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The AWS Java SDK for Auto Scaling module holds the client classes that are used for communicating with Auto Scaling Service

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/*
 * Copyright 2015-2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"). You may not use this file except in compliance with
 * the License. A copy of the License is located at
 * 
 * http://aws.amazon.com/apache2.0
 * 
 * or in the "license" file accompanying this file. This file is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
 * CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions
 * and limitations under the License.
 */
package com.amazonaws.services.autoscaling;

import javax.annotation.Generated;

import com.amazonaws.*;
import com.amazonaws.regions.*;

import com.amazonaws.services.autoscaling.model.*;
import com.amazonaws.services.autoscaling.waiters.AmazonAutoScalingWaiters;

/**
 * Interface for accessing Auto Scaling.
 * 

* Note: Do not directly implement this interface, new methods are added to it regularly. Extend from * {@link com.amazonaws.services.autoscaling.AbstractAmazonAutoScaling} instead. *

*

* Amazon EC2 Auto Scaling *

* Amazon EC2 Auto Scaling is designed to automatically launch or terminate EC2 instances based on user-defined scaling * policies, scheduled actions, and health checks. Use this service with AWS Auto Scaling, Amazon CloudWatch, and * Elastic Load Balancing. *

*

* For more information, including information about granting IAM users required permissions for Amazon EC2 Auto Scaling * actions, see the Amazon EC2 Auto * Scaling User Guide. *

*/ @Generated("com.amazonaws:aws-java-sdk-code-generator") public interface AmazonAutoScaling { /** * The region metadata service name for computing region endpoints. You can use this value to retrieve metadata * (such as supported regions) of the service. * * @see RegionUtils#getRegionsForService(String) */ String ENDPOINT_PREFIX = "autoscaling"; /** * Overrides the default endpoint for this client ("https://autoscaling.amazonaws.com"). Callers can use this method * to control which AWS region they want to work with. *

* Callers can pass in just the endpoint (ex: "autoscaling.amazonaws.com") or a full URL, including the protocol * (ex: "https://autoscaling.amazonaws.com"). If the protocol is not specified here, the default protocol from this * client's {@link ClientConfiguration} will be used, which by default is HTTPS. *

* For more information on using AWS regions with the AWS SDK for Java, and a complete list of all available * endpoints for all AWS services, see: https://docs.aws.amazon.com/sdk-for-java/v1/developer-guide/java-dg-region-selection.html#region-selection- * choose-endpoint *

* This method is not threadsafe. An endpoint should be configured when the client is created and before any * service requests are made. Changing it afterwards creates inevitable race conditions for any service requests in * transit or retrying. * * @param endpoint * The endpoint (ex: "autoscaling.amazonaws.com") or a full URL, including the protocol (ex: * "https://autoscaling.amazonaws.com") of the region specific AWS endpoint this client will communicate * with. * @deprecated use {@link AwsClientBuilder#setEndpointConfiguration(AwsClientBuilder.EndpointConfiguration)} for * example: * {@code builder.setEndpointConfiguration(new EndpointConfiguration(endpoint, signingRegion));} */ @Deprecated void setEndpoint(String endpoint); /** * An alternative to {@link AmazonAutoScaling#setEndpoint(String)}, sets the regional endpoint for this client's * service calls. Callers can use this method to control which AWS region they want to work with. *

* By default, all service endpoints in all regions use the https protocol. To use http instead, specify it in the * {@link ClientConfiguration} supplied at construction. *

* This method is not threadsafe. A region should be configured when the client is created and before any service * requests are made. Changing it afterwards creates inevitable race conditions for any service requests in transit * or retrying. * * @param region * The region this client will communicate with. See {@link Region#getRegion(com.amazonaws.regions.Regions)} * for accessing a given region. Must not be null and must be a region where the service is available. * * @see Region#getRegion(com.amazonaws.regions.Regions) * @see Region#createClient(Class, com.amazonaws.auth.AWSCredentialsProvider, ClientConfiguration) * @see Region#isServiceSupported(String) * @deprecated use {@link AwsClientBuilder#setRegion(String)} */ @Deprecated void setRegion(Region region); /** *

* Attaches one or more EC2 instances to the specified Auto Scaling group. *

*

* When you attach instances, Amazon EC2 Auto Scaling increases the desired capacity of the group by the number of * instances being attached. If the number of instances being attached plus the desired capacity of the group * exceeds the maximum size of the group, the operation fails. *

*

* If there is a Classic Load Balancer attached to your Auto Scaling group, the instances are also registered with * the load balancer. If there are target groups attached to your Auto Scaling group, the instances are also * registered with the target groups. *

*

* For more information, see Attach EC2 Instances to * Your Auto Scaling Group in the Amazon EC2 Auto Scaling User Guide. *

* * @param attachInstancesRequest * @return Result of the AttachInstances operation returned by the service. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @throws ServiceLinkedRoleFailureException * The service-linked role is not yet ready for use. * @sample AmazonAutoScaling.AttachInstances * @see AWS * API Documentation */ AttachInstancesResult attachInstances(AttachInstancesRequest attachInstancesRequest); /** *

* Attaches one or more target groups to the specified Auto Scaling group. *

*

* To describe the target groups for an Auto Scaling group, use DescribeLoadBalancerTargetGroups. To detach * the target group from the Auto Scaling group, use DetachLoadBalancerTargetGroups. *

*

* With Application Load Balancers and Network Load Balancers, instances are registered as targets with a target * group. With Classic Load Balancers, instances are registered with the load balancer. For more information, see Attaching a Load * Balancer to Your Auto Scaling Group in the Amazon EC2 Auto Scaling User Guide. *

* * @param attachLoadBalancerTargetGroupsRequest * @return Result of the AttachLoadBalancerTargetGroups operation returned by the service. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @throws ServiceLinkedRoleFailureException * The service-linked role is not yet ready for use. * @sample AmazonAutoScaling.AttachLoadBalancerTargetGroups * @see AWS API Documentation */ AttachLoadBalancerTargetGroupsResult attachLoadBalancerTargetGroups(AttachLoadBalancerTargetGroupsRequest attachLoadBalancerTargetGroupsRequest); /** *

* Attaches one or more Classic Load Balancers to the specified Auto Scaling group. *

