[DERBY-6548] Statement context disappeared while running NsTest

• Type: Bug
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Affects Version/s: 10.11.1.1
• Component/s: SQL
• Urgency: Normal
• Assignee: Unassigned
• Reporter: Richard N. Hillegas
• Created: 23/Apr/14 12:27
• Updated: 23/Apr/14 12:28

Description

During a 7-hour run of NsTest (see the 2014-04-23 run on DERBY-6533), the statement context disappeared for one of the threads and we saw this NPE:

java.sql.SQLException: Java exception: ': java.lang.NullPointerException'.
	at org.apache.derby.impl.jdbc.SQLExceptionFactory.getSQLException(SQLExceptionFactory.java:107)
	at org.apache.derby.impl.jdbc.SQLExceptionFactory.getSQLException(SQLExceptionFactory.java:133)
	at org.apache.derby.impl.jdbc.Util.seeNextException(Util.java:255)
	at org.apache.derby.impl.jdbc.Util.javaException(Util.java:277)
	at org.apache.derby.impl.jdbc.TransactionResourceImpl.wrapInSQLException(TransactionResourceImpl.java:437)
	at org.apache.derby.impl.jdbc.TransactionResourceImpl.handleException(TransactionResourceImpl.java:353)
	at org.apache.derby.impl.jdbc.EmbedConnection.handleException(EmbedConnection.java:2396)
	at org.apache.derby.impl.jdbc.ConnectionChild.handleException(ConnectionChild.java:82)
	at org.apache.derby.impl.jdbc.EmbedPreparedStatement.<init>(EmbedPreparedStatement.java:152)
	at org.apache.derby.impl.jdbc.EmbedPreparedStatement42.<init>(EmbedPreparedStatement42.java:41)
	at org.apache.derby.jdbc.Driver42.newEmbedPreparedStatement(Driver42.java:59)
	at org.apache.derby.impl.jdbc.EmbedConnection.prepareStatement(EmbedConnection.java:1734)
	at org.apache.derby.impl.jdbc.EmbedConnection.prepareStatement(EmbedConnection.java:1562)
	at org.apache.derbyTesting.system.nstest.utils.DbUtil.update_one_row(DbUtil.java:266)
	at org.apache.derbyTesting.system.nstest.tester.TesterObject.doIUDOperation(TesterObject.java:177)
	at org.apache.derbyTesting.system.nstest.tester.Tester1.startTesting(Tester1.java:114)
	at org.apache.derbyTesting.system.nstest.NsTest.run(NsTest.java:790)
Caused by: ERROR XJ001: Java exception: ': java.lang.NullPointerException'.
	at org.apache.derby.iapi.error.StandardException.newException(StandardException.java:290)
	at org.apache.derby.impl.jdbc.SQLExceptionFactory.wrapArgsForTransportAcrossDRDA(SQLExceptionFactory.java:162)
	at org.apache.derby.impl.jdbc.SQLExceptionFactory.getSQLException(SQLExceptionFactory.java:74)
	... 16 more
Caused by: java.lang.NullPointerException
	at org.apache.derby.impl.sql.conn.GenericLanguageConnectionContext.pushCompilerContext(GenericLanguageConnectionContext.java:2397)
	at org.apache.derby.impl.sql.GenericStatement.prepMinion(GenericStatement.java:311)
	at org.apache.derby.impl.sql.GenericStatement.prepare(GenericStatement.java:99)
	at org.apache.derby.impl.sql.conn.GenericLanguageConnectionContext.prepareInternalStatement(GenericLanguageConnectionContext.java:1116)
	at org.apache.derby.impl.jdbc.EmbedPreparedStatement.<init>(EmbedPreparedStatement.java:134)
	... 8 more

Issue Links

• relates to: DERBY-6533 Add a quiet mode to NsTest