org.deegree.ogcwebservices.wms
Class DefaultGetFeatureInfoHandler

java.lang.Object
  org.deegree.ogcwebservices.wms.DefaultGetFeatureInfoHandler

All Implemented Interfaces:

ExecutionFinishedListener<Object[]>, GetFeatureInfoHandler

 class DefaultGetFeatureInfoHandler
extends Object
implements GetFeatureInfoHandler, ExecutionFinishedListener<Object[]>

Version:

$Revision: 9697 $, 1.0. $Revision: 9697 $, $Date: 2008-01-23 12:19:46 +0100 (Mi, 23 Jan 2008) $

Author:

Andreas Poth, last edited by: $Author: aschmitz $

Nested Class Summary

class

DefaultGetFeatureInfoHandler.ServiceInvoker Inner class for accessing the data of one layer and creating a GML document from it.

Field Summary

protected WMSConfigurationType	configuration
protected GetMap	getMapRequest
protected static ILogger	LOG
protected CoordinateSystem	reqCRS
protected GetFeatureInfo	request
protected double	scale
protected static QualifiedName	VALUE

Constructor Summary

DefaultGetFeatureInfoHandler(WMSConfigurationType capabilities, GetFeatureInfo request)
Creates a new GetMapHandler object.

Method Summary

void	executionFinished(ExecutionFinishedEvent<Object[]> returnValue) will be called each time a datasource has been read
protected void	increaseCounter() increases the counter variable that holds the number of services that has sent a response.
GetFeatureInfoResult	performGetFeatureInfo() performs a GetFeatureInfo request and retruns the result encapsulated within a WMSFeatureInfoResponse object.

Methods inherited from class java.lang.Object

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

Field Detail

LOG

protected static final ILogger LOG

request

protected GetFeatureInfo request

getMapRequest

protected GetMap getMapRequest

configuration

protected WMSConfigurationType configuration

scale

protected double scale

reqCRS

protected CoordinateSystem reqCRS

VALUE

protected static final QualifiedName VALUE

Constructor Detail

DefaultGetFeatureInfoHandler

public DefaultGetFeatureInfoHandler(WMSConfigurationType capabilities,
                                    GetFeatureInfo request)
                             throws OGCWebServiceException

Creates a new GetMapHandler object.

Parameters:

capabilities -

request - request to perform

Throws:

OGCWebServiceException

Method Detail

increaseCounter

protected void increaseCounter()

increases the counter variable that holds the number of services that has sent a response. All data are available if the counter value equals the number of requested layers.

performGetFeatureInfo

public GetFeatureInfoResult performGetFeatureInfo()
                                           throws OGCWebServiceException

performs a GetFeatureInfo request and retruns the result encapsulated within a WMSFeatureInfoResponse object.

The method throws an WebServiceException that only shall be thrown if an fatal error occurs that makes it imposible to return a result. If something wents wrong performing the request (none fatal error) The exception shall be encapsulated within the response object to be returned to the client as requested (GetFeatureInfo-Request EXCEPTION-Parameter).

All sublayers of the queried layer will be added automatically. Non-queryable sublayers are then ignored in the response.

Specified by:

performGetFeatureInfo in interface GetFeatureInfoHandler

Returns:

response to the GetFeatureInfo response

Throws:

OGCWebServiceException

executionFinished

public void executionFinished(ExecutionFinishedEvent<Object[]> returnValue)

will be called each time a datasource has been read

Specified by:

executionFinished in interface ExecutionFinishedListener<Object[]>

Parameters:

returnValue -