*

* To attach an Application Load Balancer or a Network Load Balancer instead, see * AttachLoadBalancerTargetGroups. *

*

* To describe the load balancers for an Auto Scaling group, use DescribeLoadBalancers. To detach the load * balancer from the Auto Scaling group, use DetachLoadBalancers. *

*

* For more information, see Attaching a Load * Balancer to Your Auto Scaling Group in the Amazon EC2 Auto Scaling User Guide. *

* * @param attachLoadBalancersRequest * @return Result of the AttachLoadBalancers operation returned by the service. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @throws ServiceLinkedRoleFailureException * The service-linked role is not yet ready for use. * @sample AmazonAutoScaling.AttachLoadBalancers * @see AWS API Documentation */ AttachLoadBalancersResult attachLoadBalancers(AttachLoadBalancersRequest attachLoadBalancersRequest); /** * Simplified method form for invoking the AttachLoadBalancers operation. * * @see #attachLoadBalancers(AttachLoadBalancersRequest) */ AttachLoadBalancersResult attachLoadBalancers(); /** *

* Deletes one or more scheduled actions for the specified Auto Scaling group. *

* * @param batchDeleteScheduledActionRequest * @return Result of the BatchDeleteScheduledAction operation returned by the service. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @sample AmazonAutoScaling.BatchDeleteScheduledAction * @see AWS API Documentation */ BatchDeleteScheduledActionResult batchDeleteScheduledAction(BatchDeleteScheduledActionRequest batchDeleteScheduledActionRequest); /** *

* Creates or updates one or more scheduled scaling actions for an Auto Scaling group. If you leave a parameter * unspecified when updating a scheduled scaling action, the corresponding value remains unchanged. *

* * @param batchPutScheduledUpdateGroupActionRequest * @return Result of the BatchPutScheduledUpdateGroupAction operation returned by the service. * @throws AlreadyExistsException * You already have an Auto Scaling group or launch configuration with this name. * @throws LimitExceededException * You have already reached a limit for your Amazon EC2 Auto Scaling resources (for example, Auto Scaling * groups, launch configurations, or lifecycle hooks). For more information, see * DescribeAccountLimits. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @sample AmazonAutoScaling.BatchPutScheduledUpdateGroupAction * @see AWS API Documentation */ BatchPutScheduledUpdateGroupActionResult batchPutScheduledUpdateGroupAction( BatchPutScheduledUpdateGroupActionRequest batchPutScheduledUpdateGroupActionRequest); /** *

* Completes the lifecycle action for the specified token or instance with the specified result. *

*

* This step is a part of the procedure for adding a lifecycle hook to an Auto Scaling group: *

*
    *
  1. *

    * (Optional) Create a Lambda function and a rule that allows CloudWatch Events to invoke your Lambda function when * Amazon EC2 Auto Scaling launches or terminates instances. *

    *
  2. *
  3. *

    * (Optional) Create a notification target and an IAM role. The target can be either an Amazon SQS queue or an * Amazon SNS topic. The role allows Amazon EC2 Auto Scaling to publish lifecycle notifications to the target. *

    *
  4. *
  5. *

    * Create the lifecycle hook. Specify whether the hook is used when the instances launch or terminate. *

    *
  6. *
  7. *

    * If you need more time, record the lifecycle action heartbeat to keep the instance in a pending state. *

    *
  8. *
  9. *

    * If you finish before the timeout period ends, complete the lifecycle action. *

    *
  10. *
*

* For more information, see Amazon EC2 Auto Scaling * Lifecycle Hooks in the Amazon EC2 Auto Scaling User Guide. *

* * @param completeLifecycleActionRequest * @return Result of the CompleteLifecycleAction operation returned by the service. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @sample AmazonAutoScaling.CompleteLifecycleAction * @see AWS API Documentation */ CompleteLifecycleActionResult completeLifecycleAction(CompleteLifecycleActionRequest completeLifecycleActionRequest); /** *

* Creates an Auto Scaling group with the specified name and attributes. *

*

* If you exceed your maximum limit of Auto Scaling groups, the call fails. For information about viewing this * limit, see DescribeAccountLimits. For information about updating this limit, see Amazon EC2 Auto Scaling * Service Quotas in the Amazon EC2 Auto Scaling User Guide. *

* * @param createAutoScalingGroupRequest * @return Result of the CreateAutoScalingGroup operation returned by the service. * @throws AlreadyExistsException * You already have an Auto Scaling group or launch configuration with this name. * @throws LimitExceededException * You have already reached a limit for your Amazon EC2 Auto Scaling resources (for example, Auto Scaling * groups, launch configurations, or lifecycle hooks). For more information, see * DescribeAccountLimits. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @throws ServiceLinkedRoleFailureException * The service-linked role is not yet ready for use. * @sample AmazonAutoScaling.CreateAutoScalingGroup * @see AWS API Documentation */ CreateAutoScalingGroupResult createAutoScalingGroup(CreateAutoScalingGroupRequest createAutoScalingGroupRequest); /** *

* Creates a launch configuration. *

*

* If you exceed your maximum limit of launch configurations, the call fails. For information about viewing this * limit, see DescribeAccountLimits. For information about updating this limit, see Amazon EC2 Auto Scaling * Service Quotas in the Amazon EC2 Auto Scaling User Guide. *

*

* For more information, see Launch Configurations * in the Amazon EC2 Auto Scaling User Guide. *

* * @param createLaunchConfigurationRequest * @return Result of the CreateLaunchConfiguration operation returned by the service. * @throws AlreadyExistsException * You already have an Auto Scaling group or launch configuration with this name. * @throws LimitExceededException * You have already reached a limit for your Amazon EC2 Auto Scaling resources (for example, Auto Scaling * groups, launch configurations, or lifecycle hooks). For more information, see * DescribeAccountLimits. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @sample AmazonAutoScaling.CreateLaunchConfiguration * @see AWS API Documentation */ CreateLaunchConfigurationResult createLaunchConfiguration(CreateLaunchConfigurationRequest createLaunchConfigurationRequest); /** *

* Creates or updates tags for the specified Auto Scaling group. *

*

* When you specify a tag with a key that already exists, the operation overwrites the previous tag definition, and * you do not get an error message. *

