public SavingsPlan withStart(String start) {
        setStart(start);
        return this;
    }
<p>
The start time.
</p>

@param start
       The start time.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-savingsplans/src/main/java/com/amazonaws/services/savingsplans/model/SavingsPlan.java