Copyright (c) Microsoft Corporation. All rights reserved.
Licensed under the MIT License. See License.txt in the project root for
license information.
Code generated by Microsoft (R) AutoRest Code Generator.
/**
 * Copyright (c) Microsoft Corporation. All rights reserved.
 * Licensed under the MIT License. See License.txt in the project root for
 * license information.
 *
 * Code generated by Microsoft (R) AutoRest Code Generator.
 */

package com.microsoft.azure.management.network.implementation;

import com.microsoft.azure.management.resources.fluentcore.collection.InnerSupportsGet;
import com.microsoft.azure.management.resources.fluentcore.collection.InnerSupportsDelete;
import com.microsoft.azure.management.resources.fluentcore.collection.InnerSupportsListing;
import retrofit2.Retrofit;
import com.google.common.reflect.TypeToken;
import com.microsoft.azure.AzureServiceFuture;
import com.microsoft.azure.CloudException;
import com.microsoft.azure.ListOperationCallback;
import com.microsoft.azure.management.network.TagsObject;
import com.microsoft.azure.Page;
import com.microsoft.azure.PagedList;
import com.microsoft.rest.ServiceCallback;
import com.microsoft.rest.ServiceFuture;
import com.microsoft.rest.ServiceResponse;
import com.microsoft.rest.Validator;
import java.io.IOException;
import java.util.List;
import java.util.Map;
import okhttp3.ResponseBody;
import retrofit2.http.Body;
import retrofit2.http.GET;
import retrofit2.http.Header;
import retrofit2.http.Headers;
import retrofit2.http.HTTP;
import retrofit2.http.PATCH;
import retrofit2.http.Path;
import retrofit2.http.POST;
import retrofit2.http.PUT;
import retrofit2.http.Query;
import retrofit2.http.Url;
import retrofit2.Response;
import rx.functions.Func1;
import rx.Observable;
import com.microsoft.azure.LongRunningFinalState;
import com.microsoft.azure.LongRunningOperationOptions;

An instance of this class provides access to all the operations defined
in VpnGateways.
/**
 * An instance of this class provides access to all the operations defined
 * in VpnGateways.
 */
public class VpnGatewaysInner implements InnerSupportsGet<VpnGatewayInner>, InnerSupportsDelete<Void>, InnerSupportsListing<VpnGatewayInner> {
    
The Retrofit service to perform REST calls. /** The Retrofit service to perform REST calls. */
    private VpnGatewaysService service;
    
The service client containing this operation class. /** The service client containing this operation class. */
    private NetworkManagementClientImpl client;

    
Initializes an instance of VpnGatewaysInner.
Params:
retrofit – the Retrofit instance built from a Retrofit Builder.
client – the instance of the service client containing this operation class./**
     * Initializes an instance of VpnGatewaysInner.
     *
     * @param retrofit the Retrofit instance built from a Retrofit Builder.
     * @param client the instance of the service client containing this operation class.
     */
    public VpnGatewaysInner(Retrofit retrofit, NetworkManagementClientImpl client) {
        this.service = retrofit.create(VpnGatewaysService.class);
        this.client = client;
    }

    
The interface defining all the services for VpnGateways to be
used by Retrofit to perform actually REST calls.
/**
     * The interface defining all the services for VpnGateways to be
     * used by Retrofit to perform actually REST calls.
     */
    interface VpnGatewaysService {
        @Headers({ "Content-Type: application/json; charset=utf-8", "x-ms-logging-context: com.microsoft.azure.management.network.VpnGateways getByResourceGroup" })
        @GET("subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Network/vpnGateways/{gatewayName}")
        Observable<Response<ResponseBody>> getByResourceGroup(@Path("subscriptionId") String subscriptionId, @Path("resourceGroupName") String resourceGroupName, @Path("gatewayName") String gatewayName, @Query("api-version") String apiVersion, @Header("accept-language") String acceptLanguage, @Header("User-Agent") String userAgent);

        @Headers({ "Content-Type: application/json; charset=utf-8", "x-ms-logging-context: com.microsoft.azure.management.network.VpnGateways createOrUpdate" })
        @PUT("subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Network/vpnGateways/{gatewayName}")
        Observable<Response<ResponseBody>> createOrUpdate(@Path("subscriptionId") String subscriptionId, @Path("resourceGroupName") String resourceGroupName, @Path("gatewayName") String gatewayName, @Query("api-version") String apiVersion, @Body VpnGatewayInner vpnGatewayParameters, @Header("accept-language") String acceptLanguage, @Header("User-Agent") String userAgent);

        @Headers({ "Content-Type: application/json; charset=utf-8", "x-ms-logging-context: com.microsoft.azure.management.network.VpnGateways beginCreateOrUpdate" })
        @PUT("subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Network/vpnGateways/{gatewayName}")
        Observable<Response<ResponseBody>> beginCreateOrUpdate(@Path("subscriptionId") String subscriptionId, @Path("resourceGroupName") String resourceGroupName, @Path("gatewayName") String gatewayName, @Query("api-version") String apiVersion, @Body VpnGatewayInner vpnGatewayParameters, @Header("accept-language") String acceptLanguage, @Header("User-Agent") String userAgent);

        @Headers({ "Content-Type: application/json; charset=utf-8", "x-ms-logging-context: com.microsoft.azure.management.network.VpnGateways updateTags" })
        @PATCH("subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Network/vpnGateways/{gatewayName}")
        Observable<Response<ResponseBody>> updateTags(@Path("subscriptionId") String subscriptionId, @Path("resourceGroupName") String resourceGroupName, @Path("gatewayName") String gatewayName, @Query("api-version") String apiVersion, @Header("accept-language") String acceptLanguage, @Body TagsObject vpnGatewayParameters, @Header("User-Agent") String userAgent);

        @Headers({ "Content-Type: application/json; charset=utf-8", "x-ms-logging-context: com.microsoft.azure.management.network.VpnGateways delete" })
        @HTTP(path = "subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Network/vpnGateways/{gatewayName}", method = "DELETE", hasBody = true)
        Observable<Response<ResponseBody>> delete(@Path("subscriptionId") String subscriptionId, @Path("resourceGroupName") String resourceGroupName, @Path("gatewayName") String gatewayName, @Query("api-version") String apiVersion, @Header("accept-language") String acceptLanguage, @Header("User-Agent") String userAgent);

        @Headers({ "Content-Type: application/json; charset=utf-8", "x-ms-logging-context: com.microsoft.azure.management.network.VpnGateways beginDelete" })
        @HTTP(path = "subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Network/vpnGateways/{gatewayName}", method = "DELETE", hasBody = true)
        Observable<Response<ResponseBody>> beginDelete(@Path("subscriptionId") String subscriptionId, @Path("resourceGroupName") String resourceGroupName, @Path("gatewayName") String gatewayName, @Query("api-version") String apiVersion, @Header("accept-language") String acceptLanguage, @Header("User-Agent") String userAgent);

        @Headers({ "Content-Type: application/json; charset=utf-8", "x-ms-logging-context: com.microsoft.azure.management.network.VpnGateways reset" })
        @POST("subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Network/vpnGateways/{gatewayName}/reset")
        Observable<Response<ResponseBody>> reset(@Path("resourceGroupName") String resourceGroupName, @Path("gatewayName") String gatewayName, @Path("subscriptionId") String subscriptionId, @Query("api-version") String apiVersion, @Header("accept-language") String acceptLanguage, @Header("User-Agent") String userAgent);

        @Headers({ "Content-Type: application/json; charset=utf-8", "x-ms-logging-context: com.microsoft.azure.management.network.VpnGateways beginReset" })
        @POST("subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Network/vpnGateways/{gatewayName}/reset")
        Observable<Response<ResponseBody>> beginReset(@Path("resourceGroupName") String resourceGroupName, @Path("gatewayName") String gatewayName, @Path("subscriptionId") String subscriptionId, @Query("api-version") String apiVersion, @Header("accept-language") String acceptLanguage, @Header("User-Agent") String userAgent);

        @Headers({ "Content-Type: application/json; charset=utf-8", "x-ms-logging-context: com.microsoft.azure.management.network.VpnGateways listByResourceGroup" })
        @GET("subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Network/vpnGateways")
        Observable<Response<ResponseBody>> listByResourceGroup(@Path("subscriptionId") String subscriptionId, @Path("resourceGroupName") String resourceGroupName, @Query("api-version") String apiVersion, @Header("accept-language") String acceptLanguage, @Header("User-Agent") String userAgent);

        @Headers({ "Content-Type: application/json; charset=utf-8", "x-ms-logging-context: com.microsoft.azure.management.network.VpnGateways list" })
        @GET("subscriptions/{subscriptionId}/providers/Microsoft.Network/vpnGateways")
        Observable<Response<ResponseBody>> list(@Path("subscriptionId") String subscriptionId, @Query("api-version") String apiVersion, @Header("accept-language") String acceptLanguage, @Header("User-Agent") String userAgent);

        @Headers({ "Content-Type: application/json; charset=utf-8", "x-ms-logging-context: com.microsoft.azure.management.network.VpnGateways listByResourceGroupNext" })
        @GET
        Observable<Response<ResponseBody>> listByResourceGroupNext(@Url String nextUrl, @Header("accept-language") String acceptLanguage, @Header("User-Agent") String userAgent);

