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This package contains Microsoft Azure Sql Management SDK. For documentation on how to use this package, please see https://aka.ms/azsdk/java/mgmt
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// Copyright (c) Microsoft Corporation. All rights reserved.
// Licensed under the MIT License.
// Code generated by Microsoft (R) AutoRest Code Generator.

package com.azure.resourcemanager.sql.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.HeaderParam;
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.Post;
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.polling.PollerFlux;
import com.azure.core.util.polling.SyncPoller;
import com.azure.resourcemanager.sql.fluent.ManagedServerDnsAliasesClient;
import com.azure.resourcemanager.sql.fluent.models.ManagedServerDnsAliasInner;
import com.azure.resourcemanager.sql.models.ManagedServerDnsAliasAcquisition;
import com.azure.resourcemanager.sql.models.ManagedServerDnsAliasCreation;
import com.azure.resourcemanager.sql.models.ManagedServerDnsAliasListResult;
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 ManagedServerDnsAliasesClient.
 */
public final class ManagedServerDnsAliasesClientImpl implements ManagedServerDnsAliasesClient {
    /**
     * The proxy service used to perform REST calls.
     */
    private final ManagedServerDnsAliasesService service;

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

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

    /**
     * The interface defining all the services for SqlManagementClientManagedServerDnsAliases to be used by the proxy
     * service to perform REST calls.
     */
    @Host("{$host}")
    @ServiceInterface(name = "SqlManagementClientM")
    public interface ManagedServerDnsAliasesService {
        @Headers({ "Content-Type: application/json" })
        @Get("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Sql/managedInstances/{managedInstanceName}/dnsAliases")
        @ExpectedResponses({ 200 })
        @UnexpectedResponseExceptionType(ManagementException.class)
        Mono> listByManagedInstance(@HostParam("$host") String endpoint,
            @PathParam("resourceGroupName") String resourceGroupName,
            @PathParam("managedInstanceName") String managedInstanceName,
            @PathParam("subscriptionId") String subscriptionId, @QueryParam("api-version") String apiVersion,
            @HeaderParam("Accept") String accept, Context context);

        @Headers({ "Content-Type: application/json" })
        @Get("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Sql/managedInstances/{managedInstanceName}/dnsAliases/{dnsAliasName}")
        @ExpectedResponses({ 200 })
        @UnexpectedResponseExceptionType(ManagementException.class)
        Mono> get(@HostParam("$host") String endpoint,
            @PathParam("resourceGroupName") String resourceGroupName,
            @PathParam("managedInstanceName") String managedInstanceName,
            @PathParam("dnsAliasName") String dnsAliasName, @PathParam("subscriptionId") String subscriptionId,
            @QueryParam("api-version") String apiVersion, @HeaderParam("Accept") String accept, Context context);

        @Headers({ "Content-Type: application/json" })
        @Put("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Sql/managedInstances/{managedInstanceName}/dnsAliases/{dnsAliasName}")
        @ExpectedResponses({ 200, 201, 202 })
        @UnexpectedResponseExceptionType(ManagementException.class)
        Mono>> createOrUpdate(@HostParam("$host") String endpoint,
            @PathParam("resourceGroupName") String resourceGroupName,
            @PathParam("managedInstanceName") String managedInstanceName,
            @PathParam("dnsAliasName") String dnsAliasName, @PathParam("subscriptionId") String subscriptionId,
            @QueryParam("api-version") String apiVersion,
            @BodyParam("application/json") ManagedServerDnsAliasCreation parameters,
            @HeaderParam("Accept") String accept, Context context);

        @Headers({ "Accept: application/json;q=0.9", "Content-Type: application/json" })
        @Delete("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Sql/managedInstances/{managedInstanceName}/dnsAliases/{dnsAliasName}")
        @ExpectedResponses({ 200, 202, 204 })
        @UnexpectedResponseExceptionType(ManagementException.class)
        Mono>> delete(@HostParam("$host") String endpoint,
            @PathParam("resourceGroupName") String resourceGroupName,
            @PathParam("managedInstanceName") String managedInstanceName,
            @PathParam("dnsAliasName") String dnsAliasName, @PathParam("subscriptionId") String subscriptionId,
            @QueryParam("api-version") String apiVersion, Context context);

        @Headers({ "Content-Type: application/json" })
        @Post("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Sql/managedInstances/{managedInstanceName}/dnsAliases/{dnsAliasName}/acquire")
        @ExpectedResponses({ 200, 202 })
        @UnexpectedResponseExceptionType(ManagementException.class)
        Mono>> acquire(@HostParam("$host") String endpoint,
            @PathParam("resourceGroupName") String resourceGroupName,
            @PathParam("managedInstanceName") String managedInstanceName,
            @PathParam("dnsAliasName") String dnsAliasName, @PathParam("subscriptionId") String subscriptionId,
            @QueryParam("api-version") String apiVersion,
            @BodyParam("application/json") ManagedServerDnsAliasAcquisition parameters,
            @HeaderParam("Accept") String accept, Context context);

