public Resolution getMinMaxValue() throws JSONException {
JSONObject json = new JSONObject();
json.put("success", Boolean.FALSE);
try {
Layer layer =
applicationLayer
.getService()
.getSingleLayer(applicationLayer.getLayerName(), Stripersist.getEntityManager());
if (layer != null && layer.getFeatureType() != null) {
SimpleFeatureType sft = layer.getFeatureType();
Object value;
if (operator.equals("#MAX#")) {
value = sft.getMaxValue(attribute);
} else {
value = sft.getMinValue(attribute);
}
json.put("value", value.toString());
json.put("success", Boolean.TRUE);
}
} catch (Exception e) {
log.error("getMinMaxValue() failed", e);
json.put(
"msg",
"Minmax waardes bepalen mislukt voor attribuut " + attribute + ": " + e.toString());
}
return new StreamingResolution("application/json", new StringReader(json.toString()));
}
@After(stages = LifecycleStage.BindingAndValidation)
public void loadLayer() {
this.layer =
appLayer
.getService()
.getSingleLayer(appLayer.getLayerName(), Stripersist.getEntityManager());
}
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;
}
@DefaultHandler
public Resolution getUniqueValues() throws JSONException {
JSONObject json = new JSONObject();
json.put("success", Boolean.FALSE);
try {
if (this.featureType == null) {
Layer layer =
applicationLayer
.getService()
.getSingleLayer(applicationLayer.getLayerName(), Stripersist.getEntityManager());
if (layer != null && layer.getFeatureType() != null) {
this.featureType = layer.getFeatureType();
}
}
// SimpleFeatureType sft = layer.getFeatureType();
JSONObject uniqueValues = new JSONObject();
for (int i = 0; i < attributes.length; i++) {
String attribute = attributes[i];
List<String> beh = this.featureType.calculateUniqueValues(attribute, maxFeatures);
uniqueValues.put(attribute, new JSONArray(beh));
json.put("success", Boolean.TRUE);
}
json.put("uniqueValues", uniqueValues);
} catch (Exception e) {
log.error("getUniqueValues() failed", e);
json.put(
"msg",
"Unieke waardes ophalen mislukt voor laag "
+ applicationLayer.getLayerName()
+ ": "
+ e.toString());
}
return new StreamingResolution("application/json", new StringReader(json.toString()));
}
/**
* Get a list of key/value pairs to use in picklists.
*
* @return json containing a list of id/label objects
* @throws JSONException if any
*/
public Resolution getKeyValuePairs() throws JSONException {
JSONObject json = new JSONObject();
json.put("success", Boolean.FALSE);
try {
if (attributes.length != 2) {
throw new IllegalArgumentException(
"Aantal attributen moet 2 zijn voor deze functie, een sleutel en een label veld.");
}
if (this.featureType == null) {
Layer layer =
applicationLayer
.getService()
.getSingleLayer(applicationLayer.getLayerName(), Stripersist.getEntityManager());
if (layer != null && layer.getFeatureType() != null) {
this.featureType = layer.getFeatureType();
}
}
Map<String, String> pairs =
this.featureType.getKeysValues(attributes[0], attributes[1], maxFeatures);
json.put("valuePairs", pairs);
json.put("success", Boolean.TRUE);
} catch (IllegalArgumentException e) {
log.error("getKeyValuePairs() failed", e);
json.put("msg", e.toString());
} catch (Exception e) {
log.error("getKeyValuePairs() failed", e);
json.put(
"msg",
"Waarde paren ophalen mislukt voor laag "
+ applicationLayer.getLayerName()
+ ": "
+ e.toString());
}
return new StreamingResolution("application/json", new StringReader(json.toString()));
}
public Resolution getUniqueValues() throws JSONException {
JSONObject json = new JSONObject();
json.put("success", Boolean.FALSE);
try {
Layer layer = applicationLayer.getService().getSingleLayer(applicationLayer.getLayerName());
if (layer != null && layer.getFeatureType() != null) {
SimpleFeatureType sft = layer.getFeatureType();
List<String> beh = sft.calculateUniqueValues(attribute);
json.put("uniqueValues", new JSONArray(beh));
json.put("success", Boolean.TRUE);
}
} catch (Exception e) {
json.put("msg", e.toString());
}
return new StreamingResolution("application/json", new StringReader(json.toString()));