*

* For more information, see Tagging Auto Scaling Groups * and Instances in the Amazon EC2 Auto Scaling User Guide. *

* * @param createOrUpdateTagsRequest * @return Result of the CreateOrUpdateTags operation returned by the service. * @throws LimitExceededException * You have already reached a limit for your Amazon EC2 Auto Scaling resources (for example, Auto Scaling * groups, launch configurations, or lifecycle hooks). For more information, see * DescribeAccountLimits. * @throws AlreadyExistsException * You already have an Auto Scaling group or launch configuration with this name. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @throws ResourceInUseException * The operation can't be performed because the resource is in use. * @sample AmazonAutoScaling.CreateOrUpdateTags * @see AWS * API Documentation */ CreateOrUpdateTagsResult createOrUpdateTags(CreateOrUpdateTagsRequest createOrUpdateTagsRequest); /** *

* Deletes the specified Auto Scaling group. *

*

* If the group has instances or scaling activities in progress, you must specify the option to force the deletion * in order for it to succeed. *

*

* If the group has policies, deleting the group deletes the policies, the underlying alarm actions, and any alarm * that no longer has an associated action. *

*

* To remove instances from the Auto Scaling group before deleting it, call DetachInstances with the list of * instances and the option to decrement the desired capacity. This ensures that Amazon EC2 Auto Scaling does not * launch replacement instances. *

*

* To terminate all instances before deleting the Auto Scaling group, call UpdateAutoScalingGroup and set the * minimum size and desired capacity of the Auto Scaling group to zero. *

* * @param deleteAutoScalingGroupRequest * @return Result of the DeleteAutoScalingGroup operation returned by the service. * @throws ScalingActivityInProgressException * The operation can't be performed because there are scaling activities in progress. * @throws ResourceInUseException * The operation can't be performed because the resource is in use. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @sample AmazonAutoScaling.DeleteAutoScalingGroup * @see AWS API Documentation */ DeleteAutoScalingGroupResult deleteAutoScalingGroup(DeleteAutoScalingGroupRequest deleteAutoScalingGroupRequest); /** *

* Deletes the specified launch configuration. *

*

* The launch configuration must not be attached to an Auto Scaling group. When this call completes, the launch * configuration is no longer available for use. *

* * @param deleteLaunchConfigurationRequest * @return Result of the DeleteLaunchConfiguration operation returned by the service. * @throws ResourceInUseException * The operation can't be performed because the resource is in use. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @sample AmazonAutoScaling.DeleteLaunchConfiguration * @see AWS API Documentation */ DeleteLaunchConfigurationResult deleteLaunchConfiguration(DeleteLaunchConfigurationRequest deleteLaunchConfigurationRequest); /** *

* Deletes the specified lifecycle hook. *

*

* If there are any outstanding lifecycle actions, they are completed first (ABANDON for launching * instances, CONTINUE for terminating instances). *

* * @param deleteLifecycleHookRequest * @return Result of the DeleteLifecycleHook operation returned by the service. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @sample AmazonAutoScaling.DeleteLifecycleHook * @see AWS API Documentation */ DeleteLifecycleHookResult deleteLifecycleHook(DeleteLifecycleHookRequest deleteLifecycleHookRequest); /** *

* Deletes the specified notification. *

* * @param deleteNotificationConfigurationRequest * @return Result of the DeleteNotificationConfiguration operation returned by the service. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @sample AmazonAutoScaling.DeleteNotificationConfiguration * @see AWS API Documentation */ DeleteNotificationConfigurationResult deleteNotificationConfiguration(DeleteNotificationConfigurationRequest deleteNotificationConfigurationRequest); /** *

* Deletes the specified scaling policy. *

*

* Deleting either a step scaling policy or a simple scaling policy deletes the underlying alarm action, but does * not delete the alarm, even if it no longer has an associated action. *

*

* For more information, see Deleting a Scaling * Policy in the Amazon EC2 Auto Scaling User Guide. *

* * @param deletePolicyRequest * @return Result of the DeletePolicy operation returned by the service. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @throws ServiceLinkedRoleFailureException * The service-linked role is not yet ready for use. * @sample AmazonAutoScaling.DeletePolicy * @see AWS API * Documentation */ DeletePolicyResult deletePolicy(DeletePolicyRequest deletePolicyRequest); /** *

* Deletes the specified scheduled action. *

* * @param deleteScheduledActionRequest * @return Result of the DeleteScheduledAction operation returned by the service. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @sample AmazonAutoScaling.DeleteScheduledAction * @see AWS API Documentation */ DeleteScheduledActionResult deleteScheduledAction(DeleteScheduledActionRequest deleteScheduledActionRequest); /** *

* Deletes the specified tags. *

* * @param deleteTagsRequest * @return Result of the DeleteTags operation returned by the service. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @throws ResourceInUseException * The operation can't be performed because the resource is in use. * @sample AmazonAutoScaling.DeleteTags * @see AWS API * Documentation */ DeleteTagsResult deleteTags(DeleteTagsRequest deleteTagsRequest); /** *

* Describes the current Amazon EC2 Auto Scaling resource quotas for your AWS account. *

*

* For information about requesting an increase, see Amazon EC2 Auto Scaling * Service Quotas in the Amazon EC2 Auto Scaling User Guide. *

* * @param describeAccountLimitsRequest * @return Result of the DescribeAccountLimits operation returned by the service. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @sample AmazonAutoScaling.DescribeAccountLimits * @see AWS API Documentation */ DescribeAccountLimitsResult describeAccountLimits(DescribeAccountLimitsRequest describeAccountLimitsRequest); /** * Simplified method form for invoking the DescribeAccountLimits operation. * * @see #describeAccountLimits(DescribeAccountLimitsRequest) */ DescribeAccountLimitsResult describeAccountLimits(); /** *

* Describes the policy adjustment types for use with PutScalingPolicy. *

* * @param describeAdjustmentTypesRequest * @return Result of the DescribeAdjustmentTypes operation returned by the service. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @sample AmazonAutoScaling.DescribeAdjustmentTypes * @see AWS API Documentation */ DescribeAdjustmentTypesResult describeAdjustmentTypes(DescribeAdjustmentTypesRequest describeAdjustmentTypesRequest); /** * Simplified method form for invoking the DescribeAdjustmentTypes operation. * * @see #describeAdjustmentTypes(DescribeAdjustmentTypesRequest) */ DescribeAdjustmentTypesResult describeAdjustmentTypes(); /** *

