Class ScalingPolicy

java.lang.Object
software.amazon.awssdk.services.gamelift.model.ScalingPolicy
All Implemented Interfaces:
Serializable, SdkPojo, ToCopyableBuilder<ScalingPolicy.Builder,ScalingPolicy>
@Generated("software.amazon.awssdk:codegen") public final class ScalingPolicy extends Object implements SdkPojo, Serializable, ToCopyableBuilder<ScalingPolicy.Builder,ScalingPolicy>

Rule that controls how a fleet is scaled. Scaling policies are uniquely identified by the combination of name and fleet ID.

See Also:

  • Method Details

    • fleetId

      public final String fleetId()

      A unique identifier for the fleet that is associated with this scaling policy.

      Returns:
      A unique identifier for the fleet that is associated with this scaling policy.

    • fleetArn

      public final String fleetArn()

      The Amazon Resource Name (ARN) that is assigned to a Amazon GameLift Servers fleet resource and uniquely identifies it. ARNs are unique across all Regions. Format is arn:aws:gamelift:<region>::fleet/fleet-a1234567-b8c9-0d1e-2fa3-b45c6d7e8912.

      Returns:
      The Amazon Resource Name (ARN) that is assigned to a Amazon GameLift Servers fleet resource and uniquely identifies it. ARNs are unique across all Regions. Format is arn:aws:gamelift:<region>::fleet/fleet-a1234567-b8c9-0d1e-2fa3-b45c6d7e8912.

    • name

      public final String name()

      A descriptive label that is associated with a fleet's scaling policy. Policy names do not need to be unique.

      Returns:
      A descriptive label that is associated with a fleet's scaling policy. Policy names do not need to be unique.

    • status

      public final ScalingStatusType status()

      Current status of the scaling policy. The scaling policy can be in force only when in an ACTIVE status. Scaling policies can be suspended for individual fleets. If the policy is suspended for a fleet, the policy status does not change.

      • ACTIVE -- The scaling policy can be used for auto-scaling a fleet.

      • UPDATE_REQUESTED -- A request to update the scaling policy has been received.

      • UPDATING -- A change is being made to the scaling policy.

      • DELETE_REQUESTED -- A request to delete the scaling policy has been received.

      • DELETING -- The scaling policy is being deleted.

      • DELETED -- The scaling policy has been deleted.

      • ERROR -- An error occurred in creating the policy. It should be removed and recreated.

      If the service returns an enum value that is not available in the current SDK version, status will return ScalingStatusType.UNKNOWN_TO_SDK_VERSION. The raw value returned by the service is available from statusAsString().

      Returns:
      Current status of the scaling policy. The scaling policy can be in force only when in an ACTIVE status. Scaling policies can be suspended for individual fleets. If the policy is suspended for a fleet, the policy status does not change.

      • ACTIVE -- The scaling policy can be used for auto-scaling a fleet.

      • UPDATE_REQUESTED -- A request to update the scaling policy has been received.

      • UPDATING -- A change is being made to the scaling policy.

      • DELETE_REQUESTED -- A request to delete the scaling policy has been received.

      • DELETING -- The scaling policy is being deleted.

      • DELETED -- The scaling policy has been deleted.

      • ERROR -- An error occurred in creating the policy. It should be removed and recreated.

      See Also:

    • statusAsString

      public final String statusAsString()

      Current status of the scaling policy. The scaling policy can be in force only when in an ACTIVE status. Scaling policies can be suspended for individual fleets. If the policy is suspended for a fleet, the policy status does not change.

      • ACTIVE -- The scaling policy can be used for auto-scaling a fleet.

      • UPDATE_REQUESTED -- A request to update the scaling policy has been received.

      • UPDATING -- A change is being made to the scaling policy.

      • DELETE_REQUESTED -- A request to delete the scaling policy has been received.

      • DELETING -- The scaling policy is being deleted.

      • DELETED -- The scaling policy has been deleted.

      • ERROR -- An error occurred in creating the policy. It should be removed and recreated.

