public void setScalableDimension(String scalableDimension) {
        this.scalableDimension = scalableDimension;
    }
<p>
The scalable dimension associated with the resource.
</p>
<ul>
<li>
<p>
<code>autoscaling:autoScalingGroup:DesiredCapacity</code> - The desired capacity of an Auto Scaling group.
</p>
</li>
<li>
<p>
<code>ecs:service:DesiredCount</code> - The desired task count of an ECS service.
</p>
</li>
<li>
<p>
<code>ec2:spot-fleet-request:TargetCapacity</code> - The target capacity of a Spot Fleet request.
</p>
</li>
<li>
<p>
<code>dynamodb:table:ReadCapacityUnits</code> - The provisioned read capacity for a DynamoDB table.
</p>
</li>
<li>
<p>
<code>dynamodb:table:WriteCapacityUnits</code> - The provisioned write capacity for a DynamoDB table.
</p>
</li>
<li>
<p>
<code>dynamodb:index:ReadCapacityUnits</code> - The provisioned read capacity for a DynamoDB global secondary
index.
</p>
</li>
<li>
<p>
<code>dynamodb:index:WriteCapacityUnits</code> - The provisioned write capacity for a DynamoDB global secondary
index.
</p>
</li>
<li>
<p>
<code>rds:cluster:ReadReplicaCount</code> - The count of Aurora Replicas in an Aurora DB cluster. Available for
Aurora MySQL-compatible edition and Aurora PostgreSQL-compatible edition.
</p>
</li>
</ul>

@param scalableDimension
       The scalable dimension associated with the resource.</p>
       <ul>
       <li>
       <p>
       <code>autoscaling:autoScalingGroup:DesiredCapacity</code> - The desired capacity of an Auto Scaling group.
       </p>
       </li>
       <li>
       <p>
       <code>ecs:service:DesiredCount</code> - The desired task count of an ECS service.
       </p>
       </li>
       <li>
       <p>
       <code>ec2:spot-fleet-request:TargetCapacity</code> - The target capacity of a Spot Fleet request.
       </p>
       </li>
       <li>
       <p>
       <code>dynamodb:table:ReadCapacityUnits</code> - The provisioned read capacity for a DynamoDB table.
       </p>
       </li>
       <li>
       <p>
       <code>dynamodb:table:WriteCapacityUnits</code> - The provisioned write capacity for a DynamoDB table.
       </p>
       </li>
       <li>
       <p>
       <code>dynamodb:index:ReadCapacityUnits</code> - The provisioned read capacity for a DynamoDB global
       secondary index.
       </p>
       </li>
       <li>
       <p>
       <code>dynamodb:index:WriteCapacityUnits</code> - The provisioned write capacity for a DynamoDB global
       secondary index.
       </p>
       </li>
       <li>
       <p>
       <code>rds:cluster:ReadReplicaCount</code> - The count of Aurora Replicas in an Aurora DB cluster.
       Available for Aurora MySQL-compatible edition and Aurora PostgreSQL-compatible edition.
       </p>
       </li>
@see ScalableDimension
aws-java-sdk-autoscalingplans/src/main/java/com/amazonaws/services/autoscalingplans/model/ScalingInstruction.java