}
@Before
public void synchronizeFeatureTypeAndLoadInfo() throws JSONException {
Layer layer = applicationLayer.getService().getSingleLayer(applicationLayer.getLayerName());
if (layer == null) {
getContext()
.getValidationErrors()
.addGlobalError(
new SimpleError(
"Laag niet gevonden bij originele service - verwijder deze laag uit niveau"));
return;
}
for (StyleLibrary sld : layer.getService().getStyleLibraries()) {
Map style = new HashMap();
JSONObject styleTitleJson = new JSONObject();
style.put("id", "sld:" + sld.getId());
style.put(
"title", "SLD stijl: " + sld.getTitle() + (sld.isDefaultStyle() ? " (standaard)" : ""));
// Find stuff for layerName
if (sld.getNamedLayerUserStylesJson() != null) {
JSONObject sldNamedLayerJson = new JSONObject(sld.getNamedLayerUserStylesJson());
if (sldNamedLayerJson.has(layer.getName())) {
JSONObject namedLayer = sldNamedLayerJson.getJSONObject(layer.getName());
if (namedLayer.has("title")) {
styleTitleJson.put("namedLayerTitle", namedLayer.get("title"));
}
JSONArray userStyles = namedLayer.getJSONArray("styles");
if (userStyles.length() > 0) {
JSONObject userStyle = userStyles.getJSONObject(0);
if (userStyle.has("title")) {
styleTitleJson.put("styleTitle", userStyle.get("title"));
}
}
}
}
styles.add(style);
stylesTitleJson.put((String) style.get("id"), styleTitleJson);
}
if (layer.getDetails().containsKey(Layer.DETAIL_WMS_STYLES)) {
JSONArray wmsStyles =
new JSONArray(layer.getDetails().get(Layer.DETAIL_WMS_STYLES).getValue());
for (int i = 0; i < wmsStyles.length(); i++) {
JSONObject wmsStyle = wmsStyles.getJSONObject(i);
Map style = new HashMap();
style.put("id", "wms:" + wmsStyle.getString("name"));
style.put(
"title",
"WMS server stijl: "
+ wmsStyle.getString("name")
+ " ("
+ wmsStyle.getString("title")
+ ")");
JSONObject styleTitleJson = new JSONObject();
styleTitleJson.put("styleTitle", wmsStyle.getString("title"));
styles.add(style);
stylesTitleJson.put((String) style.get("id"), styleTitleJson);
}
}
if (!styles.isEmpty()) {
List<Map> temp = new ArrayList();
Map s = new HashMap();
s.put("id", "registry_default");
s.put("title", "In gegevensregister als standaard ingestelde SLD");
temp.add(s);
s = new HashMap();
s.put("id", "none");
s.put("title", "Geen: standaard stijl van WMS service zelf");
temp.add(s);
temp.addAll(styles);
styles = temp;
}
// Synchronize configured attributes with layer feature type
if (layer.getFeatureType() == null || layer.getFeatureType().getAttributes().isEmpty()) {
applicationLayer.getAttributes().clear();
} else {
List<String> attributesToRetain = new ArrayList();
SimpleFeatureType sft = layer.getFeatureType();
editable = sft.isWriteable();
// Rebuild ApplicationLayer.attributes according to Layer FeatureType
// New attributes are added at the end of the list; the original
// order is only used when the Application.attributes list is empty
// So a feature for reordering attributes per applicationLayer is
// possible.
// New Attributes from a join or related featureType are added at the
// end of the list.
attributesToRetain = rebuildAttributes(sft);
// JSON info about attributed required for editing
makeAttributeJSONArray(layer.getFeatureType());
// Remove ConfiguredAttributes which are no longer present
List<ConfiguredAttribute> attributesToRemove = new ArrayList();
for (ConfiguredAttribute ca : applicationLayer.getAttributes()) {
if (ca.getFeatureType() == null) {
ca.setFeatureType(layer.getFeatureType());
}
if (!attributesToRetain.contains(ca.getFullName())) {
// Do not modify list we are iterating over
attributesToRemove.add(ca);
if (!"save".equals(getContext().getEventName())) {
getContext()
.getMessages()
.add(
new SimpleMessage(
"Attribuut \"{0}\" niet meer beschikbaar in attribuutbron: wordt verwijderd na opslaan",
ca.getAttributeName()));
}
}
}
for (ConfiguredAttribute ca : attributesToRemove) {
applicationLayer.getAttributes().remove(ca);
Stripersist.getEntityManager().remove(ca);
}
}
}