public StackSetSummary withManagedExecution(ManagedExecution managedExecution) {
        setManagedExecution(managedExecution);
        return this;
    }
<p>
Describes whether StackSets performs non-conflicting operations concurrently and queues conflicting operations.
</p>

@param managedExecution
       Describes whether StackSets performs non-conflicting operations concurrently and queues conflicting
       operations.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-cloudformation/src/main/java/com/amazonaws/services/cloudformation/model/StackSetSummary.java