8:52 p.m.
Uncatched NullpointerException
------------------------------
Key: HHH-2294
URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-2294
Project: Hibernate3
Type: Bug
Versions: 3.2.1
Environment: jdk1.5
IBM WebSphere Application Server Community Edition
Reporter: Dishine Chen
in class: org.hibernate.cfg.SettingsFactory, line324
private int getDatabaseMajorVersion(DatabaseMetaData meta) {
try {
Method gdbmvMethod =
DatabaseMetaData.class.getMethod("getDatabaseMajorVersion", null);
return ( (Integer) gdbmvMethod.invoke(meta, null) ).intValue();
}
catch (NoSuchMethodException nsme) {
return 0;
}
catch (Throwable t) {
log.debug("could not get database version from JDBC metadata");
return 0;
}
}
If "(Integer) gdbmvMethod.invoke(meta, null)" returns null, a
nullpointerexception will be thrown, and "catch (Throwable t) {}" block will not
catch it.
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9:05 p.m.
New subject: [Hibernate-JIRA] Commented: (HHH-2294) Uncatched NullpointerException
[
http://opensource.atlassian.com/projects/hibernate/browse/HHH-2294?page=c...
]
Dishine Chen commented on HHH-2294:
-----------------------------------
ignore, my mistake, sorry.
10:14:37,716 WARN [GeronimoConnectionEventListener] connectionErrorOccurred called with
null
java.sql.SQLException: Unsupport method.
at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:134)
at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:179)
at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:269)
at oracle.jdbc.dbaccess.DBError.throwUnsupportedFeatureSqlException(DBError.java:689)
at
oracle.jdbc.OracleDatabaseMetaData.getDatabaseMajorVersion(OracleDatabaseMetaData.java:4442)
at
org.tranql.connector.jdbc.DatabaseMetaDataHandle.getDatabaseMajorVersion(DatabaseMetaDataHandle.java:307)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:585)
at org.hibernate.cfg.SettingsFactory.getDatabaseMajorVersion(SettingsFactory.java:324)
at org.hibernate.cfg.SettingsFactory.buildSettings(SettingsFactory.java:80)
at org.hibernate.cfg.Configuration.buildSettings(Configuration.java:2006)
at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1289)
Uncatched NullpointerException
------------------------------
Key: HHH-2294
URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-2294
Project: Hibernate3
Type: Bug
Versions: 3.2.1
Environment: jdk1.5
IBM WebSphere Application Server Community Edition
Reporter: Dishine Chen
Original Estimate: 1 hour
Remaining: 1 hour
in class: org.hibernate.cfg.SettingsFactory, line324
private int getDatabaseMajorVersion(DatabaseMetaData meta) {
try {
Method gdbmvMethod =
DatabaseMetaData.class.getMethod("getDatabaseMajorVersion", null);
return ( (Integer) gdbmvMethod.invoke(meta, null) ).intValue();
}
catch (NoSuchMethodException nsme) {
return 0;
}
catch (Throwable t) {
log.debug("could not get database version from JDBC metadata");
return 0;
}
}
If "(Integer) gdbmvMethod.invoke(meta, null)" returns null, a
nullpointerexception will be thrown, and "catch (Throwable t) {}" block will not
catch it.
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6595
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6595
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hibernate-issues@lists.jboss.org
1 comments
1 participants
participants (1)
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Dishine Chen (JIRA)