* Describes one or more Auto Scaling groups. *

* * @param describeAutoScalingGroupsRequest * @return Result of the DescribeAutoScalingGroups operation returned by the service. * @throws InvalidNextTokenException * The NextToken value is not valid. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @sample AmazonAutoScaling.DescribeAutoScalingGroups * @see AWS API Documentation */ DescribeAutoScalingGroupsResult describeAutoScalingGroups(DescribeAutoScalingGroupsRequest describeAutoScalingGroupsRequest); /** * Simplified method form for invoking the DescribeAutoScalingGroups operation. * * @see #describeAutoScalingGroups(DescribeAutoScalingGroupsRequest) */ DescribeAutoScalingGroupsResult describeAutoScalingGroups(); /** *

* Describes one or more Auto Scaling instances. *

* * @param describeAutoScalingInstancesRequest * @return Result of the DescribeAutoScalingInstances operation returned by the service. * @throws InvalidNextTokenException * The NextToken value is not valid. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @sample AmazonAutoScaling.DescribeAutoScalingInstances * @see AWS API Documentation */ DescribeAutoScalingInstancesResult describeAutoScalingInstances(DescribeAutoScalingInstancesRequest describeAutoScalingInstancesRequest); /** * Simplified method form for invoking the DescribeAutoScalingInstances operation. * * @see #describeAutoScalingInstances(DescribeAutoScalingInstancesRequest) */ DescribeAutoScalingInstancesResult describeAutoScalingInstances(); /** *

* Describes the notification types that are supported by Amazon EC2 Auto Scaling. *

* * @param describeAutoScalingNotificationTypesRequest * @return Result of the DescribeAutoScalingNotificationTypes operation returned by the service. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @sample AmazonAutoScaling.DescribeAutoScalingNotificationTypes * @see AWS API Documentation */ DescribeAutoScalingNotificationTypesResult describeAutoScalingNotificationTypes( DescribeAutoScalingNotificationTypesRequest describeAutoScalingNotificationTypesRequest); /** * Simplified method form for invoking the DescribeAutoScalingNotificationTypes operation. * * @see #describeAutoScalingNotificationTypes(DescribeAutoScalingNotificationTypesRequest) */ DescribeAutoScalingNotificationTypesResult describeAutoScalingNotificationTypes(); /** *

* Describes one or more launch configurations. *

* * @param describeLaunchConfigurationsRequest * @return Result of the DescribeLaunchConfigurations operation returned by the service. * @throws InvalidNextTokenException * The NextToken value is not valid. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @sample AmazonAutoScaling.DescribeLaunchConfigurations * @see AWS API Documentation */ DescribeLaunchConfigurationsResult describeLaunchConfigurations(DescribeLaunchConfigurationsRequest describeLaunchConfigurationsRequest); /** * Simplified method form for invoking the DescribeLaunchConfigurations operation. * * @see #describeLaunchConfigurations(DescribeLaunchConfigurationsRequest) */ DescribeLaunchConfigurationsResult describeLaunchConfigurations(); /** *

* Describes the available types of lifecycle hooks. *

*

* The following hook types are supported: *

*
    *
  • *

    * autoscaling:EC2_INSTANCE_LAUNCHING *

    *
  • *
  • *

    * autoscaling:EC2_INSTANCE_TERMINATING *

    *
  • *
* * @param describeLifecycleHookTypesRequest * @return Result of the DescribeLifecycleHookTypes operation returned by the service. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @sample AmazonAutoScaling.DescribeLifecycleHookTypes * @see AWS API Documentation */ DescribeLifecycleHookTypesResult describeLifecycleHookTypes(DescribeLifecycleHookTypesRequest describeLifecycleHookTypesRequest); /** * Simplified method form for invoking the DescribeLifecycleHookTypes operation. * * @see #describeLifecycleHookTypes(DescribeLifecycleHookTypesRequest) */ DescribeLifecycleHookTypesResult describeLifecycleHookTypes(); /** *

* Describes the lifecycle hooks for the specified Auto Scaling group. *

* * @param describeLifecycleHooksRequest * @return Result of the DescribeLifecycleHooks operation returned by the service. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @sample AmazonAutoScaling.DescribeLifecycleHooks * @see AWS API Documentation */ DescribeLifecycleHooksResult describeLifecycleHooks(DescribeLifecycleHooksRequest describeLifecycleHooksRequest); /** *

* Describes the target groups for the specified Auto Scaling group. *

* * @param describeLoadBalancerTargetGroupsRequest * @return Result of the DescribeLoadBalancerTargetGroups operation returned by the service. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @sample AmazonAutoScaling.DescribeLoadBalancerTargetGroups * @see AWS API Documentation */ DescribeLoadBalancerTargetGroupsResult describeLoadBalancerTargetGroups(DescribeLoadBalancerTargetGroupsRequest describeLoadBalancerTargetGroupsRequest); /** *

* Describes the load balancers for the specified Auto Scaling group. *

*

* This operation describes only Classic Load Balancers. If you have Application Load Balancers or Network Load * Balancers, use DescribeLoadBalancerTargetGroups instead. *

* * @param describeLoadBalancersRequest * @return Result of the DescribeLoadBalancers operation returned by the service. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @sample AmazonAutoScaling.DescribeLoadBalancers * @see AWS API Documentation */ DescribeLoadBalancersResult describeLoadBalancers(DescribeLoadBalancersRequest describeLoadBalancersRequest); /** *

* Describes the available CloudWatch metrics for Amazon EC2 Auto Scaling. *

*

* The GroupStandbyInstances metric is not returned by default. You must explicitly request this metric * when calling EnableMetricsCollection. *

* * @param describeMetricCollectionTypesRequest * @return Result of the DescribeMetricCollectionTypes operation returned by the service. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @sample AmazonAutoScaling.DescribeMetricCollectionTypes * @see AWS API Documentation */ DescribeMetricCollectionTypesResult describeMetricCollectionTypes(DescribeMetricCollectionTypesRequest describeMetricCollectionTypesRequest); /** * Simplified method form for invoking the DescribeMetricCollectionTypes operation. * * @see #describeMetricCollectionTypes(DescribeMetricCollectionTypesRequest) */ DescribeMetricCollectionTypesResult describeMetricCollectionTypes(); /** *

