Bug 208511 The memory cache issue when preview crosstab in deploy environment[1102]
data/org.eclipse.birt.report.data.adapter/src/org/eclipse/birt/report/data/adapter/impl/DataRequestSessionImpl.java
}
				}
			}
		}
		return filterExpression;
	}	
	
	/**
	 * 
	 * @param propValue
	 * @return
	 */
	private int populateFetchLimitSize( Object propValue )
	{
		int fetchLimit = -1;
		String fetchLimitSize = propValue == null ? "-1" : propValue.toString( );
		if ( fetchLimitSize != null )
			fetchLimit = Integer.parseInt( fetchLimitSize );
		return fetchLimit;
	}
	/*
	 * (non-Javadoc)
	 * @see org.eclipse.birt.report.data.adapter.api.DataRequestSession#cancel()
	 */
	public void cancel( )
	{
		stopSign.stop( );
	}
}