Thanks for the Info > -----Original Message----- > From: Ihar Makushynski [mailto:[EMAIL PROTECTED] > Sent: Thursday, April 08, 2004 2:53 AM > To: [EMAIL PROTECTED] > Subject: Re: How to find out the type of application Server at Runtime > > > The following code works under WebLogic, JRun, etc: > > Clob clob = rs.getClob(1); > if(clob instanceof oracle.sql.CLOB) > outStream = ((oracle.sql.CLOB)clob).getCharacterOutputStream(); > else > outStream = > ((weblogic.jdbc.common.OracleClob)clob).getCharacterOutputStream(); > > You don't need introspection or several packages from WebLogic at > runtime. > All that you need is weblogic.jar when you are compiling this code. > Since only WebLogic uses weblogic.jdbc.common.OracleClob (BTW, WL 6.1 > SP2 - 6.1 SP4), you never reach "else" branch at runtime and never get > ClassNotFound exception under JBOSS, if you do not import > weblogic.jdbc.common.* in the class header. > We (with Siarhei) use it about 2 years... > > Best regards, > Ihar Makushynski > > -----Original Message----- > From: A mailing list for Enterprise JavaBeans development > [mailto:[EMAIL PROTECTED] On Behalf Of Siarhei Adzinets > Sent: Thursday, April 08, 2004 9:40 AM > To: [EMAIL PROTECTED] > Subject: Re: [EJB-INT] How to find out the type of > application Server at > Runtime > > By the way, what version of weblogic do you use? > I know that Weblogic 6.1 wraps LOB data with its specific class. All > upper > versions do not do this. > > Also, you don't need to include all weblogic.jar with your > application. > Can > extract weblogic.jdbc.common package only. > > ----- Original Message ----- > From: "Chester Chen" <[EMAIL PROTECTED]> > To: <[EMAIL PROTECTED]> > Sent: Thursday, April 08, 2004 12:21 AM > Subject: Re: How to find out the type of application Server at Runtime > > > > That's a good point. Unless you include all the application specific > .jar > > files > > (in this case weblogic.jar), you will get the ClassNotFound > Exception. > > > > And It does not make much sense to include weblogic.jar when running > JBOSS. > > > > Chester > > > > > > > > > > > -----Original Message----- > > > From: Alex Paransky [mailto:[EMAIL PROTECTED] > > > Sent: Wednesday, April 07, 2004 2:07 PM > > > To: Chester Chen > > > Cc: [EMAIL PROTECTED] > > > Subject: Re: How to find out the type of application Server at > Runtime > > > > > > > > > Wouldn't you get a ClassNotFound exception when trying to > run under > > > JBOSS using the weblogic.jdbc.common.OracleClob in your code? > > > I think > > > you need to use introspection. > > > > > > -AP_ > > > Chester Chen wrote: > > > > > > >Thanks for all the replies. I guess there is no Metadata to > > > work with. > > > > > > > >the instanceof operator works for me. > > > > > > > >Thanks > > > > > > > > > > > >Chester > > > > > > > > > > > > > > > >>-----Original Message----- > > > >>From: Siarhei Adzinets [mailto:[EMAIL PROTECTED] > > > >>Sent: Tuesday, April 06, 2004 11:45 PM > > > >>To: [EMAIL PROTECTED] > > > >>Subject: Re: How to find out the type of application Server > > > at Runtime > > > >> > > > >> > > > >>Hi, Chester, > > > >> > > > >>I suggest you using instanceof operator. > > > >>Something like this: > > > >> > > > >>Clob clob = rs.getClob(1); > > > >>if(clob instanceof oracle.sql.CLOB) > > > >> outStream = > > > ((oracle.sql.CLOB)clob).getCharacterOutputStream(); > > > >>else > > > >> outStream = > > > > >>((weblogic.jdbc.common.OracleClob)clob).getCharacterOutputStream(); > > > >> > > > >> > > > >>Best regards, > > > >>Siarhei Adzinets > > > >> > > > >>----- Original Message ----- > > > >>From: "Chester Chen" <[EMAIL PROTECTED]> > > > >>To: <[EMAIL PROTECTED]> > > > >>Sent: Tuesday, April 06, 2004 10:37 PM > > > >>Subject: How to find out the type of application Server > at Runtime > > > >> > > > >> > > > >> > > > >> > > > >>>Hi, > > > >>> Is there a way to find out the type of application server > > > >>>for example: Weblogic, JBOSS or Web Server, at runtime > from code > ? > > > >>> > > > >>> Some sort of Application Server Metadata will help. > > > >>> > > > >>> I am adding LOB support for Application Server. As the > > > >>>weblogic needs special JDBC Oralce extension for Oralce > > > >>> > > > >>> > > > >>Thin driver (for > > > >> > > > >> > > > >>>retrieving LOB) , I need > > > >>>to cast the proper class at run time for different > > > >>> > > > >>> > > > >>application Servers. > > > >> > > > >> > > > >>> Any suggestions ? > > > >>> > > > >>> Also, an related question: Does JBOSS or WebSphere need > > > >>> > > > >>> > > > >>JDBC extensions > > > >> > > > >> > > > >>>for Oracle Thin Driver ? > > > >>> Some example or some pointers are appreciated > > > >>> > > > >>> > > > >>>Thanks > > > >>> > > > >>>Chester > > > >>> > > > >>> > > > >>> > > > >>> > > > >>============================================================== > > > >>============= > > > >> > > > >> > > > >>>To unsubscribe, send email to [EMAIL PROTECTED] and > > > >>> > > > >>> > > > >>include in the > > > >>body > > > >> > > > >> > > > >>>of the message "signoff EJB-INTEREST". For general help, > > > >>> > > > >>> > > > >>send email to > > > >> > > > >> > > > >>>[EMAIL PROTECTED] and include in the body of the > > > message "help". > > > >>> > > > >>> > > > >>============================================================== > > > >>============= > > > >>To unsubscribe, send email to [EMAIL PROTECTED] and > > > >>include in the body > > > >>of the message "signoff EJB-INTEREST". For general help, > > > >>send email to > > > >>[EMAIL PROTECTED] and include in the body of the message > "help". > > > >> > > > >> > > > >> > > > > > > > >============================================================= > > > ============== > > > >To unsubscribe, send email to [EMAIL PROTECTED] and > > > include in the body > > > >of the message "signoff EJB-INTEREST". For general help, > > > send email to > > > >[EMAIL PROTECTED] and include in the body of the message > "help". > > > > > > > > > > > > > > > > > > -- > > > -AP_ > > > http://www.myprofiles.com/member/profile/apara_personal > > > http://www.myprofiles.com/member/profile/apara_business > > > > > > > > > > > ============================================================== > ========== > === > > To unsubscribe, send email to [EMAIL PROTECTED] and > include in the > body > > of the message "signoff EJB-INTEREST". For general help, send email > to > > [EMAIL PROTECTED] and include in the body of the message "help". > > ============================================================== > ========== > === > To unsubscribe, send email to [EMAIL PROTECTED] and include in the > body > of the message "signoff EJB-INTEREST". For general help, > send email to > [EMAIL PROTECTED] and include in the body of the message "help". > > ============================================================== > ============= > To unsubscribe, send email to [EMAIL PROTECTED] and > include in the body > of the message "signoff EJB-INTEREST". For general help, > send email to > [EMAIL PROTECTED] and include in the body of the message "help". >
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