ucar.nc2.grib

Class TimePartition

java.lang.Object

ucar.nc2.grib.GribCollection

ucar.nc2.grib.TimePartition

All Implemented Interfaces:

FileCacheable

Direct Known Subclasses:

Grib1TimePartition, Grib2TimePartition

public abstract class TimePartition
extends GribCollection

A collection of GribCollection objects which are Time Partitioned. A TimePartition is the collection; a TimePartition.Partition represents one of the GribCollection.

Since:

4/17/11

Author:

caron

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
class	TimePartition.Partition
class	TimePartition.VariableIndexPartitioned

Nested classes/interfaces inherited from class ucar.nc2.grib.GribCollection

GribCollection.GcNetcdfFile, GribCollection.GroupHcs, GribCollection.Record, GribCollection.VariableIndex

Field Summary

Fields

Modifier and Type	Field and Description
static byte	ENS_COORDS_DIFFER
protected Map<String,TimePartition.Partition>	partitionMap
protected List<TimePartition.Partition>	partitions
static byte	VERT_COORDS_DIFFER

Fields inherited from class ucar.nc2.grib.GribCollection

backProcessId, center, directory, fileCache, filenames, genProcessId, genProcessType, gribConfig, groups, indexRaf, isGrib1, local, master, MISSING_RECORD, name, NCX_IDX, params, subcenter, version

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	TimePartition(String name, File directory, FeatureCollectionConfig.GribConfig dcm, boolean isGrib1)

Method Summary

Methods

Modifier and Type	Method and Description
void	addPartition(CollectionManager dcm)
void	addPartition(String name, String filename)
void	cleanup()
void	close()
static void	disableNetcdfFileCache()
static TimePartition	factory(boolean isGrib1, TimePartitionCollection tpc, CollectionManager.Force force, Formatter f)
List<String>	getFilenames()
TimePartition.Partition	getPartitionByName(String name)
static FileCache	getPartitionCache()
TimePartition.Partition	getPartitionLast()
List<TimePartition.Partition>	getPartitions()
RandomAccessFile	getRaf(int partno, int fileno)
static void	initPartitionCache(int minElementsInMemory, int maxElementsInMemory, int period)
GribCollection.VariableIndex	makeVariableIndex(GribCollection.GroupHcs group, int tableVersion, int discipline, int category, int parameter, int levelType, boolean isLayer, int intvType, String intvName, int ensDerivedType, int probType, String probabilityName, int genProcessType, int cdmHash, int timeIdx, int vertIdx, int ensIdx, long recordsPos, int recordsLen)
GribCollection.VariableIndex	makeVariableIndex(GribCollection.GroupHcs group, int tableVersion, int discipline, int category, int parameter, int levelType, boolean isLayer, int intvType, String intvName, int ensDerivedType, int probType, String probabilityName, int genProcessType, int cdmHash, int timeIdx, int vertIdx, int ensIdx, long recordsPos, int recordsLen, List<Integer> groupnoList, List<Integer> varnoList, List<Integer> flagList)
TimePartition.VariableIndexPartitioned	makeVariableIndexPartitioned(GribCollection.VariableIndex vi, int nparts)
void	removePartition(TimePartition.Partition p)
void	showIndex(Formatter f)
static boolean	update(boolean isGrib1, TimePartitionCollection tpc, Formatter f)

Methods inherited from class ucar.nc2.grib.GribCollection

calcIndex, calcIndex, createFromIndex, factory, findGroupById, findGroupIdxById, getBackProcessId, getCenter, getDataRaf, getDataRafCache, getDiskCache2, getGenProcessId, getGenProcessType, getGridDataset, getGroup, getGroups, getIndexFile, getIndexFile, getIndexFile, getIndexRaf, getLastModified, getLocal, getLocation, getMaster, getName, getNetcdfDataset, getParams, getSubcenter, initDataRafCache, isGrib1, makeGroup, makeNewIndexFile, setDiskCache2, setFileCache, setIndexRaf, toString, update

Methods inherited from class java.lang.Object

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

Field Detail

VERT_COORDS_DIFFER

public static final byte VERT_COORDS_DIFFER

See Also:

Constant Field Values

ENS_COORDS_DIFFER

public static final byte ENS_COORDS_DIFFER

See Also:

Constant Field Values

partitionMap

protected Map<String,TimePartition.Partition> partitionMap

partitions

protected List<TimePartition.Partition> partitions

Constructor Detail

TimePartition

protected TimePartition(String name,
             File directory,
             FeatureCollectionConfig.GribConfig dcm,
             boolean isGrib1)

Method Detail

initPartitionCache

public static void initPartitionCache(int minElementsInMemory,
                      int maxElementsInMemory,
                      int period)

getPartitionCache

public static FileCache getPartitionCache()

disableNetcdfFileCache

public static void disableNetcdfFileCache()

update

public static boolean update(boolean isGrib1,
             TimePartitionCollection tpc,
             Formatter f)
                      throws IOException

Throws:

IOException

factory

public static TimePartition factory(boolean isGrib1,
                    TimePartitionCollection tpc,
                    CollectionManager.Force force,
                    Formatter f)
                             throws IOException

Throws:

IOException

getFilenames

public List<String> getFilenames()

Overrides:

getFilenames in class GribCollection

addPartition

public void addPartition(String name,
                String filename)

addPartition

public void addPartition(CollectionManager dcm)

getPartitionByName

public TimePartition.Partition getPartitionByName(String name)

getPartitionLast

public TimePartition.Partition getPartitionLast()

cleanup

public void cleanup()
             throws IOException

Throws:

IOException

makeVariableIndex

public GribCollection.VariableIndex makeVariableIndex(GribCollection.GroupHcs group,
                                             int tableVersion,
                                             int discipline,
                                             int category,
                                             int parameter,
                                             int levelType,
                                             boolean isLayer,
                                             int intvType,
                                             String intvName,
                                             int ensDerivedType,
                                             int probType,
                                             String probabilityName,
                                             int genProcessType,
                                             int cdmHash,
                                             int timeIdx,
                                             int vertIdx,
                                             int ensIdx,
                                             long recordsPos,
                                             int recordsLen)

Overrides:

makeVariableIndex in class GribCollection

makeVariableIndex

public GribCollection.VariableIndex makeVariableIndex(GribCollection.GroupHcs group,
                                             int tableVersion,
                                             int discipline,
                                             int category,
                                             int parameter,
                                             int levelType,
                                             boolean isLayer,
                                             int intvType,
                                             String intvName,
                                             int ensDerivedType,
                                             int probType,
                                             String probabilityName,
                                             int genProcessType,
                                             int cdmHash,
                                             int timeIdx,
                                             int vertIdx,
                                             int ensIdx,
                                             long recordsPos,
                                             int recordsLen,
                                             List<Integer> groupnoList,
                                             List<Integer> varnoList,
                                             List<Integer> flagList)

makeVariableIndexPartitioned

public TimePartition.VariableIndexPartitioned makeVariableIndexPartitioned(GribCollection.VariableIndex vi,
                                                                  int nparts)

getPartitions

public List<TimePartition.Partition> getPartitions()

removePartition

public void removePartition(TimePartition.Partition p)

showIndex

public void showIndex(Formatter f)

Overrides:

showIndex in class GribCollection

getRaf

public RandomAccessFile getRaf(int partno,
                      int fileno)
                        throws IOException

Throws:

IOException

close

public void close()
           throws IOException

Specified by:

close in interface FileCacheable

Overrides:

close in class GribCollection

Throws:

IOException