VistA-WorldVistAEHR/r/HEALTH_LEVEL_SEVEN-HL/HLUOPTF2.m

227 lines
6.8 KiB
Mathematica

HLUOPTF2 ;ALB/CJM-HL7 -Fast Purge ;02/04/2004
;;1.6;HEALTH LEVEL SEVEN;**109**;Oct 13, 1995
;
FAST1 ;entry point for FAST PURGE 1, called by the Event Monitor
I '$$COUNT D PURGE
Q
FAST2 ;entry point for FAST PURGE 2, called by the Event Monitor
I $$COUNT=1 D PURGE
Q
;
START ;Interactive entry point, asks user whether or not to queue the Fast Purge
;
N ASK,STOP
S STOP=1
S ASK=$$ASKYESNO^HLEMU("Do you want to queue the Fast Purge so that it operates in the background","YES")
I ASK D
.N ZTRTN,ZTDESC,ZTSAVE,ZTIO,ZTSK
.S ZTRTN="PURGE^HLUOPTF2"
.S ZTDESC="HL7 FAST PURGE UTILITY"
.S ZTIO=""
.S ZTSAVE("STOP")=1
.D ^%ZTLOAD
.W !,$S($D(ZTSK):"HL7 FAST PURGE UTILITY QUEUED, TASK="_ZTSK,1:"REQUEST CANCELLED")
E I ASK=0 D
.W !,"Starting Fast Purge....",!
.D PURGE
K ^TMP("HLEVFLAG",$J)
Q
STOP ;
;entry point to ask the Fast Purge Job to stop
I $$COUNT>$G(^XTMP("HL7 FAST PURGE JOBS","STOP")),$$I^HLEMU($NA(^XTMP("HL7 FAST PURGE JOBS","STOP")),1)
Q
COUNT() ;
;returns the number of Fast Purge Jobs that are running
N COUNT,I
S COUNT=0
F I=1:1:20 D
.L ^XTMP("HL7 FAST PURGE JOBS",I):0
.I '$T D
..S COUNT=COUNT+1
.E D
..L -^XTMP("HL7 FAST PURGE JOBS",I)
Q COUNT
;
PURGE ;entry point for the FAST PURGE
;
;Variables:
; CHECKAT - next time to check in with TaskMan, Job Monitor, andEvent Logging, set every 10 minutes
; HOUR - the date and time to 1 hour precision that this process is currently purging, each hour is locked before purging
; IEN772 - entry in file 772 identified for purging
; IEN773 - entry in file 773 identified for purging
; LASTCHK - a simple count, the time is checked everytime this count reaches 500 - for efficiency, do not want to check the time after purging every entry
; CNT773 - count to report for EVENT LOGGING of entries purged (file 773)
; CNT772 - count to report for EVENT LOGGING of entries purged (file 772)
; QUIT - set to 1 when signaled to stop via TaskMan
; TIME - time currently being processed on the AI x-ref, file 773
;
;
I $G(STOP)=1 D
.;setting this flag allows the job to run outside of Process Monitorng
.S ^TMP("HLEVFLAG",$J)="STOP"
;
N LCNT,CNT773,CNT772,HOUR,LASTCHK,TIME,IEN772,IEN773,CHECKAT,QUIT,VAR,I
S (TIME,HOUR,CNT773,CNT772,LCOUNT,QUIT)=0
;
D START^HLEVAPI(.VAR)
;
S CHECKAT=$$FMADD^XLFDT($$NOW^XLFDT,,,10)
;
;let everyone know that there is 1 more purge job running - maximum of 20 Fast Purges running at once
F I=1:1:20 L ^XTMP("HL7 FAST PURGE JOBS",I):0 Q:$T
;
;loop until signaled to stop or there is no work for a while
I $T F D Q:QUIT
.S:'TIME HOUR=$$FINDHOUR(HOUR) S:HOUR TIME=HOUR-.00000001
.;
.;wasn't able to get an hour to lock
.I 'HOUR D Q
..;
..;if there has been no work for a while then quit
..I $$NOW^XLFDT>CHECKAT,CNT773<2000 D
...S QUIT=$$CHECKIN(.CHECKAT,.CNT773,.CNT772,.LCOUNT)
...S QUIT=1
..E D
...S QUIT=$$CHECKIN(.CHECKAT,.CNT773,.CNT772,.LCOUNT)
...D EVENT(.CNT773,.CNT772)
...Q:QUIT
...D PAUSE
.;
.;at this point, an hour has been locked, so delete all the entries for that hour
.F S TIME=$O(^HLMA("AI",TIME)) D Q:'TIME Q:QUIT
..I ('TIME)!($E(TIME,1,10)>HOUR) S TIME=0 Q
..S LCOUNT=LCOUNT+1
..I LCOUNT>500 S QUIT=$$CHECKIN(.CHECKAT,.CNT773,.CNT772,.LCOUNT) Q:QUIT
..S (IEN772,IEN773)=0
..F S IEN773=$O(^HLMA("AI",TIME,773,IEN773)) Q:'IEN773 D
...S CNT773=CNT773+1
...D DEL773^HLUOPT3(IEN773)
...;
..F S IEN772=$O(^HLMA("AI",TIME,772,IEN772)) Q:'IEN772 D
