FirewallPoliciesClientImpl.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.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.FirewallPoliciesClient;
import com.azure.resourcemanager.network.fluent.models.FirewallPolicyInner;
import com.azure.resourcemanager.network.models.FirewallPolicyListResult;
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 reactor.core.publisher.Flux;
import reactor.core.publisher.Mono;

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

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

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

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

    /**
     * The interface defining all the services for NetworkManagementClientFirewallPolicies to be used by the proxy
     * service to perform REST calls.
     */
    @Host("{$host}")
    @ServiceInterface(name = "NetworkManagementCli")
    private interface FirewallPoliciesService {
        @Headers({"Accept: application/json;q=0.9", "Content-Type: application/json"})
        @Delete(
            "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Network"
                + "/firewallPolicies/{firewallPolicyName}")
        @ExpectedResponses({200, 202, 204})
        @UnexpectedResponseExceptionType(ManagementException.class)
        Mono<Response<Flux<ByteBuffer>>> delete(
            @HostParam("$host") String endpoint,
            @PathParam("resourceGroupName") String resourceGroupName,
            @PathParam("firewallPolicyName") String firewallPolicyName,
            @QueryParam("api-version") String apiVersion,
            @PathParam("subscriptionId") String subscriptionId,
            Context context);

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

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

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

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

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

    /**
     * Deletes the specified Firewall Policy.
     *
     * @param resourceGroupName The name of the resource group.
     * @param firewallPolicyName The name of the Firewall Policy.
     * @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 firewallPolicyName) {
        if (this.client.getEndpoint() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getEndpoint() is required and cannot be null."));
        }
        if (resourceGroupName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter resourceGroupName is required and cannot be null."));
        }
        if (firewallPolicyName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter firewallPolicyName 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
                        .delete(
                            this.client.getEndpoint(),
                            resourceGroupName,
                            firewallPolicyName,
                            apiVersion,
                            this.client.getSubscriptionId(),
                            context))
            .subscriberContext(context -> context.putAll(FluxUtil.toReactorContext(this.client.getContext())));
    }

    /**
     * Deletes the specified Firewall Policy.
     *
     * @param resourceGroupName The name of the resource group.
     * @param firewallPolicyName The name of the Firewall Policy.
     * @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 firewallPolicyName, Context context) {
        if (this.client.getEndpoint() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getEndpoint() is required and cannot be null."));
        }
        if (resourceGroupName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter resourceGroupName is required and cannot be null."));
        }
        if (firewallPolicyName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter firewallPolicyName 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
            .delete(
                this.client.getEndpoint(),
                resourceGroupName,
                firewallPolicyName,
                apiVersion,
                this.client.getSubscriptionId(),
                context);
    }

    /**
     * Deletes the specified Firewall Policy.
     *
     * @param resourceGroupName The name of the resource group.
     * @param firewallPolicyName The name of the Firewall Policy.
     * @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 firewallPolicyName) {
        Mono<Response<Flux<ByteBuffer>>> mono = deleteWithResponseAsync(resourceGroupName, firewallPolicyName);
        return this
            .client
            .<Void, Void>getLroResult(mono, this.client.getHttpPipeline(), Void.class, Void.class, Context.NONE);
    }

    /**
     * Deletes the specified Firewall Policy.
     *
     * @param resourceGroupName The name of the resource group.
     * @param firewallPolicyName The name of the Firewall Policy.
     * @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 firewallPolicyName, Context context) {
        context = this.client.mergeContext(context);
        Mono<Response<Flux<ByteBuffer>>> mono = deleteWithResponseAsync(resourceGroupName, firewallPolicyName, context);
        return this
            .client
            .<Void, Void>getLroResult(mono, this.client.getHttpPipeline(), Void.class, Void.class, context);
    }

    /**
     * Deletes the specified Firewall Policy.
     *
     * @param resourceGroupName The name of the resource group.
     * @param firewallPolicyName The name of the Firewall Policy.
     * @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 firewallPolicyName) {
        return beginDeleteAsync(resourceGroupName, firewallPolicyName).getSyncPoller();
    }

