land...@seko-se.de writes:
> Hello, all,
>
> after searching the web it seems to me that there is at least one person who
> succeeded in using derby with the JVM CreMe for PDAs. But my own trials
> did not end in success.
I am not familiar with CreMe, and I haven't heard it discussed as a
viable platform for Derby in the dev community so far. If you find out
conclusively that using Derby with it is possible, I'd be interested
to hear.
Dag
> With Derby 10.2. I'm getting this:
>
> java.lang.IncompatibleClassChangeError: Unimplemented interface method
>
>
> and with the newest version 10.6.1.0 I get
>
> java.lang.NoSuchMethodError: org.apache.derby.impl.jdbc.EmbedSQLException:
> method
> initCause(Ljava/lang/Throwable;)Ljava/lang/Throwable; not found
> at org.apache.derby.impl.jdbc.EmbedSQLException.<init>()
> at org.apache.derby.impl.jdbc.SQLExceptionFactory.getSQLException()
> at org.apache.derby.impl.jdbc.Util.newEmbedSQLException()
> at org.apache.derby.impl.jdbc.Util.javaException()
> at
> org.apache.derby.impl.jdbc.TransactionResourceImpl.wrapInSQLException()
> at org.apache.derby.impl.jdbc.TransactionResourceImpl.handleException()
> at org.apache.derby.impl.jdbc.EmbedConnection.handleException()
> at org.apache.derby.impl.jdbc.EmbedConnection.<init>()
> at org.apache.derby.impl.jdbc.EmbedConnection30.<init>()
> at org.apache.derby.jdbc.Driver30.getNewEmbedConnection()
> at org.apache.derby.jdbc.InternalDriver.connect()
> at org.apache.derby.jdbc.EmbeddedSimpleDataSource.getConnection()
> at org.apache.derby.jdbc.EmbeddedSimpleDataSource.getConnection()
> at de.seko_se.milkrun.database.DerbyConnector.initDb()
> at de.seko_se.milkrun.database.DerbyConnector.<init>()
>
> This is the same with the Demo-Application "SimpleMobileApp" from derby's
> demo directory.
>
> The code which causes these errors is this:
>
> String derbyPrefix = "jdbc:derby:";
> String dbName = "someName";
> Properties props = new Properties();
> props.setProperty("create", "true");
> String derbyHome =
> new File("\\some\\Directory").getAbsolutePath();
> System.setProperty("derby.system.home", derbyHome);
>
> EmbeddedSimpleDataSource ds = new EmbeddedSimpleDataSource();
> ds.setDatabaseName(dbName);
> ds.setCreateDatabase("create");
> Connection connection = ds.getConnection();
>
>
> The Derby-Home directory is created, the Jar-Files needed are in the
> classpath.
> Is there something missing? Can anybody help me getting this code to work?
>
>
>
> --
> Thanks for all help,
>
> Gerhard Landeck
>
>
>
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