ucar.unidata.data.gis
Class GeotiffDataSource

java.lang.Object
  ucar.unidata.collab.SharableImpl
      ucar.unidata.data.DataSourceImpl
          ucar.unidata.data.FilesDataSource
              ucar.unidata.data.gis.GeotiffDataSource

All Implemented Interfaces:

Sharable, DataSource, DataSourceFactory, XmlPersistable

public class GeotiffDataSource
extends FilesDataSource

This is an implementation that will read in a generic data file and return a single Data choice that is a VisAD Data object.

Version:

$Revision: 1.14 $

Author:

IDV Development team

Field Summary

Fields inherited from class ucar.unidata.data.FilesDataSource

adapters, oldSourceFromBundles, sources

Fields inherited from class ucar.unidata.data.DataSourceImpl

changeDataPathsCbx, dataCacheKey, dataChoices, geoSelectionPanel, haveBeenUnPersisted, okToContinue, PARAM_SHOW_HIDE, PARAM_SHOW_NO, PARAM_SHOW_YES

Fields inherited from interface ucar.unidata.data.DataSource

DATAPATH_DATE_FORMAT, DATAPATH_DATE_PATTERN, MOST_RECENT, ordinalNames, PROP_AUTOCREATEDISPLAY, PROP_BASEDIRECTORY, PROP_CACHEABLE, PROP_DATACHOICENAME, PROP_DISPLAYPROPERTIES, PROP_DOCUMENTLINKS, PROP_FILEPATTERN, PROP_GEOLOCATION, PROP_ICON, PROP_NAME, PROP_POLLINFO, PROP_RESOLVERURL, PROP_SERVICE_HTTP, PROP_SUBPROPERTIES, PROP_TIMELABELS, PROP_TITLE

Constructor Summary

GeotiffDataSource()
Parameterless constructor for XML encoding.

GeotiffDataSource(DataSourceDescriptor descriptor, String filename, Hashtable properties)
Just pass through to the base class the ctor arguments.

Method Summary

boolean	applyProperties() Apply properties components
boolean	canSaveDataToLocalDisk() Is this data source capable of saving its data to local disk
protected void	doMakeDataChoices() This method is called at initialization time and should create a set of DirectDataChoice-s and add them into the base class managed list of DataChoice-s with the method addDataChoice.
protected List	doMakeDateTimes() You can also override the base class method to return the list of all date/times that this DataSource holds.
protected Data	getDataInner(DataChoice dataChoice, DataCategory category, DataSelection dataSelection, Hashtable requestProperties) This method should create and return the visad.Data that is identified by the given DataChoice.
String	getFullDescription() _more_
String	getParamName() Get the ParamName property.
void	getPropertiesComponents(List comps) Add the gui components into the list for the properties dialog
String	getUnit() Get the Unit property.
void	initAfterUnpersistence() Initialize if being unpersisted.
void	setParamName(String value) Set the ParamName property.
void	setUnit(String value) Set the Unit property.

Methods inherited from class ucar.unidata.data.FilesDataSource

doRemove, equals, getDataFileExtension, getDataPaths, getFilePath, getInputStreams, getLocationsForPolling, getPartialDescription, getSource, getSources, haveSources, initAfterCreation, initWithPollingInfo, isFileBased, newFilesFromPolling, processDataFilename, propertiesChanged, reloadData, reloadData, saveDataToLocalDisk, setNewFiles, setSource, setSources, sourcesChanged, updateState

Methods inherited from class ucar.unidata.data.DataSourceImpl

addActions, addDataChangeListener, addDataChoice, addPropertiesTabs, addReloadTab, applyFieldMask, beginWritingDataToLocalDisk, canAddCurrentName, canCacheDataToDisk, canChangeData, canDoFieldMask, canDoGeoSelection, canDoGeoSelectionMap, canDoGeoSelectionStride, canPoll, canShowParameter, checkForInitAfterUnPersistence, clearCachedData, clearFileCache, clearTimes, convertSourceFile, convertToFilesIfDirectory, createAutoDisplay, createCacheKey, createElement, decrOutstandingGetDataCalls, doDirectory, doMakeGeoSelectionPanel, doMakeGeoSelectionPanel, doMakeGeoSelectionPanel, doMakeGeoSubsetPropertiesComponent, endWritingDataToLocalDisk, expandIfNeeded, findDataChoice, findDataChoices, flushCache, getAbsoluteDateTimes, getActions, getAlias, getAllDateTimes, getAllDateTimes, getAllLevels, getAllLevels, getAllTimesForTimeDriver, getCache, getCache, getCacheClearDelay, getCacheDataToDisk, getCompositeDataChoices, getData, getData, getDataCachePath, getDataChangeListeners, getDataChoices, getDataContext, getDataInner, getDataIsEditable, getDataPrefix, getDataSelection, getDataSelectionComponents, getDataSource, getDateTimes, getDateTimeSelection, getDescription, getDescriptor, getErrorMessage, getEverChangedName, getExtraGeoSelectionComponent, getExtraTimesComponent, getFileFilterForPolling, getid, getIdv, getInError, getLocalDirectory, getLocationForPolling, getMostRecentFiles, getName, getNameForDataSource, getNeedToShowErrorToUser, getNextId, getOutstandingGetDataCalls, getPassword, getPathsThatCanBeRelative, getPollingInfo, getProperties, getPropertiesHeader, getProperty, getProperty, getProperty, getProperty, getProperty, getProperty, getProperty, getRelativePaths, getSampleDataProjection, getSaveDataFileLabel, getSelectedDateTimes, getSelectedDateTimes, getTimesFromDataSelection, getTmpPaths, getTypeName, getUserName, handlePropertiesAction, hasPollingInfo, holdsDateTimes, holdsIndices, identifiedBy, identifiedByName, incrOutstandingGetDataCalls, initAfter, initDataChoice, initDataSelectionComponents, initFromXml, isPolling, loadFieldMask, loadFieldMask, loadLatestFile, logException, logException, makeDerivedDataChoices, makeSaveLocalActions, newFileFromPolling, notifyDataChange, putCache, putCache, reloadProperties, removeCache, removeDataChangeListener, removeDataChoice, removeProperty, replaceDataChoice, resetTmpState, saveDataToLocalDisk, saveDataToLocalDisk, selectTimesFromList, setAlias, setAskToUpdate, setCacheClearDelay, setCacheDataToDisk, setDataEditableStrings, setDataIsEditable, setDataIsRelative, setDataRelativeStrings, setDataSelection, setDateTimeSelection, setDescription, setDescriptor, setDirectory, setEverChangedName, setInError, setInError, setInError, setName, setObjectProperties, setObjectProperty, setPassword, setPollingInfo, setPollLocation, setProperties, setProperty, setProperty, setRelativePaths, setTemplateName, setTmpPaths, setUserName, shouldCache, shouldCache, showPasswordDialog, showPropertiesDialog, showPropertiesDialog, showPropertiesDialog, showWaitDialog, tick, toString, toStringTruncated, updateDetailsText, writeFieldMaskFile, writeFieldMaskFile

