Sets the durability.
<p>
Passing {@code true} sets the expiry policy of the source to {@code NEVER} and the durability of the source
to {@code UNSETTLED_STATE}.
@param durable whether or not the receiver must indicate it's durable
@return the options.
Sets the durability. <p> Passing {@code true} sets the expiry policy of the source to {@code NEVER} and the durability of the source to {@code UNSETTLED_STATE}.
@param durable whether or not the receiver must indicate it's durable @return the options.