* Describes the notification actions associated with the specified Auto Scaling group. *

* * @param describeNotificationConfigurationsRequest * @return Result of the DescribeNotificationConfigurations operation returned by the service. * @throws InvalidNextTokenException * The NextToken value is not valid. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @sample AmazonAutoScaling.DescribeNotificationConfigurations * @see AWS API Documentation */ DescribeNotificationConfigurationsResult describeNotificationConfigurations( DescribeNotificationConfigurationsRequest describeNotificationConfigurationsRequest); /** * Simplified method form for invoking the DescribeNotificationConfigurations operation. * * @see #describeNotificationConfigurations(DescribeNotificationConfigurationsRequest) */ DescribeNotificationConfigurationsResult describeNotificationConfigurations(); /** *

* Describes the policies for the specified Auto Scaling group. *

* * @param describePoliciesRequest * @return Result of the DescribePolicies operation returned by the service. * @throws InvalidNextTokenException * The NextToken value is not valid. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @throws ServiceLinkedRoleFailureException * The service-linked role is not yet ready for use. * @sample AmazonAutoScaling.DescribePolicies * @see AWS * API Documentation */ DescribePoliciesResult describePolicies(DescribePoliciesRequest describePoliciesRequest); /** * Simplified method form for invoking the DescribePolicies operation. * * @see #describePolicies(DescribePoliciesRequest) */ DescribePoliciesResult describePolicies(); /** *

* Describes one or more scaling activities for the specified Auto Scaling group. *

* * @param describeScalingActivitiesRequest * @return Result of the DescribeScalingActivities operation returned by the service. * @throws InvalidNextTokenException * The NextToken value is not valid. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @sample AmazonAutoScaling.DescribeScalingActivities * @see AWS API Documentation */ DescribeScalingActivitiesResult describeScalingActivities(DescribeScalingActivitiesRequest describeScalingActivitiesRequest); /** * Simplified method form for invoking the DescribeScalingActivities operation. * * @see #describeScalingActivities(DescribeScalingActivitiesRequest) */ DescribeScalingActivitiesResult describeScalingActivities(); /** *

* Describes the scaling process types for use with ResumeProcesses and SuspendProcesses. *

* * @param describeScalingProcessTypesRequest * @return Result of the DescribeScalingProcessTypes operation returned by the service. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @sample AmazonAutoScaling.DescribeScalingProcessTypes * @see AWS API Documentation */ DescribeScalingProcessTypesResult describeScalingProcessTypes(DescribeScalingProcessTypesRequest describeScalingProcessTypesRequest); /** * Simplified method form for invoking the DescribeScalingProcessTypes operation. * * @see #describeScalingProcessTypes(DescribeScalingProcessTypesRequest) */ DescribeScalingProcessTypesResult describeScalingProcessTypes(); /** *

* Describes the actions scheduled for your Auto Scaling group that haven't run or that have not reached their end * time. To describe the actions that have already run, use DescribeScalingActivities. *

* * @param describeScheduledActionsRequest * @return Result of the DescribeScheduledActions operation returned by the service. * @throws InvalidNextTokenException * The NextToken value is not valid. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @sample AmazonAutoScaling.DescribeScheduledActions * @see AWS API Documentation */ DescribeScheduledActionsResult describeScheduledActions(DescribeScheduledActionsRequest describeScheduledActionsRequest); /** * Simplified method form for invoking the DescribeScheduledActions operation. * * @see #describeScheduledActions(DescribeScheduledActionsRequest) */ DescribeScheduledActionsResult describeScheduledActions(); /** *

* Describes the specified tags. *

*

* You can use filters to limit the results. For example, you can query for the tags for a specific Auto Scaling * group. You can specify multiple values for a filter. A tag must match at least one of the specified values for it * to be included in the results. *

*

* You can also specify multiple filters. The result includes information for a particular tag only if it matches * all the filters. If there's no match, no special message is returned. *

* * @param describeTagsRequest * @return Result of the DescribeTags operation returned by the service. * @throws InvalidNextTokenException * The NextToken value is not valid. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @sample AmazonAutoScaling.DescribeTags * @see AWS API * Documentation */ DescribeTagsResult describeTags(DescribeTagsRequest describeTagsRequest); /** * Simplified method form for invoking the DescribeTags operation. * * @see #describeTags(DescribeTagsRequest) */ DescribeTagsResult describeTags(); /** *

* Describes the termination policies supported by Amazon EC2 Auto Scaling. *

*

* For more information, see Controlling Which Auto * Scaling Instances Terminate During Scale In in the Amazon EC2 Auto Scaling User Guide. *

* * @param describeTerminationPolicyTypesRequest * @return Result of the DescribeTerminationPolicyTypes operation returned by the service. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @sample AmazonAutoScaling.DescribeTerminationPolicyTypes * @see AWS API Documentation */ DescribeTerminationPolicyTypesResult describeTerminationPolicyTypes(DescribeTerminationPolicyTypesRequest describeTerminationPolicyTypesRequest); /** * Simplified method form for invoking the DescribeTerminationPolicyTypes operation. * * @see #describeTerminationPolicyTypes(DescribeTerminationPolicyTypesRequest) */ DescribeTerminationPolicyTypesResult describeTerminationPolicyTypes(); /** *

* Removes one or more instances from the specified Auto Scaling group. *

*

* After the instances are detached, you can manage them independent of the Auto Scaling group. *

*

* If you do not specify the option to decrement the desired capacity, Amazon EC2 Auto Scaling launches instances to * replace the ones that are detached. *

*

* If there is a Classic Load Balancer attached to the Auto Scaling group, the instances are deregistered from the * load balancer. If there are target groups attached to the Auto Scaling group, the instances are deregistered from * the target groups. *

*

* For more information, see Detach EC2 Instances from * Your Auto Scaling Group in the Amazon EC2 Auto Scaling User Guide. *

* * @param detachInstancesRequest * @return Result of the DetachInstances operation returned by the service. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @sample AmazonAutoScaling.DetachInstances * @see AWS * API Documentation */ DetachInstancesResult detachInstances(DetachInstancesRequest detachInstancesRequest); /** *