        @Headers({ "Content-Type: application/json; charset=utf-8", "x-ms-logging-context: com.microsoft.azure.management.network.VpnGateways listNext" })
        @GET
        Observable<Response<ResponseBody>> listNext(@Url String nextUrl, @Header("accept-language") String acceptLanguage, @Header("User-Agent") String userAgent);

    }

    
Retrieves the details of a virtual wan vpn gateway.
Params:
resourceGroupName – The resource group name of the VpnGateway.
gatewayName – The name of the gateway.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
CloudException – thrown if the request is rejected by server
RuntimeException – all other wrapped checked exceptions if the request fails to be sent
Returns:
the VpnGatewayInner object if successful./**
     * Retrieves the details of a virtual wan vpn gateway.
     *
     * @param resourceGroupName The resource group name of the VpnGateway.
     * @param gatewayName The name of the gateway.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @throws CloudException thrown if the request is rejected by server
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent
     * @return the VpnGatewayInner object if successful.
     */
    public VpnGatewayInner getByResourceGroup(String resourceGroupName, String gatewayName) {
        return getByResourceGroupWithServiceResponseAsync(resourceGroupName, gatewayName).toBlocking().single().body();
    }

    
Retrieves the details of a virtual wan vpn gateway.
Params:
resourceGroupName – The resource group name of the VpnGateway.
gatewayName – The name of the gateway.
serviceCallback – the async ServiceCallback to handle successful and failed responses.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
Returns:
the ServiceFuture object/**
     * Retrieves the details of a virtual wan vpn gateway.
     *
     * @param resourceGroupName The resource group name of the VpnGateway.
     * @param gatewayName The name of the gateway.
     * @param serviceCallback the async ServiceCallback to handle successful and failed responses.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @return the {@link ServiceFuture} object
     */
    public ServiceFuture<VpnGatewayInner> getByResourceGroupAsync(String resourceGroupName, String gatewayName, final ServiceCallback<VpnGatewayInner> serviceCallback) {
        return ServiceFuture.fromResponse(getByResourceGroupWithServiceResponseAsync(resourceGroupName, gatewayName), serviceCallback);
    }

    
Retrieves the details of a virtual wan vpn gateway.
Params:
resourceGroupName – The resource group name of the VpnGateway.
gatewayName – The name of the gateway.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
Returns:
the observable to the VpnGatewayInner object/**
     * Retrieves the details of a virtual wan vpn gateway.
     *
     * @param resourceGroupName The resource group name of the VpnGateway.
     * @param gatewayName The name of the gateway.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @return the observable to the VpnGatewayInner object
     */
    public Observable<VpnGatewayInner> getByResourceGroupAsync(String resourceGroupName, String gatewayName) {
        return getByResourceGroupWithServiceResponseAsync(resourceGroupName, gatewayName).map(new Func1<ServiceResponse<VpnGatewayInner>, VpnGatewayInner>() {
            @Override
            public VpnGatewayInner call(ServiceResponse<VpnGatewayInner> response) {
                return response.body();
            }
        });
    }

    
Retrieves the details of a virtual wan vpn gateway.
Params:
resourceGroupName – The resource group name of the VpnGateway.
gatewayName – The name of the gateway.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
Returns:
the observable to the VpnGatewayInner object/**
     * Retrieves the details of a virtual wan vpn gateway.
     *
     * @param resourceGroupName The resource group name of the VpnGateway.
     * @param gatewayName The name of the gateway.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @return the observable to the VpnGatewayInner object
     */
    public Observable<ServiceResponse<VpnGatewayInner>> getByResourceGroupWithServiceResponseAsync(String resourceGroupName, String gatewayName) {
        if (this.client.subscriptionId() == null) {
            throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
        }
        if (resourceGroupName == null) {
            throw new IllegalArgumentException("Parameter resourceGroupName is required and cannot be null.");
        }
        if (gatewayName == null) {
            throw new IllegalArgumentException("Parameter gatewayName is required and cannot be null.");
        }
        final String apiVersion = "2019-11-01";
        return service.getByResourceGroup(this.client.subscriptionId(), resourceGroupName, gatewayName, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
            .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<VpnGatewayInner>>>() {
                @Override
                public Observable<ServiceResponse<VpnGatewayInner>> call(Response<ResponseBody> response) {
                    try {
                        ServiceResponse<VpnGatewayInner> clientResponse = getByResourceGroupDelegate(response);
                        return Observable.just(clientResponse);
                    } catch (Throwable t) {
                        return Observable.error(t);
                    }
                }
            });
    }

    private ServiceResponse<VpnGatewayInner> getByResourceGroupDelegate(Response<ResponseBody> response) throws CloudException, IOException, IllegalArgumentException {
        return this.client.restClient().responseBuilderFactory().<VpnGatewayInner, CloudException>newInstance(this.client.serializerAdapter())
                .register(200, new TypeToken<VpnGatewayInner>() { }.getType())
                .registerError(CloudException.class)
                .build(response);
    }

    
Creates a virtual wan vpn gateway if it doesn't exist else updates the existing gateway.
Params:
resourceGroupName – The resource group name of the VpnGateway.
gatewayName – The name of the gateway.
vpnGatewayParameters – Parameters supplied to create or Update a virtual wan vpn gateway.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
CloudException – thrown if the request is rejected by server
RuntimeException – all other wrapped checked exceptions if the request fails to be sent
Returns:
the VpnGatewayInner object if successful./**
     * Creates a virtual wan vpn gateway if it doesn't exist else updates the existing gateway.
     *
     * @param resourceGroupName The resource group name of the VpnGateway.
     * @param gatewayName The name of the gateway.
     * @param vpnGatewayParameters Parameters supplied to create or Update a virtual wan vpn gateway.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @throws CloudException thrown if the request is rejected by server
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent
     * @return the VpnGatewayInner object if successful.
     */
    public VpnGatewayInner createOrUpdate(String resourceGroupName, String gatewayName, VpnGatewayInner vpnGatewayParameters) {
        return createOrUpdateWithServiceResponseAsync(resourceGroupName, gatewayName, vpnGatewayParameters).toBlocking().last().body();
    }

    
Creates a virtual wan vpn gateway if it doesn't exist else updates the existing gateway.
Params:
resourceGroupName – The resource group name of the VpnGateway.
gatewayName – The name of the gateway.
vpnGatewayParameters – Parameters supplied to create or Update a virtual wan vpn gateway.
serviceCallback – the async ServiceCallback to handle successful and failed responses.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
Returns:
the ServiceFuture object/**
     * Creates a virtual wan vpn gateway if it doesn't exist else updates the existing gateway.
     *
     * @param resourceGroupName The resource group name of the VpnGateway.
     * @param gatewayName The name of the gateway.
     * @param vpnGatewayParameters Parameters supplied to create or Update a virtual wan vpn gateway.
     * @param serviceCallback the async ServiceCallback to handle successful and failed responses.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @return the {@link ServiceFuture} object
     */
    public ServiceFuture<VpnGatewayInner> createOrUpdateAsync(String resourceGroupName, String gatewayName, VpnGatewayInner vpnGatewayParameters, final ServiceCallback<VpnGatewayInner> serviceCallback) {
        return ServiceFuture.fromResponse(createOrUpdateWithServiceResponseAsync(resourceGroupName, gatewayName, vpnGatewayParameters), serviceCallback);
    }

    
Creates a virtual wan vpn gateway if it doesn't exist else updates the existing gateway.
Params:
resourceGroupName – The resource group name of the VpnGateway.
gatewayName – The name of the gateway.
vpnGatewayParameters – Parameters supplied to create or Update a virtual wan vpn gateway.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
Returns:
the observable for the request/**
     * Creates a virtual wan vpn gateway if it doesn't exist else updates the existing gateway.
     *
     * @param resourceGroupName The resource group name of the VpnGateway.
     * @param gatewayName The name of the gateway.
     * @param vpnGatewayParameters Parameters supplied to create or Update a virtual wan vpn gateway.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @return the observable for the request
     */
    public Observable<VpnGatewayInner> createOrUpdateAsync(String resourceGroupName, String gatewayName, VpnGatewayInner vpnGatewayParameters) {
        return createOrUpdateWithServiceResponseAsync(resourceGroupName, gatewayName, vpnGatewayParameters).map(new Func1<ServiceResponse<VpnGatewayInner>, VpnGatewayInner>() {
            @Override
            public VpnGatewayInner call(ServiceResponse<VpnGatewayInner> response) {
                return response.body();
            }
        });
    }

    
Creates a virtual wan vpn gateway if it doesn't exist else updates the existing gateway.
Params:
resourceGroupName – The resource group name of the VpnGateway.
gatewayName – The name of the gateway.
vpnGatewayParameters – Parameters supplied to create or Update a virtual wan vpn gateway.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
Returns:
the observable for the request/**
     * Creates a virtual wan vpn gateway if it doesn't exist else updates the existing gateway.
     *
     * @param resourceGroupName The resource group name of the VpnGateway.
     * @param gatewayName The name of the gateway.
     * @param vpnGatewayParameters Parameters supplied to create or Update a virtual wan vpn gateway.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @return the observable for the request
     */
    public Observable<ServiceResponse<VpnGatewayInner>> createOrUpdateWithServiceResponseAsync(String resourceGroupName, String gatewayName, VpnGatewayInner vpnGatewayParameters) {
        if (this.client.subscriptionId() == null) {
            throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
        }
        if (resourceGroupName == null) {
            throw new IllegalArgumentException("Parameter resourceGroupName is required and cannot be null.");
        }
        if (gatewayName == null) {
            throw new IllegalArgumentException("Parameter gatewayName is required and cannot be null.");
        }
        if (vpnGatewayParameters == null) {
            throw new IllegalArgumentException("Parameter vpnGatewayParameters is required and cannot be null.");
        }
        Validator.validate(vpnGatewayParameters);
        final String apiVersion = "2019-11-01";
        Observable<Response<ResponseBody>> observable = service.createOrUpdate(this.client.subscriptionId(), resourceGroupName, gatewayName, apiVersion, vpnGatewayParameters, this.client.acceptLanguage(), this.client.userAgent());
        return client.getAzureClient().getPutOrPatchResultAsync(observable, new TypeToken<VpnGatewayInner>() { }.getType());
    }

