Bug 196745 Data Engine implementation of BPS80- Result Set Sharing
data/org.eclipse.birt.data/src/org/eclipse/birt/data/engine/impl/CacheResultIterator.java
closeCacheIntputStream( );
	}
	/**
	 * @throws DataException
	 * @throws IOException
	 * 
	 */
	private void closeCacheIntputStream( ) throws DataException
	{
		try
		{
			if ( metaInputStream != null )
			{
				metaInputStream.close( );
				metaInputStream = null;
			}
			if ( rowInputStream != null )
			{
				rowInputStream.close( );
				rowInputStream = null;
			}
		}
		catch ( IOException e )
		{
			throw new DataException( ResourceConstants.CLOSE_CACHE_TEMPFILE_ERROR );
		}
	}
	/*
	 * (non-Javadoc)
	 *