VpnSitesClientImpl.java

// Copyright (c) Microsoft Corporation. All rights reserved.
// Licensed under the MIT License.
// Code generated by Microsoft (R) AutoRest Code Generator.

package com.azure.resourcemanager.network.implementation;

import com.azure.core.annotation.BodyParam;
import com.azure.core.annotation.Delete;
import com.azure.core.annotation.ExpectedResponses;
import com.azure.core.annotation.Get;
import com.azure.core.annotation.Headers;
import com.azure.core.annotation.Host;
import com.azure.core.annotation.HostParam;
import com.azure.core.annotation.Patch;
import com.azure.core.annotation.PathParam;
import com.azure.core.annotation.Put;
import com.azure.core.annotation.QueryParam;
import com.azure.core.annotation.ReturnType;
import com.azure.core.annotation.ServiceInterface;
import com.azure.core.annotation.ServiceMethod;
import com.azure.core.annotation.UnexpectedResponseExceptionType;
import com.azure.core.http.rest.PagedFlux;
import com.azure.core.http.rest.PagedIterable;
import com.azure.core.http.rest.PagedResponse;
import com.azure.core.http.rest.PagedResponseBase;
import com.azure.core.http.rest.Response;
import com.azure.core.http.rest.RestProxy;
import com.azure.core.management.exception.ManagementException;
import com.azure.core.management.polling.PollResult;
import com.azure.core.util.Context;
import com.azure.core.util.FluxUtil;
import com.azure.core.util.logging.ClientLogger;
import com.azure.core.util.polling.PollerFlux;
import com.azure.core.util.polling.SyncPoller;
import com.azure.resourcemanager.network.fluent.VpnSitesClient;
import com.azure.resourcemanager.network.fluent.models.VpnSiteInner;
import com.azure.resourcemanager.network.models.ListVpnSitesResult;
import com.azure.resourcemanager.network.models.TagsObject;
import com.azure.resourcemanager.resources.fluentcore.collection.InnerSupportsDelete;
import com.azure.resourcemanager.resources.fluentcore.collection.InnerSupportsGet;
import com.azure.resourcemanager.resources.fluentcore.collection.InnerSupportsListing;
import java.nio.ByteBuffer;
import java.util.Map;
import reactor.core.publisher.Flux;
import reactor.core.publisher.Mono;

/** An instance of this class provides access to all the operations defined in VpnSitesClient. */
public final class VpnSitesClientImpl
    implements InnerSupportsGet<VpnSiteInner>,
        InnerSupportsListing<VpnSiteInner>,
        InnerSupportsDelete<Void>,
        VpnSitesClient {
    private final ClientLogger logger = new ClientLogger(VpnSitesClientImpl.class);

    /** The proxy service used to perform REST calls. */
    private final VpnSitesService service;

    /** The service client containing this operation class. */
    private final NetworkManagementClientImpl client;

    /**
     * Initializes an instance of VpnSitesClientImpl.
     *
     * @param client the instance of the service client containing this operation class.
     */
    VpnSitesClientImpl(NetworkManagementClientImpl client) {
        this.service = RestProxy.create(VpnSitesService.class, client.getHttpPipeline(), client.getSerializerAdapter());
        this.client = client;
    }

    /**
     * The interface defining all the services for NetworkManagementClientVpnSites to be used by the proxy service to
     * perform REST calls.
     */
    @Host("{$host}")
    @ServiceInterface(name = "NetworkManagementCli")
    private interface VpnSitesService {
        @Headers({"Accept: application/json", "Content-Type: application/json"})
        @Get(
            "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Network/vpnSites"
                + "/{vpnSiteName}")
        @ExpectedResponses({200})
        @UnexpectedResponseExceptionType(ManagementException.class)
        Mono<Response<VpnSiteInner>> getByResourceGroup(
            @HostParam("$host") String endpoint,
            @PathParam("subscriptionId") String subscriptionId,
            @PathParam("resourceGroupName") String resourceGroupName,
            @PathParam("vpnSiteName") String vpnSiteName,
            @QueryParam("api-version") String apiVersion,
            Context context);

        @Headers({"Accept: application/json", "Content-Type: application/json"})
        @Put(
            "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Network/vpnSites"
                + "/{vpnSiteName}")
        @ExpectedResponses({200, 201})
        @UnexpectedResponseExceptionType(ManagementException.class)
        Mono<Response<Flux<ByteBuffer>>> createOrUpdate(
            @HostParam("$host") String endpoint,
            @PathParam("subscriptionId") String subscriptionId,
            @PathParam("resourceGroupName") String resourceGroupName,
            @PathParam("vpnSiteName") String vpnSiteName,
            @QueryParam("api-version") String apiVersion,
            @BodyParam("application/json") VpnSiteInner vpnSiteParameters,
            Context context);

        @Headers({"Accept: application/json", "Content-Type: application/json"})
        @Patch(
            "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Network/vpnSites"
                + "/{vpnSiteName}")
        @ExpectedResponses({200})
        @UnexpectedResponseExceptionType(ManagementException.class)
        Mono<Response<VpnSiteInner>> updateTags(
            @HostParam("$host") String endpoint,
            @PathParam("subscriptionId") String subscriptionId,
            @PathParam("resourceGroupName") String resourceGroupName,
            @PathParam("vpnSiteName") String vpnSiteName,
            @QueryParam("api-version") String apiVersion,
            @BodyParam("application/json") TagsObject vpnSiteParameters,
            Context context);

