package uk.ac.ebi.intenz.webapp.exceptions;
   
   import java.sql.SQLException;
   
   /**
    * This exception is a wrapper around the SQLException.
    *
    * The purpose of this class is to provide either a user friendly version of a SQL exception
    * or for the programmer the tough details.
   *
   * @author Michael Darsow
   * @version 2.0.0 - 27-February-2004
   */
  public class DatabaseException extends Exception {
    private SQLException sqlException;
  
    /**
     * Initialise this exception with a user friendly message and the <code>SQLException</code> object.
     *
     * @param message The self-defined message.
     * @param sqlException <code>SQLException</code> instance.
     */
    public DatabaseException(String message, SQLException sqlException) {
      super(message);
      this.sqlException = sqlException;
    }
  
    public DatabaseException(String message) {
      super(message);
      this.sqlException = null;
    }
  
    /**
     * Uses a standard message.
     *
     * @param sqlException <code>SQLException</code> instance.
     */
    public DatabaseException(SQLException sqlException) {
      super("\nIt was not possible to retrieve any information from the database." +
              "\nPresumably the database server is either too busy or down at the moment" +
              "\nSorry for any inconvenience this error might have caused.\nPlease try again later.");
      this.sqlException = sqlException;
    }
  
    // --------------------  GETTER & SETTER -----------------------
  
    /**
     * Return the details about this exception.
     *
     * @return <code>SQLException</code> message.
     */
    public String getSqlExceptionMessage() {
      return sqlException.toString();
    }
  }