[DERBY-2701] many sealing violation errors in ibm142 and ibm15 jvm test runs of junit tests.

• Type: Bug
• Status: Closed
• Priority: Blocker
• Resolution: Fixed
• Affects Version/s: 10.3.1.4
• Fix Version/s: 10.3.1.4
• Component/s: Build tools, Tools
• Environment: am seeing the sealing errors on windows, under ibm15 and ibm142 jvms.
• Bug behavior facts: Regression Test Failure
• Assignee: Knut Anders Hatlen
• Reporter: Mike Matrigali
• Created: 26/May/07 12:09
• Updated: 29/Jun/09 22:43
• Resolved: 28/May/07 08:48

Description

The regression runs against the ibm jvms for the past 2 days are seeing 390 errors which I think the majority are coming from this sealing error.

I am trying to figure out if this is a build/testing machine problem or a real problem introduced by thursday night checkins which included:
541131 TO 541503:

I ran in my own client against classes and ibm15 and passed the junit suite.

see:
http://people.apache.org/~fuzzylogic/derby_test_results/main/testlog/ibm142/541503-suites.All_diff.txt
http://people.apache.org/~fuzzylogic/derby_test_results/main/testlog/ibm15/541503-suites.All_diff.txt

1) PrepareStatementTest:embeddedjava.lang.ExceptionInInitializerError
at java.lang.Class.forName1(Native Method)
at java.lang.Class.forName(Class.java:180)
at org.apache.derbyTesting.junit.DriverManagerConnector.loadJDBCDriver(DriverManagerConnector.java:143)
at org.apache.derbyTesting.junit.DriverManagerConnector.openConnection(DriverManagerConnector.java:72)
at org.apache.derbyTesting.junit.DriverManagerConnector.openConnection(DriverManagerConnector.java:43)
at org.apache.derbyTesting.junit.TestConfiguration.openDefaultConnection(TestConfiguration.java:957)
at org.apache.derbyTesting.junit.BaseJDBCTestSetup.getConnection(BaseJDBCTestSetup.java:74)
at org.apache.derbyTesting.junit.CleanDatabaseTestSetup.setUp(CleanDatabaseTestSetup.java:65)
at junit.extensions.TestSetup$1.protect(TestSetup.java:18)
at junit.extensions.TestSetup.run(TestSetup.java:23)
at org.apache.derbyTesting.junit.BaseTestSetup.run(BaseTestSetup.java:57)
Caused by: java.lang.SecurityException: sealing violation: can't seal package org.apache.derby.iapi.services.io: already loaded
at java.net.URLClassLoader.defineClass(URLClassLoader.java:412)
at java.net.URLClassLoader.access$500(URLClassLoader.java:109)
at java.net.URLClassLoader$ClassFinder.run(URLClassLoader.java:848)
at java.security.AccessController.doPrivileged1(Native Method)
at java.security.AccessController.doPrivileged(AccessController.java:389)
at java.net.URLClassLoader.findClass(URLClassLoader.java:371)
at java.lang.ClassLoader.loadClass(ClassLoader.java:570)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:442)
at java.lang.ClassLoader.loadClass(ClassLoader.java:502)
at org.apache.derby.iapi.jdbc.JDBCBoot.boot(Unknown Source)
at org.apache.derby.jdbc.EmbeddedDriver.boot(Unknown Source)
at org.apache.derby.jdbc.EmbeddedDriver.<clinit>(Unknown Source)
... 23 more