In this section, the state table shows the state transitions that occur when transactions engage in LUTYPE6.1 conversations in migration mode. The state table includes the commands available and the states returned when starting a back-end transaction using the SEND [FMH|ATTACHID] command with the transaction identifier imbedded in first four bytes of user data. For back-end transactions started by CONNECT PROCESS, use the tables in State transitions in APPC mapped conversations, but remember that the BUILD ATTACH, SEND ATTACHID, SEND FMH, and EXTRACT ATTACH commands are also available.
The commands you can issue, coupled with the EIB flags that can be set after execution, are shown in column 1 down the left side of the table. The possible conversation states are shown across the top of the table. The states correspond to the columns of the table. The intersection of a row (command and EIB flag) and a column (state) represents the state transition, if any, that occurs when a particular command returning a particular EIB flag is issued in a particular state. A number at an intersection indicates the state number of the next state. Other symbols represent other conditions, as follows:
Command issued | EIB flag returned49 | ALLO- CATED50 | SEND | PEND- RECEIVE | PEND- FREE | RECEIVE | CONF- RECEIVE |
---|---|---|---|---|---|---|---|
State 1 | State 2 | State 3 | State 4 | State 5 | State 6 | ||
BUILD ATTACH | × | = | = | = | = | = | = |
EXTRACT ATTACH | × | Ab51 | Ab51 | Ab51 | Ab51 | = | Ab51 |
EXTRACT PROCESS52 | × | Ab | = | = | = | = | = |
EXTRACT ATTRIBUTES | × | = | = | = | = | = | = |
SEND (any valid form) |
EIBERR + EIBSYNRB |
Ab | 13 | 13 | 13 | Ab | Ab |
SEND (any valid form) |
EIBERR + EIBFREE |
12 | 12 | 12 | 12 | Ab | Ab |
SEND (any valid form) | EIBERR | Ab | 5 | 5 | 5 | Ab | Ab |
SEND INVITE WAIT | × | 5 | 5 | Ab | Ab | Ab | Ab |
SEND INVITE CONFIRM | × | 5 | 5 | Ab | Ab | Ab | Ab |
SEND INVITE | × | 3 | 3 | Ab | Ab | Ab | Ab |
SEND LAST WAIT | × | 12 | 12 | Ab | Ab | Ab | Ab |
SEND LAST CONFIRM | × | 12 | 12 | Ab | Ab | Ab | Ab |
SEND LAST | × | 4 | 4 | Ab | Ab | Ab | Ab |
SEND WAIT | × | 2 | = | Ab | Ab | Ab | Ab |
SEND CONFIRM | × | 2 | = | 553 | 1253 | Ab | Ab |
SEND | × | 2 | = | Ab | Ab | Ab | Ab |
RECEIVE |
EIBERR + EIBSYNRB |
Ab | 1354 | 1355 | Ab | 13 | Ab |
RECEIVE |
EIBERR + EIBFREE |
Ab | 1254 | 1255 | Ab | 12 | Ab |
RECEIVE | EIBERR | Ab | 554 | 555 | Ab | = | Ab |
RECEIVE |
EIBSYNC + EIBFREE |
Ab | 1154 | 1155 | Ab | 11 | Ab |
RECEIVE |
EIBSYNC + EIBRECV |
Ab | 954 | 955 | Ab | 9 | Ab |
RECEIVE | EIBSYNC | Ab | 1054 | 1055 | Ab | 10 | Ab |
RECEIVE |
EIBCONF + EIBFREE |
Ab | 854 | 855 | Ab | 8 | Ab |
RECEIVE |
EIBCONF + EIBRECV |
Ab | 654 | 655 | Ab | 6 | Ab |
RECEIVE | EIBCONF | Ab | 754 | 755 | Ab | 7 | Ab |
RECEIVE | EIBFREE | Ab | 1254 | 1255 | Ab | 12 | Ab |
RECEIVE | EIBRECV | Ab | 554 | 555 | Ab | = | Ab |
RECEIVE NOTRUNCATE56 | EIBCOMPL56 | Ab | 554 | 555 | Ab | = | Ab |
RECEIVE | × | Ab | =54 | 255 | Ab | 2 | Ab |
CONF- SEND | CONF- FREE | SYNC- RECEIVE | SYNC- SEND | SYNC- FREE | FREE | ROLL- BACK | Command returns |
---|---|---|---|---|---|---|---|
State 7 | State 8 | State 9 | State 10 | State 11 | State 12 | State 13 | |
= | = | = | = | = | = | = | Immediately |
Ab51 | Ab51 | Ab51 | Ab51 | Ab51 | Ab51 | Ab51 | Immediately |
= | = | = | = | = | = | = | Immediately |
= | = | = | = | = | = | = | Immediately |
Ab | Ab | Ab | Ab | Ab | Ab | Ab |
After error flow detected |
Ab | Ab | Ab | Ab | Ab | Ab | Ab |
After error flow detected |
Ab | Ab | Ab | Ab | Ab | Ab | Ab | After error flow detected |