    /**
     * Deletes the specified Firewall Policy.
     *
     * @param resourceGroupName The name of the resource group.
     * @param firewallPolicyName The name of the Firewall Policy.
     * @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 firewallPolicyName, Context context) {
        return beginDeleteAsync(resourceGroupName, firewallPolicyName, context).getSyncPoller();
    }

    /**
     * Deletes the specified Firewall Policy.
     *
     * @param resourceGroupName The name of the resource group.
     * @param firewallPolicyName The name of the Firewall Policy.
     * @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 firewallPolicyName) {
        return beginDeleteAsync(resourceGroupName, firewallPolicyName)
            .last()
            .flatMap(this.client::getLroFinalResultOrError);
    }

    /**
     * Deletes the specified Firewall Policy.
     *
     * @param resourceGroupName The name of the resource group.
     * @param firewallPolicyName The name of the Firewall Policy.
     * @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 firewallPolicyName, Context context) {
        return beginDeleteAsync(resourceGroupName, firewallPolicyName, context)
            .last()
            .flatMap(this.client::getLroFinalResultOrError);
    }

    /**
     * Deletes the specified Firewall Policy.
     *
     * @param resourceGroupName The name of the resource group.
     * @param firewallPolicyName The name of the Firewall Policy.
     * @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 firewallPolicyName) {
        deleteAsync(resourceGroupName, firewallPolicyName).block();
    }

    /**
     * Deletes the specified Firewall Policy.
     *
     * @param resourceGroupName The name of the resource group.
     * @param firewallPolicyName The name of the Firewall Policy.
     * @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 firewallPolicyName, Context context) {
        deleteAsync(resourceGroupName, firewallPolicyName, context).block();
    }

    /**
     * Gets the specified Firewall Policy.
     *
     * @param resourceGroupName The name of the resource group.
     * @param firewallPolicyName The name of the Firewall Policy.
     * @param expand Expands referenced resources.
     * @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 specified Firewall Policy.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public Mono<Response<FirewallPolicyInner>> getByResourceGroupWithResponseAsync(
        String resourceGroupName, String firewallPolicyName, String expand) {
        if (this.client.getEndpoint() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getEndpoint() is required and cannot be null."));
        }
        if (resourceGroupName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter resourceGroupName is required and cannot be null."));
        }
        if (firewallPolicyName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter firewallPolicyName 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
                        .getByResourceGroup(
                            this.client.getEndpoint(),
                            resourceGroupName,
                            firewallPolicyName,
                            apiVersion,
                            this.client.getSubscriptionId(),
                            expand,
                            context))
            .subscriberContext(context -> context.putAll(FluxUtil.toReactorContext(this.client.getContext())));
    }

    /**
     * Gets the specified Firewall Policy.
     *
     * @param resourceGroupName The name of the resource group.
     * @param firewallPolicyName The name of the Firewall Policy.
     * @param expand Expands referenced resources.
     * @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 specified Firewall Policy.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<Response<FirewallPolicyInner>> getByResourceGroupWithResponseAsync(
        String resourceGroupName, String firewallPolicyName, String expand, Context context) {
        if (this.client.getEndpoint() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getEndpoint() is required and cannot be null."));
        }
        if (resourceGroupName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter resourceGroupName is required and cannot be null."));
        }
        if (firewallPolicyName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter firewallPolicyName 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
            .getByResourceGroup(
                this.client.getEndpoint(),
                resourceGroupName,
                firewallPolicyName,
                apiVersion,
                this.client.getSubscriptionId(),
                expand,
                context);
    }

    /**
     * Gets the specified Firewall Policy.
     *
     * @param resourceGroupName The name of the resource group.
     * @param firewallPolicyName The name of the Firewall Policy.
     * @param expand Expands referenced resources.
     * @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 specified Firewall Policy.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public Mono<FirewallPolicyInner> getByResourceGroupAsync(
        String resourceGroupName, String firewallPolicyName, String expand) {
        return getByResourceGroupWithResponseAsync(resourceGroupName, firewallPolicyName, expand)
            .flatMap(
                (Response<FirewallPolicyInner> res) -> {
                    if (res.getValue() != null) {
                        return Mono.just(res.getValue());
                    } else {
                        return Mono.empty();
                    }
                });
    }

