Package org.geowebcache.layer.wms

Examples of org.geowebcache.layer.wms.WMSLayer

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    }
   
    public void handleAddEvent(CatalogAddEvent event) throws CatalogException {
        Object obj = event.getSource();
       
        WMSLayer wmsLayer = null;
       
        // We only handle layers here. Layer groups are initially empty
        if(obj instanceof LayerInfo) {
            LayerInfo layerInfo = (LayerInfo) obj;
            wmsLayer = getLayer(layerInfo);
        }
       
        if (wmsLayer != null && this.list != null) {
            addToList(wmsLayer);
            layerDispatcher.getLayers();
            layerDispatcher.add(wmsLayer);
            log.finer(wmsLayer.getName() + " added to TileLayerDispatcher");
        }
    }
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               // Next layer group
           }
          
        } else {

        WMSLayer wmsLayer = null; //getLayer(obj);

        if(obj instanceof LayerInfo) {
            LayerInfo li = (LayerInfo) obj;
            wmsLayer = getLayer(li);
        } else
        if(obj instanceof LayerGroupInfo) {
            LayerGroupInfo lgInfo = (LayerGroupInfo) obj;
            wmsLayer = getLayer(lgInfo);
        }
       
        if (wmsLayer != null && this.list != null) {           
            updateList(wmsLayer);
            layerDispatcher.getLayers();
            layerDispatcher.update(wmsLayer);
            log.finer(wmsLayer.getName() + " updated on TileLayerDispatcher");
            cleanser.deleteLayer(wmsLayer.getName());
        }
        }
    }
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                    + lgi.getBounds() + " to EPSG:4326");
           
            return null;
        }
       
        WMSLayer retLayer = new WMSLayer(
                lgi.getName(),
                getWMSUrl(),
                null, // Styles
                lgi.getName(),
                mimeFormats,
                getGrids(lgi.getName(), latLonBounds, bounds, nativeSRSName),
                metaFactors,
                null,
                true);
       
        retLayer.setBackendTimeout(120);
        retLayer.setSourceHelper(new WMSGeoServerHelper(this.gsDispatcher));
       
        retLayer.initialize(gridSetBroker);
        return retLayer;
    }
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            nativeEnv = fti.boundingBox();
        } catch (Exception e) {
            e.printStackTrace();
        }
       
        WMSLayer retLayer = new WMSLayer(
                fti.getPrefixedName(),
                getWMSUrl(),
                null, // Styles
                fti.getPrefixedName(),
                mimeFormats,
                getGrids(fti.getPrefixedName(), fti.getLatLonBoundingBox(), nativeEnv, fti.getSRS()),
                metaFactors,
                null,
                true);
        retLayer.setBackendTimeout(120);
        retLayer.setSourceHelper(new WMSGeoServerHelper(this.gsDispatcher));
       
        retLayer.initialize(gridSetBroker);
        return retLayer;
    }
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        GridSubset grid = GridSubsetFactory.createGridSubSet(gridSetBroker.WORLD_EPSG4326, new BoundingBox(-30.0,15.0,45.0,30), 0,10);
       
        grids.put(grid.getName(), grid);
        int[] metaWidthHeight = {3,3};
       
        WMSLayer layer = new WMSLayer("test:layer", urls, "aStyle", "test:layer", formatList, grids, null, metaWidthHeight, "vendorparam=true", false);
       
        layer.initialize(gridSetBroker);
       
        return layer;
    }
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            String layerName, String formatExtension, InputStream is)
    throws RestletException, IOException {
       
        XStream xs = xmlConfig.getConfiguredXStream(new XStream(new DomDriver()));

        WMSLayer newLayer = null;

        if (formatExtension.equalsIgnoreCase("xml")) {
            newLayer = (WMSLayer) xs.fromXML(is);
        } else if (formatExtension.equalsIgnoreCase("json")) {
            HierarchicalStreamDriver driver = new JettisonMappedXmlDriver();
            HierarchicalStreamReader hsr = driver.createReader(is);
            // See http://jira.codehaus.org/browse/JETTISON-48
            StringWriter writer = new StringWriter();
            new HierarchicalStreamCopier().copy(
                    hsr, new PrettyPrintWriter(writer));
            writer.close();
            newLayer = (WMSLayer) xs.fromXML(writer.toString());
        } else {
            throw new RestletException("Unknown or missing format extension: "
                    + formatExtension, Status.CLIENT_ERROR_BAD_REQUEST);
        }

        if (!newLayer.getName().equals(layerName)) {
            throw new RestletException(
                    "There is a mismatch between the name of the "
                    + " layer in the submission and the URL you specified.",
                    Status.CLIENT_ERROR_BAD_REQUEST);
        }
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        Color bgColor = null;
        boolean transparent = true;

