ldproxy extent handling

xtraplatform-features-gml/src/main/java/de/ii/xtraplatform/features/gml/app/FeatureProviderWfs.java

@@ -15,7 +15,6 @@
 import de.ii.xtraplatform.cql.domain.Cql;
 import de.ii.xtraplatform.crs.domain.BoundingBox;
 import de.ii.xtraplatform.crs.domain.CrsInfo;
-import de.ii.xtraplatform.crs.domain.CrsTransformationException;
 import de.ii.xtraplatform.crs.domain.CrsTransformerFactory;
 import de.ii.xtraplatform.crs.domain.EpsgCrs;
 import de.ii.xtraplatform.crs.domain.OgcCrs;
@@ -311,10 +310,15 @@ public FeatureSchema getSortablesSchema(
 
   @Override
   public Optional<BoundingBox> getSpatialExtent(String typeName) {
-    if (getData().getTypes().containsKey(typeName)) {
+    if (!getData().getTypes().containsKey(typeName)) {
       return Optional.empty();
     }
 
+    Optional<BoundingBox> configured = getConfiguredSpatialExtent(typeName);
+    if (configured.isPresent()) {
+      return configured;
+    }
+
     try {
       Stream<Optional<BoundingBox>> extentGraph =
           aggregateStatsReader.getSpatialExtent(
@@ -337,23 +341,16 @@ public Optional<BoundingBox> getSpatialExtent(String typeName) {
   @Override
   public Optional<BoundingBox> getSpatialExtent(String typeName, EpsgCrs crs) {
     return getSpatialExtent(typeName)
-        .flatMap(
-            boundingBox ->
-                crsTransformerFactory
-                    .getTransformer(getNativeCrs(), crs, false)
-                    .flatMap(
-                        crsTransformer -> {
-                          try {
-                            return Optional.of(crsTransformer.transformBoundingBox(boundingBox));
-                          } catch (CrsTransformationException e) {
-                            return Optional.empty();
-                          }
-                        }));
+        .flatMap(boundingBox -> transformSpatialExtent(boundingBox, crs));
   }
 
   @Override
   public Optional<Interval> getTemporalExtent(String typeName) {
-    return Optional.empty();
+    if (!getData().getTypes().containsKey(typeName)) {
+      return Optional.empty();
+    }
+
+    return getConfiguredTemporalExtent(typeName);
   }
 
   @Override

xtraplatform-features-graphql/src/main/java/de/ii/xtraplatform/features/graphql/app/FeatureProviderGraphQl.java

@@ -14,7 +14,6 @@
 import de.ii.xtraplatform.cql.domain.Cql;
 import de.ii.xtraplatform.crs.domain.BoundingBox;
 import de.ii.xtraplatform.crs.domain.CrsInfo;
-import de.ii.xtraplatform.crs.domain.CrsTransformationException;
 import de.ii.xtraplatform.crs.domain.CrsTransformerFactory;
 import de.ii.xtraplatform.crs.domain.EpsgCrs;
 import de.ii.xtraplatform.crs.domain.OgcCrs;
@@ -307,7 +306,7 @@ public boolean is3dSupported() {
   @Override
   @SuppressWarnings("PMD.AvoidCatchingGenericException")
   public long getFeatureCount(String typeName) {
-    if (getData().getTypes().containsKey(typeName)) {
+    if (!getData().getTypes().containsKey(typeName)) {
       return -1;
     }
 
@@ -353,10 +352,15 @@ public FeatureSchema getSortablesSchema(
   @Override
   @SuppressWarnings("PMD.AvoidCatchingGenericException")
   public Optional<BoundingBox> getSpatialExtent(String typeName) {
-    if (getData().getTypes().containsKey(typeName)) {
+    if (!getData().getTypes().containsKey(typeName)) {
       return Optional.empty();
     }
 
+    Optional<BoundingBox> configured = getConfiguredSpatialExtent(typeName);
+    if (configured.isPresent()) {
+      return configured;
+    }
+
     try {
       Stream<Optional<BoundingBox>> extentGraph =
           aggregateStatsReader.getSpatialExtent(
@@ -378,23 +382,15 @@ public Optional<BoundingBox> getSpatialExtent(String typeName) {
   @Override
   public Optional<BoundingBox> getSpatialExtent(String typeName, EpsgCrs crs) {
     return getSpatialExtent(typeName)
-        .flatMap(
-            boundingBox ->
-                crsTransformerFactory
-                    .getTransformer(getNativeCrs(), crs, false)
-                    .flatMap(
-                        crsTransformer -> {
-                          try {
-                            return Optional.of(crsTransformer.transformBoundingBox(boundingBox));
-                          } catch (CrsTransformationException e) {
-                            return Optional.empty();
-                          }
-                        }));
+        .flatMap(boundingBox -> transformSpatialExtent(boundingBox, crs));
   }
 
