3.3.4.6 Importing a Transaction
If the higher-layer business logic specifies that a transaction be imported by using an StxInfo (section 2.2.5.10) structure, the application MUST perform the following steps:
If the transaction manager of the application supports the CONNTYPE_TXUSER_IMPORT2 connection type as specified in section 2.2.1.1.1:
The application MUST attempt to import the transaction by using CONNTYPE_TXUSER_IMPORT2 (section 2.2.8.2.2.5).
Otherwise:
The application MUST attempt to import the transaction by using CONNTYPE_TXUSER_IMPORT (section 2.2.8.2.2.4).