public ActivityTimedOutEventDetails withCause(String cause) {
        setCause(cause);
        return this;
    }
<p>
A more detailed explanation of the cause of the timeout.
</p>

@param cause
       A more detailed explanation of the cause of the timeout.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-stepfunctions/src/main/java/com/amazonaws/services/stepfunctions/model/ActivityTimedOutEventDetails.java