        @Headers({"Accept: application/json;q=0.9", "Content-Type: application/json"})
        @Delete(
            "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Network/vpnSites"
                + "/{vpnSiteName}")
        @ExpectedResponses({200, 202, 204})
        @UnexpectedResponseExceptionType(ManagementException.class)
        Mono<Response<Flux<ByteBuffer>>> delete(
            @HostParam("$host") String endpoint,
            @PathParam("subscriptionId") String subscriptionId,
            @PathParam("resourceGroupName") String resourceGroupName,
            @PathParam("vpnSiteName") String vpnSiteName,
            @QueryParam("api-version") String apiVersion,
            Context context);

        @Headers({"Accept: application/json", "Content-Type: application/json"})
        @Get("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Network/vpnSites")
        @ExpectedResponses({200})
        @UnexpectedResponseExceptionType(ManagementException.class)
        Mono<Response<ListVpnSitesResult>> listByResourceGroup(
            @HostParam("$host") String endpoint,
            @PathParam("subscriptionId") String subscriptionId,
            @PathParam("resourceGroupName") String resourceGroupName,
            @QueryParam("api-version") String apiVersion,
            Context context);

        @Headers({"Accept: application/json", "Content-Type: application/json"})
        @Get("/subscriptions/{subscriptionId}/providers/Microsoft.Network/vpnSites")
        @ExpectedResponses({200})
        @UnexpectedResponseExceptionType(ManagementException.class)
        Mono<Response<ListVpnSitesResult>> list(
            @HostParam("$host") String endpoint,
            @PathParam("subscriptionId") String subscriptionId,
            @QueryParam("api-version") String apiVersion,
            Context context);

        @Headers({"Accept: application/json", "Content-Type: application/json"})
        @Get("{nextLink}")
        @ExpectedResponses({200})
        @UnexpectedResponseExceptionType(ManagementException.class)
        Mono<Response<ListVpnSitesResult>> listByResourceGroupNext(
            @PathParam(value = "nextLink", encoded = true) String nextLink, Context context);

        @Headers({"Accept: application/json", "Content-Type: application/json"})
        @Get("{nextLink}")
        @ExpectedResponses({200})
        @UnexpectedResponseExceptionType(ManagementException.class)
        Mono<Response<ListVpnSitesResult>> listNext(
            @PathParam(value = "nextLink", encoded = true) String nextLink, Context context);
    }

    /**
     * Retrieves the details of a VPN site.
     *
     * @param resourceGroupName The resource group name of the VpnSite.
     * @param vpnSiteName The name of the VpnSite being retrieved.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return vpnSite Resource.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public Mono<Response<VpnSiteInner>> getByResourceGroupWithResponseAsync(
        String resourceGroupName, String vpnSiteName) {
        if (this.client.getEndpoint() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getEndpoint() is required and cannot be null."));
        }
        if (this.client.getSubscriptionId() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getSubscriptionId() is required and cannot be null."));
        }
        if (resourceGroupName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter resourceGroupName is required and cannot be null."));
        }
        if (vpnSiteName == null) {
            return Mono.error(new IllegalArgumentException("Parameter vpnSiteName is required and cannot be null."));
        }
        final String apiVersion = "2020-05-01";
        return FluxUtil
            .withContext(
                context ->
                    service
                        .getByResourceGroup(
                            this.client.getEndpoint(),
                            this.client.getSubscriptionId(),
                            resourceGroupName,
                            vpnSiteName,
                            apiVersion,
                            context))
            .subscriberContext(context -> context.putAll(FluxUtil.toReactorContext(this.client.getContext())));
    }

    /**
     * Retrieves the details of a VPN site.
     *
     * @param resourceGroupName The resource group name of the VpnSite.
     * @param vpnSiteName The name of the VpnSite being retrieved.
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return vpnSite Resource.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<Response<VpnSiteInner>> getByResourceGroupWithResponseAsync(
        String resourceGroupName, String vpnSiteName, Context context) {
        if (this.client.getEndpoint() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getEndpoint() is required and cannot be null."));
        }
        if (this.client.getSubscriptionId() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getSubscriptionId() is required and cannot be null."));
        }
        if (resourceGroupName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter resourceGroupName is required and cannot be null."));
        }
        if (vpnSiteName == null) {
            return Mono.error(new IllegalArgumentException("Parameter vpnSiteName is required and cannot be null."));
        }
        final String apiVersion = "2020-05-01";
        context = this.client.mergeContext(context);
        return service
            .getByResourceGroup(
                this.client.getEndpoint(),
                this.client.getSubscriptionId(),
                resourceGroupName,
                vpnSiteName,
                apiVersion,
                context);
    }