* Detaches one or more target groups from the specified Auto Scaling group. *

* * @param detachLoadBalancerTargetGroupsRequest * @return Result of the DetachLoadBalancerTargetGroups operation returned by the service. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @sample AmazonAutoScaling.DetachLoadBalancerTargetGroups * @see AWS API Documentation */ DetachLoadBalancerTargetGroupsResult detachLoadBalancerTargetGroups(DetachLoadBalancerTargetGroupsRequest detachLoadBalancerTargetGroupsRequest); /** *

* Detaches one or more Classic Load Balancers from the specified Auto Scaling group. *

*

* This operation detaches only Classic Load Balancers. If you have Application Load Balancers or Network Load * Balancers, use DetachLoadBalancerTargetGroups instead. *

*

* When you detach a load balancer, it enters the Removing state while deregistering the instances in * the group. When all instances are deregistered, then you can no longer describe the load balancer using * DescribeLoadBalancers. The instances remain running. *

* * @param detachLoadBalancersRequest * @return Result of the DetachLoadBalancers operation returned by the service. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @sample AmazonAutoScaling.DetachLoadBalancers * @see AWS API Documentation */ DetachLoadBalancersResult detachLoadBalancers(DetachLoadBalancersRequest detachLoadBalancersRequest); /** * Simplified method form for invoking the DetachLoadBalancers operation. * * @see #detachLoadBalancers(DetachLoadBalancersRequest) */ DetachLoadBalancersResult detachLoadBalancers(); /** *

* Disables group metrics for the specified Auto Scaling group. *

* * @param disableMetricsCollectionRequest * @return Result of the DisableMetricsCollection operation returned by the service. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @sample AmazonAutoScaling.DisableMetricsCollection * @see AWS API Documentation */ DisableMetricsCollectionResult disableMetricsCollection(DisableMetricsCollectionRequest disableMetricsCollectionRequest); /** *

* Enables group metrics for the specified Auto Scaling group. For more information, see Monitoring Your Auto * Scaling Groups and Instances in the Amazon EC2 Auto Scaling User Guide. *

* * @param enableMetricsCollectionRequest * @return Result of the EnableMetricsCollection operation returned by the service. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @sample AmazonAutoScaling.EnableMetricsCollection * @see AWS API Documentation */ EnableMetricsCollectionResult enableMetricsCollection(EnableMetricsCollectionRequest enableMetricsCollectionRequest); /** *

* Moves the specified instances into the standby state. *

*

* If you choose to decrement the desired capacity of the Auto Scaling group, the instances can enter standby as * long as the desired capacity of the Auto Scaling group after the instances are placed into standby is equal to or * greater than the minimum capacity of the group. *

*

* If you choose not to decrement the desired capacity of the Auto Scaling group, the Auto Scaling group launches * new instances to replace the instances on standby. *

*

* For more information, see Temporarily Removing * Instances from Your Auto Scaling Group in the Amazon EC2 Auto Scaling User Guide. *

* * @param enterStandbyRequest * @return Result of the EnterStandby operation returned by the service. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @sample AmazonAutoScaling.EnterStandby * @see AWS API * Documentation */ EnterStandbyResult enterStandby(EnterStandbyRequest enterStandbyRequest); /** *

* Executes the specified policy. *

* * @param executePolicyRequest * @return Result of the ExecutePolicy operation returned by the service. * @throws ScalingActivityInProgressException * The operation can't be performed because there are scaling activities in progress. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @sample AmazonAutoScaling.ExecutePolicy * @see AWS API * Documentation */ ExecutePolicyResult executePolicy(ExecutePolicyRequest executePolicyRequest); /** *

* Moves the specified instances out of the standby state. *

*

* After you put the instances back in service, the desired capacity is incremented. *

*

* For more information, see Temporarily Removing * Instances from Your Auto Scaling Group in the Amazon EC2 Auto Scaling User Guide. *

* * @param exitStandbyRequest * @return Result of the ExitStandby operation returned by the service. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @sample AmazonAutoScaling.ExitStandby * @see AWS API * Documentation */ ExitStandbyResult exitStandby(ExitStandbyRequest exitStandbyRequest); /** *

* Creates or updates a lifecycle hook for the specified Auto Scaling group. *

*

* A lifecycle hook tells Amazon EC2 Auto Scaling to perform an action on an instance when the instance launches * (before it is put into service) or as the instance terminates (before it is fully terminated). *

*

* This step is a part of the procedure for adding a lifecycle hook to an Auto Scaling group: *

*
    *
  1. *

    * (Optional) Create a Lambda function and a rule that allows CloudWatch Events to invoke your Lambda function when * Amazon EC2 Auto Scaling launches or terminates instances. *

    *
  2. *
  3. *

    * (Optional) Create a notification target and an IAM role. The target can be either an Amazon SQS queue or an * Amazon SNS topic. The role allows Amazon EC2 Auto Scaling to publish lifecycle notifications to the target. *

    *
  4. *
  5. *

    * Create the lifecycle hook. Specify whether the hook is used when the instances launch or terminate. *

    *
  6. *
  7. *

    * If you need more time, record the lifecycle action heartbeat to keep the instance in a pending state using * RecordLifecycleActionHeartbeat. *

    *
  8. *
  9. *

    * If you finish before the timeout period ends, complete the lifecycle action using CompleteLifecycleAction. *

    *
  10. *
*

* For more information, see Amazon EC2 Auto Scaling * Lifecycle Hooks in the Amazon EC2 Auto Scaling User Guide. *

*

* If you exceed your maximum limit of lifecycle hooks, which by default is 50 per Auto Scaling group, the call * fails. *

*

* You can view the lifecycle hooks for an Auto Scaling group using DescribeLifecycleHooks. If you are no * longer using a lifecycle hook, you can delete it using DeleteLifecycleHook. *

* * @param putLifecycleHookRequest * @return Result of the PutLifecycleHook operation returned by the service. * @throws LimitExceededException * You have already reached a limit for your Amazon EC2 Auto Scaling resources (for example, Auto Scaling * groups, launch configurations, or lifecycle hooks). For more information, see * DescribeAccountLimits. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @sample AmazonAutoScaling.PutLifecycleHook * @see AWS * API Documentation */ PutLifecycleHookResult putLifecycleHook(PutLifecycleHookRequest putLifecycleHookRequest); /** *