      If the service returns an enum value that is not available in the current SDK version, status will return ScalingStatusType.UNKNOWN_TO_SDK_VERSION. The raw value returned by the service is available from statusAsString().

      Returns:
      Current status of the scaling policy. The scaling policy can be in force only when in an ACTIVE status. Scaling policies can be suspended for individual fleets. If the policy is suspended for a fleet, the policy status does not change.

      • ACTIVE -- The scaling policy can be used for auto-scaling a fleet.

      • UPDATE_REQUESTED -- A request to update the scaling policy has been received.

      • UPDATING -- A change is being made to the scaling policy.

      • DELETE_REQUESTED -- A request to delete the scaling policy has been received.

      • DELETING -- The scaling policy is being deleted.

      • DELETED -- The scaling policy has been deleted.

      • ERROR -- An error occurred in creating the policy. It should be removed and recreated.

      See Also:

    • scalingAdjustment

      public final Integer scalingAdjustment()

      Amount of adjustment to make, based on the scaling adjustment type.

      Returns:
      Amount of adjustment to make, based on the scaling adjustment type.

    • scalingAdjustmentType

      public final ScalingAdjustmentType scalingAdjustmentType()

      The type of adjustment to make to a fleet's instance count.

      • ChangeInCapacity -- add (or subtract) the scaling adjustment value from the current instance count. Positive values scale up while negative values scale down.

      • ExactCapacity -- set the instance count to the scaling adjustment value.

      • PercentChangeInCapacity -- increase or reduce the current instance count by the scaling adjustment, read as a percentage. Positive values scale up while negative values scale down.

      If the service returns an enum value that is not available in the current SDK version, scalingAdjustmentType will return ScalingAdjustmentType.UNKNOWN_TO_SDK_VERSION. The raw value returned by the service is available from scalingAdjustmentTypeAsString().

      Returns:
      The type of adjustment to make to a fleet's instance count.

      • ChangeInCapacity -- add (or subtract) the scaling adjustment value from the current instance count. Positive values scale up while negative values scale down.

      • ExactCapacity -- set the instance count to the scaling adjustment value.

      • PercentChangeInCapacity -- increase or reduce the current instance count by the scaling adjustment, read as a percentage. Positive values scale up while negative values scale down.

      See Also:

    • scalingAdjustmentTypeAsString

      public final String scalingAdjustmentTypeAsString()

      The type of adjustment to make to a fleet's instance count.

      • ChangeInCapacity -- add (or subtract) the scaling adjustment value from the current instance count. Positive values scale up while negative values scale down.

      • ExactCapacity -- set the instance count to the scaling adjustment value.

      • PercentChangeInCapacity -- increase or reduce the current instance count by the scaling adjustment, read as a percentage. Positive values scale up while negative values scale down.

      If the service returns an enum value that is not available in the current SDK version, scalingAdjustmentType will return ScalingAdjustmentType.UNKNOWN_TO_SDK_VERSION. The raw value returned by the service is available from scalingAdjustmentTypeAsString().

      Returns:
      The type of adjustment to make to a fleet's instance count.

      • ChangeInCapacity -- add (or subtract) the scaling adjustment value from the current instance count. Positive values scale up while negative values scale down.

      • ExactCapacity -- set the instance count to the scaling adjustment value.

      • PercentChangeInCapacity -- increase or reduce the current instance count by the scaling adjustment, read as a percentage. Positive values scale up while negative values scale down.

      See Also:

    • comparisonOperator

      public final ComparisonOperatorType comparisonOperator()

      Comparison operator to use when measuring a metric against the threshold value.

      If the service returns an enum value that is not available in the current SDK version, comparisonOperator will return ComparisonOperatorType.UNKNOWN_TO_SDK_VERSION. The raw value returned by the service is available from comparisonOperatorAsString().

      Returns:
      Comparison operator to use when measuring a metric against the threshold value.
      See Also:

    • comparisonOperatorAsString

      public final String comparisonOperatorAsString()

      Comparison operator to use when measuring a metric against the threshold value.

