Generate Cube (Bukkit)

    public void generateCube(Location point, int length){  // public visible method generateCube() with 2 parameters point and location
        World world = point.getWorld();

        int x_start = point.getBlockX();     // Set the startpoints to the coordinates of the given location
        int y_start = point.getBlockY();     // I use getBlockX() instead of getX() because it gives you a int value and so you dont have to cast it with (int)point.getX()
        int z_start = point.getBlockZ();

        int x_lenght = x_start + length;    // now i set the lenghts for each dimension... should be clear.
        int y_lenght = y_start + length;
        int z_lenght = z_start + length;

        for(int x_operate = x_start; x_operate <= x_length; x_operate++){
                // Loop 1 for the X-Dimension "for x_operate (which is set to x_start)
                //do whats inside the loop while x_operate is
                //<= x_length and after each loop increase
                //x_operate by 1 (x_operate++ is the same as x_operate=x_operate+1;)
                for(int y_operate = y_start; y_operate <= y_length; y_operate++){// Loop 2 for the Y-Dimension
                        for(int z_operate = z_start; z_operate <= z_length; z_operate++){// Loop 3 for the Z-Dimension

                                Block blockToChange = world.getBlockAt(x_operate,y_operate,z_operate); // get the block with the current coordinates
                                blockToChange.setTypeId(34);    // set the block to Type 34
                        }
                }
        }
    }