* Configures an Auto Scaling group to send notifications when specified events take place. Subscribers to the * specified topic can have messages delivered to an endpoint such as a web server or an email address. *

*

* This configuration overwrites any existing configuration. *

*

* For more information, see Getting Amazon SNS * Notifications When Your Auto Scaling Group Scales in the Amazon EC2 Auto Scaling User Guide. *

* * @param putNotificationConfigurationRequest * @return Result of the PutNotificationConfiguration operation returned by the service. * @throws LimitExceededException * You have already reached a limit for your Amazon EC2 Auto Scaling resources (for example, Auto Scaling * groups, launch configurations, or lifecycle hooks). For more information, see * DescribeAccountLimits. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @throws ServiceLinkedRoleFailureException * The service-linked role is not yet ready for use. * @sample AmazonAutoScaling.PutNotificationConfiguration * @see AWS API Documentation */ PutNotificationConfigurationResult putNotificationConfiguration(PutNotificationConfigurationRequest putNotificationConfigurationRequest); /** *

* Creates or updates a scaling policy for an Auto Scaling group. *

*

* For more information about using scaling policies to scale your Auto Scaling group automatically, see Dynamic Scaling in * the Amazon EC2 Auto Scaling User Guide. *

* * @param putScalingPolicyRequest * @return Result of the PutScalingPolicy operation returned by the service. * @throws LimitExceededException * You have already reached a limit for your Amazon EC2 Auto Scaling resources (for example, Auto Scaling * groups, launch configurations, or lifecycle hooks). For more information, see * DescribeAccountLimits. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @throws ServiceLinkedRoleFailureException * The service-linked role is not yet ready for use. * @sample AmazonAutoScaling.PutScalingPolicy * @see AWS * API Documentation */ PutScalingPolicyResult putScalingPolicy(PutScalingPolicyRequest putScalingPolicyRequest); /** *

* Creates or updates a scheduled scaling action for an Auto Scaling group. If you leave a parameter unspecified * when updating a scheduled scaling action, the corresponding value remains unchanged. *

*

* For more information, see Scheduled Scaling in the * Amazon EC2 Auto Scaling User Guide. *

* * @param putScheduledUpdateGroupActionRequest * @return Result of the PutScheduledUpdateGroupAction operation returned by the service. * @throws AlreadyExistsException * You already have an Auto Scaling group or launch configuration with this name. * @throws LimitExceededException * You have already reached a limit for your Amazon EC2 Auto Scaling resources (for example, Auto Scaling * groups, launch configurations, or lifecycle hooks). For more information, see * DescribeAccountLimits. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @sample AmazonAutoScaling.PutScheduledUpdateGroupAction * @see AWS API Documentation */ PutScheduledUpdateGroupActionResult putScheduledUpdateGroupAction(PutScheduledUpdateGroupActionRequest putScheduledUpdateGroupActionRequest); /** *

* Records a heartbeat for the lifecycle action associated with the specified token or instance. This extends the * timeout by the length of time defined using PutLifecycleHook. *

*

* This step is a part of the procedure for adding a lifecycle hook to an Auto Scaling group: *

*
    *
  1. *

    * (Optional) Create a Lambda function and a rule that allows CloudWatch Events to invoke your Lambda function when * Amazon EC2 Auto Scaling launches or terminates instances. *

    *
  2. *
  3. *

    * (Optional) Create a notification target and an IAM role. The target can be either an Amazon SQS queue or an * Amazon SNS topic. The role allows Amazon EC2 Auto Scaling to publish lifecycle notifications to the target. *

    *
  4. *
  5. *

    * Create the lifecycle hook. Specify whether the hook is used when the instances launch or terminate. *

    *
  6. *
  7. *

    * If you need more time, record the lifecycle action heartbeat to keep the instance in a pending state. *

    *
  8. *
  9. *

    * If you finish before the timeout period ends, complete the lifecycle action. *

    *
  10. *
*

* For more information, see Auto Scaling * Lifecycle in the Amazon EC2 Auto Scaling User Guide. *

* * @param recordLifecycleActionHeartbeatRequest * @return Result of the RecordLifecycleActionHeartbeat operation returned by the service. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @sample AmazonAutoScaling.RecordLifecycleActionHeartbeat * @see AWS API Documentation */ RecordLifecycleActionHeartbeatResult recordLifecycleActionHeartbeat(RecordLifecycleActionHeartbeatRequest recordLifecycleActionHeartbeatRequest); /** *

* Resumes the specified suspended automatic scaling processes, or all suspended process, for the specified Auto * Scaling group. *

*

* For more information, see Suspending and * Resuming Scaling Processes in the Amazon EC2 Auto Scaling User Guide. *

* * @param resumeProcessesRequest * @return Result of the ResumeProcesses operation returned by the service. * @throws ResourceInUseException * The operation can't be performed because the resource is in use. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @sample AmazonAutoScaling.ResumeProcesses * @see AWS * API Documentation */ ResumeProcessesResult resumeProcesses(ResumeProcessesRequest resumeProcessesRequest); /** *

* Sets the size of the specified Auto Scaling group. *

*

* For more information about desired capacity, see What Is Amazon * EC2 Auto Scaling? in the Amazon EC2 Auto Scaling User Guide. *

* * @param setDesiredCapacityRequest * @return Result of the SetDesiredCapacity operation returned by the service. * @throws ScalingActivityInProgressException * The operation can't be performed because there are scaling activities in progress. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @sample AmazonAutoScaling.SetDesiredCapacity * @see AWS * API Documentation */ SetDesiredCapacityResult setDesiredCapacity(SetDesiredCapacityRequest setDesiredCapacityRequest); /** *

* Sets the health status of the specified instance. *

*

* For more information, see Health * Checks for Auto Scaling Instances in the Amazon EC2 Auto Scaling User Guide. *

* * @param setInstanceHealthRequest * @return Result of the SetInstanceHealth operation returned by the service. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @sample AmazonAutoScaling.SetInstanceHealth * @see AWS * API Documentation */ SetInstanceHealthResult setInstanceHealth(SetInstanceHealthRequest setInstanceHealthRequest); /** *

