You have not included mahout-integration code then.
On Thu, May 3, 2012 at 7:24 PM, rahulsv <[email protected]> wrote:
> Hello,
>
> I am trying to access MySQL in my code for a recommender class. Here is the
> code snippet. It is failing in the statement highlighted with ==> below. I
> have tried the default constructor as well as the one with database name,
> user and item column names etc.
>
> MysqlDataSource dataSource = new MysqlDataSource();
> dataSource.setServerName("localhost");
> dataSource.setPort(3306);
> dataSource.setUser("validuser");
> dataSource.setPassword("validpassword");
> dataSource.setDatabaseName("correctdatabasename");
> ==> //JDBCDataModel model = new MySQLJDBCDataModel(dataSource);
> ==> JDBCDataModel model = new MySQLJDBCDataModel
> (dataSource, "taste_preferences", "user_id", "item_id",
> "preferences",null);
>
> My import list is as below
>
> import org.apache.mahout.cf.taste.common.TasteException;
> import org.apache.mahout.cf.taste.impl.model.file.*;
> import org.apache.mahout.cf.taste.impl.neighborhood.*;
> import org.apache.mahout.cf.taste.impl.recommender.*;
> import org.apache.mahout.cf.taste.impl.similarity.*;
> import org.apache.mahout.cf.taste.model.*;
> import org.apache.mahout.cf.taste.neighborhood.*;
> import org.apache.mahout.cf.taste.recommender.*;
> import org.apache.mahout.cf.taste.similarity.*;
> import org.apache.mahout.cf.taste.impl.recommender.slopeone.*;
> import org.apache.mahout.cf.taste.impl.model.jdbc.*;
>
> import java.io.*;
> import java.util.*;
>
> import com.mysql.jdbc.jdbc2.optional.MysqlDataSource;
>
> I do have the MySQL and Mahout (mahout-core, mahout-math, mahout-util) jar
> files included in the project's build path. I am using version 0.5.
>
> The code is included in try-catch block with TasteException.
>
> When I run it in Eclipse Indigo debugger the statements (highlighted with
> ==>) take me to class not found exception.
>
> Please let me know what could be going wrong.
>
> Thanks.
>
> Rahul
>
> --
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>
