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Avoid nested Document conversion to primitive types for fields with an explicit write target.

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We now no longer attempt to convert query Documents into primitive types to avoid e.g. Document to String conversion.

Closes: #3783
Original Pull Request: #3797
This commit is contained in:
Mark Paluch
2021-09-01 10:39:36 +02:00
committed by Christoph Strobl
parent bf86f39b2d
commit f24e8e5361
2 changed files with 31 additions and 3 deletions
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3
spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/QueryMapper.java
View File

@@ -778,7 +778,8 @@ public class QueryMapper {
@Nullable
private Object applyFieldTargetTypeHintToValue(Field documentField, @Nullable Object value) {
if (value == null || documentField.getProperty() == null || !documentField.getProperty().hasExplicitWriteTarget()) {
if (value == null || documentField.getProperty() == null || !documentField.getProperty().hasExplicitWriteTarget()
|| value instanceof Document || value instanceof DBObject) {
return value;
}

31
spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/QueryMapperUnitTests.java
View File

@@ -33,8 +33,7 @@ import org.bson.types.Code;
import org.bson.types.ObjectId;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.extension.ExtendWith;
import org.mockito.junit.jupiter.MockitoExtension;
import org.springframework.core.convert.converter.Converter;
import org.springframework.data.annotation.Id;
import org.springframework.data.annotation.Transient;
@@ -83,9 +82,12 @@ public class QueryMapperUnitTests {
@BeforeEach
void beforeEach() {
MongoCustomConversions conversions = new MongoCustomConversions();
this.context = new MongoMappingContext();
this.context.setSimpleTypeHolder(conversions.getSimpleTypeHolder());
this.converter = new MappingMongoConverter(NoOpDbRefResolver.INSTANCE, context);
this.converter.setCustomConversions(conversions);
this.converter.afterPropertiesSet();
this.mapper = new QueryMapper(converter);
@@ -1335,6 +1337,25 @@ public class QueryMapperUnitTests {
assertThat(mappedFields).containsEntry("_id", 1);
}
@Test // GH-3783
void retainsId$InWithStringArray() {
org.bson.Document mappedQuery = mapper.getMappedObject(
org.bson.Document.parse("{ _id : { $in: [\"5b8bedceb1e0bfc07b008828\"]}}"),
context.getPersistentEntity(WithExplicitStringId.class));
assertThat(mappedQuery.get("_id")).isEqualTo(org.bson.Document.parse("{ $in: [\"5b8bedceb1e0bfc07b008828\"]}"));
}
@Test // GH-3783
void mapsId$InInToObjectIds() {
org.bson.Document mappedQuery = mapper.getMappedObject(
org.bson.Document.parse("{ _id : { $in: [\"5b8bedceb1e0bfc07b008828\"]}}"),
context.getPersistentEntity(ClassWithDefaultId.class));
assertThat(mappedQuery.get("_id"))
.isEqualTo(org.bson.Document.parse("{ $in: [ {$oid: \"5b8bedceb1e0bfc07b008828\" } ]}"));
}
class WithDeepArrayNesting {
List<WithNestedArray> level0;
@@ -1404,6 +1425,12 @@ public class QueryMapperUnitTests {
String name;
}
class WithExplicitStringId {
@MongoId(FieldType.STRING) String id;
String name;
}
class BigIntegerId {
@Id private BigInteger id;