Table 11 shows the CICS® commands used in APPC mapped conversations.
Use to ... | Sync levels | CICS command | Topic |
---|---|---|---|
Acquire a session. | 0,1,2 | ALLOCATE | Allocating a session to the conversation |
Initiate a conversation. | 0,1,2 | CONNECT PROCESS | Connecting the partner transaction |
Access session-related information. | 0,1,2 | EXTRACT PROCESS | Back-end transaction initiation |
Send data and control information to the conversation partner. | 0,1,2 | SEND | Sending data to the partner transaction |
Receive data from the conversation partner. | 0,1,2 | RECEIVE | Receiving data from the partner transaction |
Send and receive data on the conversation. | 0,1,2 | CONVERSE | The CONVERSE command |
Transmit any deferred data or control indicators. | 0,1,2 | WAIT CONVID | Sending data to the partner transaction |
Reply positively to SEND CONFIRM. | 1,2 | ISSUE CONFIRMATION | Receiving and replying to a confirmation request |
Prepare a conversation partner for syncpointing. | 2 | ISSUE PREPARE | The ISSUE PREPARE command |
Inform the conversation partner of a program-detected error. | 0,1,2 | ISSUE ERROR | Demanding INVITE from the partner transaction |
Signal an unusual condition to the conversation partner, usually against the flow of data. | 0,1,2 | ISSUE SIGNAL | Requesting INVITE from the partner transaction |
Inform the conversation partner that the conversation should be abandoned. | 0,1,2 | ISSUE ABEND | Emergency termination of a conversation |
Free the session. | 0,1,2 | FREE | Ending the conversation |
Inform all conversation partners of readiness to commit changes to recoverable resources. | 2 | SYNCPOINT | Syncpointing a distributed process |
Inform conversation partners of the need to back out changes to recoverable resources. | 2 | SYNCPOINT ROLLBACK | The SYNCPOINT ROLLBACK command |
For programming information about CICS commands, see the CICS Application Programming Reference.
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