* Updates the instance protection settings of the specified instances. *

*

* For more information about preventing instances that are part of an Auto Scaling group from terminating on scale * in, see Instance Protection in the Amazon EC2 Auto Scaling User Guide. *

* * @param setInstanceProtectionRequest * @return Result of the SetInstanceProtection operation returned by the service. * @throws LimitExceededException * You have already reached a limit for your Amazon EC2 Auto Scaling resources (for example, Auto Scaling * groups, launch configurations, or lifecycle hooks). For more information, see * DescribeAccountLimits. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @sample AmazonAutoScaling.SetInstanceProtection * @see AWS API Documentation */ SetInstanceProtectionResult setInstanceProtection(SetInstanceProtectionRequest setInstanceProtectionRequest); /** *

* Suspends the specified automatic scaling processes, or all processes, for the specified Auto Scaling group. *

*

* If you suspend either the Launch or Terminate process types, it can prevent other * process types from functioning properly. *

*

* To resume processes that have been suspended, use ResumeProcesses. *

*

* For more information, see Suspending and * Resuming Scaling Processes in the Amazon EC2 Auto Scaling User Guide. *

* * @param suspendProcessesRequest * @return Result of the SuspendProcesses operation returned by the service. * @throws ResourceInUseException * The operation can't be performed because the resource is in use. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @sample AmazonAutoScaling.SuspendProcesses * @see AWS * API Documentation */ SuspendProcessesResult suspendProcesses(SuspendProcessesRequest suspendProcessesRequest); /** *

* Terminates the specified instance and optionally adjusts the desired group size. This call simply makes a * termination request. The instance is not terminated immediately. When an instance is terminated, the instance * status changes to terminated. You can't connect to or start an instance after you've terminated it. *

*

* If you do not specify the option to decrement the desired capacity, Amazon EC2 Auto Scaling launches instances to * replace the ones that are terminated. *

*

* By default, Amazon EC2 Auto Scaling balances instances across all Availability Zones. If you decrement the * desired capacity, your Auto Scaling group can become unbalanced between Availability Zones. Amazon EC2 Auto * Scaling tries to rebalance the group, and rebalancing might terminate instances in other zones. For more * information, see Rebalancing Activities in the Amazon EC2 Auto Scaling User Guide. *

* * @param terminateInstanceInAutoScalingGroupRequest * @return Result of the TerminateInstanceInAutoScalingGroup operation returned by the service. * @throws ScalingActivityInProgressException * The operation can't be performed because there are scaling activities in progress. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @sample AmazonAutoScaling.TerminateInstanceInAutoScalingGroup * @see AWS API Documentation */ TerminateInstanceInAutoScalingGroupResult terminateInstanceInAutoScalingGroup( TerminateInstanceInAutoScalingGroupRequest terminateInstanceInAutoScalingGroupRequest); /** *

* Updates the configuration for the specified Auto Scaling group. *

*

* To update an Auto Scaling group, specify the name of the group and the parameter that you want to change. Any * parameters that you don't specify are not changed by this update request. The new settings take effect on any * scaling activities after this call returns. *

*

* If you associate a new launch configuration or template with an Auto Scaling group, all new instances will get * the updated configuration. Existing instances continue to run with the configuration that they were originally * launched with. When you update a group to specify a mixed instances policy instead of a launch configuration or * template, existing instances may be replaced to match the new purchasing options that you specified in the * policy. For example, if the group currently has 100% On-Demand capacity and the policy specifies 50% Spot * capacity, this means that half of your instances will be gradually terminated and relaunched as Spot Instances. * When replacing instances, Amazon EC2 Auto Scaling launches new instances before terminating the old ones, so that * updating your group does not compromise the performance or availability of your application. *

*

* Note the following about changing DesiredCapacity, MaxSize, or MinSize: *

*
    *
  • *

    * If a scale-in event occurs as a result of a new DesiredCapacity value that is lower than the current * size of the group, the Auto Scaling group uses its termination policy to determine which instances to terminate. *

    *
  • *
  • *

    * If you specify a new value for MinSize without specifying a value for DesiredCapacity, * and the new MinSize is larger than the current size of the group, this sets the group's * DesiredCapacity to the new MinSize value. *

    *
  • *
  • *

    * If you specify a new value for MaxSize without specifying a value for DesiredCapacity, * and the new MaxSize is smaller than the current size of the group, this sets the group's * DesiredCapacity to the new MaxSize value. *

    *
  • *
*

* To see which parameters have been set, use DescribeAutoScalingGroups. You can also view the scaling * policies for an Auto Scaling group using DescribePolicies. If the group has scaling policies, you can * update them using PutScalingPolicy. *

* * @param updateAutoScalingGroupRequest * @return Result of the UpdateAutoScalingGroup operation returned by the service. * @throws ScalingActivityInProgressException * The operation can't be performed because there are scaling activities in progress. * @throws ResourceContentionException * You already have a pending update to an Amazon EC2 Auto Scaling resource (for example, an Auto Scaling * group, instance, or load balancer). * @throws ServiceLinkedRoleFailureException * The service-linked role is not yet ready for use. * @sample AmazonAutoScaling.UpdateAutoScalingGroup * @see AWS API Documentation */ UpdateAutoScalingGroupResult updateAutoScalingGroup(UpdateAutoScalingGroupRequest updateAutoScalingGroupRequest); /** * Shuts down this client object, releasing any resources that might be held open. This is an optional method, and * callers are not expected to call it, but can if they want to explicitly release any open resources. Once a client * has been shutdown, it should not be used to make any more requests. */ void shutdown(); /** * Returns additional metadata for a previously executed successful request, typically used for debugging issues * where a service isn't acting as expected. This data isn't considered part of the result data returned by an * operation, so it's available through this separate, diagnostic interface. *

* Response metadata is only cached for a limited period of time, so if you need to access this extra diagnostic * information for an executed request, you should use this method to retrieve it as soon as possible after * executing a request. * * @param request * The originally executed request. * * @return The response metadata for the specified request, or null if none is available. */ ResponseMetadata getCachedResponseMetadata(AmazonWebServiceRequest request); AmazonAutoScalingWaiters waiters(); }





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