      If the service returns an enum value that is not available in the current SDK version, comparisonOperator will return ComparisonOperatorType.UNKNOWN_TO_SDK_VERSION. The raw value returned by the service is available from comparisonOperatorAsString().

      Returns:
      Comparison operator to use when measuring a metric against the threshold value.
      See Also:

    • threshold

      public final Double threshold()

      Metric value used to trigger a scaling event.

      Returns:
      Metric value used to trigger a scaling event.

    • evaluationPeriods

      public final Integer evaluationPeriods()

      Length of time (in minutes) the metric must be at or beyond the threshold before a scaling event is triggered.

      Returns:
      Length of time (in minutes) the metric must be at or beyond the threshold before a scaling event is triggered.

    • metricName

      public final MetricName metricName()

      Name of the Amazon GameLift Servers-defined metric that is used to trigger a scaling adjustment. For detailed descriptions of fleet metrics, see Monitor Amazon GameLift Servers with Amazon CloudWatch.

      • ActivatingGameSessions -- Game sessions in the process of being created.

      • ActiveGameSessions -- Game sessions that are currently running.

      • ActiveInstances -- Fleet instances that are currently running at least one game session.

      • AvailableGameSessions -- Additional game sessions that fleet could host simultaneously, given current capacity.

      • AvailablePlayerSessions -- Empty player slots in currently active game sessions. This includes game sessions that are not currently accepting players. Reserved player slots are not included.

      • CurrentPlayerSessions -- Player slots in active game sessions that are being used by a player or are reserved for a player.

      • IdleInstances -- Active instances that are currently hosting zero game sessions.

      • PercentAvailableGameSessions -- Unused percentage of the total number of game sessions that a fleet could host simultaneously, given current capacity. Use this metric for a target-based scaling policy.

      • PercentIdleInstances -- Percentage of the total number of active instances that are hosting zero game sessions.

      • QueueDepth -- Pending game session placement requests, in any queue, where the current fleet is the top-priority destination.

      • WaitTime -- Current wait time for pending game session placement requests, in any queue, where the current fleet is the top-priority destination.

      If the service returns an enum value that is not available in the current SDK version, metricName will return MetricName.UNKNOWN_TO_SDK_VERSION. The raw value returned by the service is available from metricNameAsString().

      Returns:
      Name of the Amazon GameLift Servers-defined metric that is used to trigger a scaling adjustment. For detailed descriptions of fleet metrics, see Monitor Amazon GameLift Servers with Amazon CloudWatch.

      • ActivatingGameSessions -- Game sessions in the process of being created.

      • ActiveGameSessions -- Game sessions that are currently running.

      • ActiveInstances -- Fleet instances that are currently running at least one game session.

      • AvailableGameSessions -- Additional game sessions that fleet could host simultaneously, given current capacity.

      • AvailablePlayerSessions -- Empty player slots in currently active game sessions. This includes game sessions that are not currently accepting players. Reserved player slots are not included.

      • CurrentPlayerSessions -- Player slots in active game sessions that are being used by a player or are reserved for a player.

      • IdleInstances -- Active instances that are currently hosting zero game sessions.

      • PercentAvailableGameSessions -- Unused percentage of the total number of game sessions that a fleet could host simultaneously, given current capacity. Use this metric for a target-based scaling policy.

      • PercentIdleInstances -- Percentage of the total number of active instances that are hosting zero game sessions.

      • QueueDepth -- Pending game session placement requests, in any queue, where the current fleet is the top-priority destination.

      • WaitTime -- Current wait time for pending game session placement requests, in any queue, where the current fleet is the top-priority destination.

      See Also:

    • metricNameAsString

      public final String metricNameAsString()

      Name of the Amazon GameLift Servers-defined metric that is used to trigger a scaling adjustment. For detailed descriptions of fleet metrics, see Monitor Amazon GameLift Servers with Amazon CloudWatch.

