net.agmodel.metBean
Class SpatialRequestBean

java.lang.Object
  |
  +--net.agmodel.utilBean.RequestBean
        |
        +--net.agmodel.metBean.MetRequestBean
              |
              +--net.agmodel.metBean.SpatialRequestBean

All Implemented Interfaces:

AllOrNothingListener, AllowSummarizingListener, ElementsListener, EventListener, IntervalListener, MapDisplayListener, RegionListener, ResolutionListener, Runnable

public class SpatialRequestBean

extends MetRequestBean

implements RegionListener, MapDisplayListener, AllOrNothingListener

Field Summary

protected boolean	allOrNothing
protected GeographicalArea	geographicalArea
protected String	metSourceID
(package private) static ResourceBundle	ub

Fields inherited from class net.agmodel.metBean.MetRequestBean

allowSummarizing, elements, interval, resolution

Fields inherited from class net.agmodel.utilBean.RequestBean

brokerHTTP, brokerRMI, dataListeners, indeterminateListeners, loginDialog, parent, rb, retrieveDataThread, sessionID

Constructor Summary

SpatialRequestBean(Frame parent)

Method Summary

protected void	fireSpecificEvent(RequestBeanListener listener, ServerResult result)
protected ServerResult	getData(ServerRequest request) Implemented by descendant requestBeans to call the broker to get the data.
protected ServerRequest	makeRequest() Implemented by descendant requestBeans to create an appropriate request object for this kind of broker.
void	newAllOrNothing(AllOrNothingEvent evt)
void	newMapDisplay(MapDisplayEvent evt)
void	newRegion(RegionEvent evt)
protected boolean	readyToRequest()
protected void	setUpBean()
protected boolean	suitableLogin(ServerRequest request) Implemented by descendant requestBeans to select which login mechanism to use.

Methods inherited from class net.agmodel.metBean.MetRequestBean

newAllowSummarizing, newElements, newInterval, newResolution

Methods inherited from class net.agmodel.utilBean.RequestBean

addDataListener, addIndeterminateListener, alreadyLoggedIn, clearListeners, fireDataArrivedEvent, fireDataRequestedEvent, fireIndeterminateEvent, listSourceDetails, login, login, loginToDataSource, removeDataListener, removeIndeterminateListener, run, runRetrieveThread

Methods inherited from class java.lang.Object

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

Field Detail

metSourceID

protected String metSourceID

geographicalArea

protected transient GeographicalArea geographicalArea

allOrNothing

protected transient boolean allOrNothing

ub

static ResourceBundle ub

Constructor Detail

SpatialRequestBean

public SpatialRequestBean(Frame parent)

Method Detail

setUpBean

protected void setUpBean()

Overrides:

setUpBean in class MetRequestBean

newRegion

public void newRegion(RegionEvent evt)

Specified by:

newRegion in interface RegionListener

newMapDisplay

public void newMapDisplay(MapDisplayEvent evt)

Specified by:

newMapDisplay in interface MapDisplayListener

newAllOrNothing

public void newAllOrNothing(AllOrNothingEvent evt)

Specified by:

newAllOrNothing in interface AllOrNothingListener

readyToRequest

protected boolean readyToRequest()

Overrides:

readyToRequest in class MetRequestBean

makeRequest

protected ServerRequest makeRequest()

Description copied from class: RequestBean

Implemented by descendant requestBeans to create an appropriate request object for this kind of broker.

Specified by:

makeRequest in class RequestBean

Returns:

a request to be sent to the broker.

suitableLogin

protected boolean suitableLogin(ServerRequest request)
                         throws RemoteException,
                                GeneralException

Description copied from class: RequestBean

Implemented by descendant requestBeans to select which login mechanism to use.
Should either called login(GeographicalArea) or login(String), depending on whether spatial request bean or data source request bean

Specified by:

suitableLogin in class RequestBean

Returns:

true if at least one database is accessible after the logging in process.

RemoteException

GeneralException

getData

protected ServerResult getData(ServerRequest request)
                        throws RemoteException,
                               GeneralException

Description copied from class: RequestBean

Implemented by descendant requestBeans to call the broker to get the data.
These beans can use brokerRMI if the connection is RMI, or brokerHTTP if the connection is via HTTP.

Specified by:

getData in class RequestBean

Returns:

a request to be sent to the broker.

RemoteException

GeneralException

fireSpecificEvent

protected void fireSpecificEvent(RequestBeanListener listener,
                                 ServerResult result)

Specified by:

fireSpecificEvent in class RequestBean