Package dap4.dap4lib.netcdf

Class Nc4DSP

java.lang.Object

dap4.dap4lib.AbstractDSP

dap4.dap4lib.netcdf.Nc4DSP

All Implemented Interfaces:

dap4.core.data.DSP

public class Nc4DSP
extends AbstractDSP

DSP for reading netcdf files through jni interface to netcdf4 library

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	Nc4DSP.Nc4Pointer	Provide a wrapper for pointers that tracks the size.

Field Summary

Fields

Modifier and Type	Field	Description
protected Map<Nc4Notes.NoteSort,Map<Long,Nc4Notes.Notes>>	allnotes
protected boolean	closed
static boolean	DEBUG
protected dap4.core.dmr.DMRFactory	dmrfactory
static boolean	DUMPDMR
static String[]	EXTENSIONS
protected String	filepath
protected int	format
protected int	mode
static int	NC_GRPNULL
static int	NC_IDNULL
static int	NC_NOERR
protected static ucar.nc2.jni.netcdf.Nc4prototypes	nc4
protected int	ncid
protected boolean	trace

Fields inherited from class dap4.dap4lib.AbstractDSP

context, DAPVERSION, dmr, DMRNS, DMRVERSION, location, PARSEDEBUG, rootcursor, TESTING, UCARTAGOPAQUE, UCARTAGORIGTYPE, UCARTAGUNLIMITED, UCARTAGVLEN, USEDOM, variables

Constructor Summary

Constructors

Constructor	Description
Nc4DSP()

Method Summary

Modifier and Type	Method	Description
protected void	allnotesInit()
void	close()
boolean	dspMatch(String path, dap4.core.util.DapContext context)	A path is file if it has no base protocol or is file:
Nc4Notes.Notes	find(long id, Nc4Notes.NoteSort sort)
ucar.nc2.jni.netcdf.Nc4prototypes	getJNI()
String	getLocation()
Nc4Cursor	getVariableData(dap4.core.dmr.DapVariable var)
static String	makeString(byte[] b)
protected Nc4Notes.NoteSort	noteSortFor(dap4.core.dmr.DapNode node)
Nc4DSP	open(String filepath)	"open" a reference to a data source and return the DSP wrapper.

Methods inherited from class dap4.dap4lib.AbstractDSP

addVariableData, getChecksumMode, getContext, getDMR, getOrder, parseDMR, printDMR, processAttributes, setChecksumMode, setContext, setDataset, setDMR, setLocation, setOrder, suppress

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

DEBUG

public static final boolean DEBUG

See Also:

Constant Field Values

DUMPDMR

public static final boolean DUMPDMR

See Also:

Constant Field Values

EXTENSIONS

public static String[] EXTENSIONS

NC_GRPNULL

public static final int NC_GRPNULL

See Also:

Constant Field Values

NC_IDNULL

public static final int NC_IDNULL

See Also:

Constant Field Values

NC_NOERR

public static final int NC_NOERR

See Also:

Constant Field Values

nc4

protected static ucar.nc2.jni.netcdf.Nc4prototypes nc4

allnotes

protected Map<Nc4Notes.NoteSort,Map<Long,Nc4Notes.Notes>> allnotes

trace

protected boolean trace

closed

protected boolean closed

ncid

protected int ncid

format

protected int format

mode

protected int mode

filepath

protected String filepath

dmrfactory

protected dap4.core.dmr.DMRFactory dmrfactory

Constructor Detail

Nc4DSP

public Nc4DSP()
       throws dap4.core.util.DapException

Throws:

dap4.core.util.DapException

Method Detail

dspMatch

public boolean dspMatch(String path,
                        dap4.core.util.DapContext context)

A path is file if it has no base protocol or is file:

Parameters:

path -

context - Any parameters that may help to decide.

Returns:

true if this path appears to be processible by this DSP

find

public Nc4Notes.Notes find(long id,
                           Nc4Notes.NoteSort sort)

noteSortFor

protected Nc4Notes.NoteSort noteSortFor(dap4.core.dmr.DapNode node)

allnotesInit

protected void allnotesInit()

open

public Nc4DSP open(String filepath)
            throws dap4.core.util.DapException

Description copied from class: AbstractDSP

"open" a reference to a data source and return the DSP wrapper.

Specified by:

open in interface dap4.core.data.DSP

Specified by:

open in class AbstractDSP

Parameters:

filepath - - Object that defines the data source

Returns:

= wrapping dsp

Throws:

dap4.core.util.DapException

close

public void close()
           throws dap4.core.util.DapException

Specified by:

close in interface dap4.core.data.DSP

Specified by:

close in class AbstractDSP

Throws:

dap4.core.util.DapException

getVariableData

public Nc4Cursor getVariableData(dap4.core.dmr.DapVariable var)
                          throws dap4.core.util.DapException

Specified by:

getVariableData in interface dap4.core.data.DSP

Overrides:

getVariableData in class AbstractDSP

Throws:

dap4.core.util.DapException

getJNI

public ucar.nc2.jni.netcdf.Nc4prototypes getJNI()

getLocation

public String getLocation()

Specified by:

getLocation in interface dap4.core.data.DSP

Overrides:

getLocation in class AbstractDSP

makeString

public static String makeString(byte[] b)