private void capabilityLayerOuter(StringBuilder str) {
    str.append("  <Layer>\n");
    str.append("    <Title>GeoWebCache WMS</Title>\n");
    str.append(
        "    <Abstract>Note that not all GeoWebCache instances provide a full WMS service.</Abstract>\n");
    str.append(
        "    <LatLonBoundingBox minx=\"-180.0\" miny=\"-90.0\" maxx=\"180.0\" maxy=\"90.0\"/>\n");

    Iterable<TileLayer> layerIter = tld.getLayerList();
    for (TileLayer layer : layerIter) {
      if (!layer.isEnabled()) {
        continue;
      }
      try {
        capabilityLayerInner(str, layer);
      } catch (GeoWebCacheException e) {
        log.error(e.getMessage());
      }
    }

    str.append("  </Layer>\n");
  }
  private void capabilityVendorSpecific(StringBuilder str) {
    str.append("  <VendorSpecificCapabilities>\n");
    Iterable<TileLayer> layerIter = tld.getLayerList();
    for (TileLayer layer : layerIter) {
      if (!layer.isEnabled()) {
        continue;
      }

      for (String gridSetId : layer.getGridSubsets()) {
        GridSubset grid = layer.getGridSubset(gridSetId);

        List<String> formats = new ArrayList<String>(2);

        if (layer.getMimeTypes() != null) {
          for (MimeType mime : layer.getMimeTypes()) {
            formats.add(mime.getFormat());
          }
        } else {
          formats.add(ImageMime.png.getFormat());
          formats.add(ImageMime.jpeg.getFormat());
        }

        List<String> styles = getStyles(layer.getParameterFilters());
        for (String format : formats) {
          for (String style : styles) {
            try {
              capabilityVendorSpecificTileset(str, layer, grid, format, style);
            } catch (GeoWebCacheException e) {
              log.error(e.getMessage());
            }
          }
        }
      }
    }
    str.append("  </VendorSpecificCapabilities>\n");
  }
  /**
   * Initializes the layer, creating internal structures for calculating grid location and so forth.
   *
   * <p>Subclasses shall implement {@link #initializeInternal(GridSetBroker)} for anything else
   */
  @Override
  public final boolean initialize(GridSetBroker gridSetBroker) {

    if (this.expireCacheList == null) {
      this.expireCacheList = new ArrayList<ExpirationRule>(1);

      if (this.expireCache == null) {
        expireCacheList.add(new ExpirationRule(0, GWCVars.CACHE_NEVER_EXPIRE));
      } else {
        int expireCacheInt = Integer.parseInt(expireCache);
        if (expireCacheInt == GWCVars.CACHE_USE_WMS_BACKEND_VALUE) {
          saveExpirationHeaders = true;
        }
        expireCacheList.add(new ExpirationRule(0, expireCacheInt));
      }
    }

    if (this.expireClientsList == null) {
      this.expireClientsList = new ArrayList<ExpirationRule>(1);

      if (this.expireClients == null) {
        expireClientsList.add(new ExpirationRule(0, 7200));
      } else {
        int expireClientsInt = Integer.parseInt(expireClients);

        if (expireClientsInt == GWCVars.CACHE_USE_WMS_BACKEND_VALUE) {
          saveExpirationHeaders = true;
        } else if (expireClientsInt == GWCVars.CACHE_NEVER_EXPIRE) {
          // One year should do
          expireClientsInt = 3600 * 24 * 365;
        }
        expireClientsList.add(new ExpirationRule(0, expireClientsInt));
      }
    }

    try {
      // mimetypes
      this.formats = new ArrayList<MimeType>();
      if (mimeFormats != null) {
        for (String fmt : mimeFormats) {
          formats.add(MimeType.createFromFormat(fmt));
        }
      }
      if (formats.size() == 0) {
        formats.add(0, MimeType.createFromFormat("image/png"));
        formats.add(1, MimeType.createFromFormat("image/jpeg"));
      }
    } catch (GeoWebCacheException gwce) {
      log.error(gwce.getMessage());
      gwce.printStackTrace();
    }

    if (subSets == null) {
      subSets = new HashMap<String, GridSubset>();
    }

    if (this.gridSubsets != null) {
      Iterator<XMLGridSubset> iter = gridSubsets.iterator();
      while (iter.hasNext()) {
        XMLGridSubset xmlGridSubset = iter.next();
        GridSubset gridSubset = xmlGridSubset.getGridSubSet(gridSetBroker);

        if (gridSubset == null) {
          log.error(
              xmlGridSubset.getGridSetName()
                  + " is not known by the GridSetBroker, skipping for layer "
                  + name);
        } else {
          subSets.put(gridSubset.getName(), gridSubset);
        }
      }

      this.gridSubsets = null;
    }

    // Convert version 1.1.x and 1.0.x grid objects
    if (grids != null && !grids.isEmpty()) {
      Iterator<XMLOldGrid> iter = grids.values().iterator();
      while (iter.hasNext()) {
        GridSubset converted = iter.next().convertToGridSubset(gridSetBroker);
        subSets.put(converted.getSRS().toString(), converted);
      }

