[Geoserver-devel] [jira] Created: (GEOS-3075) GetMap with remote SLD results in ClassCastException

GetMap with remote SLD results in ClassCastException
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                 Key: GEOS-3075
                 URL: http://jira.codehaus.org/browse/GEOS-3075
             Project: GeoServer
          Issue Type: Bug
          Components: WMS
    Affects Versions: 2.0-beta1
            Reporter: Andrea Aime
            Assignee: Andrea Aime
             Fix For: 2.0-beta2

The demo request:
http://localhost:8080/geoserver/wms?REQUEST=GetLegendGraphic&VERSION=1.0.0&FORMAT=image/png&WIDTH=20&HEIGHT=20&LAYER=topp:states&SLD=http://localhost:8080/geoserver/www/styles/green.sld

results in:
{code}
java.lang.ClassCastException: java.net.URL cannot be cast to java.lang.String
  at org.vfny.geoserver.util.requests.readers.KvpRequestReader.getValue(KvpRequestReader.java:117)
  at org.vfny.geoserver.wms.requests.WmsKvpRequestReader.getValue(WmsKvpRequestReader.java)
  at org.vfny.geoserver.wms.requests.GetLegendGraphicKvpReader.getValue(GetLegendGraphicKvpReader.java)
  at org.vfny.geoserver.wms.requests.GetLegendGraphicKvpReader.parseStyleAndRule(GetLegendGraphicKvpReader.java:265)
  at org.vfny.geoserver.wms.requests.GetLegendGraphicKvpReader.parseOptionalParameters(GetLegendGraphicKvpReader.java:203)
  at org.vfny.geoserver.wms.requests.GetLegendGraphicKvpReader.getRequest(GetLegendGraphicKvpReader.java:165)
  at org.geoserver.wms.kvp.WMSKvpRequestReaderAdapter.read(WMSKvpRequestReaderAdapter.java:84)
  at org.geoserver.ows.Dispatcher.parseRequestKVP(Dispatcher.java:1092)
  at org.geoserver.ows.Dispatcher.dispatch(Dispatcher.java:431)
  at org.geoserver.ows.Dispatcher.handleRequestInternal(Dispatcher.java:209)
  at org.springframework.web.servlet.mvc.AbstractController.handleRequest(AbstractController.java:153)
  at org.geoserver.ows.Dispatcher.handleRequest(Dispatcher.java)
  at org.springframework.web.servlet.mvc.SimpleControllerHandlerAdapter.handle(SimpleControllerHandlerAdapter.java:48)
  at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:875)
  at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:809)
  at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:571)
  at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:501)
  at javax.servlet.http.HttpServlet.service(HttpServlet.java:689)
  at javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
  at org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:487)
  at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1093)
  at org.vfny.geoserver.filters.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:108)
  at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)
  at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:264)
  at org.acegisecurity.intercept.web.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:107)
  at org.acegisecurity.intercept.web.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:72)
  at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
  at org.acegisecurity.ui.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:110)
  at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
  at org.acegisecurity.providers.anonymous.AnonymousProcessingFilter.doFilter(AnonymousProcessingFilter.java:125)
  at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
  at org.acegisecurity.ui.basicauth.BasicProcessingFilter.doFilter(BasicProcessingFilter.java:178)
  at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
  at org.acegisecurity.context.HttpSessionContextIntegrationFilter.doFilter(HttpSessionContextIntegrationFilter.java:229)
  at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
  at org.acegisecurity.util.FilterChainProxy.doFilter(FilterChainProxy.java:148)
  at org.acegisecurity.util.FilterToBeanProxy.doFilter(FilterToBeanProxy.java:98)
  at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)
  at org.geoserver.filters.LoggingFilter.doFilter(LoggingFilter.java:73)
  at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)
  at org.geoserver.filters.ReverseProxyFilter.doFilter(ReverseProxyFilter.java:176)
  at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)
  at org.geoserver.filters.GZIPFilter.doFilter(GZIPFilter.java:47)
  at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)
  at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:360)
  at org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216)
  at org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:181)
  at org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:726)
  at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:405)
  at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152)
  at org.mortbay.jetty.Server.handle(Server.java:324)
  at org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:505)
  at org.mortbay.jetty.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:828)
  at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:514)
  at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:211)
  at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:380)
  at org.mortbay.jetty.bio.SocketConnector$Connection.run(SocketConnector.java:228)
  at org.mortbay.thread.BoundedThreadPool$PoolThread.run(BoundedThreadPool.java:450)
{code}

The kvp reader is expecting a String but the SLD kvp parser is producting a URL instead

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