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/QueryItemExecutor.java
package org.eclipse.birt.report.engine.executor;
import org.eclipse.birt.report.engine.api.DataID;
import org.eclipse.birt.report.engine.data.IResultSet;
import org.eclipse.birt.report.engine.emitter.IContentEmitter;
import org.eclipse.birt.report.engine.ir.IReportItemVisitor;
import org.eclipse.birt.report.engine.ir.ReportItemDesign;
abstract public class QueryItemExecutor extends StyledItemExecutor
{
	/**
	 * result set used by this item.
	 */
	protected IResultSet rset;
	protected boolean rsetEmpty;
	protected QueryItemExecutor( ExecutionContext context,
			IReportItemVisitor visitor )
	{
		super( context, visitor );
	}
	/**