fix: Look for static labels to contain a label, not vice versa. (#2887)

Fixes #2886.

Author: michael-simons

src/main/java/org/springframework/data/neo4j/core/mapping/DefaultNeo4jPersistentEntity.java

@@ -627,4 +627,11 @@ private boolean calculatePossibleCircles(NodeDescription<?> nodeDescription, Set
 		visitedNodes.addAll(visitedTargetNodes);
 		return false;
 	}
+
+	@Override
+	public String toString() {
+		return "DefaultNeo4jPersistentEntity{" +
+				"primaryLabel='" + primaryLabel + '\'' +
+				'}';
+	}
 }

src/main/java/org/springframework/data/neo4j/core/mapping/NodeDescriptionStore.java

@@ -102,7 +102,7 @@ public NodeDescriptionAndLabels deriveConcreteNodeDescription(NodeDescription<?>
 		return nodeDescriptionAndLabels.apply(entityDescription, labels);
 	}
 
-	private NodeDescriptionAndLabels computeConcreteNodeDescription(NodeDescription<?> entityDescription, List<String> labels) {
+	private NodeDescriptionAndLabels computeConcreteNodeDescription(NodeDescription<?> entityDescription, @Nullable List<String> labels) {
 
 		boolean isConcreteClassThatFulfillsEverything = !Modifier.isAbstract(entityDescription.getUnderlyingClass().getModifiers()) && entityDescription.getStaticLabels().containsAll(labels);
 
@@ -139,9 +139,9 @@ private NodeDescriptionAndLabels computeConcreteNodeDescription(NodeDescription<
 
 				int unmatchedLabelsCount = 0;
 				List<String> matchingLabels = new ArrayList<>();
-				for (String staticLabel : staticLabels) {
-					if (labels.contains(staticLabel)) {
-						matchingLabels.add(staticLabel);
+				for (String label : labels) {
+					if (staticLabels.contains(label)) {
+						matchingLabels.add(label);
 					} else {
 						unmatchedLabelsCount++;
 					}

src/test/java/org/springframework/data/neo4j/integration/issues/IssuesIT.java

@@ -28,6 +28,7 @@
 import java.util.List;
 import java.util.Map;
 import java.util.Optional;
+import java.util.Set;
 import java.util.stream.Collectors;
 
 import org.assertj.core.api.InstanceOfAssertFactories;
@@ -147,6 +148,9 @@
 import org.springframework.data.neo4j.integration.issues.gh2819.GH2819Repository;
 import org.springframework.data.neo4j.integration.issues.gh2858.GH2858;
 import org.springframework.data.neo4j.integration.issues.gh2858.GH2858Repository;
+import org.springframework.data.neo4j.integration.issues.gh2886.Apple;
+import org.springframework.data.neo4j.integration.issues.gh2886.FruitRepository;
+import org.springframework.data.neo4j.integration.issues.gh2886.Orange;
 import org.springframework.data.neo4j.integration.issues.qbe.A;
 import org.springframework.data.neo4j.integration.issues.qbe.ARepository;
 import org.springframework.data.neo4j.integration.issues.qbe.B;
@@ -1162,6 +1166,32 @@ void hydrateProjectionReachableViaMultiplePaths(@Autowired GH2858Repository repo
 
 	}
 
+	@Test
+	@Tag("GH-2886")
+	void dynamicLabels(@Autowired FruitRepository repository) {
+
+		var f1 = new Apple();
+		f1.setVolume(1.0);
+		f1.setColor("Red");
+		f1.setLabels(Set.of("X"));
+
+		var f2 = new Apple();
+		f2.setColor("Blue");
+
+		var f3 = new Orange();
+		f2.setVolume(3.0);
+		f3.setColor("Red");
+		f3.setLabels(Set.of("Y"));
+
+		var f4 = new Orange();
+		f4.setColor("Yellow");
+
+		repository.saveAll(List.of(f1, f2, f3, f4));
+
+		var fruits = repository.findAllFruits();
+		assertThat(fruits).allMatch(f -> f instanceof Apple || f instanceof Orange);
+	}
+
 	@Configuration
 	@EnableTransactionManagement
 	@EnableNeo4jRepositories(namedQueriesLocation = "more-custom-queries.properties")

src/test/java/org/springframework/data/neo4j/integration/issues/gh2886/Apple.java

@@ -0,0 +1,25 @@
+/*
+ * Copyright 2011-2024 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.springframework.data.neo4j.integration.issues.gh2886;
+
+import org.springframework.data.neo4j.core.schema.Node;
+
+/**
+ * GH-2886
+ */
+@Node(primaryLabel = "Apple")
+public class Apple extends MagicalFruit {
+}

src/test/java/org/springframework/data/neo4j/integration/issues/gh2886/Fruit.java

@@ -0,0 +1,51 @@
+/*
+ * Copyright 2011-2024 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.springframework.data.neo4j.integration.issues.gh2886;
+
+import java.util.Set;
+
+import org.springframework.data.neo4j.core.schema.DynamicLabels;
+import org.springframework.data.neo4j.core.schema.Id;
+import org.springframework.data.neo4j.core.schema.Node;
+
+/**
+ * GH-2886
+ */
+@Node(primaryLabel = "Fruit")
+public abstract class Fruit {
+
+	@Id
+	protected String id;
+
+	@DynamicLabels
+	protected Set<String> labels = Set.of();
+
+	public String getId() {
+		return this.id;
+	}
+
+	public Set<String> getLabels() {
+		return this.labels;
+	}
+
+	public void setId(String id) {
+		this.id = id;
+	}
+
+	public void setLabels(Set<String> labels) {
+		this.labels = labels;
+	}
+}

src/test/java/org/springframework/data/neo4j/integration/issues/gh2886/FruitRepository.java

@@ -0,0 +1,31 @@
+/*
+ * Copyright 2011-2024 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.springframework.data.neo4j.integration.issues.gh2886;
+
+import java.util.List;
+
+import org.springframework.data.neo4j.repository.Neo4jRepository;
+import org.springframework.data.neo4j.repository.query.Query;
+import org.springframework.stereotype.Repository;
+
+/**
+ * GH-2886
+ */
+@Repository
+public interface FruitRepository extends Neo4jRepository<Fruit, String> {
+	@Query("MATCH (f:Fruit) RETURN f")
+	List<Fruit> findAllFruits();
+}

src/test/java/org/springframework/data/neo4j/integration/issues/gh2886/MagicalFruit.java

@@ -0,0 +1,45 @@
+/*
+ * Copyright 2011-2024 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.springframework.data.neo4j.integration.issues.gh2886;
+
+import org.springframework.data.neo4j.core.schema.Node;
+
+/**
+ * GH-2886
+ */
+@Node(primaryLabel = "MagicalFruit")
+public class MagicalFruit extends Fruit {
+
+	private double volume;
+
+	private String color;
+
+	public double getVolume() {
+		return this.volume;
+	}
+
+	public String getColor() {
+		return this.color;
+	}
+
+	public void setVolume(double volume) {
+		this.volume = volume;
+	}
+
+	public void setColor(String color) {
+		this.color = color;
+	}
+}

src/test/java/org/springframework/data/neo4j/integration/issues/gh2886/Orange.java

@@ -0,0 +1,25 @@
+/*
+ * Copyright 2011-2024 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.springframework.data.neo4j.integration.issues.gh2886;
+
+import org.springframework.data.neo4j.core.schema.Node;
+
+/**
+ * GH-2886
+ */
+@Node(primaryLabel = "Orange")
+public class Orange extends MagicalFruit {
+}