    /**
     * Retrieves the details of a VPN site.
     *
     * @param resourceGroupName The resource group name of the VpnSite.
     * @param vpnSiteName The name of the VpnSite being retrieved.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return vpnSite Resource.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public Mono<VpnSiteInner> getByResourceGroupAsync(String resourceGroupName, String vpnSiteName) {
        return getByResourceGroupWithResponseAsync(resourceGroupName, vpnSiteName)
            .flatMap(
                (Response<VpnSiteInner> res) -> {
                    if (res.getValue() != null) {
                        return Mono.just(res.getValue());
                    } else {
                        return Mono.empty();
                    }
                });
    }

    /**
     * Retrieves the details of a VPN site.
     *
     * @param resourceGroupName The resource group name of the VpnSite.
     * @param vpnSiteName The name of the VpnSite being retrieved.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return vpnSite Resource.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public VpnSiteInner getByResourceGroup(String resourceGroupName, String vpnSiteName) {
        return getByResourceGroupAsync(resourceGroupName, vpnSiteName).block();
    }

    /**
     * Retrieves the details of a VPN site.
     *
     * @param resourceGroupName The resource group name of the VpnSite.
     * @param vpnSiteName The name of the VpnSite being retrieved.
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return vpnSite Resource.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public Response<VpnSiteInner> getByResourceGroupWithResponse(
        String resourceGroupName, String vpnSiteName, Context context) {
        return getByResourceGroupWithResponseAsync(resourceGroupName, vpnSiteName, context).block();
    }

    /**
     * Creates a VpnSite resource if it doesn't exist else updates the existing VpnSite.
     *
     * @param resourceGroupName The resource group name of the VpnSite.
     * @param vpnSiteName The name of the VpnSite being created or updated.
     * @param vpnSiteParameters VpnSite Resource.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return vpnSite Resource.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public Mono<Response<Flux<ByteBuffer>>> createOrUpdateWithResponseAsync(
        String resourceGroupName, String vpnSiteName, VpnSiteInner vpnSiteParameters) {
        if (this.client.getEndpoint() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getEndpoint() is required and cannot be null."));
        }
        if (this.client.getSubscriptionId() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getSubscriptionId() is required and cannot be null."));
        }
        if (resourceGroupName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter resourceGroupName is required and cannot be null."));
        }
        if (vpnSiteName == null) {
            return Mono.error(new IllegalArgumentException("Parameter vpnSiteName is required and cannot be null."));
        }
        if (vpnSiteParameters == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter vpnSiteParameters is required and cannot be null."));
        } else {
            vpnSiteParameters.validate();
        }
        final String apiVersion = "2020-05-01";
        return FluxUtil
            .withContext(
                context ->
                    service
                        .createOrUpdate(
                            this.client.getEndpoint(),
                            this.client.getSubscriptionId(),
                            resourceGroupName,
                            vpnSiteName,
                            apiVersion,
                            vpnSiteParameters,
                            context))
            .subscriberContext(context -> context.putAll(FluxUtil.toReactorContext(this.client.getContext())));
    }

    /**
     * Creates a VpnSite resource if it doesn't exist else updates the existing VpnSite.
     *
     * @param resourceGroupName The resource group name of the VpnSite.
     * @param vpnSiteName The name of the VpnSite being created or updated.
     * @param vpnSiteParameters VpnSite Resource.
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return vpnSite Resource.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<Response<Flux<ByteBuffer>>> createOrUpdateWithResponseAsync(
        String resourceGroupName, String vpnSiteName, VpnSiteInner vpnSiteParameters, Context context) {
        if (this.client.getEndpoint() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getEndpoint() is required and cannot be null."));
        }
        if (this.client.getSubscriptionId() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getSubscriptionId() is required and cannot be null."));
        }
        if (resourceGroupName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter resourceGroupName is required and cannot be null."));
        }
        if (vpnSiteName == null) {
            return Mono.error(new IllegalArgumentException("Parameter vpnSiteName is required and cannot be null."));
        }
        if (vpnSiteParameters == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter vpnSiteParameters is required and cannot be null."));
        } else {
            vpnSiteParameters.validate();
        }
        final String apiVersion = "2020-05-01";
        context = this.client.mergeContext(context);
        return service
            .createOrUpdate(
                this.client.getEndpoint(),
                this.client.getSubscriptionId(),
                resourceGroupName,
                vpnSiteName,
                apiVersion,
                vpnSiteParameters,
                context);
    }

    /**
     * Creates a VpnSite resource if it doesn't exist else updates the existing VpnSite.
     *
     * @param resourceGroupName The resource group name of the VpnSite.
     * @param vpnSiteName The name of the VpnSite being created or updated.
     * @param vpnSiteParameters VpnSite Resource.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return vpnSite Resource.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public PollerFlux<PollResult<VpnSiteInner>, VpnSiteInner> beginCreateOrUpdateAsync(
        String resourceGroupName, String vpnSiteName, VpnSiteInner vpnSiteParameters) {
        Mono<Response<Flux<ByteBuffer>>> mono =
            createOrUpdateWithResponseAsync(resourceGroupName, vpnSiteName, vpnSiteParameters);
        return this
            .client
            .<VpnSiteInner, VpnSiteInner>getLroResult(
                mono, this.client.getHttpPipeline(), VpnSiteInner.class, VpnSiteInner.class, Context.NONE);
    }

