@Override
    public boolean equals(Object obj) {
        if (obj == null) {
            return false;
        }
        if (getClass() != obj.getClass()) {
            return false;
        }
        final TownChunk other = (TownChunk) obj;
        if (this.x != other.x) {
            return false;
        }
        if (this.z != other.z) {
            return false;
        }
        if (!this.worldname.equalsIgnoreCase(other.worldname)) {
            return false;
        }
        return true;
    }