Hi Martijn:
It appears we dont have second-order unpacking implemented in GRIB1,
although we do have it in GRIB2. Assuming its the same algorithm, i will
try adapting the GRIB2 code to GRIB1.
John
On Mon, Nov 23, 2015 at 3:03 AM, Martijn van der pauw <
martijnvanderpauw@xxxxxxxxx> wrote:
> Hi,
>
> Some long term ECMWF files have changed (second order packing) and we have
> problems reading those since then. When I want to check the data in ToolsUi
> 4.6 I get this stack trace (see below):
>
> Is this something that's not implemented in NetCDF yet?
>
> The data file can be found here:
> http://jmp.sh/pzcR2Vu
>
>
> SEVERE: Grib1BinaryDataSection: (octet 4, 1st half) not grid point data
> and simple packing for D:\data\grib\ECM_FDF_2015110900_0
> Nov 23, 2015 10:52:08 AM ucar.nc2.dt.grid.GeoGrid readDataSlice
> SEVERE: GeoGrid.getdataSlice() on dataset
> Maximum_temperature_at_2_metres_in_the_last_6_hours_surface_6_Hour_2
> D:/data/grib/ECM_
> java.lang.IllegalStateException: Grib1BinaryDataSection: (octet 4, 1st
> half) not grid point data and simple packing
> at
> ucar.nc2.grib.grib1.Grib1DataReader.getData(Grib1DataReader.java:103)
> at ucar.nc2.grib.grib1.Grib1Record.readData(Grib1Record.java:153)
> at ucar.nc2.grib.grib1.Grib1Record.readData(Grib1Record.java:198)
> at ucar.nc2.grib.collection.Grib1Iosp.readData(Grib1Iosp.java:387)
> at
> ucar.nc2.grib.collection.GribIosp$DataReader.read(GribIosp.java:912)
> at
> ucar.nc2.grib.collection.GribIosp.readDataFromCollection(GribIosp.java:847)
> at ucar.nc2.grib.collection.GribIosp.readData(GribIosp.java:797)
> at ucar.nc2.NetcdfFile.readData(NetcdfFile.java:1982)
> at ucar.nc2.Variable.reallyRead(Variable.java:897)
> at ucar.nc2.Variable._read(Variable.java:882)
> at ucar.nc2.Variable.read(Variable.java:693)
> at ucar.nc2.dataset.VariableDS.reallyRead(VariableDS.java:557)
> at ucar.nc2.dataset.VariableDS._read(VariableDS.java:537)
> at ucar.nc2.Variable.read(Variable.java:693)
> at ucar.nc2.Variable.read(Variable.java:639)
> at ucar.nc2.dt.grid.GeoGrid.readDataSlice(GeoGrid.java:606)
> at ucar.nc2.ui.grid.GridRenderer.makeHSlice(GridRenderer.java:531)
> at
> ucar.nc2.ui.grid.GridRenderer.renderPlanView(GridRenderer.java:730)
> at ucar.nc2.ui.grid.GridController.drawH(GridController.java:828)
> at ucar.nc2.ui.grid.GridController.draw(GridController.java:798)
> at ucar.nc2.ui.grid.GridUI$6.actionPerformed(GridUI.java:448)
> at javax.swing.AbstractButton.fireActionPerformed(Unknown Source)
> at javax.swing.AbstractButton$Handler.actionPerformed(Unknown
> Source)
> at javax.swing.DefaultButtonModel.fireActionPerformed(Unknown
> Source)
> at javax.swing.DefaultButtonModel.setPressed(Unknown Source)
> at
> javax.swing.plaf.basic.BasicButtonListener.mouseReleased(Unknown Source)
> at java.awt.AWTEventMulticaster.mouseReleased(Unknown Source)
> at java.awt.Component.processMouseEvent(Unknown Source)
> at javax.swing.JComponent.processMouseEvent(Unknown Source)
> at java.awt.Component.processEvent(Unknown Source)
> at java.awt.Container.processEvent(Unknown Source)
> at java.awt.Component.dispatchEventImpl(Unknown Source)
> at java.awt.Container.dispatchEventImpl(Unknown Source)
> at java.awt.Component.dispatchEvent(Unknown Source)
> at java.awt.LightweightDispatcher.retargetMouseEvent(Unknown
> Source)
> at java.awt.LightweightDispatcher.processMouseEvent(Unknown Source)
> at java.awt.LightweightDispatcher.dispatchEvent(Unknown Source)
> at java.awt.Container.dispatchEventImpl(Unknown Source)
> at java.awt.Window.dispatchEventImpl(Unknown Source)
> at java.awt.Component.dispatchEvent(Unknown Source)
> at java.awt.EventQueue.dispatchEventImpl(Unknown Source)
> at java.awt.EventQueue.access$500(Unknown Source)
> at java.awt.EventQueue$3.run(Unknown Source)
> at java.awt.EventQueue$3.run(Unknown Source)
> at java.security.AccessController.doPrivileged(Native Method)
> at
> java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(Unknown
> Source)
> at
> java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(Unknown
> Source)
> at java.awt.EventQueue$4.run(Unknown Source)
> at java.awt.EventQueue$4.run(Unknown Source)
> at java.security.AccessController.doPrivileged(Native Method)
> at
> java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(Unknown
> Source)
> at java.awt.EventQueue.dispatchEvent(Unknown Source)
> at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown
> Source)
> at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
> at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown
> Source)
> at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
> at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
> at java.awt.EventDispatchThread.run(Unknown Source)
>
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