public void setIdleSinceDateTime(java.util.Date idleSinceDateTime) {
        this.idleSinceDateTime = idleSinceDateTime;
    }
<p>
The date and time starting at which the session became idle. Can be empty if the session is not currently idle.
</p>

@param idleSinceDateTime
       The date and time starting at which the session became idle. Can be empty if the session is not currently
       idle.
aws-java-sdk-athena/src/main/java/com/amazonaws/services/athena/model/SessionStatus.java