    /**
     * Creates a VpnSite resource if it doesn't exist else updates the existing VpnSite.
     *
     * @param resourceGroupName The resource group name of the VpnSite.
     * @param vpnSiteName The name of the VpnSite being created or updated.
     * @param vpnSiteParameters VpnSite Resource.
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return vpnSite Resource.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private PollerFlux<PollResult<VpnSiteInner>, VpnSiteInner> beginCreateOrUpdateAsync(
        String resourceGroupName, String vpnSiteName, VpnSiteInner vpnSiteParameters, Context context) {
        context = this.client.mergeContext(context);
        Mono<Response<Flux<ByteBuffer>>> mono =
            createOrUpdateWithResponseAsync(resourceGroupName, vpnSiteName, vpnSiteParameters, context);
        return this
            .client
            .<VpnSiteInner, VpnSiteInner>getLroResult(
                mono, this.client.getHttpPipeline(), VpnSiteInner.class, VpnSiteInner.class, context);
    }

    /**
     * Creates a VpnSite resource if it doesn't exist else updates the existing VpnSite.
     *
     * @param resourceGroupName The resource group name of the VpnSite.
     * @param vpnSiteName The name of the VpnSite being created or updated.
     * @param vpnSiteParameters VpnSite Resource.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return vpnSite Resource.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public SyncPoller<PollResult<VpnSiteInner>, VpnSiteInner> beginCreateOrUpdate(
        String resourceGroupName, String vpnSiteName, VpnSiteInner vpnSiteParameters) {
        return beginCreateOrUpdateAsync(resourceGroupName, vpnSiteName, vpnSiteParameters).getSyncPoller();
    }

    /**
     * Creates a VpnSite resource if it doesn't exist else updates the existing VpnSite.
     *
     * @param resourceGroupName The resource group name of the VpnSite.
     * @param vpnSiteName The name of the VpnSite being created or updated.
     * @param vpnSiteParameters VpnSite Resource.
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return vpnSite Resource.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public SyncPoller<PollResult<VpnSiteInner>, VpnSiteInner> beginCreateOrUpdate(
        String resourceGroupName, String vpnSiteName, VpnSiteInner vpnSiteParameters, Context context) {
        return beginCreateOrUpdateAsync(resourceGroupName, vpnSiteName, vpnSiteParameters, context).getSyncPoller();
    }

    /**
     * Creates a VpnSite resource if it doesn't exist else updates the existing VpnSite.
     *
     * @param resourceGroupName The resource group name of the VpnSite.
     * @param vpnSiteName The name of the VpnSite being created or updated.
     * @param vpnSiteParameters VpnSite Resource.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return vpnSite Resource.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public Mono<VpnSiteInner> createOrUpdateAsync(
        String resourceGroupName, String vpnSiteName, VpnSiteInner vpnSiteParameters) {
        return beginCreateOrUpdateAsync(resourceGroupName, vpnSiteName, vpnSiteParameters)
            .last()
            .flatMap(this.client::getLroFinalResultOrError);
    }

    /**
     * Creates a VpnSite resource if it doesn't exist else updates the existing VpnSite.
     *
     * @param resourceGroupName The resource group name of the VpnSite.
     * @param vpnSiteName The name of the VpnSite being created or updated.
     * @param vpnSiteParameters VpnSite Resource.
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return vpnSite Resource.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<VpnSiteInner> createOrUpdateAsync(
        String resourceGroupName, String vpnSiteName, VpnSiteInner vpnSiteParameters, Context context) {
        return beginCreateOrUpdateAsync(resourceGroupName, vpnSiteName, vpnSiteParameters, context)
            .last()
            .flatMap(this.client::getLroFinalResultOrError);
    }

    /**
     * Creates a VpnSite resource if it doesn't exist else updates the existing VpnSite.
     *
     * @param resourceGroupName The resource group name of the VpnSite.
     * @param vpnSiteName The name of the VpnSite being created or updated.
     * @param vpnSiteParameters VpnSite Resource.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return vpnSite Resource.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public VpnSiteInner createOrUpdate(String resourceGroupName, String vpnSiteName, VpnSiteInner vpnSiteParameters) {
        return createOrUpdateAsync(resourceGroupName, vpnSiteName, vpnSiteParameters).block();
    }

    /**
     * Creates a VpnSite resource if it doesn't exist else updates the existing VpnSite.
     *
     * @param resourceGroupName The resource group name of the VpnSite.
     * @param vpnSiteName The name of the VpnSite being created or updated.
     * @param vpnSiteParameters VpnSite Resource.
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return vpnSite Resource.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public VpnSiteInner createOrUpdate(
        String resourceGroupName, String vpnSiteName, VpnSiteInner vpnSiteParameters, Context context) {
        return createOrUpdateAsync(resourceGroupName, vpnSiteName, vpnSiteParameters, context).block();
    }

