EventHandler.java

  @EventHandler
	public void onPlayerInteract1(PlayerInteractEvent e) {
		if (e.getAction() == Action.LEFT_CLICK_BLOCK) {
			Block b = e.getClickedBlock();
			if(b.getType() == Material.WALL_SIGN || b.getType() == Material.SIGN_POST) {
				// Begin pseudo-code
				ResultSet res = sqlQuery("SELECT command FROM signs WHERE x= " + b.getX() + " AND y=" + b.getY() + " AND z=" + b.getZ());
				if(res != null){
					Bukkit.dispatchCommand(e.getPlayer(), res.getString(1)); // res.getString(0)? res.getString("command")?
				}
			}
		}
		if(e.getAction() == Action.RIGHT_CLICK_BLOCK) {
			Block b = e.getClickedBlock();
			if(b.getType() == Material.WALL_SIGN || b.getType() == Material.SIGN_POST) {
				// TODO run command
			}
		}
	}
	
	
	/*
	database columns ideas: 
	
	author | x | y | z | command
	
	
	
	*/