Bug 204430 [Automation][Regression]An exception is thrown in console when preview reportdesign
data/org.eclipse.birt.data/src/org/eclipse/birt/data/engine/impl/document/util/ExprDataReader1.java
}
			catch ( BirtException e )
			{
				
				e.printStackTrace( );
			}
		}
		return valueMap;
	}
	/*
	 * @see org.eclipse.birt.data.engine.impl.document.IExprResultReader#close()
	 */
	public void close( )
	{
		try
		{
			if ( rowExprsDis != null )
			{
				rowExprsDis.close( );
				rowExprsDis = null;
			}
		}
		catch ( IOException e )
		{
			
		}
	}
	
}