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/executor/ListItemExecutor.java
{
	/**
	 * @param context
	 *            execution context
	 * @param visitor
	 *            visitor object for driving the execution
	 */
	protected ListItemExecutor( ExecutionContext context,
			IReportItemVisitor visitor )
	{
		super( context, visitor );
	}
	/**
	 * Execute a listint and create the contents.
	 * 
	 * List create a serials of contents.
	 * 
	 * The execution process is:
	 * 
	 * <li> create an container which will contain all the contents it creates.
	 * <li> push it into the stack
	 * <li> open query
	 * <li> process action, bookmark, style and visibility
	 * <li> call the onCreate if necessary
	 * <li> call emitter to start the list
	 * <li> access the query