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fix: Correctly filter query results, taking the fact that native ids …
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69 changes: 69 additions & 0 deletions
69
core/src/main/java/org/neo4j/ogm/context/EntityFilter.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,69 @@ | ||
| /* | ||
| * Copyright (c) 2002-2023 "Neo4j," | ||
| * Neo4j Sweden AB [http://neo4j.com] | ||
| * | ||
| * This file is part of Neo4j. | ||
| * | ||
| * 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 | ||
| * | ||
| * http://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.neo4j.ogm.context; | ||
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| import java.util.Optional; | ||
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| import org.neo4j.ogm.model.GraphModel; | ||
| import org.neo4j.ogm.model.Node; | ||
| import org.neo4j.ogm.response.model.DefaultGraphModel; | ||
| import org.neo4j.ogm.response.model.NodeModel; | ||
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| /** | ||
| * Filter for entities to check whether nodes/relationships should be included in the mapping result. | ||
| * | ||
| * @author Niels Oertel | ||
| */ | ||
| interface EntityFilter { | ||
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| /** | ||
| * Include any entity. | ||
| */ | ||
| EntityFilter INCLUDE_ALWAYS = (graphModel, nativeId, isNode) -> true; | ||
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| /** | ||
| * Include all relationships but only nodes which are not generated. | ||
| */ | ||
| EntityFilter WITHOUT_GENERATED_NODES = (graphModel, nativeId, isNode) -> { | ||
| if (!isNode) { | ||
| return true; | ||
| } else { | ||
| Optional<Node> node = ((DefaultGraphModel) graphModel).findNode(nativeId); | ||
| if (!node.isPresent()) { | ||
| return true; // this should actually never happen but to keep existing behaviour, we are not throwing an exception | ||
| } | ||
| return node.map(n -> !((NodeModel) n).isGeneratedNode()).get(); | ||
| } | ||
| }; | ||
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| /** | ||
| * Check if an object with given native id should be included in the mapping result. | ||
| * | ||
| * @param graphModel | ||
| * The graph model. | ||
| * @param nativeObjectId | ||
| * The object's native id. | ||
| * @param isNode | ||
| * True if the object is a node, false if relationship. | ||
| * | ||
| * @return True if the object should be included. | ||
| */ | ||
| boolean shouldIncludeModelObject(GraphModel graphModel, long nativeObjectId, boolean isNode); | ||
|
|
||
| } |
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66 changes: 66 additions & 0 deletions
66
...-ogm-tests/neo4j-ogm-integration-tests/src/test/java/org/neo4j/ogm/domain/gh952/Book.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,66 @@ | ||
| /* | ||
| * Copyright (c) 2002-2023 "Neo4j," | ||
| * Neo4j Sweden AB [http://neo4j.com] | ||
| * | ||
| * This file is part of Neo4j. | ||
| * | ||
| * 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 | ||
| * | ||
| * http://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.neo4j.ogm.domain.gh952; | ||
|
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| import java.util.ArrayList; | ||
| import java.util.Collections; | ||
| import java.util.List; | ||
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| import org.neo4j.ogm.annotation.GeneratedValue; | ||
| import org.neo4j.ogm.annotation.Id; | ||
| import org.neo4j.ogm.annotation.NodeEntity; | ||
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| @NodeEntity(Book.LABEL) | ||
| public class Book { | ||
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| public static final String LABEL = "Book"; | ||
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| @Id | ||
| @GeneratedValue(strategy = UuidGenerationStrategy.class) | ||
| private String uuid; | ||
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| private String title; | ||
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| private List<Human> readBy = Collections.emptyList(); | ||
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| public String getUuid() { | ||
| return uuid; | ||
| } | ||
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| public void setUuid(String uuid) { | ||
| this.uuid = uuid; | ||
| } | ||
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| public String getTitle() { | ||
| return title; | ||
| } | ||
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| public void setTitle(String title) { | ||
| this.title = title; | ||
| } | ||
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| public List<Human> getReadBy() { | ||
| return Collections.unmodifiableList(readBy); | ||
| } | ||
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| public void setReadBy(List<Human> readBy) { | ||
| this.readBy = new ArrayList<>(readBy); | ||
| } | ||
|
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| } |
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