    
Creates a virtual wan vpn gateway if it doesn't exist else updates the existing gateway.
Params:
resourceGroupName – The resource group name of the VpnGateway.
gatewayName – The name of the gateway.
vpnGatewayParameters – Parameters supplied to create or Update a virtual wan vpn gateway.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
CloudException – thrown if the request is rejected by server
RuntimeException – all other wrapped checked exceptions if the request fails to be sent
Returns:
the VpnGatewayInner object if successful./**
     * Creates a virtual wan vpn gateway if it doesn't exist else updates the existing gateway.
     *
     * @param resourceGroupName The resource group name of the VpnGateway.
     * @param gatewayName The name of the gateway.
     * @param vpnGatewayParameters Parameters supplied to create or Update a virtual wan vpn gateway.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @throws CloudException thrown if the request is rejected by server
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent
     * @return the VpnGatewayInner object if successful.
     */
    public VpnGatewayInner beginCreateOrUpdate(String resourceGroupName, String gatewayName, VpnGatewayInner vpnGatewayParameters) {
        return beginCreateOrUpdateWithServiceResponseAsync(resourceGroupName, gatewayName, vpnGatewayParameters).toBlocking().single().body();
    }

    
Creates a virtual wan vpn gateway if it doesn't exist else updates the existing gateway.
Params:
resourceGroupName – The resource group name of the VpnGateway.
gatewayName – The name of the gateway.
vpnGatewayParameters – Parameters supplied to create or Update a virtual wan vpn gateway.
serviceCallback – the async ServiceCallback to handle successful and failed responses.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
Returns:
the ServiceFuture object/**
     * Creates a virtual wan vpn gateway if it doesn't exist else updates the existing gateway.
     *
     * @param resourceGroupName The resource group name of the VpnGateway.
     * @param gatewayName The name of the gateway.
     * @param vpnGatewayParameters Parameters supplied to create or Update a virtual wan vpn gateway.
     * @param serviceCallback the async ServiceCallback to handle successful and failed responses.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @return the {@link ServiceFuture} object
     */
    public ServiceFuture<VpnGatewayInner> beginCreateOrUpdateAsync(String resourceGroupName, String gatewayName, VpnGatewayInner vpnGatewayParameters, final ServiceCallback<VpnGatewayInner> serviceCallback) {
        return ServiceFuture.fromResponse(beginCreateOrUpdateWithServiceResponseAsync(resourceGroupName, gatewayName, vpnGatewayParameters), serviceCallback);
    }

    
Creates a virtual wan vpn gateway if it doesn't exist else updates the existing gateway.
Params:
resourceGroupName – The resource group name of the VpnGateway.
gatewayName – The name of the gateway.
vpnGatewayParameters – Parameters supplied to create or Update a virtual wan vpn gateway.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
Returns:
the observable to the VpnGatewayInner object/**
     * Creates a virtual wan vpn gateway if it doesn't exist else updates the existing gateway.
     *
     * @param resourceGroupName The resource group name of the VpnGateway.
     * @param gatewayName The name of the gateway.
     * @param vpnGatewayParameters Parameters supplied to create or Update a virtual wan vpn gateway.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @return the observable to the VpnGatewayInner object
     */
    public Observable<VpnGatewayInner> beginCreateOrUpdateAsync(String resourceGroupName, String gatewayName, VpnGatewayInner vpnGatewayParameters) {
        return beginCreateOrUpdateWithServiceResponseAsync(resourceGroupName, gatewayName, vpnGatewayParameters).map(new Func1<ServiceResponse<VpnGatewayInner>, VpnGatewayInner>() {
            @Override
            public VpnGatewayInner call(ServiceResponse<VpnGatewayInner> response) {
                return response.body();
            }
        });
    }

    
Creates a virtual wan vpn gateway if it doesn't exist else updates the existing gateway.
Params:
resourceGroupName – The resource group name of the VpnGateway.
gatewayName – The name of the gateway.
vpnGatewayParameters – Parameters supplied to create or Update a virtual wan vpn gateway.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
Returns:
the observable to the VpnGatewayInner object/**
     * Creates a virtual wan vpn gateway if it doesn't exist else updates the existing gateway.
     *
     * @param resourceGroupName The resource group name of the VpnGateway.
     * @param gatewayName The name of the gateway.
     * @param vpnGatewayParameters Parameters supplied to create or Update a virtual wan vpn gateway.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @return the observable to the VpnGatewayInner object
     */
    public Observable<ServiceResponse<VpnGatewayInner>> beginCreateOrUpdateWithServiceResponseAsync(String resourceGroupName, String gatewayName, VpnGatewayInner vpnGatewayParameters) {
        if (this.client.subscriptionId() == null) {
            throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
        }
        if (resourceGroupName == null) {
            throw new IllegalArgumentException("Parameter resourceGroupName is required and cannot be null.");
        }
        if (gatewayName == null) {
            throw new IllegalArgumentException("Parameter gatewayName is required and cannot be null.");
        }
        if (vpnGatewayParameters == null) {
            throw new IllegalArgumentException("Parameter vpnGatewayParameters is required and cannot be null.");
        }
        Validator.validate(vpnGatewayParameters);
        final String apiVersion = "2019-11-01";
        return service.beginCreateOrUpdate(this.client.subscriptionId(), resourceGroupName, gatewayName, apiVersion, vpnGatewayParameters, this.client.acceptLanguage(), this.client.userAgent())
            .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<VpnGatewayInner>>>() {
                @Override
                public Observable<ServiceResponse<VpnGatewayInner>> call(Response<ResponseBody> response) {
                    try {
                        ServiceResponse<VpnGatewayInner> clientResponse = beginCreateOrUpdateDelegate(response);
                        return Observable.just(clientResponse);
                    } catch (Throwable t) {
                        return Observable.error(t);
                    }
                }
            });
    }

    private ServiceResponse<VpnGatewayInner> beginCreateOrUpdateDelegate(Response<ResponseBody> response) throws CloudException, IOException, IllegalArgumentException {
        return this.client.restClient().responseBuilderFactory().<VpnGatewayInner, CloudException>newInstance(this.client.serializerAdapter())
                .register(200, new TypeToken<VpnGatewayInner>() { }.getType())
                .register(201, new TypeToken<VpnGatewayInner>() { }.getType())
                .registerError(CloudException.class)
                .build(response);
    }

    
Updates virtual wan vpn gateway tags.
Params:
resourceGroupName – The resource group name of the VpnGateway.
gatewayName – The name of the gateway.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
CloudException – thrown if the request is rejected by server
RuntimeException – all other wrapped checked exceptions if the request fails to be sent
Returns:
the VpnGatewayInner object if successful./**
     * Updates virtual wan vpn gateway tags.
     *
     * @param resourceGroupName The resource group name of the VpnGateway.
     * @param gatewayName The name of the gateway.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @throws CloudException thrown if the request is rejected by server
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent
     * @return the VpnGatewayInner object if successful.
     */
    public VpnGatewayInner updateTags(String resourceGroupName, String gatewayName) {
        return updateTagsWithServiceResponseAsync(resourceGroupName, gatewayName).toBlocking().single().body();
    }

    
Updates virtual wan vpn gateway tags.
Params:
resourceGroupName – The resource group name of the VpnGateway.
gatewayName – The name of the gateway.
serviceCallback – the async ServiceCallback to handle successful and failed responses.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
Returns:
the ServiceFuture object/**
     * Updates virtual wan vpn gateway tags.
     *
     * @param resourceGroupName The resource group name of the VpnGateway.
     * @param gatewayName The name of the gateway.
     * @param serviceCallback the async ServiceCallback to handle successful and failed responses.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @return the {@link ServiceFuture} object
     */
    public ServiceFuture<VpnGatewayInner> updateTagsAsync(String resourceGroupName, String gatewayName, final ServiceCallback<VpnGatewayInner> serviceCallback) {
        return ServiceFuture.fromResponse(updateTagsWithServiceResponseAsync(resourceGroupName, gatewayName), serviceCallback);
    }

    
Updates virtual wan vpn gateway tags.
Params:
resourceGroupName – The resource group name of the VpnGateway.
gatewayName – The name of the gateway.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
Returns:
the observable to the VpnGatewayInner object/**
     * Updates virtual wan vpn gateway tags.
     *
     * @param resourceGroupName The resource group name of the VpnGateway.
     * @param gatewayName The name of the gateway.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @return the observable to the VpnGatewayInner object
     */
    public Observable<VpnGatewayInner> updateTagsAsync(String resourceGroupName, String gatewayName) {
        return updateTagsWithServiceResponseAsync(resourceGroupName, gatewayName).map(new Func1<ServiceResponse<VpnGatewayInner>, VpnGatewayInner>() {
            @Override
            public VpnGatewayInner call(ServiceResponse<VpnGatewayInner> response) {
                return response.body();
            }
        });
    }

