Chris, Tx for your reply Op Wo, 9 januari, 2013 10:37 pm schreef Christopher Schultz: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA256 > > > Leon, > > > On 1/9/13 4:25 PM, leon.m...@hccnet.nl wrote: > >> I'm quite new with tomcat. I run 7.0.30. >> > > Welcome. 7.0.35 will likely be released shortly. Please upgrade when > you can. > Sure I Will
>> I have successfully installed an application, however i'm facing >> issues with the database connection. >> >> As i understood i added the following code to server.xml >> >> >> <Context path="/" debug="1" reloadable="true" crossContext="true" >> antiJARLocking="true" antiResourceLocking="true"> > > You may be following old instructions: you shouldn't use the "path" > attribute in a <Context> element unless it's in your server.xml file (which > is should not be: you should be META-INF/context.xml in your webapp's base > directory instead). Also, the "debug" attribute has not been valid for > quite some time. That's possible, got the instruction from a friend. So it indeed was in my server.xml. Tried to creat a context.xml in META-INF/context.xml, however, not sure about the full conten. Are you able to provide met a contect.xml with example code, where i can adjust variables? ould help a lot! > > Do you really need "crossContext", "antiJARLocking", and > "antiResourceLocking" attributes? > No, so can leave it. >> <Resource name="jdbc/atvd" type="javax.sql.DataSource" >> auth="container" username="atvd" password="atvd" >> driverClassName="com.mysql.jdbc.Driver" >> url="jdbc:mysql://localhost:3306/atvd12?autoReconnect=true" /> >> > > This looks okay to me, though it's typical to set the "maxActive" and > "maxIdle" attributes here to size your connection pool. The defaults > are maxActive=8 and maxIdle=8 FYI. > > In development, I *highly* recommend that you set maxActive=1. > > > I usually recommend adding a "validationQuery" plus "removeAbandoned", > "logAbandoned", and set a reasonable "removeAbandonedTimeout" (I use > "30" to specify a 30-second timeout). A good validationQuery for MySQL > is "/* ping */ SELECT 1" because the driver will use a lightweight ping > instead of actually issuing a SQL query to the server: it reduces some > useless overhead. > >> Unfortunately I'm Getting below error. Don't get any special >> information from the log. >> >> type Exception report >> >> message Could not execute action >> >> description The server encountered an internal error that prevented it >> from fulfilling this request. >> >> exception javax.servlet.ServletException: Could not execute action >> com.opensymphony.webwork.dispatcher.DispatcherUtils.serviceAction(Dispa >> tcherUtils.java:196) >> >> >> > com.opensymphony.webwork.dispatcher.FilterDispatcher.doFilter(FilterDispa > tcher.java:182) > >> >> >> >> root cause java.lang.NullPointerException >> nl.dolhuis.util.hibernate.HibernateSession.getSession(HibernateSession. >> java:25) >> >> >> > nl.dolhuis.util.hibernate.HibernateInterceptor.intercept(HibernateInterce > ptor.java:83) > >> com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvo >> cation.java:180) >> >> >> > com.opensymphony.xwork.interceptor.AroundInterceptor.intercept(AroundInte > rceptor.java:32) > >> com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvo >> cation.java:180) >> >> >> > com.opensymphony.xwork.DefaultActionProxy.execute(DefaultActionProxy.java > :119) > >> com.opensymphony.webwork.dispatcher.DispatcherUtils.serviceAction(Dispa >> tcherUtils.java:183) >> >> >> > com.opensymphony.webwork.dispatcher.FilterDispatcher.doFilter(FilterDispa > tcher.java:182) > >> >> >> note The full stack trace of the root cause is available in the Apache >> Tomcat/7.0.30 logs. >> > > Have you checked logs/catalina.out or anything else in logs/? You said > there was no special information... does it just have the same stack trace > or is there nothing? Just the same stack trace. > > I know nothing about Hibernate, but you may have to post your > Hibernate configuration in order to get any further, here. > If needed not a problem, but hopefully a correct context.xml will do > > - -chris thanks in advance for your help, much appreciated. Regards, Léon > -----BEGIN PGP SIGNATURE----- > Version: GnuPG/MacGPG2 v2.0.17 (Darwin) > Comment: GPGTools - http://gpgtools.org > Comment: Using GnuPG with undefined - http://www.enigmail.net/ > > > iEYEAREIAAYFAlDt4wgACgkQ9CaO5/Lv0PDqAACcCU37VTsGS2C5EBRHLQ7nJPfk > YtkAn1Xf0zaWueMWx48a5Yh6VF+nciCk > =kpR3 > -----END PGP SIGNATURE----- > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org > For additional commands, e-mail: users-h...@tomcat.apache.org > > > --------------------------------------------------------------------- To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org For additional commands, e-mail: users-h...@tomcat.apache.org