    /**
     * Updates VpnSite tags.
     *
     * @param resourceGroupName The resource group name of the VpnSite.
     * @param vpnSiteName The name of the VpnSite being updated.
     * @param tags Resource tags.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return vpnSite Resource.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public Mono<Response<VpnSiteInner>> updateTagsWithResponseAsync(
        String resourceGroupName, String vpnSiteName, Map<String, String> tags) {
        if (this.client.getEndpoint() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getEndpoint() is required and cannot be null."));
        }
        if (this.client.getSubscriptionId() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getSubscriptionId() is required and cannot be null."));
        }
        if (resourceGroupName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter resourceGroupName is required and cannot be null."));
        }
        if (vpnSiteName == null) {
            return Mono.error(new IllegalArgumentException("Parameter vpnSiteName is required and cannot be null."));
        }
        final String apiVersion = "2020-05-01";
        TagsObject vpnSiteParameters = new TagsObject();
        vpnSiteParameters.withTags(tags);
        return FluxUtil
            .withContext(
                context ->
                    service
                        .updateTags(
                            this.client.getEndpoint(),
                            this.client.getSubscriptionId(),
                            resourceGroupName,
                            vpnSiteName,
                            apiVersion,
                            vpnSiteParameters,
                            context))
            .subscriberContext(context -> context.putAll(FluxUtil.toReactorContext(this.client.getContext())));
    }

    /**
     * Updates VpnSite tags.
     *
     * @param resourceGroupName The resource group name of the VpnSite.
     * @param vpnSiteName The name of the VpnSite being updated.
     * @param tags Resource tags.
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return vpnSite Resource.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<Response<VpnSiteInner>> updateTagsWithResponseAsync(
        String resourceGroupName, String vpnSiteName, Map<String, String> tags, Context context) {
        if (this.client.getEndpoint() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getEndpoint() is required and cannot be null."));
        }
        if (this.client.getSubscriptionId() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getSubscriptionId() is required and cannot be null."));
        }
        if (resourceGroupName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter resourceGroupName is required and cannot be null."));
        }
        if (vpnSiteName == null) {
            return Mono.error(new IllegalArgumentException("Parameter vpnSiteName is required and cannot be null."));
        }
        final String apiVersion = "2020-05-01";
        TagsObject vpnSiteParameters = new TagsObject();
        vpnSiteParameters.withTags(tags);
        context = this.client.mergeContext(context);
        return service
            .updateTags(
                this.client.getEndpoint(),
                this.client.getSubscriptionId(),
                resourceGroupName,
                vpnSiteName,
                apiVersion,
                vpnSiteParameters,
                context);
    }

    /**
     * Updates VpnSite tags.
     *
     * @param resourceGroupName The resource group name of the VpnSite.
     * @param vpnSiteName The name of the VpnSite being updated.
     * @param tags Resource tags.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return vpnSite Resource.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public Mono<VpnSiteInner> updateTagsAsync(String resourceGroupName, String vpnSiteName, Map<String, String> tags) {
        return updateTagsWithResponseAsync(resourceGroupName, vpnSiteName, tags)
            .flatMap(
                (Response<VpnSiteInner> res) -> {
                    if (res.getValue() != null) {
                        return Mono.just(res.getValue());
                    } else {
                        return Mono.empty();
                    }
                });
    }

    /**
     * Updates VpnSite tags.
     *
     * @param resourceGroupName The resource group name of the VpnSite.
     * @param vpnSiteName The name of the VpnSite being updated.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return vpnSite Resource.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public Mono<VpnSiteInner> updateTagsAsync(String resourceGroupName, String vpnSiteName) {
        final Map<String, String> tags = null;
        return updateTagsWithResponseAsync(resourceGroupName, vpnSiteName, tags)
            .flatMap(
                (Response<VpnSiteInner> res) -> {
                    if (res.getValue() != null) {
                        return Mono.just(res.getValue());
                    } else {
                        return Mono.empty();
                    }
                });
    }

    /**
     * Updates VpnSite tags.
     *
     * @param resourceGroupName The resource group name of the VpnSite.
     * @param vpnSiteName The name of the VpnSite being updated.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return vpnSite Resource.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public VpnSiteInner updateTags(String resourceGroupName, String vpnSiteName) {
        final Map<String, String> tags = null;
        return updateTagsAsync(resourceGroupName, vpnSiteName, tags).block();
    }

    /**
     * Updates VpnSite tags.
     *
     * @param resourceGroupName The resource group name of the VpnSite.
     * @param vpnSiteName The name of the VpnSite being updated.
     * @param tags Resource tags.
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return vpnSite Resource.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public Response<VpnSiteInner> updateTagsWithResponse(
        String resourceGroupName, String vpnSiteName, Map<String, String> tags, Context context) {
        return updateTagsWithResponseAsync(resourceGroupName, vpnSiteName, tags, context).block();
    }

    /**
     * Deletes a VpnSite.
     *
     * @param resourceGroupName The resource group name of the VpnSite.
     * @param vpnSiteName The name of the VpnSite being deleted.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return the completion.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public Mono<Response<Flux<ByteBuffer>>> deleteWithResponseAsync(String resourceGroupName, String vpnSiteName) {
        if (this.client.getEndpoint() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getEndpoint() is required and cannot be null."));
        }
        if (this.client.getSubscriptionId() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getSubscriptionId() is required and cannot be null."));
        }
        if (resourceGroupName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter resourceGroupName is required and cannot be null."));
        }
        if (vpnSiteName == null) {
            return Mono.error(new IllegalArgumentException("Parameter vpnSiteName is required and cannot be null."));
        }
        final String apiVersion = "2020-05-01";
        return FluxUtil
            .withContext(
                context ->
                    service
                        .delete(
                            this.client.getEndpoint(),
                            this.client.getSubscriptionId(),
                            resourceGroupName,
                            vpnSiteName,
                            apiVersion,
                            context))
            .subscriberContext(context -> context.putAll(FluxUtil.toReactorContext(this.client.getContext())));
    }