...S CNT772=CNT772+1
...D DEL772^HLUOPT3(IEN772)
..;
..; make sure that no more records are on this x-ref for that time - could only happen in the case of corruption of some sort
..K ^HLMA("AI",TIME)
;
;unlock the last hour currently being held
L:HOUR -^HLMA("AI",HOUR)
;
;let everyone know that there is 1 less purge job running
F I=1:1:20 L -^XTMP("HL7 FAST PURGE JOBS",I)
D CHECKOUT^HLEVAPI
K ^TMP("HLEVFLAG",$J)
Q
;
PAUSE ;sleep for 10 SECONDS
H 10
Q
;
CHECKIN(CHECKAT,CNT773,CNT772,LCOUNT) ;
;if NOW>CHECKAT then:
; 1) check in with TaskMan
; 2) send a new event to the event monitor
; 3) reset CHECKAT for 10 minutes in the future
; 4) as an alternative to TaskMan, check if special Stop Fast Purge option has been used
;
;Input:
; CHECKAT - the end of the current 10 minute time period
; CNT773 - number of records in file 773 purged since the last time Event Logging was updated
; CNT772 - number of records in file 772 purged since the last time Event Logging was updated
;Output:
; Function returns 1 if the Fast Purge should stop, 0 otherwise
; LCOUNT is reset to 0 **pass by reference**
; CNT773 and CNT772 are set to 0 if reported to Event Logging **pass by reference**
; CHECKAT is reset to 10 minute sin the future if the time is up **pass by reference**
;
N NOW,QUIT
S QUIT=0
;
S NOW=$$NOW^XLFDT
I NOW>CHECKAT D
.D EVENT(.CNT773,.CNT772)
.S CHECKAT=$$FMADD^XLFDT(NOW,,,10)
.I '$D(ZTQUEUED) D
..W "."
.E D
..;check in with the Job Monitor
..D CHECKIN^HLEVAPI
..S QUIT=$$S^ZTLOAD
..S:QUIT ZTSTOP=1
;
;Check if the special option has been used to stop the purge
I $G(^XTMP("HL7 FAST PURGE JOBS","STOP"))>0 D
.S QUIT=1
.I $$I^HLEMU($NA(^XTMP("HL7 FAST PURGE JOBS","STOP")),-1)
;
S LCOUNT=0
Q QUIT
;
FINDHOUR(HOUR) ;
;Finds the next dt/tm to the hour on the AI x-ref of file 773 that can be locked, returns 0 on failure
N QUIT,NOW
S QUIT=0
;
;unlock the last hour currently being held
L:HOUR -^HLMA("AI",HOUR)
;
S NOW=$$NOW^XLFDT
;
;if this is the first time through then start with the first entry on the x-ref
I 'HOUR D Q:QUIT HOUR
.S HOUR=$O(^HLMA("AI",0))
.;
.;any records to purge?
.I 'HOUR S QUIT=1 Q
.;
.;if so, quit if the next purgeable record is for the future
.I HOUR>NOW S HOUR=0 Q
.;
.S HOUR=$E(HOUR,1,10)
.L +^HLMA("AI",+HOUR):0 S:$T QUIT=1
;
S HOUR=$E(HOUR,1,10)
F D Q:QUIT
.;
.;look for the next entry at least 1 hour in the future
.S HOUR=$$FMADD^XLFDT(HOUR,,1)-.000000001
.S HOUR=$E($O(^HLMA("AI",HOUR)),1,10)
.I 'HOUR S QUIT=1 Q
.;
.;I the hour is in the future then the entries can not yet be purged
.I (HOUR>NOW) S HOUR=0,QUIT=1 Q
.;
.;check if this hour can be locked, if so this is the hour to be purged
.L +^HLMA("AI",+HOUR):0 I $T S QUIT=1
;
Q HOUR
;
EVENT(CNT773,CNT772) ;
;add the last number of records purged to event logging
N EVENT
I CNT773 D
.S EVENT=$$EVENT^HLEME("773 PURGE","HEALTH LEVEL SEVEN")
.I CNT773>1,$$INC^HLEME(EVENT,CNT773-1)
.S CNT773=0
I CNT772 D
.S EVENT=$$EVENT^HLEME("772 PURGE","HEALTH LEVEL SEVEN")
.I CNT772>1,$$INC^HLEME(EVENT,CNT772-1)
.S CNT772=0
Q
;
CHECK1() ;called by the Master Job to determine whether
;FAST HL7 PURGE #1 should run.
;Output:
; function returns 1 if yes, 0 if no
;
I $$COUNT^HLEVAPI3("FAST HL7 PURGE #1")
Q '$T
;
CHECK2() ;called by the Master Job to determine whether
;FAST HL7 PURGE #2 should run.
;Output:
; function returns 1 if yes, 0 if no
;
I $$COUNT^HLEVAPI3("FAST HL7 PURGE #1"),'$$COUNT^HLEVAPI3("FAST HL7 PURGE #2")
Q $T