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From Christopher Schultz <ch...@christopherschultz.net>
Subject Re: class from jar in tomcat/lib not found
Date Wed, 29 Jan 2014 15:04:07 GMT
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Jakub,

On 1/28/14, 6:17 PM, Ja kub wrote:
> Problem dissapeared when I added ha-jdbc-2.0.16 dependencies into 
> tomcat/lib !

You would have seen the missing dependency if you had read further
along in the stack trace. "Could not initialize class" usually has a
"Caused by" portion for the stack trace which would have probably told
you exactly which classes were missing.

- -chris

> j@j-Dell-System-XPS-L702X:/szkolenie/tomcat/lib_hajdbc$ unzip -v 
> ../hajdbc3.0_lib/ha-jdbc-3.0.0.jar  | grep
> net.sf.hajdbc.sql.Driver 3429  Defl:N     1646  52% 2013-12-31
> 10:17 55394556 net/sf/hajdbc/sql/DriverDatabase.class 1232  Defl:N
> 524  58% 2013-12-31 10:17 fbbe1ce9 
> net/sf/hajdbc/sql/DriverProxyFactory.class 2630  Defl:N     1004
> 62% 2013-12-31 10:17 35b4d591 net/sf/hajdbc/sql/Driver$1.class 1487
> Defl:N      669  55% 2013-12-31 10:17 c17fd96a 
> net/sf/hajdbc/sql/Driver$2.class 1522  Defl:N      672  56%
> 2013-12-31 10:17 ee4dde44 net/sf/hajdbc/sql/Driver$3.class 435
> Defl:N      236  46% 2013-12-31 10:17 4834ccfd 
> net/sf/hajdbc/sql/Driver$DriverInvoker.class 8018  Defl:N     2794
> 65% 2013-12-31 10:17 21b57c25 net/sf/hajdbc/sql/Driver.class 719
> Defl:N      340  53% 2013-12-31 10:17 ec305738 
> net/sf/hajdbc/sql/DriverInvocationHandler.class 2384  Defl:N
> 1034  57% 2013-12-31 10:17 fffd8294 
> net/sf/hajdbc/sql/DriverDatabaseClusterConfiguration$DriverNestedConfiguration.class
>
> 
1574  Defl:N      605  62% 2013-12-31 10:17 72344bd7
> net/sf/hajdbc/sql/DriverDatabaseClusterConfiguration.class 
> j@j-Dell-System-XPS-L702X:/szkolenie/tomcat/lib_hajdbc$ unzip -v 
> ha-jdbc-2.0.16-rc-1-jdk1.6.jar | grep net.sf.hajdbc.sql.Driver 1640
> Defl:N      718  56% 2009-06-21 22:46 76b28996 
> net/sf/hajdbc/sql/Driver$1.class 1684  Defl:N      726  57%
> 2009-06-21 22:46 912651b8 net/sf/hajdbc/sql/Driver$2.class 5843
> Defl:N     2392  59% 2009-06-21 22:46 317b828f 
> net/sf/hajdbc/sql/Driver.class 7381  Defl:N     2819  62%
> 2009-06-21 22:46 34e95098 net/sf/hajdbc/sql/DriverDatabase.class 
> 5270  Defl:N     1902  64% 2009-06-21 22:46 906454c7 
> net/sf/hajdbc/sql/DriverDatabaseCluster.class 431  Defl:N      212
> 51% 2009-06-21 22:46 c33f88df 
> net/sf/hajdbc/sql/DriverDatabaseClusterMBean.class 788  Defl:N
> 356  55% 2009-06-21 22:46 769c6e43 
> net/sf/hajdbc/sql/DriverInvocationHandler.class 1635  Defl:N
> 661  60% 2009-06-21 22:46 783a57aa 
> net/sf/hajdbc/sql/DriverReadInvocationStrategy.class 2755  Defl:N
> 1088  61% 2009-06-21 22:46 1ad7452d 
> net/sf/hajdbc/sql/DriverWriteInvocationStrategy.class
> 
> I put only one jar into tomcat/lib, and no into
> petclinic/WEB-INF/lib (when it was put into petclinic/WEB-INF/lib
> there where also all dependencies added by maven, and no ha-jdbc in
> tomcat/lib)
> 
> Problem dissapeared when I added ha-jdbc-2.0.16 dependencies into 
> tomcat/lib ! I added jibx-run-1.2.1.jar slf4j-api-1.5.7.jar
> slf4j-simple-1.5.7.jar and it helped !! there is no more
> 
> Caused by: org.apache.tomcat.dbcp.dbcp.SQLNestedException: Cannot
> load JDBC driver class 'net.sf.hajdbc.sql.Driver' at 
> org.apache.tomcat.dbcp.dbcp.BasicDataSource.createConnectionFactory(BasicDataSource.java:1429)
>
> 
~[tomcat-dbcp.jar:7.0.50]
> at 
> org.apache.tomcat.dbcp.dbcp.BasicDataSource.createDataSource(BasicDataSource.java:1371)
>
> 
~[tomcat-dbcp.jar:7.0.50]
> at 
> org.apache.tomcat.dbcp.dbcp.BasicDataSource.getConnection(BasicDataSource.java:1044)
>
> 
~[tomcat-dbcp.jar:7.0.50]
> at 
> org.springframework.jdbc.datasource.DataSourceUtils.doGetConnection(DataSourceUtils.java:111)
>
> 
~[spring-jdbc-4.0.0.RELEASE.jar:4.0.0.RELEASE]
> at 
> org.springframework.jdbc.datasource.DataSourceUtils.getConnection(DataSourceUtils.java:77)
>
> 
~[spring-jdbc-4.0.0.RELEASE.jar:4.0.0.RELEASE]
> ... 30 common frames omitted Caused by:
> java.lang.NoClassDefFoundError: Could not initialize class 
> net.sf.hajdbc.sql.Driver at java.lang.Class.forName0(Native Method)
> ~[na:1.6.0_37] at java.lang.Class.forName(Class.java:169)
> ~[na:1.6.0_37] at 
> org.apache.tomcat.dbcp.dbcp.BasicDataSource.createConnectionFactory(BasicDataSource.java:1415)
>
> 
~[tomcat-dbcp.jar:7.0.50]
> ... 34 common frames omitted Jan 29, 2014 12:10:06 AM
> org.apache.catalina.core.StandardContext startInternal SEVERE:
> Error listenerStart
> 
> Strange,
> 
> Thx for help. BR Jakub
> 
> 
> 
> 
> 
> 
> On Tue, Jan 28, 2014 at 11:37 PM, Caldarale, Charles R < 
> Chuck.Caldarale@unisys.com> wrote:
> 
>>> From: Christopher Schultz
>>> [mailto:chris@christopherschultz.net] Subject: Re: class from
>>> jar in tomcat/lib not found
>> 
>>>> Caused by: java.lang.NoClassDefFoundError
>> 
>>> Have you put both JAR files in lib/ at once?
>> 
>> Or one in Tomcat's lib directory and another in the app's
>> WEB-INF/lib. Having the same class visible to nested classloaders
>> can cause the exception above.
>> 
>> - Chuck
>> 
>> 
>> THIS COMMUNICATION MAY CONTAIN CONFIDENTIAL AND/OR OTHERWISE
>> PROPRIETARY MATERIAL and is thus for use only by the intended
>> recipient. If you received this in error, please contact the
>> sender and delete the e-mail and its attachments from all
>> computers.
>> 
>> 
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> 
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