public Observable<ExpressRouteConnectionInner> getAsync(String resourceGroupName, String expressRouteGatewayName, String connectionName) {
        return getWithServiceResponseAsync(resourceGroupName, expressRouteGatewayName, connectionName).map(new Func1<ServiceResponse<ExpressRouteConnectionInner>, ExpressRouteConnectionInner>() {
            @Override
            public ExpressRouteConnectionInner call(ServiceResponse<ExpressRouteConnectionInner> response) {
                return response.body();
            }
        });
    }
public Observable < ExpressRouteConnectionInner > getAsync ( String resourceGroupName , String expressRouteGatewayName , String connectionName ) { return getWithServiceResponseAsync ( resourceGroupName , expressRouteGatewayName , connectionName ) . map ( new Func1 < ServiceResponse < ExpressRouteConnectionInner > , ExpressRouteConnectionInner > ( ) { @ Override public ExpressRouteConnectionInner call ( ServiceResponse < ExpressRouteConnectionInner > response ) { return response . body ( ) ; } } ) ; }
Gets the specified ExpressRouteConnection.

@param resourceGroupName The name of the resource group.
@param expressRouteGatewayName The name of the ExpressRoute gateway.
@param connectionName The name of the ExpressRoute connection.
@throws IllegalArgumentException thrown if parameters fail the validation
@return the observable to the ExpressRouteConnectionInner object