        @Headers({ "Content-Type: application/json" })
        @Get("{nextLink}")
        @ExpectedResponses({ 200 })
        @UnexpectedResponseExceptionType(ManagementException.class)
        Mono> listByManagedInstanceNext(
            @PathParam(value = "nextLink", encoded = true) String nextLink, @HostParam("$host") String endpoint,
            @HeaderParam("Accept") String accept, Context context);
    }

    /**
     * Gets a list of managed server DNS aliases for a managed server.
     * 
     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value
     * from the Azure Resource Manager API or the portal.
     * @param managedInstanceName The name of the managed instance.
     * @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 a list of managed server DNS aliases for a managed server along with {@link PagedResponse} on successful
     * completion of {@link Mono}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono>
        listByManagedInstanceSinglePageAsync(String resourceGroupName, String managedInstanceName) {
        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 (managedInstanceName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter managedInstanceName 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 accept = "application/json";
        return FluxUtil
            .withContext(context -> service.listByManagedInstance(this.client.getEndpoint(), resourceGroupName,
                managedInstanceName, this.client.getSubscriptionId(), this.client.getApiVersion(), accept, context))
            .>map(res -> new PagedResponseBase<>(res.getRequest(),
                res.getStatusCode(), res.getHeaders(), res.getValue().value(), res.getValue().nextLink(), null))
            .contextWrite(context -> context.putAll(FluxUtil.toReactorContext(this.client.getContext()).readOnly()));
    }

    /**
     * Gets a list of managed server DNS aliases for a managed server.
     * 
     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value
     * from the Azure Resource Manager API or the portal.
     * @param managedInstanceName The name of the managed instance.
     * @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 a list of managed server DNS aliases for a managed server along with {@link PagedResponse} on successful
     * completion of {@link Mono}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono>
        listByManagedInstanceSinglePageAsync(String resourceGroupName, String managedInstanceName, 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 (managedInstanceName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter managedInstanceName 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 accept = "application/json";
        context = this.client.mergeContext(context);
        return service
            .listByManagedInstance(this.client.getEndpoint(), resourceGroupName, managedInstanceName,
                this.client.getSubscriptionId(), this.client.getApiVersion(), accept, context)
            .map(res -> new PagedResponseBase<>(res.getRequest(), res.getStatusCode(), res.getHeaders(),
                res.getValue().value(), res.getValue().nextLink(), null));
    }

    /**
     * Gets a list of managed server DNS aliases for a managed server.
     * 
     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value
     * from the Azure Resource Manager API or the portal.
     * @param managedInstanceName The name of the managed instance.
     * @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 a list of managed server DNS aliases for a managed server as paginated response with {@link PagedFlux}.
     */
    @ServiceMethod(returns = ReturnType.COLLECTION)
    public PagedFlux listByManagedInstanceAsync(String resourceGroupName,
        String managedInstanceName) {
        return new PagedFlux<>(() -> listByManagedInstanceSinglePageAsync(resourceGroupName, managedInstanceName),
            nextLink -> listByManagedInstanceNextSinglePageAsync(nextLink));
    }

    /**
     * Gets a list of managed server DNS aliases for a managed server.
     * 
     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value
     * from the Azure Resource Manager API or the portal.
     * @param managedInstanceName The name of the managed instance.
     * @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 a list of managed server DNS aliases for a managed server as paginated response with {@link PagedFlux}.
     */
    @ServiceMethod(returns = ReturnType.COLLECTION)
    private PagedFlux listByManagedInstanceAsync(String resourceGroupName,
        String managedInstanceName, Context context) {
        return new PagedFlux<>(
            () -> listByManagedInstanceSinglePageAsync(resourceGroupName, managedInstanceName, context),
            nextLink -> listByManagedInstanceNextSinglePageAsync(nextLink, context));
    }

    /**
     * Gets a list of managed server DNS aliases for a managed server.
     * 
     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value
     * from the Azure Resource Manager API or the portal.
     * @param managedInstanceName The name of the managed instance.
     * @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 a list of managed server DNS aliases for a managed server as paginated response with
     * {@link PagedIterable}.
     */
    @ServiceMethod(returns = ReturnType.COLLECTION)
    public PagedIterable listByManagedInstance(String resourceGroupName,
        String managedInstanceName) {
        return new PagedIterable<>(listByManagedInstanceAsync(resourceGroupName, managedInstanceName));
    }

    /**
     * Gets a list of managed server DNS aliases for a managed server.
     * 
     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value
     * from the Azure Resource Manager API or the portal.
     * @param managedInstanceName The name of the managed instance.
     * @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 a list of managed server DNS aliases for a managed server as paginated response with
     * {@link PagedIterable}.
     */
    @ServiceMethod(returns = ReturnType.COLLECTION)
    public PagedIterable listByManagedInstance(String resourceGroupName,
        String managedInstanceName, Context context) {
        return new PagedIterable<>(listByManagedInstanceAsync(resourceGroupName, managedInstanceName, context));
    }

