コード例 #1
0
  private List<String> rebuildAttributes(SimpleFeatureType sft) {
    Layer layer = applicationLayer.getService().getSingleLayer(applicationLayer.getLayerName());
    List<String> attributesToRetain = new ArrayList<String>();
    for (AttributeDescriptor ad : sft.getAttributes()) {
      String name = ad.getName();

      String fullName = sft.getId() + ":" + name;
      // if attribute already added return.
      if (attributesToRetain.contains(fullName)) {
        return attributesToRetain;
      }
      attributesToRetain.add(fullName);

      // Used for display in JSP
      if (StringUtils.isNotBlank(ad.getAlias())) {
        attributeAliases.put(fullName, ad.getAlias());
      }

      if (applicationLayer.getAttribute(sft, name) == null) {
        ConfiguredAttribute ca = new ConfiguredAttribute();
        // default visible if not geometry type
        // and not a attribute of a related featuretype
        boolean defaultVisible = true;
        if (layer.getFeatureType().getId() != sft.getId()
            || AttributeDescriptor.GEOMETRY_TYPES.contains(ad.getType())) {
          defaultVisible = false;
        }
        ca.setVisible(defaultVisible);
        ca.setAttributeName(name);
        ca.setFeatureType(sft);
        applicationLayer.getAttributes().add(ca);
        Stripersist.getEntityManager().persist(ca);