    
Updates virtual wan vpn gateway tags.
Params:
resourceGroupName – The resource group name of the VpnGateway.
gatewayName – The name of the gateway.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
Returns:
the observable to the VpnGatewayInner object/**
     * Updates virtual wan vpn gateway tags.
     *
     * @param resourceGroupName The resource group name of the VpnGateway.
     * @param gatewayName The name of the gateway.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @return the observable to the VpnGatewayInner object
     */
    public Observable<ServiceResponse<VpnGatewayInner>> updateTagsWithServiceResponseAsync(String resourceGroupName, String gatewayName) {
        if (this.client.subscriptionId() == null) {
            throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
        }
        if (resourceGroupName == null) {
            throw new IllegalArgumentException("Parameter resourceGroupName is required and cannot be null.");
        }
        if (gatewayName == null) {
            throw new IllegalArgumentException("Parameter gatewayName is required and cannot be null.");
        }
        final String apiVersion = "2019-11-01";
        final Map<String, String> tags = null;
        TagsObject vpnGatewayParameters = new TagsObject();
        vpnGatewayParameters.withTags(null);
        return service.updateTags(this.client.subscriptionId(), resourceGroupName, gatewayName, apiVersion, this.client.acceptLanguage(), vpnGatewayParameters, this.client.userAgent())
            .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<VpnGatewayInner>>>() {
                @Override
                public Observable<ServiceResponse<VpnGatewayInner>> call(Response<ResponseBody> response) {
                    try {
                        ServiceResponse<VpnGatewayInner> clientResponse = updateTagsDelegate(response);
                        return Observable.just(clientResponse);
                    } catch (Throwable t) {
                        return Observable.error(t);
                    }
                }
            });
    }

    
Updates virtual wan vpn gateway tags.
Params:
resourceGroupName – The resource group name of the VpnGateway.
gatewayName – The name of the gateway.
tags – Resource tags.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
CloudException – thrown if the request is rejected by server
RuntimeException – all other wrapped checked exceptions if the request fails to be sent
Returns:
the VpnGatewayInner object if successful./**
     * Updates virtual wan vpn gateway tags.
     *
     * @param resourceGroupName The resource group name of the VpnGateway.
     * @param gatewayName The name of the gateway.
     * @param tags Resource tags.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @throws CloudException thrown if the request is rejected by server
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent
     * @return the VpnGatewayInner object if successful.
     */
    public VpnGatewayInner updateTags(String resourceGroupName, String gatewayName, Map<String, String> tags) {
        return updateTagsWithServiceResponseAsync(resourceGroupName, gatewayName, tags).toBlocking().single().body();
    }

    
Updates virtual wan vpn gateway tags.
Params:
resourceGroupName – The resource group name of the VpnGateway.
gatewayName – The name of the gateway.
tags – Resource tags.
serviceCallback – the async ServiceCallback to handle successful and failed responses.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
Returns:
the ServiceFuture object/**
     * Updates virtual wan vpn gateway tags.
     *
     * @param resourceGroupName The resource group name of the VpnGateway.
     * @param gatewayName The name of the gateway.
     * @param tags Resource tags.
     * @param serviceCallback the async ServiceCallback to handle successful and failed responses.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @return the {@link ServiceFuture} object
     */
    public ServiceFuture<VpnGatewayInner> updateTagsAsync(String resourceGroupName, String gatewayName, Map<String, String> tags, final ServiceCallback<VpnGatewayInner> serviceCallback) {
        return ServiceFuture.fromResponse(updateTagsWithServiceResponseAsync(resourceGroupName, gatewayName, tags), serviceCallback);
    }

    
Updates virtual wan vpn gateway tags.
Params:
resourceGroupName – The resource group name of the VpnGateway.
gatewayName – The name of the gateway.
tags – Resource tags.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
Returns:
the observable to the VpnGatewayInner object/**
     * Updates virtual wan vpn gateway tags.
     *
     * @param resourceGroupName The resource group name of the VpnGateway.
     * @param gatewayName The name of the gateway.
     * @param tags Resource tags.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @return the observable to the VpnGatewayInner object
     */
    public Observable<VpnGatewayInner> updateTagsAsync(String resourceGroupName, String gatewayName, Map<String, String> tags) {
        return updateTagsWithServiceResponseAsync(resourceGroupName, gatewayName, tags).map(new Func1<ServiceResponse<VpnGatewayInner>, VpnGatewayInner>() {
            @Override
            public VpnGatewayInner call(ServiceResponse<VpnGatewayInner> response) {
                return response.body();
            }
        });
    }

    
Updates virtual wan vpn gateway tags.
Params:
resourceGroupName – The resource group name of the VpnGateway.
gatewayName – The name of the gateway.
tags – Resource tags.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
Returns:
the observable to the VpnGatewayInner object/**
     * Updates virtual wan vpn gateway tags.
     *
     * @param resourceGroupName The resource group name of the VpnGateway.
     * @param gatewayName The name of the gateway.
     * @param tags Resource tags.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @return the observable to the VpnGatewayInner object
     */
    public Observable<ServiceResponse<VpnGatewayInner>> updateTagsWithServiceResponseAsync(String resourceGroupName, String gatewayName, Map<String, String> tags) {
        if (this.client.subscriptionId() == null) {
            throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
        }
        if (resourceGroupName == null) {
            throw new IllegalArgumentException("Parameter resourceGroupName is required and cannot be null.");
        }
        if (gatewayName == null) {
            throw new IllegalArgumentException("Parameter gatewayName is required and cannot be null.");
        }
        Validator.validate(tags);
        final String apiVersion = "2019-11-01";
        TagsObject vpnGatewayParameters = new TagsObject();
        vpnGatewayParameters.withTags(tags);
        return service.updateTags(this.client.subscriptionId(), resourceGroupName, gatewayName, apiVersion, this.client.acceptLanguage(), vpnGatewayParameters, this.client.userAgent())
            .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<VpnGatewayInner>>>() {
                @Override
                public Observable<ServiceResponse<VpnGatewayInner>> call(Response<ResponseBody> response) {
                    try {
                        ServiceResponse<VpnGatewayInner> clientResponse = updateTagsDelegate(response);
                        return Observable.just(clientResponse);
                    } catch (Throwable t) {
                        return Observable.error(t);
                    }
                }
            });
    }

    private ServiceResponse<VpnGatewayInner> updateTagsDelegate(Response<ResponseBody> response) throws CloudException, IOException, IllegalArgumentException {
        return this.client.restClient().responseBuilderFactory().<VpnGatewayInner, CloudException>newInstance(this.client.serializerAdapter())
                .register(200, new TypeToken<VpnGatewayInner>() { }.getType())
                .registerError(CloudException.class)
                .build(response);
    }

    
Deletes a virtual wan vpn gateway.
Params:
resourceGroupName – The resource group name of the VpnGateway.
gatewayName – The name of the gateway.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
CloudException – thrown if the request is rejected by server
RuntimeException – all other wrapped checked exceptions if the request fails to be sent/**
     * Deletes a virtual wan vpn gateway.
     *
     * @param resourceGroupName The resource group name of the VpnGateway.
     * @param gatewayName The name of the gateway.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @throws CloudException thrown if the request is rejected by server
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent
     */
    public void delete(String resourceGroupName, String gatewayName) {
        deleteWithServiceResponseAsync(resourceGroupName, gatewayName).toBlocking().last().body();
    }

    
Deletes a virtual wan vpn gateway.
Params:
resourceGroupName – The resource group name of the VpnGateway.
gatewayName – The name of the gateway.
serviceCallback – the async ServiceCallback to handle successful and failed responses.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
Returns:
the ServiceFuture object/**
     * Deletes a virtual wan vpn gateway.
     *
     * @param resourceGroupName The resource group name of the VpnGateway.
     * @param gatewayName The name of the gateway.
     * @param serviceCallback the async ServiceCallback to handle successful and failed responses.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @return the {@link ServiceFuture} object
     */
    public ServiceFuture<Void> deleteAsync(String resourceGroupName, String gatewayName, final ServiceCallback<Void> serviceCallback) {
        return ServiceFuture.fromResponse(deleteWithServiceResponseAsync(resourceGroupName, gatewayName), serviceCallback);
    }

    
Deletes a virtual wan vpn gateway.
Params:
resourceGroupName – The resource group name of the VpnGateway.
gatewayName – The name of the gateway.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
Returns:
the observable for the request/**
     * Deletes a virtual wan vpn gateway.
     *
     * @param resourceGroupName The resource group name of the VpnGateway.
     * @param gatewayName The name of the gateway.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @return the observable for the request
     */
    public Observable<Void> deleteAsync(String resourceGroupName, String gatewayName) {
        return deleteWithServiceResponseAsync(resourceGroupName, gatewayName).map(new Func1<ServiceResponse<Void>, Void>() {
            @Override
            public Void call(ServiceResponse<Void> response) {
                return response.body();
            }
        });
    }

