Stuff...

package us.universalpvp.play;

import java.util.logging.Logger
import org.bukkit.Bukkit;
import org.bukkit.ChatColor;
import org.bukkit.Material;
import org.bukkit.command.Command;
import org.bukkit.command.CommandSender;
import org.bukkit.entity.Player;
import org.bukkit.inventory.ItemStack;
import org.bukkit.plugin.java.JavaPlugin;
import org.bukkit.inventory.Inventory



public class Inventory extends JavaPlugin
{
	Logger myPluginLogger = Bukkit.getLogger();               <- RED LINE HERE
			
	@Override
	public void onEnable()
	{
		
	}
	
	@Override
	public void onDisable()
	{
		
	}
	
	public boolean onCommand(CommandSender theSender, Command cmd, String commandLabel, String[] args)
	{
		if(theSender instanceof Player)
		{
			Player player = (Player)theSender;
			
			if(commandLabel.equalsIgnoreCase("openinventory"))
			{
				ItemStack dirt = new ItemStack(Material.DIRT, 64);    
				Inventory inv = Bukkit.createInventory(null, 9)       <- RED LINE AROUND HERE
				inv.addItem(dirt);                                     <- RED LINE AROUND HERE
				player.openinventory(inv);                             <- RED LINE HERE ONCE AGAIN!
			}
			
		}		
		return true;

	}

	
	
}