    /**
     * Gets a server DNS alias.
     * 
     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value
     * from the Azure Resource Manager API or the portal.
     * @param managedInstanceName The name of the managed instance.
     * @param dnsAliasName The dnsAliasName 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 a server DNS alias along with {@link Response} on successful completion of {@link Mono}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public Mono> getWithResponseAsync(String resourceGroupName,
        String managedInstanceName, String dnsAliasName) {
        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 (managedInstanceName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter managedInstanceName is required and cannot be null."));
        }
        if (dnsAliasName == null) {
            return Mono.error(new IllegalArgumentException("Parameter dnsAliasName 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 accept = "application/json";
        return FluxUtil
            .withContext(context -> service.get(this.client.getEndpoint(), resourceGroupName, managedInstanceName,
                dnsAliasName, this.client.getSubscriptionId(), this.client.getApiVersion(), accept, context))
            .contextWrite(context -> context.putAll(FluxUtil.toReactorContext(this.client.getContext()).readOnly()));
    }

    /**
     * Gets a server DNS alias.
     * 
     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value
     * from the Azure Resource Manager API or the portal.
     * @param managedInstanceName The name of the managed instance.
     * @param dnsAliasName The dnsAliasName 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 a server DNS alias along with {@link Response} on successful completion of {@link Mono}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono> getWithResponseAsync(String resourceGroupName,
        String managedInstanceName, String dnsAliasName, 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 (managedInstanceName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter managedInstanceName is required and cannot be null."));
        }
        if (dnsAliasName == null) {
            return Mono.error(new IllegalArgumentException("Parameter dnsAliasName 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 accept = "application/json";
        context = this.client.mergeContext(context);
        return service.get(this.client.getEndpoint(), resourceGroupName, managedInstanceName, dnsAliasName,
            this.client.getSubscriptionId(), this.client.getApiVersion(), accept, context);
    }

    /**
     * Gets a server DNS alias.
     * 
     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value
     * from the Azure Resource Manager API or the portal.
     * @param managedInstanceName The name of the managed instance.
     * @param dnsAliasName The dnsAliasName 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 a server DNS alias on successful completion of {@link Mono}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public Mono getAsync(String resourceGroupName, String managedInstanceName,
        String dnsAliasName) {
        return getWithResponseAsync(resourceGroupName, managedInstanceName, dnsAliasName)
            .flatMap(res -> Mono.justOrEmpty(res.getValue()));
    }

    /**
     * Gets a server DNS alias.
     * 
     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value
     * from the Azure Resource Manager API or the portal.
     * @param managedInstanceName The name of the managed instance.
     * @param dnsAliasName The dnsAliasName 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 a server DNS alias along with {@link Response}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public Response getWithResponse(String resourceGroupName, String managedInstanceName,
        String dnsAliasName, Context context) {
        return getWithResponseAsync(resourceGroupName, managedInstanceName, dnsAliasName, context).block();
    }

    /**
     * Gets a server DNS alias.
     * 
     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value
     * from the Azure Resource Manager API or the portal.
     * @param managedInstanceName The name of the managed instance.
     * @param dnsAliasName The dnsAliasName 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 a server DNS alias.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public ManagedServerDnsAliasInner get(String resourceGroupName, String managedInstanceName, String dnsAliasName) {
        return getWithResponse(resourceGroupName, managedInstanceName, dnsAliasName, Context.NONE).getValue();
    }

    /**
     * Creates a managed server DNS alias.
     * 
     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value
     * from the Azure Resource Manager API or the portal.
     * @param managedInstanceName The name of the managed instance.
     * @param dnsAliasName The dnsAliasName parameter.
     * @param parameters The parameters 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 a managed server DNS alias along with {@link Response} on successful completion of {@link Mono}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public Mono>> createOrUpdateWithResponseAsync(String resourceGroupName,
        String managedInstanceName, String dnsAliasName, ManagedServerDnsAliasCreation 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 (managedInstanceName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter managedInstanceName is required and cannot be null."));
        }
        if (dnsAliasName == null) {
            return Mono.error(new IllegalArgumentException("Parameter dnsAliasName 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 accept = "application/json";
        return FluxUtil
            .withContext(context -> service.createOrUpdate(this.client.getEndpoint(), resourceGroupName,
                managedInstanceName, dnsAliasName, this.client.getSubscriptionId(), this.client.getApiVersion(),
                parameters, accept, context))
            .contextWrite(context -> context.putAll(FluxUtil.toReactorContext(this.client.getContext()).readOnly()));
    }