   @Override
   public Optional<Interval> getTemporalExtent(String typeName) {
-    return Optional.empty();
+    if (!getData().getTypes().containsKey(typeName)) {
+      return Optional.empty();
+    }
+    return getConfiguredTemporalExtent(typeName);
   }
 
   @Override

xtraplatform-features-sql/src/main/java/de/ii/xtraplatform/features/sql/domain/FeatureProviderSql.java

@@ -1026,6 +1026,11 @@ public Optional<BoundingBox> getSpatialExtent(String typeName) {
       return Optional.empty();
     }
 
+    Optional<BoundingBox> configured = getConfiguredSpatialExtent(typeName);
+    if (configured.isPresent()) {
+      return configured;
+    }
+
     String[] cacheKey = {typeName, "stats", "spatial"};
     String cacheValidator = getData().getStableHash();
 
@@ -1081,18 +1086,7 @@ public Optional<BoundingBox> getSpatialExtent(String typeName) {
   @Override
   public Optional<BoundingBox> getSpatialExtent(String typeName, EpsgCrs crs) {
     return getSpatialExtent(typeName)
-        .flatMap(
-            boundingBox ->
-                crsTransformerFactory
-                    .getTransformer(getNativeCrs(), crs, false)
-                    .flatMap(
-                        crsTransformer -> {
-                          try {
-                            return Optional.of(crsTransformer.transformBoundingBox(boundingBox));
-                          } catch (Exception e) {
-                            return Optional.empty();
-                          }
-                        }));
+        .flatMap(boundingBox -> transformSpatialExtent(boundingBox, crs));
   }
 
   @Override
@@ -1101,6 +1095,11 @@ public Optional<Interval> getTemporalExtent(String typeName) {
       return Optional.empty();
     }
 
+    Optional<Interval> configured = getConfiguredTemporalExtent(typeName);
+    if (configured.isPresent()) {
+      return configured;
+    }
+
     String[] cacheKey = {typeName, "stats", "temporal"};
     String cacheValidator = getData().getStableHash();
 

xtraplatform-features/src/main/java/de/ii/xtraplatform/features/domain/AbstractFeatureProvider.java

@@ -16,7 +16,9 @@
 import de.ii.xtraplatform.base.domain.resiliency.Volatile2;
 import de.ii.xtraplatform.base.domain.resiliency.VolatileRegistry;
 import de.ii.xtraplatform.codelists.domain.Codelist;
+import de.ii.xtraplatform.crs.domain.BoundingBox;
 import de.ii.xtraplatform.crs.domain.CrsInfo;
+import de.ii.xtraplatform.crs.domain.CrsTransformationException;
 import de.ii.xtraplatform.crs.domain.CrsTransformerFactory;
 import de.ii.xtraplatform.crs.domain.EpsgCrs;
 import de.ii.xtraplatform.crs.domain.OgcCrs;
@@ -39,6 +41,9 @@
 import de.ii.xtraplatform.streams.domain.Reactive.Stream;
 import de.ii.xtraplatform.values.domain.Values;
 import java.io.IOException;
+import java.time.LocalDate;
+import java.time.OffsetDateTime;
+import java.time.ZoneOffset;
 import java.util.EnumSet;
 import java.util.HashMap;
 import java.util.List;
@@ -56,6 +61,7 @@
 import javax.annotation.Nullable;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
+import org.threeten.extra.Interval;
 
 public abstract class AbstractFeatureProvider<
         T, U, V extends FeatureProviderConnector.QueryOptions, W extends SchemaBase<W>>
@@ -543,6 +549,72 @@ protected Query preprocessQuery(Query query) {
     return query;
   }
 
