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Datei: csq4bvk1.cob Sprache: Cobol

Original von: verschiedene^©

CBL NODYNAM,LIB,OBJECT,RENT,RES,APOST
      *                                                               *
      * ------------------------------------------------------------- *
       IDENTIFICATION DIVISION.
      * ------------------------------------------------------------- *
       PROGRAM-ID. CSQ4BVK1.
      *REMARKS
      *****************************************************************
      *   @START_COPYRIGHT@                                           *
      *   Statement:     Licensed Materials - Property of IBM         *
      *                                                               *
      *                  5695-137                                     *
      *                  (C) Copyright IBM Corporation. 1993, 1997    *
      *                                                               *
      *   Status:        Version 1 Release 2                          *
      *   @END_COPYRIGHT@                                             *
      *                                                               *
      *  Module Name      : CSQ4BVK1                                  *
      *                                                               *
      *  Environment      : MVS Batch; COBOL II                       *
      *                                                               *
      *  Description      : Sample program to put a number of         *
      *                     messages to a queue.                      *
      *                                                               *
      *  Limitation       : Maximum message length set at 65535.      *
      *                                                               *
      *****************************************************************
      *                                                               *
      *                       Program  Logic                          *
      *                       --------------                          *
      *                                                               *
      *                                                               *
      *  main                                                         *
      *  ----                                                         *
      *                                                               *
      *   Move parameters into corresponding variables.               *
      *   If parameters are invalid then                              *
      *            Call USAGE-ERROR and exit.                         *
      *                                                               *
      *   Display the parameters passed to the program.               *
      *                                                               *
      *   Connect to the queue manager.                               *
      *   If connection failed then                                   *
      *            Call DISPLAY-ERROR-MESSAGE and exit                *
      *                                                               *
      *   Open the specified message queue (MQOPEN).                  *
      *   If open failed then                                         *
      *            Disconnect from queue manager                      *
      *            Call DISPLAY-ERROR-MESSAGE and exit                *
      *   Endif.                                                      *
      *                                                               *
      *   Set the put message options.                                *
      *   Loop while the messages are put to queue                    *
      *            Put message to queue (MQPUT)                       *
      *            If put failed                                      *
      *                     Call DISPLAY-ERROR-MESSAGE                *
      *                     Break from loop                           *
      *            Endif                                              *
      *   Endloop.                                                    *
      *   Display number of messages put to the queue.                *
      *                                                               *
      *   Close the message queue.                                    *
      *   If close failed then                                        *
      *            Call DISPLAY-ERROR-MESSAGE.                        *
      *                                                               *
      *   Disconnect from the queue manager.                          *
      *   If disconnect failed then                                   *
      *            Call DISPLAY-ERROR-MESSAGE.                        *
      *                                                               *
      *   Exit program.                                               *
      *                                                               *
      *                                                               *
      *---------------------------------------------------------------*
      *                                                               *
      *  USAGE-ERROR                                                  *
      *  -----------                                                  *
      *                                                               *
      *   Print message showing correct usage for program.            *
      *                                                               *
      *                                                               *
      *---------------------------------------------------------------*
      *                                                               *
      *  DISPLAY-ERROR-MESSAGE                                        *
      *  ---------------------                                        *
      *                                                               *
      *   Create error message and display.                           *
      *                                                               *
      *                                                               *
      *****************************************************************
      * ------------------------------------------------------------- *
       ENVIRONMENT DIVISION.
      * ------------------------------------------------------------- *
      * ------------------------------------------------------------- *
       DATA DIVISION.
      * ------------------------------------------------------------- *
       FILE SECTION.
      * ------------------------------------------------------------- *
       WORKING-STORAGE SECTION.