    /**
     * Creates a managed server DNS alias.
     * 
     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value
     * from the Azure Resource Manager API or the portal.
     * @param managedInstanceName The name of the managed instance.
     * @param dnsAliasName The dnsAliasName parameter.
     * @param parameters The parameters 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 a managed server DNS alias along with {@link Response} on successful completion of {@link Mono}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono>> createOrUpdateWithResponseAsync(String resourceGroupName,
        String managedInstanceName, String dnsAliasName, ManagedServerDnsAliasCreation 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 (managedInstanceName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter managedInstanceName is required and cannot be null."));
        }
        if (dnsAliasName == null) {
            return Mono.error(new IllegalArgumentException("Parameter dnsAliasName 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 accept = "application/json";
        context = this.client.mergeContext(context);
        return service.createOrUpdate(this.client.getEndpoint(), resourceGroupName, managedInstanceName, dnsAliasName,
            this.client.getSubscriptionId(), this.client.getApiVersion(), parameters, accept, context);
    }

    /**
     * Creates a managed server DNS alias.
     * 
     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value
     * from the Azure Resource Manager API or the portal.
     * @param managedInstanceName The name of the managed instance.
     * @param dnsAliasName The dnsAliasName parameter.
     * @param parameters The parameters 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 the {@link PollerFlux} for polling of a managed server DNS alias.
     */
    @ServiceMethod(returns = ReturnType.LONG_RUNNING_OPERATION)
    public PollerFlux, ManagedServerDnsAliasInner> beginCreateOrUpdateAsync(
        String resourceGroupName, String managedInstanceName, String dnsAliasName,
        ManagedServerDnsAliasCreation parameters) {
        Mono>> mono
            = createOrUpdateWithResponseAsync(resourceGroupName, managedInstanceName, dnsAliasName, parameters);
        return this.client.getLroResult(mono,
            this.client.getHttpPipeline(), ManagedServerDnsAliasInner.class, ManagedServerDnsAliasInner.class,
            this.client.getContext());
    }

    /**
     * Creates a managed server DNS alias.
     * 
     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value
     * from the Azure Resource Manager API or the portal.
     * @param managedInstanceName The name of the managed instance.
     * @param dnsAliasName The dnsAliasName parameter.
     * @param parameters The parameters 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 the {@link PollerFlux} for polling of a managed server DNS alias.
     */
    @ServiceMethod(returns = ReturnType.LONG_RUNNING_OPERATION)
    private PollerFlux, ManagedServerDnsAliasInner> beginCreateOrUpdateAsync(
        String resourceGroupName, String managedInstanceName, String dnsAliasName,
        ManagedServerDnsAliasCreation parameters, Context context) {
        context = this.client.mergeContext(context);
        Mono>> mono = createOrUpdateWithResponseAsync(resourceGroupName, managedInstanceName,
            dnsAliasName, parameters, context);
        return this.client.getLroResult(mono,
            this.client.getHttpPipeline(), ManagedServerDnsAliasInner.class, ManagedServerDnsAliasInner.class, context);
    }

    /**
     * Creates a managed server DNS alias.
     * 
     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value
     * from the Azure Resource Manager API or the portal.
     * @param managedInstanceName The name of the managed instance.
     * @param dnsAliasName The dnsAliasName parameter.
     * @param parameters The parameters 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 the {@link SyncPoller} for polling of a managed server DNS alias.
     */
    @ServiceMethod(returns = ReturnType.LONG_RUNNING_OPERATION)
    public SyncPoller, ManagedServerDnsAliasInner> beginCreateOrUpdate(
        String resourceGroupName, String managedInstanceName, String dnsAliasName,
        ManagedServerDnsAliasCreation parameters) {
        return this.beginCreateOrUpdateAsync(resourceGroupName, managedInstanceName, dnsAliasName, parameters)
            .getSyncPoller();
    }

    /**
     * Creates a managed server DNS alias.
     * 
     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value
     * from the Azure Resource Manager API or the portal.
     * @param managedInstanceName The name of the managed instance.
     * @param dnsAliasName The dnsAliasName parameter.
     * @param parameters The parameters 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 the {@link SyncPoller} for polling of a managed server DNS alias.
     */
    @ServiceMethod(returns = ReturnType.LONG_RUNNING_OPERATION)
    public SyncPoller, ManagedServerDnsAliasInner> beginCreateOrUpdate(
        String resourceGroupName, String managedInstanceName, String dnsAliasName,
        ManagedServerDnsAliasCreation parameters, Context context) {
        return this.beginCreateOrUpdateAsync(resourceGroupName, managedInstanceName, dnsAliasName, parameters, context)
            .getSyncPoller();
    }