    
Deletes a virtual wan vpn gateway.
Params:
resourceGroupName – The resource group name of the VpnGateway.
gatewayName – The name of the gateway.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
Returns:
the observable for the request/**
     * Deletes a virtual wan vpn gateway.
     *
     * @param resourceGroupName The resource group name of the VpnGateway.
     * @param gatewayName The name of the gateway.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @return the observable for the request
     */
    public Observable<ServiceResponse<Void>> deleteWithServiceResponseAsync(String resourceGroupName, String gatewayName) {
        if (this.client.subscriptionId() == null) {
            throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
        }
        if (resourceGroupName == null) {
            throw new IllegalArgumentException("Parameter resourceGroupName is required and cannot be null.");
        }
        if (gatewayName == null) {
            throw new IllegalArgumentException("Parameter gatewayName is required and cannot be null.");
        }
        final String apiVersion = "2019-11-01";
        Observable<Response<ResponseBody>> observable = service.delete(this.client.subscriptionId(), resourceGroupName, gatewayName, apiVersion, this.client.acceptLanguage(), this.client.userAgent());
        return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<Void>() { }.getType());
    }

    
Deletes a virtual wan vpn gateway.
Params:
resourceGroupName – The resource group name of the VpnGateway.
gatewayName – The name of the gateway.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
CloudException – thrown if the request is rejected by server
RuntimeException – all other wrapped checked exceptions if the request fails to be sent/**
     * Deletes a virtual wan vpn gateway.
     *
     * @param resourceGroupName The resource group name of the VpnGateway.
     * @param gatewayName The name of the gateway.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @throws CloudException thrown if the request is rejected by server
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent
     */
    public void beginDelete(String resourceGroupName, String gatewayName) {
        beginDeleteWithServiceResponseAsync(resourceGroupName, gatewayName).toBlocking().single().body();
    }

    
Deletes a virtual wan vpn gateway.
Params:
resourceGroupName – The resource group name of the VpnGateway.
gatewayName – The name of the gateway.
serviceCallback – the async ServiceCallback to handle successful and failed responses.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
Returns:
the ServiceFuture object/**
     * Deletes a virtual wan vpn gateway.
     *
     * @param resourceGroupName The resource group name of the VpnGateway.
     * @param gatewayName The name of the gateway.
     * @param serviceCallback the async ServiceCallback to handle successful and failed responses.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @return the {@link ServiceFuture} object
     */
    public ServiceFuture<Void> beginDeleteAsync(String resourceGroupName, String gatewayName, final ServiceCallback<Void> serviceCallback) {
        return ServiceFuture.fromResponse(beginDeleteWithServiceResponseAsync(resourceGroupName, gatewayName), serviceCallback);
    }

    
Deletes a virtual wan vpn gateway.
Params:
resourceGroupName – The resource group name of the VpnGateway.
gatewayName – The name of the gateway.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
Returns:
the ServiceResponse object if successful./**
     * Deletes a virtual wan vpn gateway.
     *
     * @param resourceGroupName The resource group name of the VpnGateway.
     * @param gatewayName The name of the gateway.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @return the {@link ServiceResponse} object if successful.
     */
    public Observable<Void> beginDeleteAsync(String resourceGroupName, String gatewayName) {
        return beginDeleteWithServiceResponseAsync(resourceGroupName, gatewayName).map(new Func1<ServiceResponse<Void>, Void>() {
            @Override
            public Void call(ServiceResponse<Void> response) {
                return response.body();
            }
        });
    }

    
Deletes a virtual wan vpn gateway.
Params:
resourceGroupName – The resource group name of the VpnGateway.
gatewayName – The name of the gateway.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
Returns:
the ServiceResponse object if successful./**
     * Deletes a virtual wan vpn gateway.
     *
     * @param resourceGroupName The resource group name of the VpnGateway.
     * @param gatewayName The name of the gateway.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @return the {@link ServiceResponse} object if successful.
     */
    public Observable<ServiceResponse<Void>> beginDeleteWithServiceResponseAsync(String resourceGroupName, String gatewayName) {
        if (this.client.subscriptionId() == null) {
            throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
        }
        if (resourceGroupName == null) {
            throw new IllegalArgumentException("Parameter resourceGroupName is required and cannot be null.");
        }
        if (gatewayName == null) {
            throw new IllegalArgumentException("Parameter gatewayName is required and cannot be null.");
        }
        final String apiVersion = "2019-11-01";
        return service.beginDelete(this.client.subscriptionId(), resourceGroupName, gatewayName, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
            .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Void>>>() {
                @Override
                public Observable<ServiceResponse<Void>> call(Response<ResponseBody> response) {
                    try {
                        ServiceResponse<Void> clientResponse = beginDeleteDelegate(response);
                        return Observable.just(clientResponse);
                    } catch (Throwable t) {
                        return Observable.error(t);
                    }
                }
            });
    }

    private ServiceResponse<Void> beginDeleteDelegate(Response<ResponseBody> response) throws CloudException, IOException, IllegalArgumentException {
        return this.client.restClient().responseBuilderFactory().<Void, CloudException>newInstance(this.client.serializerAdapter())
                .register(200, new TypeToken<Void>() { }.getType())
                .register(202, new TypeToken<Void>() { }.getType())
                .register(204, new TypeToken<Void>() { }.getType())
                .registerError(CloudException.class)
                .build(response);
    }

    
Resets the primary of the vpn gateway in the specified resource group.
Params:
resourceGroupName – The resource group name of the VpnGateway.
gatewayName – The name of the gateway.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
CloudException – thrown if the request is rejected by server
RuntimeException – all other wrapped checked exceptions if the request fails to be sent
Returns:
the VpnGatewayInner object if successful./**
     * Resets the primary of the vpn gateway in the specified resource group.
     *
     * @param resourceGroupName The resource group name of the VpnGateway.
     * @param gatewayName The name of the gateway.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @throws CloudException thrown if the request is rejected by server
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent
     * @return the VpnGatewayInner object if successful.
     */
    public VpnGatewayInner reset(String resourceGroupName, String gatewayName) {
        return resetWithServiceResponseAsync(resourceGroupName, gatewayName).toBlocking().last().body();
    }

    
Resets the primary of the vpn gateway in the specified resource group.
Params:
resourceGroupName – The resource group name of the VpnGateway.
gatewayName – The name of the gateway.
serviceCallback – the async ServiceCallback to handle successful and failed responses.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
Returns:
the ServiceFuture object/**
     * Resets the primary of the vpn gateway in the specified resource group.
     *
     * @param resourceGroupName The resource group name of the VpnGateway.
     * @param gatewayName The name of the gateway.
     * @param serviceCallback the async ServiceCallback to handle successful and failed responses.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @return the {@link ServiceFuture} object
     */
    public ServiceFuture<VpnGatewayInner> resetAsync(String resourceGroupName, String gatewayName, final ServiceCallback<VpnGatewayInner> serviceCallback) {
        return ServiceFuture.fromResponse(resetWithServiceResponseAsync(resourceGroupName, gatewayName), serviceCallback);
    }

    
Resets the primary of the vpn gateway in the specified resource group.
Params:
resourceGroupName – The resource group name of the VpnGateway.
gatewayName – The name of the gateway.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
Returns:
the observable for the request/**
     * Resets the primary of the vpn gateway in the specified resource group.
     *
     * @param resourceGroupName The resource group name of the VpnGateway.
     * @param gatewayName The name of the gateway.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @return the observable for the request
     */
    public Observable<VpnGatewayInner> resetAsync(String resourceGroupName, String gatewayName) {
        return resetWithServiceResponseAsync(resourceGroupName, gatewayName).map(new Func1<ServiceResponse<VpnGatewayInner>, VpnGatewayInner>() {
            @Override
            public VpnGatewayInner call(ServiceResponse<VpnGatewayInner> response) {
                return response.body();
            }
        });
    }

    
Resets the primary of the vpn gateway in the specified resource group.
Params:
resourceGroupName – The resource group name of the VpnGateway.
gatewayName – The name of the gateway.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
Returns:
the observable for the request/**
     * Resets the primary of the vpn gateway in the specified resource group.
     *
     * @param resourceGroupName The resource group name of the VpnGateway.
     * @param gatewayName The name of the gateway.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @return the observable for the request
     */
    public Observable<ServiceResponse<VpnGatewayInner>> resetWithServiceResponseAsync(String resourceGroupName, String gatewayName) {
        if (resourceGroupName == null) {
            throw new IllegalArgumentException("Parameter resourceGroupName is required and cannot be null.");
        }
        if (gatewayName == null) {
            throw new IllegalArgumentException("Parameter gatewayName is required and cannot be null.");
        }
        if (this.client.subscriptionId() == null) {
            throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
        }
        final String apiVersion = "2019-11-01";
        Observable<Response<ResponseBody>> observable = service.reset(resourceGroupName, gatewayName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent());
        return client.getAzureClient().getPostOrDeleteResultAsync(observable, new LongRunningOperationOptions().withFinalStateVia(LongRunningFinalState.LOCATION), new TypeToken<VpnGatewayInner>() { }.getType());
    }

