org.deegree_impl.enterprise
Class WMSServlet.WMS

java.lang.Object
  org.deegree_impl.enterprise.WMSServlet.WMS

All Implemented Interfaces:

OGCWebServiceClient

Enclosing class:

WMSServlet

private class WMSServlet.WMS

extends java.lang.Object

implements OGCWebServiceClient

Version:

$Revision: 1.55 $

Author:

Andreas Poth

Field Summary

private java.awt.Color	bgColor
private java.lang.String	exceptionFormat
private java.lang.String	format
private int	height
private OGCWebServiceRequest	request
private HttpServletResponse	resp
private boolean	transparent
private int	width

Constructor Summary

private

WMSServlet.WMS(HttpServletRequest srequest, HttpServletResponse resp) Constructor of the inner class WMS.

Method Summary

private java.lang.String	getPostContent(HttpServletRequest request) returns the content of the http post request without its header
private void	handleDescribeLayerResponse(WMSDescribeLayerResponse response) handles the response to a describe layer request
private void	handleFeatureInfoResponse(WMSGetFeatureInfoResponse response) handles the response to a get featureinfo request
private void	handleGetCapabilitiesResponse(WMSGetCapabilitiesResponse response) handles the response to a get capabilities request
private void	handleGetLegendGraphicResponse(WMSGetLegendGraphicResponse response) handles the response to a get legend graphic request
private void	handleGetMapResponse(WMSGetMapResponse response) handles the response to a get map request
private void	handleGetScaleBarResponse(WMSGetScaleBarResponse response) handles the response to a get scalebar request
private void	handleGetStylesResponse(WMSGetStylesResponse response) handles the response to a get styles request
private void	handlePutStylesResponse(WMSPutStylesResponse response) handles the response to a put styles request
private void	performRequest(OGCWebServiceRequest request) performs the passed OGCWebServiceRequest by accessing service from the pool and passing the request to it
void	write(java.lang.Object result) The method implements the OGCWebServiceClient interface.
void	writeException(java.lang.String location, java.lang.String message) writes an excetion into the OutputStream back to the client.
private void	writeImage(java.lang.Object output, java.lang.String mime) writes the passed image to the response output stream.
void	writeServiceExceptionReport(java.lang.String code, java.lang.String report) writes an service exception report into the OutputStream back to the client. the method considers the format an exception shall be returned to the client as defined in the request.
private java.lang.String	xsltTransformGetFeature(java.lang.String capa, java.net.URL xslt) transforms the configuration/capabilities using to a OGC WMS conform capabilities document using a predefined xslt-stylesheet

Methods inherited from class java.lang.Object

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

Field Detail

bgColor

private java.awt.Color bgColor

resp

private HttpServletResponse resp

request

private OGCWebServiceRequest request

exceptionFormat

private java.lang.String exceptionFormat

format

private java.lang.String format

transparent

private boolean transparent

height

private int height

width

private int width

Constructor Detail

WMSServlet.WMS

private WMSServlet.WMS(HttpServletRequest srequest,
                       HttpServletResponse resp)

Constructor of the inner class WMS. The constructor accesses a WMService instance from the WMServicePool an calls it doService(..) method.

If the request can't be performed an exception will be written to the output stream to the client. The exception format is taken from the request (default: application/vnd.ogc.se_xml). This constructor will be called if the request is received by the servlet with HTTP POST

Method Detail

performRequest

private void performRequest(OGCWebServiceRequest request)

performs the passed OGCWebServiceRequest by accessing service from the pool and passing the request to it

getPostContent

private java.lang.String getPostContent(HttpServletRequest request)
                                 throws java.lang.IllegalArgumentException,
                                        java.io.IOException

returns the content of the http post request without its header

Throws:

java.lang.IllegalArgumentException

java.io.IOException

write

public void write(java.lang.Object result)

Description copied from interface: OGCWebServiceClient

The method implements the OGCWebServiceClient interface. So a deegree OWS implementation accessed by this class is able to return the result of a request by calling the write-method.

It is hardly suggested that the submitted object shall be an instance of OGCWebServiceEvent. But it don't have to be.

Specified by:

write in interface OGCWebServiceClient

Parameters:

result -

handleGetCapabilitiesResponse

private void handleGetCapabilitiesResponse(WMSGetCapabilitiesResponse response)
                                    throws java.lang.Exception

handles the response to a get capabilities request

Parameters:

response -

Throws:

java.lang.Exception

handleGetMapResponse

private void handleGetMapResponse(WMSGetMapResponse response)
                           throws InvalidFormatException

handles the response to a get map request

Parameters:

response -

Throws:

InvalidFormatException

handleFeatureInfoResponse

private void handleFeatureInfoResponse(WMSGetFeatureInfoResponse response)
                                throws java.lang.Exception

handles the response to a get featureinfo request

Parameters:

response -

Throws:

java.lang.Exception

handleGetStylesResponse

private void handleGetStylesResponse(WMSGetStylesResponse response)

handles the response to a get styles request

Parameters:

response -

handlePutStylesResponse

private void handlePutStylesResponse(WMSPutStylesResponse response)

handles the response to a put styles request

Parameters:

response -

handleDescribeLayerResponse

private void handleDescribeLayerResponse(WMSDescribeLayerResponse response)

handles the response to a describe layer request

Parameters:

response -

handleGetLegendGraphicResponse

private void handleGetLegendGraphicResponse(WMSGetLegendGraphicResponse response)
                                     throws java.lang.Exception

handles the response to a get legend graphic request

Parameters:

response -

Throws:

java.lang.Exception

handleGetScaleBarResponse

private void handleGetScaleBarResponse(WMSGetScaleBarResponse response)
                                throws java.lang.Exception

handles the response to a get scalebar request

Parameters:

response -

Throws:

java.lang.Exception

writeException

public void writeException(java.lang.String location,
                           java.lang.String message)

writes an excetion into the OutputStream back to the client. the method considers the format an exception shall be returned to the client as defined in the request.

Parameters:

location - location where the exception occurs

message - message describing the exception

writeServiceExceptionReport

public void writeServiceExceptionReport(java.lang.String code,
                                        java.lang.String report)

writes an service exception report into the OutputStream back to the client. the method considers the format an exception shall be returned to the client as defined in the request.

Parameters:

code - code of te expetion as defined in the OGC WMS 1.1.1 spec and the WMS 1.1.1 test suite

report - detailed description of the exption

writeImage

private void writeImage(java.lang.Object output,
                        java.lang.String mime)

writes the passed image to the response output stream.

Parameters:

output -

mime -

xsltTransformGetFeature

private java.lang.String xsltTransformGetFeature(java.lang.String capa,
                                                 java.net.URL xslt)

transforms the configuration/capabilities using to a OGC WMS conform capabilities document using a predefined xslt-stylesheet