    /**
     * Deletes a VpnSite.
     *
     * @param resourceGroupName The resource group name of the VpnSite.
     * @param vpnSiteName The name of the VpnSite being deleted.
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return the completion.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<Response<Flux<ByteBuffer>>> deleteWithResponseAsync(
        String resourceGroupName, String vpnSiteName, Context context) {
        if (this.client.getEndpoint() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getEndpoint() is required and cannot be null."));
        }
        if (this.client.getSubscriptionId() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getSubscriptionId() is required and cannot be null."));
        }
        if (resourceGroupName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter resourceGroupName is required and cannot be null."));
        }
        if (vpnSiteName == null) {
            return Mono.error(new IllegalArgumentException("Parameter vpnSiteName is required and cannot be null."));
        }
        final String apiVersion = "2020-05-01";
        context = this.client.mergeContext(context);
        return service
            .delete(
                this.client.getEndpoint(),
                this.client.getSubscriptionId(),
                resourceGroupName,
                vpnSiteName,
                apiVersion,
                context);
    }

    /**
     * Deletes a VpnSite.
     *
     * @param resourceGroupName The resource group name of the VpnSite.
     * @param vpnSiteName The name of the VpnSite being deleted.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return the completion.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public PollerFlux<PollResult<Void>, Void> beginDeleteAsync(String resourceGroupName, String vpnSiteName) {
        Mono<Response<Flux<ByteBuffer>>> mono = deleteWithResponseAsync(resourceGroupName, vpnSiteName);
        return this
            .client
            .<Void, Void>getLroResult(mono, this.client.getHttpPipeline(), Void.class, Void.class, Context.NONE);
    }

    /**
     * Deletes a VpnSite.
     *
     * @param resourceGroupName The resource group name of the VpnSite.
     * @param vpnSiteName The name of the VpnSite being deleted.
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return the completion.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private PollerFlux<PollResult<Void>, Void> beginDeleteAsync(
        String resourceGroupName, String vpnSiteName, Context context) {
        context = this.client.mergeContext(context);
        Mono<Response<Flux<ByteBuffer>>> mono = deleteWithResponseAsync(resourceGroupName, vpnSiteName, context);
        return this
            .client
            .<Void, Void>getLroResult(mono, this.client.getHttpPipeline(), Void.class, Void.class, context);
    }

    /**
     * Deletes a VpnSite.
     *
     * @param resourceGroupName The resource group name of the VpnSite.
     * @param vpnSiteName The name of the VpnSite being deleted.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return the completion.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public SyncPoller<PollResult<Void>, Void> beginDelete(String resourceGroupName, String vpnSiteName) {
        return beginDeleteAsync(resourceGroupName, vpnSiteName).getSyncPoller();
    }

    /**
     * Deletes a VpnSite.
     *
     * @param resourceGroupName The resource group name of the VpnSite.
     * @param vpnSiteName The name of the VpnSite being deleted.
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return the completion.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public SyncPoller<PollResult<Void>, Void> beginDelete(
        String resourceGroupName, String vpnSiteName, Context context) {
        return beginDeleteAsync(resourceGroupName, vpnSiteName, context).getSyncPoller();
    }

    /**
     * Deletes a VpnSite.
     *
     * @param resourceGroupName The resource group name of the VpnSite.
     * @param vpnSiteName The name of the VpnSite being deleted.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return the completion.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public Mono<Void> deleteAsync(String resourceGroupName, String vpnSiteName) {
        return beginDeleteAsync(resourceGroupName, vpnSiteName).last().flatMap(this.client::getLroFinalResultOrError);
    }

    /**
     * Deletes a VpnSite.
     *
     * @param resourceGroupName The resource group name of the VpnSite.
     * @param vpnSiteName The name of the VpnSite being deleted.
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return the completion.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<Void> deleteAsync(String resourceGroupName, String vpnSiteName, Context context) {
        return beginDeleteAsync(resourceGroupName, vpnSiteName, context)
            .last()
            .flatMap(this.client::getLroFinalResultOrError);
    }

    /**
     * Deletes a VpnSite.
     *
     * @param resourceGroupName The resource group name of the VpnSite.
     * @param vpnSiteName The name of the VpnSite being deleted.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public void delete(String resourceGroupName, String vpnSiteName) {
        deleteAsync(resourceGroupName, vpnSiteName).block();
    }

    /**
     * Deletes a VpnSite.
     *
     * @param resourceGroupName The resource group name of the VpnSite.
     * @param vpnSiteName The name of the VpnSite being deleted.
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public void delete(String resourceGroupName, String vpnSiteName, Context context) {
        deleteAsync(resourceGroupName, vpnSiteName, context).block();
    }