        if (layer instanceof WMSLayer) {
            WMSLayer wmsLayer = (WMSLayer) layer;
            int[] colorAr = wmsLayer.getBackgroundColor();

            if (colorAr != null) {
                bgColor = new Color(colorAr[0], colorAr[1], colorAr[2]);
            }
            transparent = wmsLayer.getTransparent();
        }

        int canvasType;
        if (bgColor == null && transparent
                && (outputFormat.supportsAlphaBit() || outputFormat.supportsAlphaChannel())) {
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public class WMSRequests {
    private static Log log = LogFactory.getLog(org.geowebcache.service.wms.WMSRequests.class);
       
    public static void handleProxy(TileLayerDispatcher tld, ConveyorTile tile) throws GeoWebCacheException {

        WMSLayer layer = null;
        TileLayer tl = tld.getTileLayer(tile.getLayerId());

        if(tl == null) {
            throw new GeoWebCacheException(tile.getLayerId() + " is unknown.");
        }
       
        if (tl instanceof WMSLayer) {
            layer = (WMSLayer) tl;
        } else {
            throw new GeoWebCacheException(tile.getLayerId()
                    + " is not served by a WMS backend.");
        }

        String queryStr = tile.servletReq.getQueryString();
        String serverStr = layer.getWMSurl()[0];

        GetMethod getMethod = null;
        try {
            URL url;
            if (serverStr.contains("?")) {
                url = new URL(serverStr + "&" + queryStr);
            } else {
                url = new URL(serverStr + queryStr);
            }
           
            WMSSourceHelper helper = layer.getSourceHelper();
            if(! (helper instanceof WMSHttpHelper)) {
               throw new GeoWebCacheException("Can only proxy if WMS Layer is backed by an HTTP backend");
            }

            getMethod = ((WMSHttpHelper) helper).executeRequest(url, null, layer.getBackendTimeout());
            InputStream is = getMethod.getResponseBodyAsStream();

            HttpServletResponse response = tile.servletResp;
            response.setCharacterEncoding(getMethod.getResponseCharSet());
            response.setContentType(getMethod.getResponseHeader("Content-Type").getValue());
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                for (Dimension dimension : layer.getDimensions().values()) {
                    Extent dimExtent = layer.getExtent(dimension.getName());
                    paramFilters.add(new NaiveWMSDimensionFilter(dimension, dimExtent));
                }

                WMSLayer wmsLayer = null;
                try {
                    wmsLayer = getLayer(name, wmsUrls, bounds4326, bounds3785, stylesStr,
                            queryable, layer.getBoundingBoxes(), paramFilters);
                } catch (GeoWebCacheException gwc) {
                    log.error("Error creating " + layer.getName() + ": " + gwc.getMessage());
                }

                if (wmsLayer != null) {

                    // Finalize with some defaults
                    wmsLayer.setCacheBypassAllowed(allowCacheBypass);
                    wmsLayer.setBackendTimeout(backendTimeout);

                    wmsLayer.setMetaInformation(layerMetaInfo);

                    if (urlVersion != null) {
                        wmsLayer.setVersion(urlVersion);
                    } else {
                        String wmsVersion = capabilities.getVersion();
                        if (wmsVersion != null && wmsVersion.length() > 0) {
                            wmsLayer.setVersion(wmsVersion);
                        }
                    }
                    wmsLayer.setSourceHelper(sourceHelper);
                    layers.add(wmsLayer);
                }
            }
        }
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        String[] metaStrings = this.metaTiling.split("x");

        int[] metaWidthHeight = { Integer.parseInt(metaStrings[0]),
                Integer.parseInt(metaStrings[1]) };

        return new WMSLayer(name, wmsurl, stylesStr, name, mimeFormats, grids, paramFilters,
                metaWidthHeight, this.vendorParameters, queryable);
    }
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Related Classes of org.geowebcache.layer.wms.WMSLayer

  • org.apache.commons.httpclient.methods.GetMethod
  • org.geoserver.gwc.CatalogConfiguration
  • org.geoserver.gwc.GWCCatalogListener
  • org.geowebcache.config.GetCapabilitiesConfiguration
  • org.geowebcache.config.XMLConfiguration
  • org.geowebcache.config.XMLConfigurationTest
  • org.geowebcache.config.XMLGridSubset
  • org.geowebcache.conveyor.ConveyorTile
  • org.geowebcache.filter.request.WMSRasterFilter
  • org.geowebcache.grid.GridSubset
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