public Observable<ClusterInner> updateAsync(String resourceGroupName, String clusterName, ClusterUpdateParameters parameters) {
        return updateWithServiceResponseAsync(resourceGroupName, clusterName, parameters).map(new Func1<ServiceResponse<ClusterInner>, ClusterInner>() {
            @Override
            public ClusterInner call(ServiceResponse<ClusterInner> response) {
                return response.body();
            }
        });
    }
public Observable < ClusterInner > updateAsync ( String resourceGroupName , String clusterName , ClusterUpdateParameters parameters ) { return updateWithServiceResponseAsync ( resourceGroupName , clusterName , parameters ) . map ( new Func1 < ServiceResponse < ClusterInner > , ClusterInner > ( ) { @ Override public ClusterInner call ( ServiceResponse < ClusterInner > response ) { return response . body ( ) ; } } ) ; }
Update the properties of a given cluster.

@param resourceGroupName Name of the resource group to which the resource belongs.
@param clusterName The name of the cluster within the specified resource group. Cluster names can only contain a combination of alphanumeric characters along with dash (-) and underscore (_). The name must be from 1 through 64 characters long.
@param parameters Additional parameters for cluster update.
@throws IllegalArgumentException thrown if parameters fail the validation
@return the observable to the ClusterInner object