private void extendParameters( PersistentHostSetupNetworksParameters resultParam, PersistentHostSetupNetworksParameters setupNetworksParameters) { resultParam.getNetworkAttachments().addAll(setupNetworksParameters.getNetworkAttachments()); resultParam .getRemovedNetworkAttachments() .addAll(setupNetworksParameters.getRemovedNetworkAttachments()); resultParam .getRemovedUnmanagedNetworks() .addAll(setupNetworksParameters.getRemovedUnmanagedNetworks()); }