@Override public int hashCode() { final int PRIME = 31; int result = 1; result = PRIME * result + ((deadband == null) ? 0 : deadband.hashCode()); result = PRIME * result + ((highDiffLimit == null) ? 0 : highDiffLimit.hashCode()); result = PRIME * result + ((lowDiffLimit == null) ? 0 : lowDiffLimit.hashCode()); result = PRIME * result + ((setpointReference == null) ? 0 : setpointReference.hashCode()); result = PRIME * result + ((timeDelay == null) ? 0 : timeDelay.hashCode()); return result; }