    /**
     * Creates a managed server DNS alias.
     * 
     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value
     * from the Azure Resource Manager API or the portal.
     * @param managedInstanceName The name of the managed instance.
     * @param dnsAliasName The dnsAliasName parameter.
     * @param parameters The parameters 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 a managed server DNS alias on successful completion of {@link Mono}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public Mono createOrUpdateAsync(String resourceGroupName, String managedInstanceName,
        String dnsAliasName, ManagedServerDnsAliasCreation parameters) {
        return beginCreateOrUpdateAsync(resourceGroupName, managedInstanceName, dnsAliasName, parameters).last()
            .flatMap(this.client::getLroFinalResultOrError);
    }

    /**
     * Creates a managed server DNS alias.
     * 
     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value
     * from the Azure Resource Manager API or the portal.
     * @param managedInstanceName The name of the managed instance.
     * @param dnsAliasName The dnsAliasName parameter.
     * @param parameters The parameters 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 a managed server DNS alias on successful completion of {@link Mono}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono createOrUpdateAsync(String resourceGroupName, String managedInstanceName,
        String dnsAliasName, ManagedServerDnsAliasCreation parameters, Context context) {
        return beginCreateOrUpdateAsync(resourceGroupName, managedInstanceName, dnsAliasName, parameters, context)
            .last()
            .flatMap(this.client::getLroFinalResultOrError);
    }

    /**
     * Creates a managed server DNS alias.
     * 
     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value
     * from the Azure Resource Manager API or the portal.
     * @param managedInstanceName The name of the managed instance.
     * @param dnsAliasName The dnsAliasName parameter.
     * @param parameters The parameters 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 a managed server DNS alias.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public ManagedServerDnsAliasInner createOrUpdate(String resourceGroupName, String managedInstanceName,
        String dnsAliasName, ManagedServerDnsAliasCreation parameters) {
        return createOrUpdateAsync(resourceGroupName, managedInstanceName, dnsAliasName, parameters).block();
    }

    /**
     * Creates a managed server DNS alias.
     * 
     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value
     * from the Azure Resource Manager API or the portal.
     * @param managedInstanceName The name of the managed instance.
     * @param dnsAliasName The dnsAliasName parameter.
     * @param parameters The parameters 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 a managed server DNS alias.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public ManagedServerDnsAliasInner createOrUpdate(String resourceGroupName, String managedInstanceName,
        String dnsAliasName, ManagedServerDnsAliasCreation parameters, Context context) {
        return createOrUpdateAsync(resourceGroupName, managedInstanceName, dnsAliasName, parameters, context).block();
    }

    /**
     * Deletes the managed server DNS alias with the given name.
     * 
     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value
     * from the Azure Resource Manager API or the portal.
     * @param managedInstanceName The name of the managed instance.
     * @param dnsAliasName The dnsAliasName 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 the {@link Response} on successful completion of {@link Mono}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public Mono>> deleteWithResponseAsync(String resourceGroupName,
        String managedInstanceName, String dnsAliasName) {
        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 (managedInstanceName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter managedInstanceName is required and cannot be null."));
        }
        if (dnsAliasName == null) {
            return Mono.error(new IllegalArgumentException("Parameter dnsAliasName 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."));
        }
        return FluxUtil
            .withContext(context -> service.delete(this.client.getEndpoint(), resourceGroupName, managedInstanceName,
                dnsAliasName, this.client.getSubscriptionId(), this.client.getApiVersion(), context))
            .contextWrite(context -> context.putAll(FluxUtil.toReactorContext(this.client.getContext()).readOnly()));
    }

    /**
     * Deletes the managed server DNS alias with the given name.
     * 
     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value
     * from the Azure Resource Manager API or the portal.
     * @param managedInstanceName The name of the managed instance.
     * @param dnsAliasName The dnsAliasName 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 the {@link Response} on successful completion of {@link Mono}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono>> deleteWithResponseAsync(String resourceGroupName,
        String managedInstanceName, String dnsAliasName, 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 (managedInstanceName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter managedInstanceName is required and cannot be null."));
        }
        if (dnsAliasName == null) {
            return Mono.error(new IllegalArgumentException("Parameter dnsAliasName 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."));
        }
        context = this.client.mergeContext(context);
        return service.delete(this.client.getEndpoint(), resourceGroupName, managedInstanceName, dnsAliasName,
            this.client.getSubscriptionId(), this.client.getApiVersion(), context);
    }

    /**
     * Deletes the managed server DNS alias with the given name.
     * 
     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value
     * from the Azure Resource Manager API or the portal.
     * @param managedInstanceName The name of the managed instance.
     * @param dnsAliasName The dnsAliasName 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 the {@link PollerFlux} for polling of long-running operation.
     */
    @ServiceMethod(returns = ReturnType.LONG_RUNNING_OPERATION)
    public PollerFlux, Void> beginDeleteAsync(String resourceGroupName, String managedInstanceName,
        String dnsAliasName) {
        Mono>> mono
            = deleteWithResponseAsync(resourceGroupName, managedInstanceName, dnsAliasName);
        return this.client.getLroResult(mono, this.client.getHttpPipeline(), Void.class, Void.class,
            this.client.getContext());
    }

