Bug 124444 Preview attached file in pdf will display nothing.
Description: Preview attached file in pdf will display nothing. Steps to reproduce: 1. Preview attached design file in pdf Expected result: Report content shows Actual result: Wait for 10 minutes but nothing showed at all
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/data/dte/DteDataEngine.java
* If the config variable is not set, search configuration file at
	 * ./drivers/driverType/odaconfig.xml.
	 * 
	 * @param context
	 */
	public DteDataEngine( ExecutionContext context )
	{
		this.context = context;
		try
		{
			DataEngineContext dteContext = DataEngineContext.newInstance(
					DataEngineContext.DIRECT_PRESENTATION, context
							.getSharedScope( ), null, null );
			engine = DataEngine.newDataEngine( dteContext );
		} catch ( Exception ex )
		{
			ex.printStackTrace( );
		}
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.report.engine.data.IDataEngine#prepare(org.eclipse.birt.report.engine.ir.Report)
	 */
	public void prepare( Report report )
	{
		prepare( report, null );
	}
	public void prepare( Report report, Map appContext )
	{