+  protected Optional<BoundingBox> getConfiguredSpatialExtent(String typeName) {
+    Optional<SpatialExtent> fromType =
+        Optional.ofNullable(getData().getTypes().get(typeName))
+            .flatMap(FeatureSchema::getExtent)
+            .flatMap(FeatureTypeExtent::getSpatial);
+    Optional<SpatialExtent> fromProvider =
+        getData().getExtent().flatMap(FeatureTypeExtent::getSpatial);
+
+    return fromType
+        .or(() -> fromProvider)
+        .filter(extent -> !Boolean.TRUE.equals(extent.getComputed()))
+        .flatMap(extent -> extent.toBoundingBox(getData().getNativeCrs().orElse(OgcCrs.CRS84)));
+  }
+
+  protected Optional<Interval> getConfiguredTemporalExtent(String typeName) {
+    Optional<TemporalExtent> fromType =
+        Optional.ofNullable(getData().getTypes().get(typeName))
+            .flatMap(FeatureSchema::getExtent)
+            .flatMap(FeatureTypeExtent::getTemporal);
+    Optional<TemporalExtent> fromProvider =
+        getData().getExtent().flatMap(FeatureTypeExtent::getTemporal);
+
+    return fromType
+        .or(() -> fromProvider)
+        .filter(extent -> !Boolean.TRUE.equals(extent.getComputed()))
+        .flatMap(
+            extent -> {
+              if (extent.getStart() == null && extent.getEnd() == null) {
+                return Optional.empty();
+              }
+              OffsetDateTime start =
+                  extent.getStart() != null
+                      ? parseConfiguredTemporalBound(extent.getStart(), false)
+                      : OffsetDateTime.parse("0001-01-01T00:00:00Z");
+              OffsetDateTime end =
+                  extent.getEnd() != null
+                      ? parseConfiguredTemporalBound(extent.getEnd(), true)
+                      : OffsetDateTime.parse("9999-12-31T23:59:59Z");
+              return Optional.of(Interval.of(start.toInstant(), end.toInstant()));
+            });
+  }
+
+  protected Optional<BoundingBox> transformSpatialExtent(
+      BoundingBox boundingBox, EpsgCrs targetCrs) {
+    return crsTransformerFactory
+        .getTransformer(getData().getNativeCrs().orElse(OgcCrs.CRS84), targetCrs, false)
+        .flatMap(
+            crsTransformer -> {
+              try {
+                return Optional.of(crsTransformer.transformBoundingBox(boundingBox));
+              } catch (CrsTransformationException e) {
+                return Optional.empty();
+              }
+            });
+  }
+
+  private static OffsetDateTime parseConfiguredTemporalBound(String value, boolean endOfDay) {
+    if (value.contains("T")) {
+      return OffsetDateTime.parse(value);
+    }
+
+    return endOfDay
+        ? LocalDate.parse(value).atTime(23, 59, 59).atOffset(ZoneOffset.UTC)
+        : LocalDate.parse(value).atStartOfDay().atOffset(ZoneOffset.UTC);
+  }
+
   @Override
   public FeatureChanges changes() {
     return changeHandler;

xtraplatform-features/src/main/java/de/ii/xtraplatform/features/domain/FeatureProviderDataV2.java

@@ -198,6 +198,14 @@ default List<CustomFunction> getCql2Functions() {
   @Override
   Optional<Boolean> getAuto();
 
+  /**
+   * @langEn Optional spatial and temporal extent for all types in this provider. If set, disables
+   *     automatic calculation.
+   * @langDe Optionaler räumlicher und zeitlicher Extent für alle Types dieses Providers. Wenn
+   *     gesetzt, wird keine automatische Berechnung durchgeführt.
+   */
+  Optional<FeatureTypeExtent> getExtent();
+
   // custom builder to automatically use keys of types as name of FeatureTypeV2
   abstract class Builder<T extends Builder<T>> implements EntityDataBuilder<FeatureProviderDataV2> {
 

xtraplatform-features/src/main/java/de/ii/xtraplatform/features/domain/FeatureSchema.java

@@ -239,6 +239,12 @@ default Type getType() {
    */
   Optional<String> getDescription();
 
+  /**
+   * @langEn Optional spatial and temporal extent for this feature type.
+   * @langDe Optionaler räumlicher und zeitlicher Extent für diesen Feature-Type.
+   */
+  Optional<FeatureTypeExtent> getExtent();
+
   /**
    * @langEn The unit of measurement of the value, only relevant for numeric properties.
    * @langDe Die Maßeinheit des Wertes, nur relevant bei numerischen Eigenschaften.

xtraplatform-features/src/main/java/de/ii/xtraplatform/features/domain/FeatureTypeConfiguration.java

@@ -35,4 +35,12 @@ public interface FeatureTypeConfiguration {
    * @default ""
    */
   Optional<String> getDescription();
+
+  /**
+   * @langEn Optional spatial and temporal extent for this type. If set, disables automatic
+   *     calculation for this type.
+   * @langDe Optionaler räumlicher und zeitlicher Extent für diesen Type. Wenn gesetzt, wird keine
+   *     automatische Berechnung für diesen Type durchgeführt.
+   */
+  Optional<FeatureTypeExtent> getExtent();
 }

xtraplatform-features/src/main/java/de/ii/xtraplatform/features/domain/FeatureTypeExtent.java

@@ -0,0 +1,21 @@
+/*
+ * Copyright 2026 interactive instruments GmbH
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+package de.ii.xtraplatform.features.domain;
+
+import com.fasterxml.jackson.databind.annotation.JsonDeserialize;
+import java.util.Optional;
+import org.immutables.value.Value;
+
+/** Extent object for spatial and temporal extents. */
+@Value.Immutable
+@JsonDeserialize(builder = ImmutableFeatureTypeExtent.Builder.class)
+public interface FeatureTypeExtent {
+  Optional<SpatialExtent> getSpatial();
+
+  Optional<TemporalExtent> getTemporal();
+}