      // Null it for the garbage collector
      grids = null;
    }

    if (this.subSets.size() == 0) {
      subSets.put(
          gridSetBroker.WORLD_EPSG4326.getName(),
          GridSubsetFactory.createGridSubSet(gridSetBroker.WORLD_EPSG4326));
      subSets.put(
          gridSetBroker.WORLD_EPSG3857.getName(),
          GridSubsetFactory.createGridSubSet(gridSetBroker.WORLD_EPSG3857));
    }

    return initializeInternal(gridSetBroker);
  }
Exemple #4
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  /**
   * Method responsible for handling incoming POSTs. It will parse the XML document and deserialize
   * it into a SeedRequest, then create a SeedTask and forward it to the thread pool executor.
   */
  public void doPost(Request req, Response resp) throws RestletException, IOException {
    String formatExtension = (String) req.getAttributes().get("extension");

    SeedRequest sr = null;

    XStream xs = xmlConfig.getConfiguredXStream(new XStream(new DomDriver()));
    try {
      if (formatExtension.equalsIgnoreCase("xml")) {
        String xml_body = req.getEntity().getText();
        log.debug("doPost, xml = " + xml_body);
        DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
        DocumentBuilder db = dbf.newDocumentBuilder();
        ByteArrayInputStream xml_bs = new ByteArrayInputStream(xml_body.getBytes());
        Document doc = db.parse(xml_bs);
        Node rootNode = doc.getFirstChild();
        xs.alias("seedRequest", SeedRequest.class);
        sr = (SeedRequest) xs.unmarshal(new DomReader((Element) rootNode));
        log.debug("doPost, sr = " + sr.getLayerName());
      } else if (formatExtension.equalsIgnoreCase("json")) {
        sr = (SeedRequest) xs.fromXML(convertJson(req.getEntity().getText()));
      } else {
        throw new RestletException(
            "Format extension unknown or not specified: " + formatExtension,
            Status.CLIENT_ERROR_BAD_REQUEST);
      }
    } catch (Exception e) {
      log.error("Exception type = " + e.getClass().getName() + " msg = " + e.getMessage());
      e.printStackTrace();
      if (e.getCause() != null) {
        log.error("cause = " + e.getCause().getMessage());
      }
    }

    StringBuilder strBld = new StringBuilder();
    strBld.append("<?xml version=\"1.0\" encoding=\"utf-8\"?>");
    String layerName = null;
    try {
      layerName = URLDecoder.decode((String) req.getAttributes().get("layer"), "UTF-8");
    } catch (UnsupportedEncodingException uee) {
      log.error("Exception type = " + uee.getClass().getName() + " msg = " + uee.getMessage());
      throw new RestletException(uee.getMessage(), Status.SERVER_ERROR_INTERNAL);
    }

    log.debug(
        "layerName = "
            + layerName
            + " sr.GridSetId = "
            + sr.getGridSetId()
            + " type = "
            + sr.getType());
    GWCTask[] tasks = null;
    try {
      TileLayer tl = null;
      try {
        tl = seeder.findTileLayer(layerName);
      } catch (GeoWebCacheException e) {
        strBld.append("<GeoWebCacheException>");
        strBld.append(e.getMessage());
        strBld.append("</GeoWebCacheException>");
        resp.setEntity(strBld.toString(), MediaType.TEXT_XML);
        throw new RestletException(e.getMessage(), Status.SERVER_ERROR_INTERNAL);
      }

      TileRange tr = TileBreeder.createTileRange(sr, tl);

      tasks = seeder.createTasks(tr, tl, sr.getType(), sr.getThreadCount(), sr.getFilterUpdate());

      seeder.dispatchTasks(tasks);
      // Give the thread executor a chance to run
      try {
        Thread.sleep(500);
      } catch (InterruptedException e) {
        // Ok, no worries
      }

    } catch (IllegalArgumentException e) {
      log.error("IllegalArgumentException occured: " + e.getMessage());
      throw new RestletException(e.getMessage(), Status.CLIENT_ERROR_BAD_REQUEST);
    } catch (GeoWebCacheException e) {
      log.error("GeoWebCacheException occured: " + e.getMessage());
      throw new RestletException(e.getMessage(), Status.SERVER_ERROR_INTERNAL);
    }

    strBld.append("<Tasks>");
    if (tasks.length == 0) {
      log.debug("No running tasks");
    }
    for (int i = 0; i < tasks.length; i++) {
      if (i > 0) {
        strBld.append(",");
      }
      strBld.append(tasks[i].getDbId());
    }
    strBld.append("</Tasks>\n");
    log.debug("post response = " + strBld.toString());
    resp.setEntity(strBld.toString(), MediaType.TEXT_XML);
  }