Methods inherited from class ucar.unidata.collab.SharableImpl

applySharableProperties, doShare, doShare, doShareExternal, doShareInternal, getReceiveShareTime, getSharablePropertiesComponent, getShareGroup, getSharing, getUniqueId, initSharable, receiveShareData, removeSharable, setReceiveShareTime, setShareGroup, setSharing, setUniqueId, showSharableDialog

Methods inherited from class java.lang.Object

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

Methods inherited from interface ucar.unidata.data.DataSource

getUniqueId

Constructor Detail

GeotiffDataSource

public GeotiffDataSource()

Parameterless constructor for XML encoding.

GeotiffDataSource

public GeotiffDataSource(DataSourceDescriptor descriptor,
                         String filename,
                         Hashtable properties)
                  throws VisADException

Just pass through to the base class the ctor arguments.

Parameters:

descriptor - Describes this data source, has a label etc.

filename - This is the filename (or url) that points to the actual data source.

properties - General properties used in the base class

Throws:

VisADException

Method Detail

canSaveDataToLocalDisk

public boolean canSaveDataToLocalDisk()

Is this data source capable of saving its data to local disk

Specified by:

canSaveDataToLocalDisk in interface DataSource

Overrides:

canSaveDataToLocalDisk in class DataSourceImpl

Returns:

Can save to local disk

initAfterUnpersistence

public void initAfterUnpersistence()

Initialize if being unpersisted.

Specified by:

initAfterUnpersistence in interface DataSource

Overrides:

initAfterUnpersistence in class FilesDataSource

applyProperties

public boolean applyProperties()

Description copied from class: DataSourceImpl

Apply properties components

Overrides:

applyProperties in class DataSourceImpl

Returns:

false if something failed and we need to keep showing the dialog

getPropertiesComponents

public void getPropertiesComponents(List comps)

Description copied from class: DataSourceImpl

Add the gui components into the list for the properties dialog

Overrides:

getPropertiesComponents in class DataSourceImpl

Parameters:

comps - List of components

doMakeDataChoices

protected void doMakeDataChoices()

This method is called at initialization time and should create a set of DirectDataChoice-s and add them into the base class managed list of DataChoice-s with the method addDataChoice.

Overrides:

doMakeDataChoices in class DataSourceImpl

getFullDescription

public String getFullDescription()

_more_

Specified by:

getFullDescription in interface DataSource

Overrides:

getFullDescription in class FilesDataSource

Returns:

_more_

getDataInner

protected Data getDataInner(DataChoice dataChoice,
                            DataCategory category,
                            DataSelection dataSelection,
                            Hashtable requestProperties)
                     throws VisADException,
                            RemoteException

This method should create and return the visad.Data that is identified by the given DataChoice.

Overrides:

getDataInner in class DataSourceImpl

Parameters:

dataChoice - This is one of the DataChoice-s that was created in the doMakeDataChoices call above.

category - The specific DataCategory which the DisplayControl was instantiated with. Usually can be ignored.

dataSelection - This may contain a list of times which subsets the request.

requestProperties - extra request properties

Returns:

The Data object represented by the given dataChoice

Throws:

RemoteException

VisADException

doMakeDateTimes

protected List doMakeDateTimes()

You can also override the base class method to return the list of all date/times that this DataSource holds.

Overrides:

doMakeDateTimes in class DataSourceImpl

Returns:

This should be an List of DateTime objects.

setParamName

public void setParamName(String value)

Set the ParamName property.

Parameters:

value - The new value for ParamName

getParamName

public String getParamName()

Get the ParamName property.

Returns:

The ParamName

setUnit

public void setUnit(String value)

Set the Unit property.

Parameters:

value - The new value for Unit

getUnit

public String getUnit()

Get the Unit property.

Returns:

The Unit