    /**
     * Gets the specified Firewall Policy.
     *
     * @param resourceGroupName The name of the resource group.
     * @param firewallPolicyName The name of the Firewall Policy.
     * @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 specified Firewall Policy.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public Mono<FirewallPolicyInner> getByResourceGroupAsync(String resourceGroupName, String firewallPolicyName) {
        final String expand = null;
        return getByResourceGroupWithResponseAsync(resourceGroupName, firewallPolicyName, expand)
            .flatMap(
                (Response<FirewallPolicyInner> res) -> {
                    if (res.getValue() != null) {
                        return Mono.just(res.getValue());
                    } else {
                        return Mono.empty();
                    }
                });
    }

    /**
     * Gets the specified Firewall Policy.
     *
     * @param resourceGroupName The name of the resource group.
     * @param firewallPolicyName The name of the Firewall Policy.
     * @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 specified Firewall Policy.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public FirewallPolicyInner getByResourceGroup(String resourceGroupName, String firewallPolicyName) {
        final String expand = null;
        return getByResourceGroupAsync(resourceGroupName, firewallPolicyName, expand).block();
    }

    /**
     * Gets the specified Firewall Policy.
     *
     * @param resourceGroupName The name of the resource group.
     * @param firewallPolicyName The name of the Firewall Policy.
     * @param expand Expands referenced resources.
     * @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 specified Firewall Policy.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public Response<FirewallPolicyInner> getByResourceGroupWithResponse(
        String resourceGroupName, String firewallPolicyName, String expand, Context context) {
        return getByResourceGroupWithResponseAsync(resourceGroupName, firewallPolicyName, expand, context).block();
    }

    /**
     * Creates or updates the specified Firewall Policy.
     *
     * @param resourceGroupName The name of the resource group.
     * @param firewallPolicyName The name of the Firewall Policy.
     * @param parameters FirewallPolicy 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 firewallPolicy Resource.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public Mono<Response<Flux<ByteBuffer>>> createOrUpdateWithResponseAsync(
        String resourceGroupName, String firewallPolicyName, FirewallPolicyInner parameters) {
        if (this.client.getEndpoint() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getEndpoint() is required and cannot be null."));
        }
        if (resourceGroupName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter resourceGroupName is required and cannot be null."));
        }
        if (firewallPolicyName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter firewallPolicyName 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 (parameters == null) {
            return Mono.error(new IllegalArgumentException("Parameter parameters is required and cannot be null."));
        } else {
            parameters.validate();
        }
        final String apiVersion = "2020-05-01";
        return FluxUtil
            .withContext(
                context ->
                    service
                        .createOrUpdate(
                            this.client.getEndpoint(),
                            resourceGroupName,
                            firewallPolicyName,
                            apiVersion,
                            this.client.getSubscriptionId(),
                            parameters,
                            context))
            .subscriberContext(context -> context.putAll(FluxUtil.toReactorContext(this.client.getContext())));
    }

    /**
     * Creates or updates the specified Firewall Policy.
     *
     * @param resourceGroupName The name of the resource group.
     * @param firewallPolicyName The name of the Firewall Policy.
     * @param parameters FirewallPolicy 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 firewallPolicy Resource.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<Response<Flux<ByteBuffer>>> createOrUpdateWithResponseAsync(
        String resourceGroupName, String firewallPolicyName, FirewallPolicyInner parameters, Context context) {
        if (this.client.getEndpoint() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getEndpoint() is required and cannot be null."));
        }
        if (resourceGroupName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter resourceGroupName is required and cannot be null."));
        }
        if (firewallPolicyName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter firewallPolicyName 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 (parameters == null) {
            return Mono.error(new IllegalArgumentException("Parameter parameters is required and cannot be null."));
        } else {
            parameters.validate();
        }
        final String apiVersion = "2020-05-01";
        context = this.client.mergeContext(context);
        return service
            .createOrUpdate(
                this.client.getEndpoint(),
                resourceGroupName,
                firewallPolicyName,
                apiVersion,
                this.client.getSubscriptionId(),
                parameters,
                context);
    }

