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[IDV #BAB-751935]: URLs as Data Sources

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  • Subject: [IDV #BAB-751935]: URLs as Data Sources
  • Date: Fri, 24 Oct 2014 11:28:30 -0600
Bryan,

Please put an OPeNDAP server in front of this data so that it may be read by the
IDV.

Best,

Unidata IDV Support



> So is that the level at which you would direct the URL to make it work or
> would you direct to the file itself?
> 
> Bryan
> 
> address@hidden> wrote:
> 
> > Bryan,
> >
> > FYI, I get a 403 error "Forbidden You don't have permission to access
> > /~guarente/idealized_cyclone/isentropic/grib/ on this server."
> >
> > Best,
> >
> > Unidata IDV Support
> >
> >
> > > I have been trying to link to data sources for over a month now trying
> > > different URL strings.  The URL for my dataset is here:
> > > http://homes.comet.ucar.edu/~guarente/idealized_cyclone/isentropic/grib/
> > >
> > > There are many files underneath of that directory with the pattern of
> > > "8712140300_isentropic_08km.grb2f000000" where f000000 represents
> > fhhmmss.
> > >
> > > I considered whether the problem was that the grb2 extension wasn't on
> > the
> > > end of the file, but changing the filenames to make that the case causes
> > > errors like below.
> > >
> > > java.io.IOException: GribCollection 8712140300f00_isentropic_24km.grb2
> > has
> > > no files
> > > at
> > >
> > ucar.nc2.grib.grib2.Grib2CollectionBuilder.createIndex(Grib2CollectionBuilder.java:596)
> > > at
> > >
> > ucar.nc2.grib.grib2.Grib2CollectionBuilder.createIndex(Grib2CollectionBuilder.java:435)
> > > at
> > >
> > ucar.nc2.grib.grib2.Grib2CollectionBuilder.readOrCreateIndex(Grib2CollectionBuilder.java:148)
> > > at
> > >
> > ucar.nc2.grib.grib2.Grib2CollectionBuilder.readOrCreateIndexFromSingleFile(Grib2CollectionBuilder.java:76)
> > > at
> > >
> > ucar.nc2.grib.GribIndex.makeGribCollectionFromSingleFile(GribIndex.java:122)
> > > at ucar.nc2.grib.grib2.Grib2Iosp.open(Grib2Iosp.java:311)
> > > at ucar.nc2.NetcdfFile.<init>(NetcdfFile.java:1521)
> > > at ucar.nc2.NetcdfFile.open(NetcdfFile.java:813)
> > > at ucar.nc2.NetcdfFile.open(NetcdfFile.java:422)
> > > at
> > ucar.nc2.dataset.NetcdfDataset.openOrAcquireFile(NetcdfDataset.java:699)
> > > at ucar.nc2.dataset.NetcdfDataset.openDataset(NetcdfDataset.java:421)
> > > at ucar.nc2.dataset.NetcdfDataset.acquireDataset(NetcdfDataset.java:516)
> > > at ucar.nc2.dt.grid.GridDataset.open(GridDataset.java:117)
> > > at ucar.nc2.dt.grid.GridDataset.open(GridDataset.java:103)
> > > at
> > >
> > ucar.unidata.data.grid.GeoGridDataSource.doMakeDataSet(GeoGridDataSource.java:1156)
> > > at
> > >
> > ucar.unidata.data.grid.GeoGridDataSource.getDataset(GeoGridDataSource.java:1178)
> > > at
> > >
> > ucar.unidata.data.grid.GeoGridDataSource.initAfterCreation(GeoGridDataSource.java:502)
> > > at ucar.unidata.data.DataManager.createDataSource(DataManager.java:1602)
> > > at
> > >
> > ucar.unidata.idv.IntegratedDataViewer.createDataSource(IntegratedDataViewer.java:1980)
> > > at
> > >
> > ucar.unidata.idv.IntegratedDataViewer.makeDataSource(IntegratedDataViewer.java:1897)
> > > at
> > >
> > ucar.unidata.idv.IntegratedDataViewer.makeDataSource(IntegratedDataViewer.java:1831)
> > > at
> > >
> > ucar.unidata.idv.IntegratedDataViewer.handleAction(IntegratedDataViewer.java:1673)
> > > at ucar.unidata.idv.DefaultIdv.handleAction(DefaultIdv.java:114)
> > > at
> > >
> > ucar.unidata.idv.IntegratedDataViewer.handleAction(IntegratedDataViewer.java:1605)
> > > at ucar.unidata.idv.chooser.UrlChooser.loadURLInner(UrlChooser.java:267)
> > > at ucar.unidata.idv.chooser.UrlChooser.loadURL(UrlChooser.java:239)
> > > at
> > ucar.unidata.idv.chooser.UrlChooser.doLoadInThread(UrlChooser.java:286)
> > > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> > > at
> > >
> > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
> > > at
> > >
> > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> > > at java.lang.reflect.Method.invoke(Method.java:606)
> > > at ucar.unidata.util.Misc$2.run(Misc.java:1215)
> > > at ucar.unidata.util.Misc$3.run(Misc.java:1243)
> > >
> > >
> > > Any thoughts on how to get this to work?  I can use the file after I
> > > download it locally and then don't use the URL option to load the data,
> > but
> > > this is NOT ideal.  I need a solution to let students pull the data from
> > a
> > > URL.
> > >
> > > Let me know if there are other things to try or if you have any
> > questions I
> > > can answer to help find a solution.
> > >
> > > --
> > > Bryan Guarente
> > > Instructional Designer/Meteorologist
> > > The COMET Program
> > > Boulder, CO
> > >
> > >
> >
> >
> > Ticket Details
> > ===================
> > Ticket ID: BAB-751935
> > Department: Support IDV
> > Priority: Normal
> > Status: Open
> >
> >
> 
> 
> --
> Bryan Guarente
> Instructional Designer/Meteorologist
> The COMET Program
> Boulder, CO
> 
> 


Ticket Details
===================
Ticket ID: BAB-751935
Department: Support IDV
Priority: Normal
Status: Closed