    /**
     * Deletes the managed server DNS alias with the given name.
     * 
     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value
     * from the Azure Resource Manager API or the portal.
     * @param managedInstanceName The name of the managed instance.
     * @param dnsAliasName The dnsAliasName 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 the {@link PollerFlux} for polling of long-running operation.
     */
    @ServiceMethod(returns = ReturnType.LONG_RUNNING_OPERATION)
    private PollerFlux, Void> beginDeleteAsync(String resourceGroupName, String managedInstanceName,
        String dnsAliasName, Context context) {
        context = this.client.mergeContext(context);
        Mono>> mono
            = deleteWithResponseAsync(resourceGroupName, managedInstanceName, dnsAliasName, context);
        return this.client.getLroResult(mono, this.client.getHttpPipeline(), Void.class, Void.class,
            context);
    }

    /**
     * Deletes the managed server DNS alias with the given name.
     * 
     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value
     * from the Azure Resource Manager API or the portal.
     * @param managedInstanceName The name of the managed instance.
     * @param dnsAliasName The dnsAliasName 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 the {@link SyncPoller} for polling of long-running operation.
     */
    @ServiceMethod(returns = ReturnType.LONG_RUNNING_OPERATION)
    public SyncPoller, Void> beginDelete(String resourceGroupName, String managedInstanceName,
        String dnsAliasName) {
        return this.beginDeleteAsync(resourceGroupName, managedInstanceName, dnsAliasName).getSyncPoller();
    }

    /**
     * Deletes the managed server DNS alias with the given name.
     * 
     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value
     * from the Azure Resource Manager API or the portal.
     * @param managedInstanceName The name of the managed instance.
     * @param dnsAliasName The dnsAliasName 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 the {@link SyncPoller} for polling of long-running operation.
     */
    @ServiceMethod(returns = ReturnType.LONG_RUNNING_OPERATION)
    public SyncPoller, Void> beginDelete(String resourceGroupName, String managedInstanceName,
        String dnsAliasName, Context context) {
        return this.beginDeleteAsync(resourceGroupName, managedInstanceName, dnsAliasName, context).getSyncPoller();
    }

    /**
     * Deletes the managed server DNS alias with the given name.
     * 
     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value
     * from the Azure Resource Manager API or the portal.
     * @param managedInstanceName The name of the managed instance.
     * @param dnsAliasName The dnsAliasName 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 A {@link Mono} that completes when a successful response is received.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public Mono deleteAsync(String resourceGroupName, String managedInstanceName, String dnsAliasName) {
        return beginDeleteAsync(resourceGroupName, managedInstanceName, dnsAliasName).last()
            .flatMap(this.client::getLroFinalResultOrError);
    }

    /**
     * Deletes the managed server DNS alias with the given name.
     * 
     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value
     * from the Azure Resource Manager API or the portal.
     * @param managedInstanceName The name of the managed instance.
     * @param dnsAliasName The dnsAliasName 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 A {@link Mono} that completes when a successful response is received.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono deleteAsync(String resourceGroupName, String managedInstanceName, String dnsAliasName,
        Context context) {
        return beginDeleteAsync(resourceGroupName, managedInstanceName, dnsAliasName, context).last()
            .flatMap(this.client::getLroFinalResultOrError);
    }

    /**
     * Deletes the managed server DNS alias with the given name.
     * 
     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value
     * from the Azure Resource Manager API or the portal.
     * @param managedInstanceName The name of the managed instance.
     * @param dnsAliasName The dnsAliasName 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.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public void delete(String resourceGroupName, String managedInstanceName, String dnsAliasName) {
        deleteAsync(resourceGroupName, managedInstanceName, dnsAliasName).block();
    }

    /**
     * Deletes the managed server DNS alias with the given name.
     * 
     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value
     * from the Azure Resource Manager API or the portal.
     * @param managedInstanceName The name of the managed instance.
     * @param dnsAliasName The dnsAliasName 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.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public void delete(String resourceGroupName, String managedInstanceName, String dnsAliasName, Context context) {
        deleteAsync(resourceGroupName, managedInstanceName, dnsAliasName, context).block();
    }

    /**
     * Acquires managed server DNS alias from another managed server.
     * 
     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value
     * from the Azure Resource Manager API or the portal.
     * @param managedInstanceName The name of the managed instance.
     * @param dnsAliasName The dnsAliasName parameter.
     * @param parameters The parameters 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 a managed server DNS alias along with {@link Response} on successful completion of {@link Mono}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public Mono>> acquireWithResponseAsync(String resourceGroupName,
        String managedInstanceName, String dnsAliasName, ManagedServerDnsAliasAcquisition 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 (managedInstanceName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter managedInstanceName is required and cannot be null."));
        }
        if (dnsAliasName == null) {
            return Mono.error(new IllegalArgumentException("Parameter dnsAliasName 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 accept = "application/json";
        return FluxUtil
            .withContext(context -> service.acquire(this.client.getEndpoint(), resourceGroupName, managedInstanceName,
                dnsAliasName, this.client.getSubscriptionId(), this.client.getApiVersion(), parameters, accept,
                context))
            .contextWrite(context -> context.putAll(FluxUtil.toReactorContext(this.client.getContext()).readOnly()));
    }

    /**
     * Acquires managed server DNS alias from another managed server.
     * 
     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value
     * from the Azure Resource Manager API or the portal.
     * @param managedInstanceName The name of the managed instance.
     * @param dnsAliasName The dnsAliasName parameter.
     * @param parameters The parameters 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 a managed server DNS alias along with {@link Response} on successful completion of {@link Mono}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono>> acquireWithResponseAsync(String resourceGroupName,
        String managedInstanceName, String dnsAliasName, ManagedServerDnsAliasAcquisition 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 (managedInstanceName == null) {
            return Mono
                .error(new IllegalArgumentException("Parameter managedInstanceName is required and cannot be null."));
        }
        if (dnsAliasName == null) {
            return Mono.error(new IllegalArgumentException("Parameter dnsAliasName 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 accept = "application/json";
        context = this.client.mergeContext(context);
        return service.acquire(this.client.getEndpoint(), resourceGroupName, managedInstanceName, dnsAliasName,
            this.client.getSubscriptionId(), this.client.getApiVersion(), parameters, accept, context);
    }

    /**
     * Acquires managed server DNS alias from another managed server.
     * 
     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value
     * from the Azure Resource Manager API or the portal.
     * @param managedInstanceName The name of the managed instance.
     * @param dnsAliasName The dnsAliasName parameter.
     * @param parameters The parameters 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 the {@link PollerFlux} for polling of a managed server DNS alias.
     */
    @ServiceMethod(returns = ReturnType.LONG_RUNNING_OPERATION)
    public PollerFlux, ManagedServerDnsAliasInner> beginAcquireAsync(
        String resourceGroupName, String managedInstanceName, String dnsAliasName,
        ManagedServerDnsAliasAcquisition parameters) {
        Mono>> mono
            = acquireWithResponseAsync(resourceGroupName, managedInstanceName, dnsAliasName, parameters);
        return this.client.getLroResult(mono,
            this.client.getHttpPipeline(), ManagedServerDnsAliasInner.class, ManagedServerDnsAliasInner.class,
            this.client.getContext());
    }

    /**
     * Acquires managed server DNS alias from another managed server.
     * 
     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value
     * from the Azure Resource Manager API or the portal.
     * @param managedInstanceName The name of the managed instance.
     * @param dnsAliasName The dnsAliasName parameter.
     * @param parameters The parameters 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 the {@link PollerFlux} for polling of a managed server DNS alias.
     */
    @ServiceMethod(returns = ReturnType.LONG_RUNNING_OPERATION)
    private PollerFlux, ManagedServerDnsAliasInner> beginAcquireAsync(
        String resourceGroupName, String managedInstanceName, String dnsAliasName,
        ManagedServerDnsAliasAcquisition parameters, Context context) {
        context = this.client.mergeContext(context);
        Mono>> mono
            = acquireWithResponseAsync(resourceGroupName, managedInstanceName, dnsAliasName, parameters, context);
        return this.client.getLroResult(mono,
            this.client.getHttpPipeline(), ManagedServerDnsAliasInner.class, ManagedServerDnsAliasInner.class, context);
    }

    /**
     * Acquires managed server DNS alias from another managed server.
     * 
     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value
     * from the Azure Resource Manager API or the portal.
     * @param managedInstanceName The name of the managed instance.
     * @param dnsAliasName The dnsAliasName parameter.
     * @param parameters The parameters 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 the {@link SyncPoller} for polling of a managed server DNS alias.
     */
    @ServiceMethod(returns = ReturnType.LONG_RUNNING_OPERATION)
    public SyncPoller, ManagedServerDnsAliasInner> beginAcquire(
        String resourceGroupName, String managedInstanceName, String dnsAliasName,
        ManagedServerDnsAliasAcquisition parameters) {
        return this.beginAcquireAsync(resourceGroupName, managedInstanceName, dnsAliasName, parameters).getSyncPoller();
    }

    /**
     * Acquires managed server DNS alias from another managed server.
     * 
     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value
     * from the Azure Resource Manager API or the portal.
     * @param managedInstanceName The name of the managed instance.
     * @param dnsAliasName The dnsAliasName parameter.
     * @param parameters The parameters 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 the {@link SyncPoller} for polling of a managed server DNS alias.
     */
    @ServiceMethod(returns = ReturnType.LONG_RUNNING_OPERATION)
    public SyncPoller, ManagedServerDnsAliasInner> beginAcquire(
        String resourceGroupName, String managedInstanceName, String dnsAliasName,
        ManagedServerDnsAliasAcquisition parameters, Context context) {
        return this.beginAcquireAsync(resourceGroupName, managedInstanceName, dnsAliasName, parameters, context)
            .getSyncPoller();
    }