    
Resets the primary of the vpn gateway in the specified resource group.
Params:
resourceGroupName – The resource group name of the VpnGateway.
gatewayName – The name of the gateway.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
CloudException – thrown if the request is rejected by server
RuntimeException – all other wrapped checked exceptions if the request fails to be sent
Returns:
the VpnGatewayInner object if successful./**
     * Resets the primary of the vpn gateway in the specified resource group.
     *
     * @param resourceGroupName The resource group name of the VpnGateway.
     * @param gatewayName The name of the gateway.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @throws CloudException thrown if the request is rejected by server
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent
     * @return the VpnGatewayInner object if successful.
     */
    public VpnGatewayInner beginReset(String resourceGroupName, String gatewayName) {
        return beginResetWithServiceResponseAsync(resourceGroupName, gatewayName).toBlocking().single().body();
    }

    
Resets the primary of the vpn gateway in the specified resource group.
Params:
resourceGroupName – The resource group name of the VpnGateway.
gatewayName – The name of the gateway.
serviceCallback – the async ServiceCallback to handle successful and failed responses.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
Returns:
the ServiceFuture object/**
     * Resets the primary of the vpn gateway in the specified resource group.
     *
     * @param resourceGroupName The resource group name of the VpnGateway.
     * @param gatewayName The name of the gateway.
     * @param serviceCallback the async ServiceCallback to handle successful and failed responses.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @return the {@link ServiceFuture} object
     */
    public ServiceFuture<VpnGatewayInner> beginResetAsync(String resourceGroupName, String gatewayName, final ServiceCallback<VpnGatewayInner> serviceCallback) {
        return ServiceFuture.fromResponse(beginResetWithServiceResponseAsync(resourceGroupName, gatewayName), serviceCallback);
    }

    
Resets the primary of the vpn gateway in the specified resource group.
Params:
resourceGroupName – The resource group name of the VpnGateway.
gatewayName – The name of the gateway.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
Returns:
the observable to the VpnGatewayInner object/**
     * Resets the primary of the vpn gateway in the specified resource group.
     *
     * @param resourceGroupName The resource group name of the VpnGateway.
     * @param gatewayName The name of the gateway.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @return the observable to the VpnGatewayInner object
     */
    public Observable<VpnGatewayInner> beginResetAsync(String resourceGroupName, String gatewayName) {
        return beginResetWithServiceResponseAsync(resourceGroupName, gatewayName).map(new Func1<ServiceResponse<VpnGatewayInner>, VpnGatewayInner>() {
            @Override
            public VpnGatewayInner call(ServiceResponse<VpnGatewayInner> response) {
                return response.body();
            }
        });
    }

    
Resets the primary of the vpn gateway in the specified resource group.
Params:
resourceGroupName – The resource group name of the VpnGateway.
gatewayName – The name of the gateway.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
Returns:
the observable to the VpnGatewayInner object/**
     * Resets the primary of the vpn gateway in the specified resource group.
     *
     * @param resourceGroupName The resource group name of the VpnGateway.
     * @param gatewayName The name of the gateway.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @return the observable to the VpnGatewayInner object
     */
    public Observable<ServiceResponse<VpnGatewayInner>> beginResetWithServiceResponseAsync(String resourceGroupName, String gatewayName) {
        if (resourceGroupName == null) {
            throw new IllegalArgumentException("Parameter resourceGroupName is required and cannot be null.");
        }
        if (gatewayName == null) {
            throw new IllegalArgumentException("Parameter gatewayName is required and cannot be null.");
        }
        if (this.client.subscriptionId() == null) {
            throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
        }
        final String apiVersion = "2019-11-01";
        return service.beginReset(resourceGroupName, gatewayName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
            .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<VpnGatewayInner>>>() {
                @Override
                public Observable<ServiceResponse<VpnGatewayInner>> call(Response<ResponseBody> response) {
                    try {
                        ServiceResponse<VpnGatewayInner> clientResponse = beginResetDelegate(response);
                        return Observable.just(clientResponse);
                    } catch (Throwable t) {
                        return Observable.error(t);
                    }
                }
            });
    }

    private ServiceResponse<VpnGatewayInner> beginResetDelegate(Response<ResponseBody> response) throws CloudException, IOException, IllegalArgumentException {
        return this.client.restClient().responseBuilderFactory().<VpnGatewayInner, CloudException>newInstance(this.client.serializerAdapter())
                .register(200, new TypeToken<VpnGatewayInner>() { }.getType())
                .register(202, new TypeToken<Void>() { }.getType())
                .registerError(CloudException.class)
                .build(response);
    }

    
Lists all the VpnGateways in a resource group.
Params:
resourceGroupName – The resource group name of the VpnGateway.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
CloudException – thrown if the request is rejected by server
RuntimeException – all other wrapped checked exceptions if the request fails to be sent
Returns:
the PagedList<VpnGatewayInner> object if successful./**
     * Lists all the VpnGateways in a resource group.
     *
     * @param resourceGroupName The resource group name of the VpnGateway.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @throws CloudException thrown if the request is rejected by server
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent
     * @return the PagedList&lt;VpnGatewayInner&gt; object if successful.
     */
    public PagedList<VpnGatewayInner> listByResourceGroup(final String resourceGroupName) {
        ServiceResponse<Page<VpnGatewayInner>> response = listByResourceGroupSinglePageAsync(resourceGroupName).toBlocking().single();
        return new PagedList<VpnGatewayInner>(response.body()) {
            @Override
            public Page<VpnGatewayInner> nextPage(String nextPageLink) {
                return listByResourceGroupNextSinglePageAsync(nextPageLink).toBlocking().single().body();
            }
        };
    }

    
Lists all the VpnGateways in a resource group.
Params:
resourceGroupName – The resource group name of the VpnGateway.
serviceCallback – the async ServiceCallback to handle successful and failed responses.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
Returns:
the ServiceFuture object/**
     * Lists all the VpnGateways in a resource group.
     *
     * @param resourceGroupName The resource group name of the VpnGateway.
     * @param serviceCallback the async ServiceCallback to handle successful and failed responses.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @return the {@link ServiceFuture} object
     */
    public ServiceFuture<List<VpnGatewayInner>> listByResourceGroupAsync(final String resourceGroupName, final ListOperationCallback<VpnGatewayInner> serviceCallback) {
        return AzureServiceFuture.fromPageResponse(
            listByResourceGroupSinglePageAsync(resourceGroupName),
            new Func1<String, Observable<ServiceResponse<Page<VpnGatewayInner>>>>() {
                @Override
                public Observable<ServiceResponse<Page<VpnGatewayInner>>> call(String nextPageLink) {
                    return listByResourceGroupNextSinglePageAsync(nextPageLink);
                }
            },
            serviceCallback);
    }

    
Lists all the VpnGateways in a resource group.
Params:
resourceGroupName – The resource group name of the VpnGateway.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
Returns:
the observable to the PagedList<VpnGatewayInner> object/**
     * Lists all the VpnGateways in a resource group.
     *
     * @param resourceGroupName The resource group name of the VpnGateway.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @return the observable to the PagedList&lt;VpnGatewayInner&gt; object
     */
    public Observable<Page<VpnGatewayInner>> listByResourceGroupAsync(final String resourceGroupName) {
        return listByResourceGroupWithServiceResponseAsync(resourceGroupName)
            .map(new Func1<ServiceResponse<Page<VpnGatewayInner>>, Page<VpnGatewayInner>>() {
                @Override
                public Page<VpnGatewayInner> call(ServiceResponse<Page<VpnGatewayInner>> response) {
                    return response.body();
                }
            });
    }

    
Lists all the VpnGateways in a resource group.
Params:
resourceGroupName – The resource group name of the VpnGateway.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
Returns:
the observable to the PagedList<VpnGatewayInner> object/**
     * Lists all the VpnGateways in a resource group.
     *
     * @param resourceGroupName The resource group name of the VpnGateway.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @return the observable to the PagedList&lt;VpnGatewayInner&gt; object
     */
    public Observable<ServiceResponse<Page<VpnGatewayInner>>> listByResourceGroupWithServiceResponseAsync(final String resourceGroupName) {
        return listByResourceGroupSinglePageAsync(resourceGroupName)
            .concatMap(new Func1<ServiceResponse<Page<VpnGatewayInner>>, Observable<ServiceResponse<Page<VpnGatewayInner>>>>() {
                @Override
                public Observable<ServiceResponse<Page<VpnGatewayInner>>> call(ServiceResponse<Page<VpnGatewayInner>> page) {
                    String nextPageLink = page.body().nextPageLink();
                    if (nextPageLink == null) {
                        return Observable.just(page);
                    }
                    return Observable.just(page).concatWith(listByResourceGroupNextWithServiceResponseAsync(nextPageLink));
                }
            });
    }