    /**
     * Creates or updates the specified Firewall Policy.
     *
     * @param resourceGroupName The name of the resource group.
     * @param firewallPolicyName The name of the Firewall Policy.
     * @param parameters FirewallPolicy 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 firewallPolicy Resource.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public PollerFlux<PollResult<FirewallPolicyInner>, FirewallPolicyInner> beginCreateOrUpdateAsync(
        String resourceGroupName, String firewallPolicyName, FirewallPolicyInner parameters) {
        Mono<Response<Flux<ByteBuffer>>> mono =
            createOrUpdateWithResponseAsync(resourceGroupName, firewallPolicyName, parameters);
        return this
            .client
            .<FirewallPolicyInner, FirewallPolicyInner>getLroResult(
                mono,
                this.client.getHttpPipeline(),
                FirewallPolicyInner.class,
                FirewallPolicyInner.class,
                Context.NONE);
    }

    /**
     * Creates or updates the specified Firewall Policy.
     *
     * @param resourceGroupName The name of the resource group.
     * @param firewallPolicyName The name of the Firewall Policy.
     * @param parameters FirewallPolicy 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 firewallPolicy Resource.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private PollerFlux<PollResult<FirewallPolicyInner>, FirewallPolicyInner> beginCreateOrUpdateAsync(
        String resourceGroupName, String firewallPolicyName, FirewallPolicyInner parameters, Context context) {
        context = this.client.mergeContext(context);
        Mono<Response<Flux<ByteBuffer>>> mono =
            createOrUpdateWithResponseAsync(resourceGroupName, firewallPolicyName, parameters, context);
        return this
            .client
            .<FirewallPolicyInner, FirewallPolicyInner>getLroResult(
                mono, this.client.getHttpPipeline(), FirewallPolicyInner.class, FirewallPolicyInner.class, context);
    }

    /**
     * Creates or updates the specified Firewall Policy.
     *
     * @param resourceGroupName The name of the resource group.
     * @param firewallPolicyName The name of the Firewall Policy.
     * @param parameters FirewallPolicy 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 firewallPolicy Resource.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public SyncPoller<PollResult<FirewallPolicyInner>, FirewallPolicyInner> beginCreateOrUpdate(
        String resourceGroupName, String firewallPolicyName, FirewallPolicyInner parameters) {
        return beginCreateOrUpdateAsync(resourceGroupName, firewallPolicyName, parameters).getSyncPoller();
    }

    /**
     * Creates or updates the specified Firewall Policy.
     *
     * @param resourceGroupName The name of the resource group.
     * @param firewallPolicyName The name of the Firewall Policy.
     * @param parameters FirewallPolicy 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 firewallPolicy Resource.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public SyncPoller<PollResult<FirewallPolicyInner>, FirewallPolicyInner> beginCreateOrUpdate(
        String resourceGroupName, String firewallPolicyName, FirewallPolicyInner parameters, Context context) {
        return beginCreateOrUpdateAsync(resourceGroupName, firewallPolicyName, parameters, context).getSyncPoller();
    }

    /**
     * Creates or updates the specified Firewall Policy.
     *
     * @param resourceGroupName The name of the resource group.
     * @param firewallPolicyName The name of the Firewall Policy.
     * @param parameters FirewallPolicy 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 firewallPolicy Resource.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public Mono<FirewallPolicyInner> createOrUpdateAsync(
        String resourceGroupName, String firewallPolicyName, FirewallPolicyInner parameters) {
        return beginCreateOrUpdateAsync(resourceGroupName, firewallPolicyName, parameters)
            .last()
            .flatMap(this.client::getLroFinalResultOrError);
    }