    /**
     * Lists all the vpnSites in a resource group.
     *
     * @param resourceGroupName The resource group name of the VpnSite.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return result of the request to list VpnSites.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<PagedResponse<VpnSiteInner>> listByResourceGroupSinglePageAsync(String resourceGroupName) {
        if (this.client.getEndpoint() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getEndpoint() is required and cannot be null."));
        }
        if (this.client.getSubscriptionId() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getSubscriptionId() is required and cannot be null."));
        }
        if (resourceGroupName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter resourceGroupName is required and cannot be null."));
        }
        final String apiVersion = "2020-05-01";
        return FluxUtil
            .withContext(
                context ->
                    service
                        .listByResourceGroup(
                            this.client.getEndpoint(),
                            this.client.getSubscriptionId(),
                            resourceGroupName,
                            apiVersion,
                            context))
            .<PagedResponse<VpnSiteInner>>map(
                res ->
                    new PagedResponseBase<>(
                        res.getRequest(),
                        res.getStatusCode(),
                        res.getHeaders(),
                        res.getValue().value(),
                        res.getValue().nextLink(),
                        null))
            .subscriberContext(context -> context.putAll(FluxUtil.toReactorContext(this.client.getContext())));
    }

    /**
     * Lists all the vpnSites in a resource group.
     *
     * @param resourceGroupName The resource group name of the VpnSite.
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return result of the request to list VpnSites.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<PagedResponse<VpnSiteInner>> listByResourceGroupSinglePageAsync(
        String resourceGroupName, Context context) {
        if (this.client.getEndpoint() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getEndpoint() is required and cannot be null."));
        }
        if (this.client.getSubscriptionId() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getSubscriptionId() is required and cannot be null."));
        }
        if (resourceGroupName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter resourceGroupName is required and cannot be null."));
        }
        final String apiVersion = "2020-05-01";
        context = this.client.mergeContext(context);
        return service
            .listByResourceGroup(
                this.client.getEndpoint(), this.client.getSubscriptionId(), resourceGroupName, apiVersion, context)
            .map(
                res ->
                    new PagedResponseBase<>(
                        res.getRequest(),
                        res.getStatusCode(),
                        res.getHeaders(),
                        res.getValue().value(),
                        res.getValue().nextLink(),
                        null));
    }

    /**
     * Lists all the vpnSites in a resource group.
     *
     * @param resourceGroupName The resource group name of the VpnSite.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return result of the request to list VpnSites.
     */
    @ServiceMethod(returns = ReturnType.COLLECTION)
    public PagedFlux<VpnSiteInner> listByResourceGroupAsync(String resourceGroupName) {
        return new PagedFlux<>(
            () -> listByResourceGroupSinglePageAsync(resourceGroupName),
            nextLink -> listByResourceGroupNextSinglePageAsync(nextLink));
    }

    /**
     * Lists all the vpnSites in a resource group.
     *
     * @param resourceGroupName The resource group name of the VpnSite.
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return result of the request to list VpnSites.
     */
    @ServiceMethod(returns = ReturnType.COLLECTION)
    private PagedFlux<VpnSiteInner> listByResourceGroupAsync(String resourceGroupName, Context context) {
        return new PagedFlux<>(
            () -> listByResourceGroupSinglePageAsync(resourceGroupName, context),
            nextLink -> listByResourceGroupNextSinglePageAsync(nextLink, context));
    }

    /**
     * Lists all the vpnSites in a resource group.
     *
     * @param resourceGroupName The resource group name of the VpnSite.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return result of the request to list VpnSites.
     */
    @ServiceMethod(returns = ReturnType.COLLECTION)
    public PagedIterable<VpnSiteInner> listByResourceGroup(String resourceGroupName) {
        return new PagedIterable<>(listByResourceGroupAsync(resourceGroupName));
    }

    /**
     * Lists all the vpnSites in a resource group.
     *
     * @param resourceGroupName The resource group name of the VpnSite.
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return result of the request to list VpnSites.
     */
    @ServiceMethod(returns = ReturnType.COLLECTION)
    public PagedIterable<VpnSiteInner> listByResourceGroup(String resourceGroupName, Context context) {
        return new PagedIterable<>(listByResourceGroupAsync(resourceGroupName, context));
    }

    /**
     * Lists all the VpnSites in a subscription.
     *
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return result of the request to list VpnSites.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<PagedResponse<VpnSiteInner>> listSinglePageAsync() {
        if (this.client.getEndpoint() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getEndpoint() is required and cannot be null."));
        }
        if (this.client.getSubscriptionId() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getSubscriptionId() is required and cannot be null."));
        }
        final String apiVersion = "2020-05-01";
        return FluxUtil
            .withContext(
                context ->
                    service.list(this.client.getEndpoint(), this.client.getSubscriptionId(), apiVersion, context))
            .<PagedResponse<VpnSiteInner>>map(
                res ->
                    new PagedResponseBase<>(
                        res.getRequest(),
                        res.getStatusCode(),
                        res.getHeaders(),
                        res.getValue().value(),
                        res.getValue().nextLink(),
                        null))
            .subscriberContext(context -> context.putAll(FluxUtil.toReactorContext(this.client.getContext())));
    }

