bukkit.broadcastMessage(ChatColor.BLACK + "[" + ChatColor.RED
                    + "Christmas" + ChatColor.BLACK + "] " + ChatColor.GREEN
                    + "Happy " + ChatColor.RED
                    + "Christmas! We hope you enjoy the new features we have for you!");
 
        }
 
        return false;
 
    }
    // Presents
    @EventHandler
    @SuppressWarnings("deprecation")
        public void onBlockPlace(BlockPlaceEvent e) {
            if (e.getBlockPlaced().getTypeId() == 137) {
                int id = rand.nextInt(400);
                while(Material.getMaterial(id) == null)
                  id = rand.nextInt(400);
                    e.getPlayer().sendMessage(
                            ChatColor.BLACK + "[" + ChatColor.RED + "Christmas"
                                    + ChatColor.BLACK + "] " + ChatColor.GREEN
                                    + "Ho! Ho! Ho! " + ChatColor.RED
                                    + "Merry Christmas! Enjoy your gift!");
                    Inventory inv = e.getPlayer().getInventory();
                    ItemStack is;
                    for(int i = 0; i < inv.getSize(); i++) { // Loop over all, remove() will only remove if the amount matches with the one in the slot...
                        is = inv.getItem(i);
                        if(is.getTypeId() == 137)
                        {
                            if(is.getAmount() > 1)
                                is.setAmount(is.getAmount() - 1);
                            else
                                is = null;
                            inv.setItem(i, is);
                            break;
                        }
                    }
 
                    is = new ItemStack(id, 1);
                    if(id == 137)
                    {
                        CraftItemStack cis = new CraftItemStack(is);
                        cis.getHandle().c(ChatColor.RED + "Present");
                        is = cis;
                    }
                    for(ItemStack item: inv.addItem(is).values())
                        e.getPlayer().getWorld().dropItemNaturally(e.getPlayer().getLocation(), item);
                      e.getPlayer().updateInventory();
                  e.setCancelled(true);
 
        }
        // Weather
 
    }
    // Snow under blocks
    @EventHandler(ignoreCancelled = true)
    public void chunkLoad(final ChunkLoadEvent event)
    {
        checkChunk(event.getChunk());
    }
 
    private void checkChunk(final Chunk chunk)
    {
        final ChunkSnapshot chunkSnap = chunk.getChunkSnapshot(true, false, false);
 
        for(int x = 0; x < 16; x++)
        {
            for(int z = 0; z < 16; z++)
            {
                final int y = chunkSnap.getHighestBlockYAt(x, z);
 
                if(chunkSnap.getBlockTypeId(x, y, z) == Material.SNOW.getId())
                    placeSnow(chunk, chunkSnap, x, y, z);
            }
        }
    }
 
    @EventHandler(ignoreCancelled = true)
    public void snowForm(final BlockFormEvent event)
    {
        if(event.getNewState().getType() != Material.SNOW)
            return;
 
        placeSnow(event.getBlock());
    }
 
    private void placeSnow(final Block block)
    {
        final Location loc = block.getLocation();
        final Chunk chunk = block.getChunk();
 
        placeSnow(chunk, chunk.getChunkSnapshot(true, false, false), Math.abs((chunk.getX() * 16) - loc.getBlockX()), loc.getBlockY(), Math.abs((chunk.getZ() * 16) - loc.getBlockZ()));
    }
 
    private void placeSnow(final Chunk chunk, final ChunkSnapshot chunkSnap, final int x, int y, final int z)
    {
        if(y <= 1)
            return;
 
        int type = chunkSnap.getBlockTypeId(x, --y, z);
 
        if(type != Material.LEAVES.getId())
            return;
 
        int lastType = type;
 
        while(true)
        {
            type = chunkSnap.getBlockTypeId(x, --y, z);
 
            switch(Material.getMaterial(type))
            {
                case AIR:
                case SNOW:
                    break;
 
                case LEAVES:
                {
                    if(lastType == 0)
                        chunk.getBlock(x, y + 1, z).setType(Material.SNOW);
 
                    break;
                }
 
                case STONE:
                case GRASS:
                case DIRT:
                case COBBLESTONE:
                case WOOD:
                case BEDROCK:
                case SAND:
                case GRAVEL:
                case GOLD_ORE:
                case IRON_ORE:
                case COAL_ORE:
                case LOG:
                case SPONGE:
                case GLASS:
                case LAPIS_ORE:
                case LAPIS_BLOCK:
                case DISPENSER:
                case SANDSTONE:
                case NOTE_BLOCK:
//                case PISTON_BASE:
//                case PISTON_STICKY_BASE:
//                case PISTON_MOVING_PIECE:
//                case PISTON_EXTENSION:
                case WOOL:
                case GOLD_BLOCK:
                case IRON_BLOCK:
                case DOUBLE_STEP:
                case BRICK:
                case TNT:
                case BOOKSHELF:
                case MOSSY_COBBLESTONE:
                case OBSIDIAN:
                case MOB_SPAWNER:
                case DIAMOND_ORE:
                case DIAMOND_BLOCK:
                case WORKBENCH:
                case FURNACE:
//                case BURNING_FURNACE:
                case REDSTONE_ORE:
//                case ICE:
                case SNOW_BLOCK:
                case CLAY:
                case JUKEBOX:
                case PUMPKIN:
                case NETHERRACK:
                case SOUL_SAND:
                case GLOWSTONE:
//                case JACK_O_LANTERN:
                case SMOOTH_BRICK:
                case MELON_BLOCK:
                case NETHER_BRICK:
                case ENDER_STONE:
                case REDSTONE_LAMP_OFF:
//                case REDSTONE_LAMP_ON:
                case WOOD_DOUBLE_STEP:
                case EMERALD_BLOCK:
                case EMERALD_ORE:
                {
                    if(lastType == 0)
                        chunk.getBlock(x, y + 1, z).setType(Material.SNOW);
 
                    return;
                }
 
                default:
                    return;
            }
 
            lastType = type;
        }
        // Color names
 
    }
    // Snowman spawning
 
}

Any ideas why?

Anyone?

Any help?

EDIT by Moderator: merged posts, please use the edit button instead of double posting.

 

Did you forget to initialize it in your plugin.yml?

 

its not a command but i did do the plugin.yml

 

You may wanna not bump so much. its annoying for people that need help right at that moment.

 

It doesnt work