    /**
     * Creates or updates the specified Firewall Policy.
     *
     * @param resourceGroupName The name of the resource group.
     * @param firewallPolicyName The name of the Firewall Policy.
     * @param parameters FirewallPolicy 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 firewallPolicy Resource.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<FirewallPolicyInner> createOrUpdateAsync(
        String resourceGroupName, String firewallPolicyName, FirewallPolicyInner parameters, Context context) {
        return beginCreateOrUpdateAsync(resourceGroupName, firewallPolicyName, parameters, context)
            .last()
            .flatMap(this.client::getLroFinalResultOrError);
    }

    /**
     * Creates or updates the specified Firewall Policy.
     *
     * @param resourceGroupName The name of the resource group.
     * @param firewallPolicyName The name of the Firewall Policy.
     * @param parameters FirewallPolicy 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 firewallPolicy Resource.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public FirewallPolicyInner createOrUpdate(
        String resourceGroupName, String firewallPolicyName, FirewallPolicyInner parameters) {
        return createOrUpdateAsync(resourceGroupName, firewallPolicyName, parameters).block();
    }

    /**
     * Creates or updates the specified Firewall Policy.
     *
     * @param resourceGroupName The name of the resource group.
     * @param firewallPolicyName The name of the Firewall Policy.
     * @param parameters FirewallPolicy 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 firewallPolicy Resource.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public FirewallPolicyInner createOrUpdate(
        String resourceGroupName, String firewallPolicyName, FirewallPolicyInner parameters, Context context) {
        return createOrUpdateAsync(resourceGroupName, firewallPolicyName, parameters, context).block();
    }

    /**
     * Lists all Firewall Policies in a resource group.
     *
     * @param resourceGroupName The name of the resource group.
     * @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 response for ListFirewallPolicies API service call.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<PagedResponse<FirewallPolicyInner>> listByResourceGroupSinglePageAsync(String resourceGroupName) {
        if (this.client.getEndpoint() == null) {
            return Mono
                .error(
                    new IllegalArgumentException(
                        "Parameter this.client.getEndpoint() is required and cannot be null."));
        }
        if (resourceGroupName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter resourceGroupName 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
                        .listByResourceGroup(
                            this.client.getEndpoint(),
                            resourceGroupName,
                            apiVersion,
                            this.client.getSubscriptionId(),
                            context))
            .<PagedResponse<FirewallPolicyInner>>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 Firewall Policies in a resource group.
     *
     * @param resourceGroupName The name of the resource group.
     * @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 response for ListFirewallPolicies API service call.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<PagedResponse<FirewallPolicyInner>> 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 (resourceGroupName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter resourceGroupName 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
            .listByResourceGroup(
                this.client.getEndpoint(), resourceGroupName, apiVersion, this.client.getSubscriptionId(), context)
            .map(
                res ->
                    new PagedResponseBase<>(
                        res.getRequest(),
                        res.getStatusCode(),
                        res.getHeaders(),
                        res.getValue().value(),
                        res.getValue().nextLink(),
                        null));
    }

    /**
     * Lists all Firewall Policies in a resource group.
     *
     * @param resourceGroupName The name of the resource group.
     * @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 response for ListFirewallPolicies API service call.
     */
    @ServiceMethod(returns = ReturnType.COLLECTION)
    public PagedFlux<FirewallPolicyInner> listByResourceGroupAsync(String resourceGroupName) {
        return new PagedFlux<>(
            () -> listByResourceGroupSinglePageAsync(resourceGroupName), nextLink -> listNextSinglePageAsync(nextLink));
    }

    /**
     * Lists all Firewall Policies in a resource group.
     *
     * @param resourceGroupName The name of the resource group.
     * @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 response for ListFirewallPolicies API service call.
     */
    @ServiceMethod(returns = ReturnType.COLLECTION)
    private PagedFlux<FirewallPolicyInner> listByResourceGroupAsync(String resourceGroupName, Context context) {
        return new PagedFlux<>(
            () -> listByResourceGroupSinglePageAsync(resourceGroupName, context),
            nextLink -> listNextSinglePageAsync(nextLink, context));
    }