      • ActivatingGameSessions -- Game sessions in the process of being created.

      • ActiveGameSessions -- Game sessions that are currently running.

      • ActiveInstances -- Fleet instances that are currently running at least one game session.

      • AvailableGameSessions -- Additional game sessions that fleet could host simultaneously, given current capacity.

      • AvailablePlayerSessions -- Empty player slots in currently active game sessions. This includes game sessions that are not currently accepting players. Reserved player slots are not included.

      • CurrentPlayerSessions -- Player slots in active game sessions that are being used by a player or are reserved for a player.

      • IdleInstances -- Active instances that are currently hosting zero game sessions.

      • PercentAvailableGameSessions -- Unused percentage of the total number of game sessions that a fleet could host simultaneously, given current capacity. Use this metric for a target-based scaling policy.

      • PercentIdleInstances -- Percentage of the total number of active instances that are hosting zero game sessions.

      • QueueDepth -- Pending game session placement requests, in any queue, where the current fleet is the top-priority destination.

      • WaitTime -- Current wait time for pending game session placement requests, in any queue, where the current fleet is the top-priority destination.

      If the service returns an enum value that is not available in the current SDK version, metricName will return MetricName.UNKNOWN_TO_SDK_VERSION. The raw value returned by the service is available from metricNameAsString().

      Returns:
      Name of the Amazon GameLift Servers-defined metric that is used to trigger a scaling adjustment. For detailed descriptions of fleet metrics, see Monitor Amazon GameLift Servers with Amazon CloudWatch.

      • ActivatingGameSessions -- Game sessions in the process of being created.

      • ActiveGameSessions -- Game sessions that are currently running.

      • ActiveInstances -- Fleet instances that are currently running at least one game session.

      • AvailableGameSessions -- Additional game sessions that fleet could host simultaneously, given current capacity.

      • AvailablePlayerSessions -- Empty player slots in currently active game sessions. This includes game sessions that are not currently accepting players. Reserved player slots are not included.

      • CurrentPlayerSessions -- Player slots in active game sessions that are being used by a player or are reserved for a player.

      • IdleInstances -- Active instances that are currently hosting zero game sessions.

      • PercentAvailableGameSessions -- Unused percentage of the total number of game sessions that a fleet could host simultaneously, given current capacity. Use this metric for a target-based scaling policy.

      • PercentIdleInstances -- Percentage of the total number of active instances that are hosting zero game sessions.

      • QueueDepth -- Pending game session placement requests, in any queue, where the current fleet is the top-priority destination.

      • WaitTime -- Current wait time for pending game session placement requests, in any queue, where the current fleet is the top-priority destination.

      See Also:

    • policyType

      public final PolicyType policyType()

      The type of scaling policy to create. For a target-based policy, set the parameter MetricName to 'PercentAvailableGameSessions' and specify a TargetConfiguration. For a rule-based policy set the following parameters: MetricName, ComparisonOperator, Threshold, EvaluationPeriods, ScalingAdjustmentType, and ScalingAdjustment.

      If the service returns an enum value that is not available in the current SDK version, policyType will return PolicyType.UNKNOWN_TO_SDK_VERSION. The raw value returned by the service is available from policyTypeAsString().

      Returns:
      The type of scaling policy to create. For a target-based policy, set the parameter MetricName to 'PercentAvailableGameSessions' and specify a TargetConfiguration. For a rule-based policy set the following parameters: MetricName, ComparisonOperator, Threshold, EvaluationPeriods, ScalingAdjustmentType, and ScalingAdjustment.
      See Also:

    • policyTypeAsString

      public final String policyTypeAsString()

      The type of scaling policy to create. For a target-based policy, set the parameter MetricName to 'PercentAvailableGameSessions' and specify a TargetConfiguration. For a rule-based policy set the following parameters: MetricName, ComparisonOperator, Threshold, EvaluationPeriods, ScalingAdjustmentType, and ScalingAdjustment.