    /**
     * Lists all the VpnSites in a subscription.
     *
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return result of the request to list VpnSites.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<PagedResponse<VpnSiteInner>> listSinglePageAsync(Context context) {
        if (this.client.getEndpoint() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getEndpoint() is required and cannot be null."));
        }
        if (this.client.getSubscriptionId() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getSubscriptionId() is required and cannot be null."));
        }
        final String apiVersion = "2020-05-01";
        context = this.client.mergeContext(context);
        return service
            .list(this.client.getEndpoint(), this.client.getSubscriptionId(), apiVersion, context)
            .map(
                res ->
                    new PagedResponseBase<>(
                        res.getRequest(),
                        res.getStatusCode(),
                        res.getHeaders(),
                        res.getValue().value(),
                        res.getValue().nextLink(),
                        null));
    }

    /**
     * Lists all the VpnSites in a subscription.
     *
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return result of the request to list VpnSites.
     */
    @ServiceMethod(returns = ReturnType.COLLECTION)
    public PagedFlux<VpnSiteInner> listAsync() {
        return new PagedFlux<>(() -> listSinglePageAsync(), nextLink -> listNextSinglePageAsync(nextLink));
    }

    /**
     * Lists all the VpnSites in a subscription.
     *
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return result of the request to list VpnSites.
     */
    @ServiceMethod(returns = ReturnType.COLLECTION)
    private PagedFlux<VpnSiteInner> listAsync(Context context) {
        return new PagedFlux<>(
            () -> listSinglePageAsync(context), nextLink -> listNextSinglePageAsync(nextLink, context));
    }

    /**
     * Lists all the VpnSites in a subscription.
     *
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return result of the request to list VpnSites.
     */
    @ServiceMethod(returns = ReturnType.COLLECTION)
    public PagedIterable<VpnSiteInner> list() {
        return new PagedIterable<>(listAsync());
    }

    /**
     * Lists all the VpnSites in a subscription.
     *
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return result of the request to list VpnSites.
     */
    @ServiceMethod(returns = ReturnType.COLLECTION)
    public PagedIterable<VpnSiteInner> list(Context context) {
        return new PagedIterable<>(listAsync(context));
    }

    /**
     * Get the next page of items.
     *
     * @param nextLink The nextLink parameter.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return result of the request to list VpnSites.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<PagedResponse<VpnSiteInner>> listByResourceGroupNextSinglePageAsync(String nextLink) {
        if (nextLink == null) {
            return Mono.error(new IllegalArgumentException("Parameter nextLink is required and cannot be null."));
        }
        return FluxUtil
            .withContext(context -> service.listByResourceGroupNext(nextLink, context))
            .<PagedResponse<VpnSiteInner>>map(
                res ->
                    new PagedResponseBase<>(
                        res.getRequest(),
                        res.getStatusCode(),
                        res.getHeaders(),
                        res.getValue().value(),
                        res.getValue().nextLink(),
                        null))
            .subscriberContext(context -> context.putAll(FluxUtil.toReactorContext(this.client.getContext())));
    }

    /**
     * Get the next page of items.
     *
     * @param nextLink The nextLink parameter.
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return result of the request to list VpnSites.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<PagedResponse<VpnSiteInner>> listByResourceGroupNextSinglePageAsync(String nextLink, Context context) {
        if (nextLink == null) {
            return Mono.error(new IllegalArgumentException("Parameter nextLink is required and cannot be null."));
        }
        context = this.client.mergeContext(context);
        return service
            .listByResourceGroupNext(nextLink, context)
            .map(
                res ->
                    new PagedResponseBase<>(
                        res.getRequest(),
                        res.getStatusCode(),
                        res.getHeaders(),
                        res.getValue().value(),
                        res.getValue().nextLink(),
                        null));
    }

    /**
     * Get the next page of items.
     *
     * @param nextLink The nextLink parameter.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return result of the request to list VpnSites.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<PagedResponse<VpnSiteInner>> listNextSinglePageAsync(String nextLink) {
        if (nextLink == null) {
            return Mono.error(new IllegalArgumentException("Parameter nextLink is required and cannot be null."));
        }
        return FluxUtil
            .withContext(context -> service.listNext(nextLink, context))
            .<PagedResponse<VpnSiteInner>>map(
                res ->
                    new PagedResponseBase<>(
                        res.getRequest(),
                        res.getStatusCode(),
                        res.getHeaders(),
                        res.getValue().value(),
                        res.getValue().nextLink(),
                        null))
            .subscriberContext(context -> context.putAll(FluxUtil.toReactorContext(this.client.getContext())));
    }

    /**
     * Get the next page of items.
     *
     * @param nextLink The nextLink parameter.
     * @param context The context to associate with this operation.
     * @throws IllegalArgumentException thrown if parameters fail the validation.
     * @throws ManagementException thrown if the request is rejected by server.
     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent.
     * @return result of the request to list VpnSites.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<PagedResponse<VpnSiteInner>> listNextSinglePageAsync(String nextLink, Context context) {
        if (nextLink == null) {
            return Mono.error(new IllegalArgumentException("Parameter nextLink is required and cannot be null."));
        }
        context = this.client.mergeContext(context);
        return service
            .listNext(nextLink, context)
            .map(
                res ->
                    new PagedResponseBase<>(
                        res.getRequest(),
                        res.getStatusCode(),
                        res.getHeaders(),
                        res.getValue().value(),
                        res.getValue().nextLink(),
                        null));
    }
}