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From "Knut Anders Hatlen (JIRA)" <j...@apache.org>
Subject [jira] Assigned: (DERBY-3025) NPE when connecting to database with securityMechanism=8
Date Sat, 25 Aug 2007 16:11:31 GMT

     [ https://issues.apache.org/jira/browse/DERBY-3025?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Knut Anders Hatlen reassigned DERBY-3025:
-----------------------------------------

    Assignee: Knut Anders Hatlen

> NPE when connecting to database with securityMechanism=8
> --------------------------------------------------------
>
>                 Key: DERBY-3025
>                 URL: https://issues.apache.org/jira/browse/DERBY-3025
>             Project: Derby
>          Issue Type: Bug
>          Components: Security
>    Affects Versions: 10.3.1.4
>         Environment: Solaris x86
>            Reporter: Alan Burlison
>            Assignee: Knut Anders Hatlen
>         Attachments: d3025-test.diff
>
>
> If derby.drda.securityMechanism has *not* been set to STRONG_PASSWORD_SUBSTITUTE_SECURITY
and the database is opened with the securityMechanism=8 property set, a NPE is thrown:
> // Try opening the database.
> Properties props = new Properties();
> props.put("securityMechanism", "8");
> props.put("user", dbUser);
> props.put("password", dbPass);
> Connection db = null;
> try {
>     StringBuilder sb = new StringBuilder("jdbc:derby:");
>     sb.append(dbName);
>     db = DriverManager.getConnection(sb.toString(), props);
> }
>     // Handle exception
> } 
> java.lang.NullPointerException'. [XJ001]
> Caused by: java.sql.SQLException: Java exception: ': java.lang.NullPointerException'.
>         at org.apache.derby.impl.jdbc.SQLExceptionFactory40.getSQLException(Unknown Source)
>         at org.apache.derby.impl.jdbc.Util.newEmbedSQLException(Unknown Source)
>         at org.apache.derby.impl.jdbc.Util.javaException(Unknown Source)
>         at org.apache.derby.impl.jdbc.TransactionResourceImpl.wrapInSQLException(Unknown
Source)
>         at org.apache.derby.impl.jdbc.TransactionResourceImpl.handleException(Unknown
Source)
>         at org.apache.derby.impl.jdbc.EmbedConnection.handleException(Unknown Source)
>         at org.apache.derby.impl.jdbc.EmbedConnection.<init>(Unknown Source)
>         at org.apache.derby.impl.jdbc.EmbedConnection30.<init>(Unknown Source)
>         at org.apache.derby.impl.jdbc.EmbedConnection40.<init>(Unknown Source)
>         at org.apache.derby.jdbc.Driver40.getNewEmbedConnection(Unknown Source)
>         at org.apache.derby.jdbc.InternalDriver.connect(Unknown Source)
>         at org.apache.derby.jdbc.AutoloadedDriver.connect(Unknown Source)
>         at java.sql.DriverManager.getConnection(DriverManager.java:582)
>         at java.sql.DriverManager.getConnection(DriverManager.java:154)
>         at org.opensolaris.auth.db.DBManager.openDatabase(DBManager.java:152)
>         ... 1 more
> Caused by: java.sql.SQLException: Java exception: ': java.lang.NullPointerException'.
>         at org.apache.derby.impl.jdbc.SQLExceptionFactory.getSQLException(Unknown Source)
>         at org.apache.derby.impl.jdbc.SQLExceptionFactory40.wrapArgsForTransportAcrossDRDA(Unknown
Source)
>         ... 16 more
> Caused by: java.lang.NullPointerException
>         at org.apache.derby.impl.jdbc.authentication.AuthenticationServiceBase.substitutePassword(Unknown
Source)
>         at org.apache.derby.impl.jdbc.authentication.BasicAuthenticationServiceImpl.authenticateUser(Unknown
Source)
>         at org.apache.derby.impl.jdbc.authentication.AuthenticationServiceBase.authenticate(Unknown
Source)
>         at org.apache.derby.impl.jdbc.EmbedConnection.checkUserCredentials(Unknown Source)
>         ... 10 more 

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