      * ------------------------------------------------------------- *
      *
      *    W00 - General work fields
      *
       01  W00-RETURN-CODE             PIC S9(4) BINARY VALUE ZERO.
       01  W00-LOOP                    PIC S9(9) BINARY VALUE 0.
       01  W00-NUMPUTS                 PIC S9(9) BINARY VALUE 0.
       01  W00-ERROR-MESSAGE           PIC X(48) VALUE SPACES.
      *
      *   Parameter variables
      *
       01  W00-QMGR                    PIC X(48).
       01  W00-QNAME                   PIC X(48).
       01  W00-PADCHAR                 PIC X(1) VALUE '*'.
       01  W00-MSGBUFFER.
         02  W00-MSGBUFFER-ARRAY         PIC X(1) OCCURS 65535 TIMES.
       01  W00-NUMMSGS-CHAR            PIC X(4) VALUE SPACES.
       01  W00-NUMMSGS                 PIC S9(9) BINARY VALUE 1.
       01  W00-MSGLENGTH-CHAR          PIC X(4) VALUE SPACES.
       01  W00-MSGLENGTH               PIC S9(9) BINARY VALUE 100.
       01  W00-PERSISTENCE             PIC X(1) VALUE 'N'.
           88 PERSISTENT     VALUE 'P'.
           88 NOT-PERSISTENT VALUE 'N'.
      *
      *    W03 - API fields
      *
       01  W03-HCONN                   PIC S9(9) BINARY VALUE 0.
       01  W03-HOBJ                    PIC S9(9) BINARY VALUE 0.
       01  W03-OPENOPTIONS             PIC S9(9) BINARY.
       01  W03-COMPCODE                PIC S9(9) BINARY.
       01  W03-REASON                  PIC S9(9) BINARY.
      *
      *    API control blocks
      *
       01  MQM-OBJECT-DESCRIPTOR.
           COPY CMQODV.
       01  MQM-MESSAGE-DESCRIPTOR.
           COPY CMQMDV.
       01  MQM-PUT-MESSAGE-OPTIONS.
           COPY CMQPMOV.
      *
      *    MQV contains constants (for filling in the control blocks)
      *    and return codes (for testing the result of a call)
      *
       01  MQM-CONSTANTS.
           COPY CMQV SUPPRESS.
      *
      *
      * ------------------------------------------------------------- *
       LINKAGE SECTION.
      * ------------------------------------------------------------- *
       01  PARMDATA.
           05  PARM-LEN                PIC S9(03) BINARY.
           05  PARM-STRING             PIC X(100).
      *
           EJECT
      * ------------------------------------------------------------- *
       PROCEDURE DIVISION USING PARMDATA.
      * ------------------------------------------------------------- *
      * ------------------------------------------------------------- *
       A-MAIN SECTION.
      * ------------------------------------------------------------- *
      *
      *    If no parameters passed to program then
      *    call USAGE-ERROR and exit
      *
           IF PARM-LEN = 0 THEN
              PERFORM USAGE-ERROR
              MOVE 8 TO W00-RETURN-CODE
              GO TO A-MAIN-END
           END-IF.
      *
      *    Move parameters into corresponding variables
      *
           UNSTRING PARM-STRING DELIMITED BY ALL ','
                        INTO W00-QMGR
                             W00-QNAME
                             W00-NUMMSGS-CHAR
                             W00-PADCHAR
                             W00-MSGLENGTH-CHAR
                             W00-PERSISTENCE.
           MOVE W00-MSGLENGTH-CHAR TO W00-MSGLENGTH.
           MOVE W00-NUMMSGS-CHAR   TO W00-NUMMSGS.
      *
      *    Display parameters to be used in the program
      *
           DISPLAY '==========================================='.
           DISPLAY 'PARAMETERS PASSED :'.
           DISPLAY ' QMGR - ', W00-QMGR.
           DISPLAY ' QNAME - ', W00-QNAME.
           DISPLAY ' NUMMSGS - ', W00-NUMMSGS.
           DISPLAY ' PADCHAR - ', W00-PADCHAR.
           DISPLAY ' MSGLENGTH - ', W00-MSGLENGTH.
           DISPLAY ' PERSISTENCE - ', W00-PERSISTENCE.
           DISPLAY '==========================================='.
      *
      *    Setup the message buffer
      *
           PERFORM WITH TEST BEFORE VARYING W00-LOOP FROM 1 BY 1
               UNTIL (W00-LOOP > W00-MSGLENGTH)
      *
               MOVE W00-PADCHAR TO W00-MSGBUFFER-ARRAY(W00-LOOP)
      *
           END-PERFORM.
      *
      *
      *    Connect to the queue manager
      *
           CALL 'MQCONN' USING W00-QMGR
                               W03-HCONN
                               W03-COMPCODE
                               W03-REASON.
      *
      *    If connection failed then display error message
      *    and exit
      *
           IF (W03-COMPCODE NOT = MQCC-OK) THEN
              MOVE 'MQCONN'   TO W00-ERROR-MESSAGE
              PERFORM DISPLAY-ERROR-MESSAGE
              MOVE W03-REASON TO W00-RETURN-CODE
              GO TO A-MAIN-END
           END-IF.
           DISPLAY 'MQCONN SUCCESSFUL'.
      *
      *
      *    Open the queue for output
      *
           MOVE MQOO-OUTPUT TO W03-OPENOPTIONS.
           MOVE W00-QNAME   TO MQOD-OBJECTNAME.
      *
           CALL 'MQOPEN' USING W03-HCONN
                               MQOD
                               W03-OPENOPTIONS
                               W03-HOBJ
                               W03-COMPCODE
                               W03-REASON.
      *
      *    If open failed then display error message
      *    and exit.
      *
           IF (W03-COMPCODE NOT = MQCC-OK) THEN
              MOVE 'MQOPEN'   TO W00-ERROR-MESSAGE
              PERFORM DISPLAY-ERROR-MESSAGE
              MOVE W03-REASON TO W00-RETURN-CODE
              GO TO A-MAIN-DISCONNECT
           END-IF.