      If the service returns an enum value that is not available in the current SDK version, policyType will return PolicyType.UNKNOWN_TO_SDK_VERSION. The raw value returned by the service is available from policyTypeAsString().

      Returns:
      The type of scaling policy to create. For a target-based policy, set the parameter MetricName to 'PercentAvailableGameSessions' and specify a TargetConfiguration. For a rule-based policy set the following parameters: MetricName, ComparisonOperator, Threshold, EvaluationPeriods, ScalingAdjustmentType, and ScalingAdjustment.
      See Also:

    • targetConfiguration

      public final TargetConfiguration targetConfiguration()

      An object that contains settings for a target-based scaling policy.

      Returns:
      An object that contains settings for a target-based scaling policy.

    • updateStatus

      public final LocationUpdateStatus updateStatus()

      The current status of the fleet's scaling policies in a requested fleet location. The status PENDING_UPDATE indicates that an update was requested for the fleet but has not yet been completed for the location.

      If the service returns an enum value that is not available in the current SDK version, updateStatus will return LocationUpdateStatus.UNKNOWN_TO_SDK_VERSION. The raw value returned by the service is available from updateStatusAsString().

      Returns:
      The current status of the fleet's scaling policies in a requested fleet location. The status PENDING_UPDATE indicates that an update was requested for the fleet but has not yet been completed for the location.
      See Also:

    • updateStatusAsString

      public final String updateStatusAsString()

      The current status of the fleet's scaling policies in a requested fleet location. The status PENDING_UPDATE indicates that an update was requested for the fleet but has not yet been completed for the location.

      If the service returns an enum value that is not available in the current SDK version, updateStatus will return LocationUpdateStatus.UNKNOWN_TO_SDK_VERSION. The raw value returned by the service is available from updateStatusAsString().

      Returns:
      The current status of the fleet's scaling policies in a requested fleet location. The status PENDING_UPDATE indicates that an update was requested for the fleet but has not yet been completed for the location.
      See Also:

    • location

      public final String location()

      The fleet location.

      Returns:
      The fleet location.

    • toBuilder

      public ScalingPolicy.Builder toBuilder()
      Description copied from interface: ToCopyableBuilder
      Take this object and create a builder that contains all of the current property values of this object.
      Specified by:
      toBuilder in interface ToCopyableBuilder<ScalingPolicy.Builder,ScalingPolicy>
      Returns:
      a builder for type T

    • builder

      public static ScalingPolicy.Builder builder()

    • serializableBuilderClass

      public static Class<? extends ScalingPolicy.Builder> serializableBuilderClass()

    • hashCode

      public final int hashCode()
      Overrides:
      hashCode in class Object

    • equals

      public final boolean equals(Object obj)
      Overrides:
      equals in class Object

    • equalsBySdkFields

      public final boolean equalsBySdkFields(Object obj)
      Description copied from interface: SdkPojo
      Indicates whether some other object is "equal to" this one by SDK fields. An SDK field is a modeled, non-inherited field in an SdkPojo class, and is generated based on a service model.

      If an SdkPojo class does not have any inherited fields, equalsBySdkFields and equals are essentially the same.

      Specified by:
      equalsBySdkFields in interface SdkPojo
      Parameters:
      obj - the object to be compared with
      Returns:
      true if the other object equals to this object by sdk fields, false otherwise.

    • toString

      public final String toString()
      Returns a string representation of this object. This is useful for testing and debugging. Sensitive data will be redacted from this string using a placeholder value.
      Overrides:
      toString in class Object

    • getValueForField

      public final <T> Optional<T> getValueForField(String fieldName, Class<T> clazz)

    • sdkFields

      public final List<SdkField<?>> sdkFields()
      Specified by:
      sdkFields in interface SdkPojo
      Returns:
      List of SdkField in this POJO. May be empty list but should never be null.

    • sdkFieldNameToField

      public final Map<String,SdkField<?>> sdkFieldNameToField()
      Specified by:
      sdkFieldNameToField in interface SdkPojo
      Returns:
      The mapping between the field name and its corresponding field.