        if (!"save".equals(getContext().getEventName())) {
          String message = "Nieuw attribuut \"{0}\" gevonden in ";
          if (layer.getFeatureType().getId() != sft.getId()) {
            message += "gekoppelde ";
          }
          message += "attribuutbron";
          if (layer.getFeatureType().getId() == sft.getId()) {
            message += ": wordt zichtbaar na opslaan";
          }
          getContext().getMessages().add(new SimpleMessage(message, name));
        }
      }
    }
    if (sft.getRelations() != null) {
      for (FeatureTypeRelation rel : sft.getRelations()) {
        attributesToRetain.addAll(rebuildAttributes(rel.getForeignFeatureType()));
      }
    }
    return attributesToRetain;
  }
コード例 #2
0
 public static Filter reformatFilter(Filter filter, SimpleFeatureType ft) throws Exception {
   FilterFactory2 ff = CommonFactoryFinder.getFilterFactory2();
   if (Filter.INCLUDE.equals(filter) || Filter.EXCLUDE.equals(filter)) {
     return filter;
   }
   for (FeatureTypeRelation rel : ft.getRelations()) {
     if (FeatureTypeRelation.JOIN.equals(rel.getType())) {
       filter = reformatFilter(filter, rel.getForeignFeatureType());
       filter = (Filter) filter.accept(new ValidFilterExtractor(rel), filter);
     }
   }
   filter = (Filter) filter.accept(new SimplifyingFilterVisitor(), null);
   return filter;
 }
コード例 #3
0
 /** Get the propertynames and add the needed propertynames to the query. */
 private List<String> setPropertyNames(
     ApplicationLayer appLayer, Query q, SimpleFeatureType sft, boolean edit) {
   List<String> propertyNames = new ArrayList<String>();
   boolean haveInvisibleProperties = false;
   if (propertyNamesQueryCache.containsKey(sft.getId())) {
     haveInvisibleProperties = haveInvisiblePropertiesCache.get(sft.getId());
     if (haveInvisibleProperties) {
       q.setPropertyNames(propertyNamesQueryCache.get(sft.getId()));
     }
     return propertyNamesReturnCache.get(sft.getId());
   } else {
     for (ConfiguredAttribute ca : appLayer.getAttributes(sft)) {
       if ((!edit && !graph && ca.isVisible())
           || (edit && ca.isEditable())
           || (graph && attributesToInclude.contains(ca.getId()))) {
         propertyNames.add(ca.getAttributeName());
       } else {
         haveInvisibleProperties = true;
       }
     }
     haveInvisiblePropertiesCache.put(sft.getId(), haveInvisibleProperties);
     propertyNamesReturnCache.put(sft.getId(), propertyNames);
     propertyNamesQueryCache.put(sft.getId(), propertyNames);
     if (haveInvisibleProperties) {
       // By default Query retrieves Query.ALL_NAMES
       // Query.NO_NAMES is an empty String array
       q.setPropertyNames(propertyNames);
       // If any related featuretypes are set, add the leftside names in the query
       // don't add them to propertynames, maybe they are not visible
       if (sft.getRelations() != null) {
         List<String> withRelations = new ArrayList<String>();
         withRelations.addAll(propertyNames);
         for (FeatureTypeRelation ftr : sft.getRelations()) {
           if (ftr.getRelationKeys() != null) {
             for (FeatureTypeRelationKey key : ftr.getRelationKeys()) {
               if (!withRelations.contains(key.getLeftSide().getName())) {
                 withRelations.add(key.getLeftSide().getName());
               }
             }
           }
         }
         propertyNamesQueryCache.put(sft.getId(), withRelations);
         q.setPropertyNames(withRelations);
       }
     }
     propertyNamesReturnCache.put(sft.getId(), propertyNames);
     return propertyNames;
   }
 }
コード例 #4
0
 private Filter createFilter(SimpleFeature feature, FeatureTypeRelation rel) {
   FilterFactory2 ff = CommonFactoryFinder.getFilterFactory2();
   List<Filter> filters = new ArrayList<Filter>();
   for (FeatureTypeRelationKey key : rel.getRelationKeys()) {
     AttributeDescriptor rightSide = key.getRightSide();
     AttributeDescriptor leftSide = key.getLeftSide();
     Object value = feature.getAttribute(leftSide.getName());
     if (value == null) {
       continue;
     }
     if (AttributeDescriptor.GEOMETRY_TYPES.contains(rightSide.getType())
         && AttributeDescriptor.GEOMETRY_TYPES.contains(leftSide.getType())) {
       filters.add(ff.not(ff.isNull(ff.property(rightSide.getName()))));
       filters.add(ff.intersects(ff.property(rightSide.getName()), ff.literal(value)));
     } else {
       filters.add(ff.equals(ff.property(rightSide.getName()), ff.literal(value)));
     }
   }
   if (filters.size() > 1) {
     return ff.and(filters);
   } else if (filters.size() == 1) {
     return filters.get(0);
   } else {
     return null;
   }
 }
コード例 #5
0
 /** Populate the json object with related featues */
 private JSONObject populateWithRelatedFeatures(
     JSONObject j, SimpleFeature feature, SimpleFeatureType ft, ApplicationLayer al, int index)
     throws Exception {
   if (ft.hasRelations()) {
     JSONArray related_featuretypes = new JSONArray();
     for (FeatureTypeRelation rel : ft.getRelations()) {
       boolean isJoin = rel.getType().equals(FeatureTypeRelation.JOIN);
       if (isJoin) {
         FeatureSource foreignFs = rel.getForeignFeatureType().openGeoToolsFeatureSource(TIMEOUT);
         FeatureIterator<SimpleFeature> foreignIt = null;
         try {
           Query foreignQ = new Query(foreignFs.getName().toString());
           // create filter
           Filter filter = createFilter(feature, rel);
           if (filter == null) {
             continue;
           }
           // if join only get 1 feature
           foreignQ.setMaxFeatures(1);
           foreignQ.setFilter(filter);
           // set propertynames
           List<String> propertyNames;
           if (al != null) {
             propertyNames = setPropertyNames(al, foreignQ, rel.getForeignFeatureType(), edit);
           } else {
             propertyNames = new ArrayList<String>();
             for (AttributeDescriptor ad : rel.getForeignFeatureType().getAttributes()) {
               propertyNames.add(ad.getName());
             }
           }
           if (propertyNames.isEmpty()) {
             // if there are no properties to retrieve just get out
             continue;
           }
           // get aliases
           Map<String, String> attributeAliases = new HashMap<String, String>();
           if (!edit) {
             for (AttributeDescriptor ad : rel.getForeignFeatureType().getAttributes()) {
               if (ad.getAlias() != null) {
                 attributeAliases.put(ad.getName(), ad.getAlias());
               }
             }
           }
           // Get Feature and populate JSON object with the values.
           foreignIt = foreignFs.getFeatures(foreignQ).features();
           while (foreignIt.hasNext()) {
             SimpleFeature foreignFeature = foreignIt.next();
             // join it in the same json
             j =
                 toJSONFeature(
                     j,
                     foreignFeature,
                     rel.getForeignFeatureType(),
                     al,
                     propertyNames,
                     attributeAliases,
                     index);
           }
         } finally {
           if (foreignIt != null) {
             foreignIt.close();
           }
           foreignFs.getDataStore().dispose();
         }
       } else {
         Filter filter = createFilter(feature, rel);
         if (filter == null) {
           continue;
         }
         JSONObject related_ft = new JSONObject();
         related_ft.put("filter", CQL.toCQL(filter));
         related_ft.put("id", rel.getForeignFeatureType().getId());
         related_ft.put("foreignFeatureTypeName", rel.getForeignFeatureType().getTypeName());
         related_featuretypes.put(related_ft);
       }
     }
     if (related_featuretypes.length() > 0) {
       j.put("related_featuretypes", related_featuretypes);
     }
   }
   return j;
 }