Table 19–8 lists the connection factory attributes for overriding JMS message header fields.
Table 19–8 Connection Factory Attributes for Message Header Overrides| Attribute | Type | Default Value | Description | 
|---|---|---|---|
| Boolean | false | Allow client-set delivery mode to be overridden? | |
| Integer | 2 | Overriding value of delivery mode: 1 Nonpersistent 2 Persistent | |
| Boolean | false | Allow client-set expiration time to be overridden? | |
| Long integer | 0 | Overriding value of expiration time, in milliseconds A value of 0 denotes an unlimited expiration time (message never expires). | |
| Boolean | false | Allow client-set priority level to be overridden? | |
| Integer | 4 (normal) | Overriding value of priority level (0 to 9) | |
| Boolean | false | Apply overrides to temporary destinations? |