Mercurial > dive4elements > river
diff artifacts/src/main/java/org/dive4elements/river/artifacts/access/FixAnalysisAccess.java @ 5838:5aa05a7a34b7
Rename modules to more fitting names.
author | Sascha L. Teichmann <teichmann@intevation.de> |
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date | Thu, 25 Apr 2013 15:23:37 +0200 |
parents | flys-artifacts/src/main/java/org/dive4elements/river/artifacts/access/FixAnalysisAccess.java@bd047b71ab37 |
children | 4897a58c8746 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/access/FixAnalysisAccess.java Thu Apr 25 15:23:37 2013 +0200 @@ -0,0 +1,103 @@ +package org.dive4elements.river.artifacts.access; + +import org.dive4elements.artifactdatabase.data.StateData; +import org.dive4elements.artifacts.CallContext; + +import org.dive4elements.river.artifacts.FLYSArtifact; + +import org.dive4elements.river.artifacts.model.DateRange; + +import java.util.Arrays; +import java.util.Date; + +import org.apache.log4j.Logger; + +public class FixAnalysisAccess +extends FixAccess +{ + private static Logger log = Logger.getLogger(FixAnalysisAccess.class); + + protected DateRange referencePeriod; + protected DateRange [] analysisPeriods; + + protected double [] qs; + + public FixAnalysisAccess(FLYSArtifact artifact, CallContext context) { + super(artifact, context); + } + + public DateRange getReferencePeriod() { + if (referencePeriod == null) { + StateData refStart = artifact.getData("ref_start"); + StateData refEnd = artifact.getData("ref_end"); + + if (refStart == null || refEnd == null) { + log.warn("missing 'ref_start' or 'ref_start' value"); + return null; + } + + try { + long rs = Long.parseLong((String)refStart.getValue()); + long re = Long.parseLong((String)refEnd .getValue()); + + if (rs > re) { long t = rs; rs = re; re = t; } + + Date from = new Date(rs); + Date to = new Date(re); + referencePeriod = new DateRange(from, to); + } + catch (NumberFormatException nfe) { + log.warn("ref_start or ref_end is not an integer."); + } + } + + return referencePeriod; + } + + public DateRange [] getAnalysisPeriods() { + if (analysisPeriods == null) { + analysisPeriods = getDateRange("ana_data"); + } + + return analysisPeriods; + } + + /** + * @return DateRange object ranging from eldest to youngest date + * of analysis and reference periods. + */ + public DateRange getDateRange() { + DateRange refP = getReferencePeriod(); + + if (refP == null) { + return null; + } + + Date from = refP.getFrom(); + Date to = refP.getTo(); + + DateRange[] rs = getAnalysisPeriods(); + for (DateRange r: rs) { + if (r.getFrom().before(from)) { + from = r.getFrom(); + } + if (r.getTo().after(to)) { + to = r.getTo(); + } + } + + return new DateRange(from, to); + } + + public double [] getQs() { + if (qs == null) { + qs = getDoubleArray("qs"); + } + + if (log.isDebugEnabled() && qs != null) { + log.debug("qs: " + Arrays.toString(qs)); + } + return qs; + } +} +// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :