ucar.nc2.grib.grib1

Class Grib1CollectionBuilder

java.lang.Object

ucar.nc2.grib.grib1.Grib1CollectionBuilder

Direct Known Subclasses:

Grib1TimePartitionBuilder

public class Grib1CollectionBuilder
extends Object

Build a GribCollection object for Grib-1 files. Manage grib collection index (ncx). Covers GribCollectionProto, which serializes and deserializes. Rectilyse means to turn the collection into a multidimensional variable.

Since:

4/6/11

Author:

caron

Field Summary

Fields

Modifier and Type	Field and Description
protected Grib1Customizer	cust
protected GribCollection	gc
protected boolean	isSingleFile
static String	MAGIC_START
protected static int	version

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	Grib1CollectionBuilder()

Method Summary

Methods

Modifier and Type	Method and Description
static GribCollection	createFromIndex(String name, File directory, RandomAccessFile indexRaf, FeatureCollectionConfig.GribConfig config)
static GribCollection	factory(CollectionManager dcm, CollectionManager.Force force, Formatter f)
String	getMagicStart()
protected int	getVersion()
List<ucar.nc2.grib.grib1.Grib1CollectionBuilder.Group>	makeAggregatedGroups(ArrayList<String> filenames, Formatter f)
boolean	needsUpdate()
boolean	readIndex(RandomAccessFile raf) Read the index file
boolean	readIndex(String filename)
static GribCollection	readOrCreateIndexFromSingleFile(MFile file, CollectionManager.Force force, FeatureCollectionConfig.GribConfig config, Formatter f)
protected boolean	readPartitions(GribCollectionProto.GribCollectionIndex proto)
protected void	readTimePartitions(GribCollection.GroupHcs group, GribCollectionProto.Group proto)
protected GribCollection.VariableIndex	readVariable(GribCollectionProto.Variable pv, GribCollection.GroupHcs group)
static boolean	update(CollectionManager dcm, Formatter f)
protected GribCollectionProto.Coord	writeCoordProto(EnsCoord ec, int index)
protected GribCollectionProto.Coord	writeCoordProto(TimeCoord tc, int index)
protected GribCollectionProto.Coord	writeCoordProto(VertCoord vc, int index)
static boolean	writeIndexFile(File indexFile, CollectionManager dcm, Formatter f)
protected GribCollectionProto.Parameter	writeParamProto(Parameter param)

Methods inherited from class java.lang.Object

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

Field Detail

version

protected static final int version

See Also:

Constant Field Values

MAGIC_START

public static final String MAGIC_START

See Also:

Constant Field Values

gc

protected GribCollection gc

cust

protected Grib1Customizer cust

isSingleFile

protected boolean isSingleFile

Constructor Detail

Grib1CollectionBuilder

protected Grib1CollectionBuilder()

Method Detail

readOrCreateIndexFromSingleFile

public static GribCollection readOrCreateIndexFromSingleFile(MFile file,
                                             CollectionManager.Force force,
                                             FeatureCollectionConfig.GribConfig config,
                                             Formatter f)
                                                      throws IOException

Throws:

IOException

update

public static boolean update(CollectionManager dcm,
             Formatter f)
                      throws IOException

Throws:

IOException

factory

public static GribCollection factory(CollectionManager dcm,
                     CollectionManager.Force force,
                     Formatter f)
                              throws IOException

Throws:

IOException

createFromIndex

public static GribCollection createFromIndex(String name,
                             File directory,
                             RandomAccessFile indexRaf,
                             FeatureCollectionConfig.GribConfig config)
                                      throws IOException

Throws:

IOException

writeIndexFile

public static boolean writeIndexFile(File indexFile,
                     CollectionManager dcm,
                     Formatter f)
                              throws IOException

Throws:

IOException

getVersion

protected int getVersion()

needsUpdate

public boolean needsUpdate()

readIndex

public boolean readIndex(String filename)
                  throws IOException

Throws:

IOException

readIndex

public boolean readIndex(RandomAccessFile raf)

Read the index file

Parameters:

raf - the index file

Returns:

true on success

readPartitions

protected boolean readPartitions(GribCollectionProto.GribCollectionIndex proto)

readTimePartitions

protected void readTimePartitions(GribCollection.GroupHcs group,
                      GribCollectionProto.Group proto)

readVariable

protected GribCollection.VariableIndex readVariable(GribCollectionProto.Variable pv,
                                        GribCollection.GroupHcs group)

makeAggregatedGroups

public List<ucar.nc2.grib.grib1.Grib1CollectionBuilder.Group> makeAggregatedGroups(ArrayList<String> filenames,
                                                                          Formatter f)
                                                                            throws IOException

Throws:

IOException

getMagicStart

public String getMagicStart()

writeParamProto

protected GribCollectionProto.Parameter writeParamProto(Parameter param)
                                                 throws IOException

Throws:

IOException

writeCoordProto

protected GribCollectionProto.Coord writeCoordProto(TimeCoord tc,
                                        int index)
                                             throws IOException

Throws:

IOException

writeCoordProto

protected GribCollectionProto.Coord writeCoordProto(VertCoord vc,
                                        int index)
                                             throws IOException

Throws:

IOException

writeCoordProto

protected GribCollectionProto.Coord writeCoordProto(EnsCoord ec,
                                        int index)
                                             throws IOException

Throws:

IOException