    
Lists all the VpnGateways in a resource group.
ServiceResponse> * @param resourceGroupName The resource group name of the VpnGateway.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
Returns:
the PagedList<VpnGatewayInner> object wrapped in ServiceResponse if successful./**
     * Lists all the VpnGateways in a resource group.
     *
    ServiceResponse<PageImpl<VpnGatewayInner>> * @param resourceGroupName The resource group name of the VpnGateway.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @return the PagedList&lt;VpnGatewayInner&gt; object wrapped in {@link ServiceResponse} if successful.
     */
    public Observable<ServiceResponse<Page<VpnGatewayInner>>> listByResourceGroupSinglePageAsync(final String resourceGroupName) {
        if (this.client.subscriptionId() == null) {
            throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
        }
        if (resourceGroupName == null) {
            throw new IllegalArgumentException("Parameter resourceGroupName is required and cannot be null.");
        }
        final String apiVersion = "2019-11-01";
        return service.listByResourceGroup(this.client.subscriptionId(), resourceGroupName, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
            .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<VpnGatewayInner>>>>() {
                @Override
                public Observable<ServiceResponse<Page<VpnGatewayInner>>> call(Response<ResponseBody> response) {
                    try {
                        ServiceResponse<PageImpl<VpnGatewayInner>> result = listByResourceGroupDelegate(response);
                        return Observable.just(new ServiceResponse<Page<VpnGatewayInner>>(result.body(), result.response()));
                    } catch (Throwable t) {
                        return Observable.error(t);
                    }
                }
            });
    }

    private ServiceResponse<PageImpl<VpnGatewayInner>> listByResourceGroupDelegate(Response<ResponseBody> response) throws CloudException, IOException, IllegalArgumentException {
        return this.client.restClient().responseBuilderFactory().<PageImpl<VpnGatewayInner>, CloudException>newInstance(this.client.serializerAdapter())
                .register(200, new TypeToken<PageImpl<VpnGatewayInner>>() { }.getType())
                .registerError(CloudException.class)
                .build(response);
    }

    
Lists all the VpnGateways in a subscription.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
CloudException – thrown if the request is rejected by server
RuntimeException – all other wrapped checked exceptions if the request fails to be sent
Returns:
the PagedList<VpnGatewayInner> object if successful./**
     * Lists all the VpnGateways in a subscription.
     *
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @throws CloudException thrown if the request is rejected by server
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent
     * @return the PagedList&lt;VpnGatewayInner&gt; object if successful.
     */
    public PagedList<VpnGatewayInner> list() {
        ServiceResponse<Page<VpnGatewayInner>> response = listSinglePageAsync().toBlocking().single();
        return new PagedList<VpnGatewayInner>(response.body()) {
            @Override
            public Page<VpnGatewayInner> nextPage(String nextPageLink) {
                return listNextSinglePageAsync(nextPageLink).toBlocking().single().body();
            }
        };
    }

    
Lists all the VpnGateways in a subscription.
Params:
serviceCallback – the async ServiceCallback to handle successful and failed responses.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
Returns:
the ServiceFuture object/**
     * Lists all the VpnGateways in a subscription.
     *
     * @param serviceCallback the async ServiceCallback to handle successful and failed responses.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @return the {@link ServiceFuture} object
     */
    public ServiceFuture<List<VpnGatewayInner>> listAsync(final ListOperationCallback<VpnGatewayInner> serviceCallback) {
        return AzureServiceFuture.fromPageResponse(
            listSinglePageAsync(),
            new Func1<String, Observable<ServiceResponse<Page<VpnGatewayInner>>>>() {
                @Override
                public Observable<ServiceResponse<Page<VpnGatewayInner>>> call(String nextPageLink) {
                    return listNextSinglePageAsync(nextPageLink);
                }
            },
            serviceCallback);
    }

    
Lists all the VpnGateways in a subscription.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
Returns:
the observable to the PagedList<VpnGatewayInner> object/**
     * Lists all the VpnGateways in a subscription.
     *
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @return the observable to the PagedList&lt;VpnGatewayInner&gt; object
     */
    public Observable<Page<VpnGatewayInner>> listAsync() {
        return listWithServiceResponseAsync()
            .map(new Func1<ServiceResponse<Page<VpnGatewayInner>>, Page<VpnGatewayInner>>() {
                @Override
                public Page<VpnGatewayInner> call(ServiceResponse<Page<VpnGatewayInner>> response) {
                    return response.body();
                }
            });
    }

    
Lists all the VpnGateways in a subscription.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
Returns:
the observable to the PagedList<VpnGatewayInner> object/**
     * Lists all the VpnGateways in a subscription.
     *
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @return the observable to the PagedList&lt;VpnGatewayInner&gt; object
     */
    public Observable<ServiceResponse<Page<VpnGatewayInner>>> listWithServiceResponseAsync() {
        return listSinglePageAsync()
            .concatMap(new Func1<ServiceResponse<Page<VpnGatewayInner>>, Observable<ServiceResponse<Page<VpnGatewayInner>>>>() {
                @Override
                public Observable<ServiceResponse<Page<VpnGatewayInner>>> call(ServiceResponse<Page<VpnGatewayInner>> page) {
                    String nextPageLink = page.body().nextPageLink();
                    if (nextPageLink == null) {
                        return Observable.just(page);
                    }
                    return Observable.just(page).concatWith(listNextWithServiceResponseAsync(nextPageLink));
                }
            });
    }

    
Lists all the VpnGateways in a subscription.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
Returns:
the PagedList<VpnGatewayInner> object wrapped in ServiceResponse if successful./**
     * Lists all the VpnGateways in a subscription.
     *
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @return the PagedList&lt;VpnGatewayInner&gt; object wrapped in {@link ServiceResponse} if successful.
     */
    public Observable<ServiceResponse<Page<VpnGatewayInner>>> listSinglePageAsync() {
        if (this.client.subscriptionId() == null) {
            throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
        }
        final String apiVersion = "2019-11-01";
        return service.list(this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
            .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<VpnGatewayInner>>>>() {
                @Override
                public Observable<ServiceResponse<Page<VpnGatewayInner>>> call(Response<ResponseBody> response) {
                    try {
                        ServiceResponse<PageImpl<VpnGatewayInner>> result = listDelegate(response);
                        return Observable.just(new ServiceResponse<Page<VpnGatewayInner>>(result.body(), result.response()));
                    } catch (Throwable t) {
                        return Observable.error(t);
                    }
                }
            });
    }

    private ServiceResponse<PageImpl<VpnGatewayInner>> listDelegate(Response<ResponseBody> response) throws CloudException, IOException, IllegalArgumentException {
        return this.client.restClient().responseBuilderFactory().<PageImpl<VpnGatewayInner>, CloudException>newInstance(this.client.serializerAdapter())
                .register(200, new TypeToken<PageImpl<VpnGatewayInner>>() { }.getType())
                .registerError(CloudException.class)
                .build(response);
    }

    
Lists all the VpnGateways in a resource group.
Params:
nextPageLink – The NextLink from the previous successful call to List operation.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
CloudException – thrown if the request is rejected by server
RuntimeException – all other wrapped checked exceptions if the request fails to be sent
Returns:
the PagedList<VpnGatewayInner> object if successful./**
     * Lists all the VpnGateways in a resource group.
     *
     * @param nextPageLink The NextLink from the previous successful call to List operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @throws CloudException thrown if the request is rejected by server
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent
     * @return the PagedList&lt;VpnGatewayInner&gt; object if successful.
     */
    public PagedList<VpnGatewayInner> listByResourceGroupNext(final String nextPageLink) {
        ServiceResponse<Page<VpnGatewayInner>> response = listByResourceGroupNextSinglePageAsync(nextPageLink).toBlocking().single();
        return new PagedList<VpnGatewayInner>(response.body()) {
            @Override
            public Page<VpnGatewayInner> nextPage(String nextPageLink) {
                return listByResourceGroupNextSinglePageAsync(nextPageLink).toBlocking().single().body();
            }
        };
    }

    
Lists all the VpnGateways in a resource group.
Params:
nextPageLink – The NextLink from the previous successful call to List operation.
serviceFuture – the ServiceFuture object tracking the Retrofit calls
serviceCallback – the async ServiceCallback to handle successful and failed responses.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
Returns:
the ServiceFuture object/**
     * Lists all the VpnGateways in a resource group.
     *
     * @param nextPageLink The NextLink from the previous successful call to List operation.
     * @param serviceFuture the ServiceFuture object tracking the Retrofit calls
     * @param serviceCallback the async ServiceCallback to handle successful and failed responses.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @return the {@link ServiceFuture} object
     */
    public ServiceFuture<List<VpnGatewayInner>> listByResourceGroupNextAsync(final String nextPageLink, final ServiceFuture<List<VpnGatewayInner>> serviceFuture, final ListOperationCallback<VpnGatewayInner> serviceCallback) {
        return AzureServiceFuture.fromPageResponse(
            listByResourceGroupNextSinglePageAsync(nextPageLink),
            new Func1<String, Observable<ServiceResponse<Page<VpnGatewayInner>>>>() {
                @Override
                public Observable<ServiceResponse<Page<VpnGatewayInner>>> call(String nextPageLink) {
                    return listByResourceGroupNextSinglePageAsync(nextPageLink);
                }
            },
            serviceCallback);
    }

    
Lists all the VpnGateways in a resource group.
Params:
nextPageLink – The NextLink from the previous successful call to List operation.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
Returns:
the observable to the PagedList<VpnGatewayInner> object/**
     * Lists all the VpnGateways in a resource group.
     *
     * @param nextPageLink The NextLink from the previous successful call to List operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @return the observable to the PagedList&lt;VpnGatewayInner&gt; object
     */
    public Observable<Page<VpnGatewayInner>> listByResourceGroupNextAsync(final String nextPageLink) {
        return listByResourceGroupNextWithServiceResponseAsync(nextPageLink)
            .map(new Func1<ServiceResponse<Page<VpnGatewayInner>>, Page<VpnGatewayInner>>() {
                @Override
                public Page<VpnGatewayInner> call(ServiceResponse<Page<VpnGatewayInner>> response) {
                    return response.body();
                }
            });
    }