Ab | Ab | Ab | Ab | Ab | Ab | Ab | After data flows |
Ab | Ab | Ab | Ab | Ab | Ab | Ab | After response from partner |
Ab | Ab | Ab | Ab | Ab | Ab | Ab | After data buffered |
Ab | Ab | Ab | Ab | Ab | Ab | Ab | After data flows |
Ab | Ab | Ab | Ab | Ab | Ab | Ab | After response from partner |
Ab | Ab | Ab | Ab | Ab | Ab | Ab | After data buffered |
Ab | Ab | Ab | Ab | Ab | Ab | Ab | After data flows |
Ab | Ab | Ab | Ab | Ab | Ab | Ab | After response from partner |
Ab | Ab | Ab | Ab | Ab | Ab | Ab | After data buffered |
Ab | Ab | Ab | Ab | Ab | Ab | Ab |
After rollback flow detected |
Ab | Ab | Ab | Ab | Ab | Ab | Ab |
After error detected |
Ab | Ab | Ab | Ab | Ab | Ab | Ab | After error detected |
Ab | Ab | Ab | Ab | Ab | Ab | Ab |
After sync flow detected |
Ab | Ab | Ab | Ab | Ab | Ab | Ab |
After sync flow detected |
Ab | Ab | Ab | Ab | Ab | Ab | Ab | After sync flow detected |
Ab | Ab | Ab | Ab | Ab | Ab | Ab |
After confirm flow detected |
Ab | Ab | Ab | Ab | Ab | Ab | Ab |
After confirm flow detected |
Ab | Ab | Ab | Ab | Ab | Ab | Ab | After confirm flow detected |
Ab | Ab | Ab | Ab | Ab | Ab | Ab | After error flow detected |
Ab | Ab | Ab | Ab | Ab | Ab | Ab | When data available |
Ab | Ab | Ab | Ab | Ab | Ab | Ab | When data available |
Ab | Ab | Ab | Ab | Ab | Ab | Ab | When data available |
table continued ...... |
Command issued | EIB flag returned49 | ALLO- CATED50 | SEND | PEND- RECEIVE | PEND- FREE | RECEIVE | CONF- RECEIVE |
---|---|---|---|---|---|---|---|
State 1 | State 2 | State 3 | State 4 | State 5 | State 6 | ||
CONVERSE57 | EIB flags and states as for RECEIVE | ||||||
ISSUE CONFIRMATION | × | Ab | Ab | Ab | Ab | Ab | 5 |
ISSUE ERROR | EIBFREE | Ab | 12 | 12 | Ab | 12 | 12 |
ISSUE ERROR | × | Ab | = | 2 | Ab | 2 | 2 |
ISSUE ABEND | × | Ab | 12 | 12 | 12 | 12 | 12 |
ISSUE SIGNAL58 | × | Ab | = | = | Ab | = | = |
ISSUE PREPARE |
EIBERR + EIBSYNRB |
Ab51 | 13 | 13 | 13 | Ab51 | Ab51 |
ISSUE PREPARE |
EIBERR + EIBFREE |
Ab51 | 12 | 12 | 12 | Ab51 | Ab51 |
ISSUE PREPARE | EIBERR | Ab51 | 5 | 5 | 5 | Ab51 | Ab51 |
ISSUE PREPARE | × | Ab51 | 1059 | 959 | 1159 | Ab51 | Ab51 |
SYNCPOINT60 | EIBRLDBK | = | 2 or 561 | 2 or 561 | 2 or 561 | Ab62 | Ab62 |
SYNCPOINT60 | × | = | = | 5 | 12 | Ab62 | Ab62 |
SYNCPOINT ROLLBACK60 | × | = | 2 or 561 | 2 or 561 | 2 or 561 | 2 or 561 | 2 or 561 |
WAIT | × | Ab | = | 5 | 12 | Ab | Ab |
FREE | × | End | End63 | Ab | End | Ab | Ab |
CONF- SEND | CONF- FREE | SYNC- RECEIVE | SYNC- SEND | SYNC- FREE | FREE | ROLL- BACK | Command returns |
---|---|---|---|---|---|---|---|
State 7 | State 8 | State 9 | State 10 | State 11 | State 12 | State 13 | |
States as for RECEIVE | When data available | ||||||
2 | 12 | Ab | Ab | Ab | Ab | Ab | Immediately |
12 | 12 | 12 | 12 | 12 | Ab | Ab | After response from partner |
2 | 2 | 2 | 2 | 2 | Ab | Ab | After response from partner |
12 | 12 | 12 | 12 | 12 | Ab | Ab | Immediately |
= | = | = | = | = | Ab | Ab | Immediately |
Ab51 | Ab51 | Ab51 | Ab51 | Ab51 | Ab51 | Ab51 |
After response from partner |
Ab51 | Ab51 | Ab51 | Ab51 | Ab51 | Ab51 | Ab51 |
After error detected |
Ab51 | Ab51 | Ab51 | Ab51 | Ab51 | Ab51 | Ab51 | After error detected |
Ab51 | Ab51 | Ab51 | Ab51 | Ab51 | Ab51 | Ab51 | After response from partner |
Ab | Ab | 2 or 561 | 2 or 561 | 2 or 561 | = | Ab | After response from partner |
Ab | Ab | 2 | 2 | 12 | = | Ab | After response from partner |
2 or 561 | 2 or 561 | 2 or 561 | 2 or 561 | 2 or 561 | = | 2 or 561 | After rollback across UOW |
Ab | Ab | Ab | Ab | Ab | Ab | Ab | Immediately |
Ab | Ab | Ab | Ab | Ab | End | Ab | Immediately |