Hi,

I forgot to tell you that this error arises when you define de style in
geoserver and push the button "preview legend"

Regards,
José Antonio

2017-07-03 18:36 GMT+02:00 Jose Antonio <[email protected]>:

> Sorry, my mistake when copying and pasting...
>
> 2017-07-03 17:40:14,492 ERROR [wicket.RequestCycle] -
> java.lang.NullPointerException
>         at org.geoserver.wms.legendgraphic.RasterLayerLegendHelper.
> parseRequest(RasterLayerLegendHelper.java:196)
>         at org.geoserver.wms.legendgraphic.RasterLayerLegendHelper.<init>
> (RasterLayerLegendHelper.java:96)
>         at org.geoserver.wms.legendgraphic.BufferedImageLegendGraphicBuil
> der.buildLegendGraphic(BufferedImageLegendGraphicBuilder.java:284)
>         at org.geoserver.wms.web.data.AbstractStylePage$7$1.getData(
> AbstractStylePage.java:306)
>         at org.apache.wicket.markup.html.DynamicWebResource$
> ResourceState.getLength(DynamicWebResource.java:89)
>         at org.apache.wicket.markup.html.DynamicWebResource$1.length(
> DynamicWebResource.java:241)
>
>
> 2017-07-03 18:33 GMT+02:00 Ian Turton <[email protected]>:
>
>> We really need the line above the error you include, that tells us what
>> the actual error is
>>
>> Ian
>>
>> On 3 July 2017 at 17:18, Jose Antonio <[email protected]> wrote:
>>
>>>
>>> *Hi, *
>>>
>>> *I was trying to generate a legend in geoserver with intervals and
>>> values passed with env function, but it seems not to work. There it is my
>>> syle:*
>>>
>>> <sld:ColorMap type="intervals">
>>> <sld:ColorMapEntry color="#d7191c" opacity="0"
>>> quantity="${env('nodata',-1)}"/>
>>> <sld:ColorMapEntry color="#d7191c" opacity="1.0"
>>> quantity="${env('low',0)}"/>
>>> </sld:ColorMap>
>>>
>>> *The errors provided on the geoserver.log file are:*
>>>
>>> *at
>>> org.geoserver.wms.legendgraphic.RasterLayerLegendHelper.parseRequest(RasterLayerLegendHelper.java:196)*
>>> *        at
>>> org.geoserver.wms.legendgraphic.RasterLayerLegendHelper.<init>(RasterLayerLegendHelper.java:96)*
>>> *        at
>>> org.geoserver.wms.legendgraphic.BufferedImageLegendGraphicBuilder.buildLegendGraphic(BufferedImageLegendGraphicBuilder.java:284)*
>>> *        at
>>> org.geoserver.wms.web.data.AbstractStylePage$7$1.getData(AbstractStylePage.java:306)*
>>> *        at
>>> org.apache.wicket.markup.html.DynamicWebResource$ResourceState.getLength(DynamicWebResource.java:89)*
>>> *        at
>>> org.apache.wicket.markup.html.DynamicWebResource$1.length(DynamicWebResource.java:241)*
>>> *        at
>>> org.apache.wicket.request.target.resource.ResourceStreamRequestTarget.configure(ResourceStreamRequestTarget.java:241)*
>>> *        at
>>> org.apache.wicket.request.target.resource.ResourceStreamRequestTarget.respond(ResourceStreamRequestTarget.java:150)*
>>> *        at
>>> org.apache.wicket.request.AbstractRequestCycleProcessor.respond(AbstractRequestCycleProcessor.java:105)*
>>> *        at
>>> org.apache.wicket.RequestCycle.respond(RequestCycle.java:1267)*
>>> *        at org.apache.wicket.RequestCycle.step(RequestCycle.java:1334)*
>>> *        at org.apache.wicket.RequestCycle.steps(RequestCycle.java:1436)*
>>> *        at
>>> org.apache.wicket.RequestCycle.request(RequestCycle.java:545)*
>>> *        at
>>> org.apache.wicket.protocol.http.WicketFilter.doGet(WicketFilter.java:484)*
>>> *        at
>>> org.apache.wicket.protocol.http.WicketServlet.doGet(WicketServlet.java:138)*
>>>
>>> *is there any error in the style code or perhaps this is not supported
>>> yet? I ask here because I found something similiar in previous mails, but i
>>> haven't found any solution yet.*
>>>
>>> *Thanks in advance, *
>>>
>>> *José Antonio*
>>>
>>>
>>>
>>> ------------------------------------------------------------
>>> ------------------
>>> Check out the vibrant tech community on one of the world's most
>>> engaging tech sites, Slashdot.org! http://sdm.link/slashdot
>>> _______________________________________________
>>> Geoserver-users mailing list
>>>
>>> Please make sure you read the following two resources before posting to
>>> this list:
>>> - Earning your support instead of buying it, but Ian Turton:
>>> http://www.ianturton.com/talks/foss4g.html#/
>>> - The GeoServer user list posting guidelines:
>>> http://geoserver.org/comm/userlist-guidelines.html
>>>
>>> [email protected]
>>> https://lists.sourceforge.net/lists/listinfo/geoserver-users
>>>
>>>
>>
>>
>> --
>> Ian Turton
>>
>
>
>
> --
> Jose
>



-- 
Jose
------------------------------------------------------------------------------
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- Earning your support instead of buying it, but Ian Turton: 
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- The GeoServer user list posting guidelines: 
http://geoserver.org/comm/userlist-guidelines.html

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