    
Lists all the VpnGateways in a resource group.
Params:
nextPageLink – The NextLink from the previous successful call to List operation.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
Returns:
the observable to the PagedList<VpnGatewayInner> object/**
     * Lists all the VpnGateways in a resource group.
     *
     * @param nextPageLink The NextLink from the previous successful call to List operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @return the observable to the PagedList&lt;VpnGatewayInner&gt; object
     */
    public Observable<ServiceResponse<Page<VpnGatewayInner>>> listByResourceGroupNextWithServiceResponseAsync(final String nextPageLink) {
        return listByResourceGroupNextSinglePageAsync(nextPageLink)
            .concatMap(new Func1<ServiceResponse<Page<VpnGatewayInner>>, Observable<ServiceResponse<Page<VpnGatewayInner>>>>() {
                @Override
                public Observable<ServiceResponse<Page<VpnGatewayInner>>> call(ServiceResponse<Page<VpnGatewayInner>> page) {
                    String nextPageLink = page.body().nextPageLink();
                    if (nextPageLink == null) {
                        return Observable.just(page);
                    }
                    return Observable.just(page).concatWith(listByResourceGroupNextWithServiceResponseAsync(nextPageLink));
                }
            });
    }

    
Lists all the VpnGateways in a resource group.
ServiceResponse> * @param nextPageLink The NextLink from the previous successful call to List operation.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
Returns:
the PagedList<VpnGatewayInner> object wrapped in ServiceResponse if successful./**
     * Lists all the VpnGateways in a resource group.
     *
    ServiceResponse<PageImpl<VpnGatewayInner>> * @param nextPageLink The NextLink from the previous successful call to List operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @return the PagedList&lt;VpnGatewayInner&gt; object wrapped in {@link ServiceResponse} if successful.
     */
    public Observable<ServiceResponse<Page<VpnGatewayInner>>> listByResourceGroupNextSinglePageAsync(final String nextPageLink) {
        if (nextPageLink == null) {
            throw new IllegalArgumentException("Parameter nextPageLink is required and cannot be null.");
        }
        String nextUrl = String.format("%s", nextPageLink);
        return service.listByResourceGroupNext(nextUrl, this.client.acceptLanguage(), this.client.userAgent())
            .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<VpnGatewayInner>>>>() {
                @Override
                public Observable<ServiceResponse<Page<VpnGatewayInner>>> call(Response<ResponseBody> response) {
                    try {
                        ServiceResponse<PageImpl<VpnGatewayInner>> result = listByResourceGroupNextDelegate(response);
                        return Observable.just(new ServiceResponse<Page<VpnGatewayInner>>(result.body(), result.response()));
                    } catch (Throwable t) {
                        return Observable.error(t);
                    }
                }
            });
    }

    private ServiceResponse<PageImpl<VpnGatewayInner>> listByResourceGroupNextDelegate(Response<ResponseBody> response) throws CloudException, IOException, IllegalArgumentException {
        return this.client.restClient().responseBuilderFactory().<PageImpl<VpnGatewayInner>, CloudException>newInstance(this.client.serializerAdapter())
                .register(200, new TypeToken<PageImpl<VpnGatewayInner>>() { }.getType())
                .registerError(CloudException.class)
                .build(response);
    }

    
Lists all the VpnGateways in a subscription.
Params:
nextPageLink – The NextLink from the previous successful call to List operation.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
CloudException – thrown if the request is rejected by server
RuntimeException – all other wrapped checked exceptions if the request fails to be sent
Returns:
the PagedList<VpnGatewayInner> object if successful./**
     * Lists all the VpnGateways in a subscription.
     *
     * @param nextPageLink The NextLink from the previous successful call to List operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @throws CloudException thrown if the request is rejected by server
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent
     * @return the PagedList&lt;VpnGatewayInner&gt; object if successful.
     */
    public PagedList<VpnGatewayInner> listNext(final String nextPageLink) {
        ServiceResponse<Page<VpnGatewayInner>> response = listNextSinglePageAsync(nextPageLink).toBlocking().single();
        return new PagedList<VpnGatewayInner>(response.body()) {
            @Override
            public Page<VpnGatewayInner> nextPage(String nextPageLink) {
                return listNextSinglePageAsync(nextPageLink).toBlocking().single().body();
            }
        };
    }

    
Lists all the VpnGateways in a subscription.
Params:
nextPageLink – The NextLink from the previous successful call to List operation.
serviceFuture – the ServiceFuture object tracking the Retrofit calls
serviceCallback – the async ServiceCallback to handle successful and failed responses.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
Returns:
the ServiceFuture object/**
     * Lists all the VpnGateways in a subscription.
     *
     * @param nextPageLink The NextLink from the previous successful call to List operation.
     * @param serviceFuture the ServiceFuture object tracking the Retrofit calls
     * @param serviceCallback the async ServiceCallback to handle successful and failed responses.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @return the {@link ServiceFuture} object
     */
    public ServiceFuture<List<VpnGatewayInner>> listNextAsync(final String nextPageLink, final ServiceFuture<List<VpnGatewayInner>> serviceFuture, final ListOperationCallback<VpnGatewayInner> serviceCallback) {
        return AzureServiceFuture.fromPageResponse(
            listNextSinglePageAsync(nextPageLink),
            new Func1<String, Observable<ServiceResponse<Page<VpnGatewayInner>>>>() {
                @Override
                public Observable<ServiceResponse<Page<VpnGatewayInner>>> call(String nextPageLink) {
                    return listNextSinglePageAsync(nextPageLink);
                }
            },
            serviceCallback);
    }

    
Lists all the VpnGateways in a subscription.
Params:
nextPageLink – The NextLink from the previous successful call to List operation.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
Returns:
the observable to the PagedList<VpnGatewayInner> object/**
     * Lists all the VpnGateways in a subscription.
     *
     * @param nextPageLink The NextLink from the previous successful call to List operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @return the observable to the PagedList&lt;VpnGatewayInner&gt; object
     */
    public Observable<Page<VpnGatewayInner>> listNextAsync(final String nextPageLink) {
        return listNextWithServiceResponseAsync(nextPageLink)
            .map(new Func1<ServiceResponse<Page<VpnGatewayInner>>, Page<VpnGatewayInner>>() {
                @Override
                public Page<VpnGatewayInner> call(ServiceResponse<Page<VpnGatewayInner>> response) {
                    return response.body();
                }
            });
    }

    
Lists all the VpnGateways in a subscription.
Params:
nextPageLink – The NextLink from the previous successful call to List operation.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
Returns:
the observable to the PagedList<VpnGatewayInner> object/**
     * Lists all the VpnGateways in a subscription.
     *
     * @param nextPageLink The NextLink from the previous successful call to List operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @return the observable to the PagedList&lt;VpnGatewayInner&gt; object
     */
    public Observable<ServiceResponse<Page<VpnGatewayInner>>> listNextWithServiceResponseAsync(final String nextPageLink) {
        return listNextSinglePageAsync(nextPageLink)
            .concatMap(new Func1<ServiceResponse<Page<VpnGatewayInner>>, Observable<ServiceResponse<Page<VpnGatewayInner>>>>() {
                @Override
                public Observable<ServiceResponse<Page<VpnGatewayInner>>> call(ServiceResponse<Page<VpnGatewayInner>> page) {
                    String nextPageLink = page.body().nextPageLink();
                    if (nextPageLink == null) {
                        return Observable.just(page);
                    }
                    return Observable.just(page).concatWith(listNextWithServiceResponseAsync(nextPageLink));
                }
            });
    }

    
Lists all the VpnGateways in a subscription.
ServiceResponse> * @param nextPageLink The NextLink from the previous successful call to List operation.
Throws:
IllegalArgumentException – thrown if parameters fail the validation
Returns:
the PagedList<VpnGatewayInner> object wrapped in ServiceResponse if successful./**
     * Lists all the VpnGateways in a subscription.
     *
    ServiceResponse<PageImpl<VpnGatewayInner>> * @param nextPageLink The NextLink from the previous successful call to List operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation
     * @return the PagedList&lt;VpnGatewayInner&gt; object wrapped in {@link ServiceResponse} if successful.
     */
    public Observable<ServiceResponse<Page<VpnGatewayInner>>> listNextSinglePageAsync(final String nextPageLink) {
        if (nextPageLink == null) {
            throw new IllegalArgumentException("Parameter nextPageLink is required and cannot be null.");
        }
        String nextUrl = String.format("%s", nextPageLink);
        return service.listNext(nextUrl, this.client.acceptLanguage(), this.client.userAgent())
            .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<VpnGatewayInner>>>>() {
                @Override
                public Observable<ServiceResponse<Page<VpnGatewayInner>>> call(Response<ResponseBody> response) {
                    try {
                        ServiceResponse<PageImpl<VpnGatewayInner>> result = listNextDelegate(response);
                        return Observable.just(new ServiceResponse<Page<VpnGatewayInner>>(result.body(), result.response()));
                    } catch (Throwable t) {
                        return Observable.error(t);
                    }
                }
            });
    }

    private ServiceResponse<PageImpl<VpnGatewayInner>> listNextDelegate(Response<ResponseBody> response) throws CloudException, IOException, IllegalArgumentException {
        return this.client.restClient().responseBuilderFactory().<PageImpl<VpnGatewayInner>, CloudException>newInstance(this.client.serializerAdapter())
                .register(200, new TypeToken<PageImpl<VpnGatewayInner>>() { }.getType())
                .registerError(CloudException.class)
                .build(response);
    }

}