    /**
     * Acquires managed server DNS alias from another managed server.
     * 
     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value
     * from the Azure Resource Manager API or the portal.
     * @param managedInstanceName The name of the managed instance.
     * @param dnsAliasName The dnsAliasName parameter.
     * @param parameters The parameters 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 a managed server DNS alias on successful completion of {@link Mono}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public Mono acquireAsync(String resourceGroupName, String managedInstanceName,
        String dnsAliasName, ManagedServerDnsAliasAcquisition parameters) {
        return beginAcquireAsync(resourceGroupName, managedInstanceName, dnsAliasName, parameters).last()
            .flatMap(this.client::getLroFinalResultOrError);
    }

    /**
     * Acquires managed server DNS alias from another managed server.
     * 
     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value
     * from the Azure Resource Manager API or the portal.
     * @param managedInstanceName The name of the managed instance.
     * @param dnsAliasName The dnsAliasName parameter.
     * @param parameters The parameters 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 a managed server DNS alias on successful completion of {@link Mono}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono acquireAsync(String resourceGroupName, String managedInstanceName,
        String dnsAliasName, ManagedServerDnsAliasAcquisition parameters, Context context) {
        return beginAcquireAsync(resourceGroupName, managedInstanceName, dnsAliasName, parameters, context).last()
            .flatMap(this.client::getLroFinalResultOrError);
    }

    /**
     * Acquires managed server DNS alias from another managed server.
     * 
     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value
     * from the Azure Resource Manager API or the portal.
     * @param managedInstanceName The name of the managed instance.
     * @param dnsAliasName The dnsAliasName parameter.
     * @param parameters The parameters 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 a managed server DNS alias.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public ManagedServerDnsAliasInner acquire(String resourceGroupName, String managedInstanceName, String dnsAliasName,
        ManagedServerDnsAliasAcquisition parameters) {
        return acquireAsync(resourceGroupName, managedInstanceName, dnsAliasName, parameters).block();
    }

    /**
     * Acquires managed server DNS alias from another managed server.
     * 
     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value
     * from the Azure Resource Manager API or the portal.
     * @param managedInstanceName The name of the managed instance.
     * @param dnsAliasName The dnsAliasName parameter.
     * @param parameters The parameters 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 a managed server DNS alias.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    public ManagedServerDnsAliasInner acquire(String resourceGroupName, String managedInstanceName, String dnsAliasName,
        ManagedServerDnsAliasAcquisition parameters, Context context) {
        return acquireAsync(resourceGroupName, managedInstanceName, dnsAliasName, parameters, context).block();
    }

    /**
     * Get the next page of items.
     * 
     * @param nextLink The URL to get the next list of items.
     * @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 a list of managed server DNS aliases along with {@link PagedResponse} on successful completion of
     * {@link Mono}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono> listByManagedInstanceNextSinglePageAsync(String nextLink) {
        if (nextLink == null) {
            return Mono.error(new IllegalArgumentException("Parameter nextLink is required and cannot be null."));
        }
        if (this.client.getEndpoint() == null) {
            return Mono.error(
                new IllegalArgumentException("Parameter this.client.getEndpoint() is required and cannot be null."));
        }
        final String accept = "application/json";
        return FluxUtil
            .withContext(
                context -> service.listByManagedInstanceNext(nextLink, this.client.getEndpoint(), accept, context))
            .>map(res -> new PagedResponseBase<>(res.getRequest(),
                res.getStatusCode(), res.getHeaders(), res.getValue().value(), res.getValue().nextLink(), null))
            .contextWrite(context -> context.putAll(FluxUtil.toReactorContext(this.client.getContext()).readOnly()));
    }

    /**
     * Get the next page of items.
     * 
     * @param nextLink The URL to get the next list of items.
     * @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 a list of managed server DNS aliases along with {@link PagedResponse} on successful completion of
     * {@link Mono}.
     */
    @ServiceMethod(returns = ReturnType.SINGLE)
    private Mono> listByManagedInstanceNextSinglePageAsync(String nextLink,
        Context context) {
        if (nextLink == null) {
            return Mono.error(new IllegalArgumentException("Parameter nextLink is required and cannot be null."));
        }
        if (this.client.getEndpoint() == null) {
            return Mono.error(
                new IllegalArgumentException("Parameter this.client.getEndpoint() is required and cannot be null."));
        }
        final String accept = "application/json";
        context = this.client.mergeContext(context);
        return service.listByManagedInstanceNext(nextLink, this.client.getEndpoint(), accept, context)
            .map(res -> new PagedResponseBase<>(res.getRequest(), res.getStatusCode(), res.getHeaders(),
                res.getValue().value(), res.getValue().nextLink(), null));
    }
}