           DISPLAY 'MQOPEN SUCCESSFUL'.
      *
      *
      *    Set persistence depending on parameter passed
      *
           IF PERSISTENT THEN
              MOVE MQPER-PERSISTENT     TO MQMD-PERSISTENCE
           ELSE
              MOVE MQPER-NOT-PERSISTENT TO MQMD-PERSISTENCE
           END-IF.
      *
      *    Loop until specified number of messages put to queue
      *
           PERFORM WITH TEST BEFORE VARYING W00-LOOP FROM 0 BY 1
               UNTIL (W00-LOOP >= W00-NUMMSGS)
      *
               MOVE MQMI-NONE TO MQMD-MSGID
               MOVE MQCI-NONE TO MQMD-CORRELID
      *
               CALL 'MQPUT' USING W03-HCONN
                                  W03-HOBJ
                                  MQMD
                                  MQPMO
                                  W00-MSGLENGTH
                                  W00-MSGBUFFER
                                  W03-COMPCODE
                                  W03-REASON
      *
      *        If put failed then display error message
      *        and break out of loop
      *
               IF (W03-COMPCODE NOT = MQCC-OK) THEN
                  MOVE 'MQPUT'     TO W00-ERROR-MESSAGE
                  PERFORM DISPLAY-ERROR-MESSAGE
                  MOVE W00-NUMMSGS TO W00-LOOP
                  MOVE W03-REASON  TO W00-RETURN-CODE
               ELSE
                  ADD 1 TO W00-NUMPUTS
               END-IF
      *
           END-PERFORM.
      *
      *    Display the number of messages successfully put
      *    to the queue
      *
           DISPLAY W00-NUMPUTS, ' MESSAGES PUT TO QUEUE'.
      *
      *
      *    Close the queue
      *
           CALL 'MQCLOSE' USING W03-HCONN
                                W03-HOBJ
                                MQCO-NONE
                                W03-COMPCODE
                                W03-REASON.
           IF (W03-COMPCODE NOT = MQCC-OK) THEN
              MOVE 'MQCLOSE'  TO W00-ERROR-MESSAGE
              PERFORM DISPLAY-ERROR-MESSAGE
              MOVE W03-REASON TO W00-RETURN-CODE
           ELSE
              DISPLAY 'MQCLOSE SUCCESSFUL'
           END-IF.
      *
      *
      *
       A-MAIN-DISCONNECT.
      *
      *    Disconnect from the queue manager
      *
           CALL 'MQDISC' USING W03-HCONN
                               W03-COMPCODE
                               W03-REASON.
           IF (W03-COMPCODE NOT = MQCC-OK) THEN
              MOVE 'MQDISC'   TO W00-ERROR-MESSAGE
              PERFORM DISPLAY-ERROR-MESSAGE
              MOVE W03-REASON TO W00-RETURN-CODE
           ELSE
              DISPLAY 'MQDISC SUCCESSFUL'
           END-IF.
      *
       A-MAIN-END.
      *
      *
           MOVE W00-RETURN-CODE TO RETURN-CODE
           STOP RUN.
      *
      * ------------------------------------------------------------- *
       USAGE-ERROR SECTION.
      * ------------------------------------------------------------- *
      *
           DISPLAY '=================================================='.
           DISPLAY 'PARAMETERS FOR PROGRAM :'.
           DISPLAY ' QMGR - QUEUE MANGER'.
           DISPLAY ' QNAME - QUEUE NAME'.
           DISPLAY ' NUMMSGS - NUMBER OF MESSAGES'.
           DISPLAY ' PADCHAR - MESSAGE PADDING CHARACTER'.
           DISPLAY ' MSGLENGTH - LENGTH OF MESSAGE(S)'.
           DISPLAY ' PERSISTENCE - PERSISTENCE OF MESSAGE(S)'.
           DISPLAY '=================================================='.
      *
       USAGE-ERROR-END.
      *
      *    RETURN TO PERFORMING FUNCTION
      *
           EXIT.
      *
      * ------------------------------------------------------------- *
       DISPLAY-ERROR-MESSAGE SECTION.
      * ------------------------------------------------------------- *
      *
           DISPLAY '************************************************'.
           DISPLAY '* ', W00-ERROR-MESSAGE.
           DISPLAY '* COMPLETION CODE : ', W03-COMPCODE.
           DISPLAY '* REASON CODE : ', W03-REASON.
           DISPLAY '************************************************'.
      *
       DISPLAY-ERROR-MESSAGE-END.
      *
      *    RETURN TO PERFORMING FUNCTION
      *
           EXIT.
      *
      * ------------------------------------------------------------- *
      *                        END OF PROGRAM
      * ------------------------------------------------------------- *

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