Package ucar.unidata.data

Class UrlDataChoice

java.lang.Object

ucar.unidata.data.DataChoice

ucar.unidata.data.UrlDataChoice

public class UrlDataChoice
extends DataChoice

A DataChoice for a URL

Version:

$Revision: 1.15 $

Author:

IDV development team

Field Summary

Fields inherited from class ucar.unidata.data.DataChoice

description, id, name, NULL_DATASELECTION, NULL_PROPERTIES, NULL_REQUESTPROPERTIES, parent, PROP_ICON, PROP_REQUESTER, properties

Constructor Summary

Constructors

Constructor	Description
UrlDataChoice()	Default Constructor; does nothing
UrlDataChoice(String url)	Create a UrlDataChoice from the URL
UrlDataChoice(String url, String desc)	Create a UrlDataChoice.
UrlDataChoice(UrlDataChoice other)	Create a UrlDataChoice from another.

Method Summary

Modifier and Type	Method	Description
void	addDataChangeListener(DataChangeListener listener)	Add the data change listener.
DataChoice	cloneMe()	Override superclass method for creating a clone.
boolean	equals(Object o)	See if the object in question is equal to this UrlDataChoice.
protected Data	getData(DataCategory category, DataSelection dataSelection, Hashtable requestProperties)	Implementation of the getData method.
String	getUrl()	Get the URL for this choice.
int	hashCode()	Return the hash code for this UrlDataChoice.
void	removeDataChangeListener(DataChangeListener listener)	Remove the data change listener.
void	setUrl(String value)	Set the URL for this choice.

Methods inherited from class ucar.unidata.data.DataChoice

addCategory, addCurrentName, addParamNameToCategories, basicallyEquals, cloneDataChoices, createClone, getAllDateTimes, getAllLevels, getAllLevels, getCategories, getCurrentNames, getData, getData, getDataCategories, getDataCategories, getDataSelection, getDataSources, getDescription, getDisplayCategory, getFinalDataChoices, getFixedRequestProperties, getForUser, getFullDescription, getId, getIndexedName, getName, getParent, getProperties, getProperty, getProperty, getProperty, getSelectedDateTimes, getStringId, initAfterUnPersistence, isEndUserFormula, mergeRequestProperties, setCategories, setDataCategories, setDataSelection, setDescription, setFixedRequestProperties, setId, setLevelSelection, setName, setObjectProperty, setParent, setProperties, setProperty, setProperty, setTimeSelection, toString

Methods inherited from class java.lang.Object

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

Constructor Details

UrlDataChoice

public UrlDataChoice()

Default Constructor; does nothing

UrlDataChoice

public UrlDataChoice(String url)

Create a UrlDataChoice from the URL

Parameters:

url - URL for this choice

UrlDataChoice

public UrlDataChoice(String url,
 String desc)

Create a UrlDataChoice.

Parameters:

url - URL (choice ID)

desc - DataChoice description

UrlDataChoice

public UrlDataChoice(UrlDataChoice other)

Create a UrlDataChoice from another.

Parameters:

other - other UrlDataChoice

Method Details

cloneMe

public DataChoice cloneMe()

Override superclass method for creating a clone.

Specified by:

cloneMe in class DataChoice

Returns:

cloned choice

setUrl

public void setUrl(String value)

Set the URL for this choice. Used by XML encoding

Parameters:

value - URL for choice

getUrl

public String getUrl()

Get the URL for this choice. Used by XML encoding

Returns:

URL for choice

getData

protected Data getData(DataCategory category,
 DataSelection dataSelection,
 Hashtable requestProperties)
                throws VisADException,
RemoteException,
DataCancelException

Implementation of the getData method.

Specified by:

getData in class DataChoice

Parameters:

category - the data category

dataSelection - the selection properties

requestProperties - special request properties

Returns:

the data based on the input parameters

Throws:

DataCancelException - if the request was canceled

RemoteException - Java RMI problem

VisADException - problem creating the Data object

hashCode

public int hashCode()

Return the hash code for this UrlDataChoice.

Overrides:

hashCode in class DataChoice

Returns:

the hash code for this UrlDataChoice

equals

public boolean equals(Object o)

See if the object in question is equal to this UrlDataChoice.

Overrides:

equals in class DataChoice

Parameters:

o - Object in question

Returns:

true if they are equal

addDataChangeListener

public void addDataChangeListener(DataChangeListener listener)

Add the data change listener. Does nothing.

Specified by:

addDataChangeListener in class DataChoice

Parameters:

listener - listener to add

removeDataChangeListener

public void removeDataChangeListener(DataChangeListener listener)

Remove the data change listener. Does nothing.

Specified by:

removeDataChangeListener in class DataChoice

Parameters:

listener - listener to remove