public Builder mergeFrom(org.drools.marshalling.impl.ProtobufMessages.Timers.ActivationTimer other) { if (other == org.drools.marshalling.impl.ProtobufMessages.Timers.ActivationTimer.getDefaultInstance()) return this; if (other.hasActivation()) { mergeActivation(other.getActivation()); } if (other.hasTrigger()) { mergeTrigger(other.getTrigger()); } this.mergeUnknownFields(other.getUnknownFields()); return this; }