    /**
     * Lists all Firewall Policies in a resource group.
     *
     * @param resourceGroupName The name of the resource group.
     * @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 response for ListFirewallPolicies API service call.
     */
    @ServiceMethod(returns = ReturnType.COLLECTION)
    public PagedIterable<FirewallPolicyInner> listByResourceGroup(String resourceGroupName) {
        return new PagedIterable<>(listByResourceGroupAsync(resourceGroupName));
    }

    /**
     * Lists all Firewall Policies in a resource group.
     *
     * @param resourceGroupName The name of the resource group.
     * @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 response for ListFirewallPolicies API service call.
     */
    @ServiceMethod(returns = ReturnType.COLLECTION)
    public PagedIterable<FirewallPolicyInner> listByResourceGroup(String resourceGroupName, Context context) {
        return new PagedIterable<>(listByResourceGroupAsync(resourceGroupName, context));
    }

    /**
     * Gets all the Firewall Policies 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 all the Firewall Policies in a subscription.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<PagedResponse<FirewallPolicyInner>> 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(), apiVersion, this.client.getSubscriptionId(), context))
            .<PagedResponse<FirewallPolicyInner>>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())));
    }

    /**
     * Gets all the Firewall Policies 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 all the Firewall Policies in a subscription.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<PagedResponse<FirewallPolicyInner>> 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(), apiVersion, this.client.getSubscriptionId(), context)
            .map(
                res ->
                    new PagedResponseBase<>(
                        res.getRequest(),
                        res.getStatusCode(),
                        res.getHeaders(),
                        res.getValue().value(),
                        res.getValue().nextLink(),
                        null));
    }

    /**
     * Gets all the Firewall Policies 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 all the Firewall Policies in a subscription.
     */
    @ServiceMethod(returns = ReturnType.COLLECTION)
    public PagedFlux<FirewallPolicyInner> listAsync() {
        return new PagedFlux<>(() -> listSinglePageAsync(), nextLink -> listAllNextSinglePageAsync(nextLink));
    }

    /**
     * Gets all the Firewall Policies 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 all the Firewall Policies in a subscription.
     */
    @ServiceMethod(returns = ReturnType.COLLECTION)
    private PagedFlux<FirewallPolicyInner> listAsync(Context context) {
        return new PagedFlux<>(
            () -> listSinglePageAsync(context), nextLink -> listAllNextSinglePageAsync(nextLink, context));
    }

    /**
     * Gets all the Firewall Policies 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 all the Firewall Policies in a subscription.
     */
    @ServiceMethod(returns = ReturnType.COLLECTION)
    public PagedIterable<FirewallPolicyInner> list() {
        return new PagedIterable<>(listAsync());
    }

    /**
     * Gets all the Firewall Policies 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 all the Firewall Policies in a subscription.
     */
    @ServiceMethod(returns = ReturnType.COLLECTION)
    public PagedIterable<FirewallPolicyInner> 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 response for ListFirewallPolicies API service call.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<PagedResponse<FirewallPolicyInner>> 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<FirewallPolicyInner>>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 response for ListFirewallPolicies API service call.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<PagedResponse<FirewallPolicyInner>> 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));
    }

    /**
     * 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 response for ListFirewallPolicies API service call.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<PagedResponse<FirewallPolicyInner>> listAllNextSinglePageAsync(String nextLink) {
        if (nextLink == null) {
            return Mono.error(new IllegalArgumentException("Parameter nextLink is required and cannot be null."));
        }
        return FluxUtil
            .withContext(context -> service.listAllNext(nextLink, context))
            .<PagedResponse<FirewallPolicyInner>>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 response for ListFirewallPolicies API service call.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono<PagedResponse<FirewallPolicyInner>> listAllNextSinglePageAsync(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
            .listAllNext(nextLink, context)
            .map(
                res ->
                    new PagedResponseBase<>(
                        res.getRequest(),
                        res.getStatusCode(),
                        res.getHeaders(),
                        res.getValue().value(),
                        res.getValue().nextLink(),
                        null));
    }
}