|
Colins, that might cause problems, if the programm does not get closed (exception for example or coding error). The server Jobs get receycled and another job might get unpredictable results. Dieter On Freitag, 12. März 2004 14:32, Colin Williams wrote: > Nigel, > > One answer to this is to call your RPG from java as a stored procedure, and > just pass a parameter to indicate when you want to do a close, just as you > would from RPG. > > I believe that you should be able to achieve this without registering the > RPG as a stored proedure, as long as you keep your as400 server job open > between calls, and pass it the relevant parameter. > > Cheers > Colin.W > > -----Original Message----- > From: NGay@xxxxxxxxxxxxx [mailto:NGay@xxxxxxxxxxxxx] > Sent: 12 March 2004 12:22 > To: Java Programming on and around the iSeries / AS400 > Subject: RE: Mixed RPG/Java performance (EXAMPLE CODE) > > > > Joe, > > What about when the RPG has a few tables to open up and access? If you > called the same RPG program say 100 times, and the RPG program accessed say > 5 DB2/400 tables, wouldn't it re-open those tables on every call? With an > RPG program calling another RPG program you can get it to keep the tables > open so you don't have this overhead each time but when calling from Java > isn't a totally new RPG environment on each call and so there'd be a huge > overhead every time of opening up all the tables? This is the kind of > thing which worries me about calling RPG from Java - not the speed of the > program call itself. > > Thanks, > > Nigel Gay. > > |---------+------------------------------> > | > | | "Joe Pluta" | > | | <joepluta@plutabrot| > | | hers.com> | > | | Sent by: | > | | java400-l-bounces@m| > | | idrange.com | > | | > | | > | | 11/03/2004 13:27 | > | | Please respond to | > | | Java Programming on| > | | and around the | > | | iSeries / AS400 | > | > |---------+------------------------------> > | > >-------------------------------------------------------------------------- > >- > > -----------------------------------| > > | To: "'Java Programming on and around the iSeries / AS400'" > > <java400-l@xxxxxxxxxxxx> | > > | cc: > | > | Subject: RE: Mixed RPG/Java performance (EXAMPLE CODE) > > > >-------------------------------------------------------------------------- > >- > > -----------------------------------| > > > You have a problem. I can call a program hundreds of times a second, > > and that's from my PC to my little model 270. I included the RPG > > program, the Java program and the results at the end of this post. > > CODE FOR EXAMPLE: > > Program SB0001 in library SANDBOX > > d xidata ds > d counter 5 0 > d xwcount s 5 0 > > C *entry plist > C parm xidata 5 > C > C eval xwcount = xwcount + 1 > C eval counter = xwcount > C return > > > Java class CallSB0001 > > public class CallSB0001 { > > private static AS400Text at5 = new AS400Text(5); > > public static void main(String[] args) > throws Exception > { > AS400 sys = new AS400(); > > ProgramCall pc = new ProgramCall( > new AS400(), > "/QSYS.LIB/SANDBOX.LIB/SB0001.PGM", > new ProgramParameter[] { > new ProgramParameter(5) > }); > > SimpleDateFormat sdf = new > SimpleDateFormat("hh:mm:ss.SSS"); > > for (int x = 0; x < 100; x++) > { > pc.run(); > String data = (String) > > at5.toObject(pc.getParameterList()[0].getOutputData()); > String date = sdf.format(new Date()); > System.out.println(date + " " + data); > } > > sys.disconnectAllServices(); > System.exit(0); > } > } > > > Selected Results: > > 10:32:24.938 00001 > 10:32:24.938 00002 > 10:32:24.938 00003 > > 10:32:25.016 00049 > 10:32:25.016 00050 > 10:32:25.016 00051 > > 10:32:25.125 00098 > 10:32:25.125 00099 > 10:32:25.125 00100 > > _______________________________________________ > This is the Java Programming on and around the iSeries / AS400 (JAVA400-L) > mailing list To post a message email: JAVA400-L@xxxxxxxxxxxx To subscribe, > unsubscribe, or change list options, > visit: http://lists.midrange.com/mailman/listinfo/java400-l > or email: JAVA400-L-request@xxxxxxxxxxxx > Before posting, please take a moment to review the archives > at http://archive.midrange.com/java400-l. > > > > > > > > > *************************************************************************** >* **** > The information in this message is confidential and may be legally > privileged. It is intended solely for the addressee; access to this email > by anyone else is unauthorised. > > If you are not the intended recipient: (1) you are kindly requested to > return a copy of this message to the sender indicating that you have > received it in error, and to destroy the received copy; and (2) any > disclosure or distribution of this message, as well as any action taken or > omitted to be taken in reliance on its content, is prohibited and may be > unlawful. > *************************************************************************** >* **** > > _______________________________________________ > This is the Java Programming on and around the iSeries / AS400 (JAVA400-L) > mailing list To post a message email: JAVA400-L@xxxxxxxxxxxx To subscribe, > unsubscribe, or change list options, > visit: http://lists.midrange.com/mailman/listinfo/java400-l > or email: JAVA400-L-request@xxxxxxxxxxxx > Before posting, please take a moment to review the archives > at http://archive.midrange.com/java400-l. > > > This e-mail has been sent by a company of Bertram Group Ltd, whose > registered office is The Nest, Rosary Road Norwich NR1 1TF. This message, > and any attachments, are intended solely for the addressee and may contain > privileged or confidential information. If you are not the intended > recipient, any disclosure, copying, distribution or any action taken or > omitted to be taken in reliance on it, is prohibited and may be unlawful. > If you believe that you have received this email in error, please contact > the sender immediately. Opinions, conclusions and statements of intent in > this e-mail are those of the sender and will not bind a Bertram Group Ltd > company unless confirmed in writing by a director independently of this > message. Although we have taken steps to ensure that this email and any > attachments are free from any virus, we advise that in keeping with good > computing practice the recipient should ensure they are actually virus > free. > > _______________________________________________ > This is the Java Programming on and around the iSeries / AS400 (JAVA400-L) > mailing list To post a message email: JAVA400-L@xxxxxxxxxxxx > To subscribe, unsubscribe, or change list options, > visit: http://lists.midrange.com/mailman/listinfo/java400-l > or email: JAVA400-L-request@xxxxxxxxxxxx > Before posting, please take a moment to review the archives > at http://archive.midrange.com/java400-l. -- mfG Dieter Bender DV-Beratung Dieter Bender Wetzlarerstr. 25 35435 Wettenberg Tel. +49 641 9805855 Fax +49 641 9805856 www.bender-dv.de eMail dieter.bender@xxxxxxxxxxxx
As an Amazon Associate we earn from qualifying purchases.
This mailing list archive is Copyright 1997-2024 by midrange.com and David Gibbs as a compilation work. Use of the archive is restricted to research of a business or technical nature. Any other uses are prohibited. Full details are available on our policy page. If you have questions about this, please contact [javascript protected email address].
Operating expenses for this site are earned using the Amazon Associate program and Google Adsense.
midrange.com
