Mercurial > dive4elements > river
view artifacts/src/main/java/org/dive4elements/river/artifacts/access/SedimentLoadAccess.java @ 7471:fff862f4ef76
Experimental caching of datacage recommendations. The respective hook is called a lot and running the datacage over and over again when loading data can be expensive. So the generated recommendations are cached for some time.
Hopefully this improves the overall speed of loading data from the datacage.
author | Sascha L. Teichmann <teichmann@intevation.de> |
---|---|
date | Wed, 30 Oct 2013 15:26:21 +0100 |
parents | 866c914d5988 |
children | d828b659a593 |
line wrap: on
line source
/* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde * Software engineering by Intevation GmbH * * This file is Free Software under the GNU AGPL (>=v3) * and comes with ABSOLUTELY NO WARRANTY! Check out the * documentation coming with Dive4Elements River for details. */ package org.dive4elements.river.artifacts.access; import gnu.trove.TIntArrayList; import org.apache.log4j.Logger; import org.dive4elements.river.artifacts.D4EArtifact; public class SedimentLoadAccess extends RangeAccess { private static final Logger logger = Logger.getLogger(BedHeightAccess.class); private String time; private String unit; public SedimentLoadAccess(D4EArtifact artifact) { super(artifact); } public Double getLowerKM() { // TODO update callers return getFrom(); } public Double getUpperKM() { // TODO update callers return getTo(); } public String getYearEpoch() { if (time == null) { time = getString("ye_select"); } return time; } public int[] getPeriod() { if (getYearEpoch().equals("year") ) { Integer start = getInteger("start"); Integer end = getInteger("end"); if (start == null || end == null) { logger.warn("No 'start' or 'end' parameter specified!"); return null; } return new int[]{start.intValue(), end.intValue()}; } return null; } public int[][] getEpochs() { if (getYearEpoch().equals("epoch") || getYearEpoch().equals("off_epoch") ) { String data = getString("epochs"); if (data == null) { logger.warn("No 'epochs' parameter specified!"); return null; } String[] parts = data.split(";"); int[][] list = new int[parts.length][]; for (int i = 0; i < parts.length; i++) { String[] values = parts[i].split(","); TIntArrayList ints = new TIntArrayList(); try { ints.add(Integer.parseInt(values[0])); ints.add(Integer.parseInt(values[1])); list[i] = ints.toNativeArray(); } catch (NumberFormatException nfe) { logger.warn("Cannot parse int from string: '" + values + "'"); } } return list; } return null; } /** Returns the selected unit (t/a or m3/a). */ public String getUnit () { if (unit == null) { unit = getString("unit"); } return unit; } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :