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Commit c15e3b5

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schaudermp911de
authored andcommitted
Migrate to JSpecify annotations for nullability constraints.
Replace nullability annotations with their JSpecify equivalents. Enable checking this annotations at compile time using Errorprone and NullAway. Closes #1980 Original pull request: #2126 
1 parent ca45cd5 commit c15e3b5

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‎.gitignore

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@@ -1,5 +1,6 @@
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target/
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.idea/
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.vscode/
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.settings/
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*.iml
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.flattened-pom.xml

‎spring-data-jdbc/src/main/java/org/springframework/data/jdbc/aot/JdbcRuntimeHints.java

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -17,6 +17,7 @@
1717

1818
import java.util.Arrays;
1919

20+
import org.jspecify.annotations.Nullable;
2021
import org.springframework.aot.hint.MemberCategory;
2122
import org.springframework.aot.hint.RuntimeHints;
2223
import org.springframework.aot.hint.RuntimeHintsRegistrar;
@@ -30,7 +31,6 @@
3031
import org.springframework.data.relational.core.mapping.event.BeforeConvertCallback;
3132
import org.springframework.data.relational.core.mapping.event.BeforeDeleteCallback;
3233
import org.springframework.data.relational.core.mapping.event.BeforeSaveCallback;
33-
import org.springframework.lang.Nullable;
3434

3535
/**
3636
* {@link RuntimeHintsRegistrar} for JDBC.

‎spring-data-jdbc/src/main/java/org/springframework/data/jdbc/core/JdbcAggregateChangeExecutionContext.java

Lines changed: 36 additions & 45 deletions
Original file line numberDiff line numberDiff line change
@@ -15,20 +15,12 @@
1515
*/
1616
package org.springframework.data.jdbc.core;
1717

18-
import java.util.ArrayList;
19-
import java.util.Arrays;
20-
import java.util.Collections;
21-
import java.util.HashMap;
22-
import java.util.HashSet;
23-
import java.util.LinkedHashMap;
24-
import java.util.List;
25-
import java.util.Map;
26-
import java.util.Optional;
27-
import java.util.Set;
18+
import java.util.*;
2819
import java.util.function.BiConsumer;
2920
import java.util.function.Function;
3021
import java.util.stream.Collectors;
3122

23+
import org.jspecify.annotations.Nullable;
3224
import org.springframework.dao.IncorrectUpdateSemanticsDataAccessException;
3325
import org.springframework.dao.OptimisticLockingFailureException;
3426
import org.springframework.data.jdbc.core.convert.DataAccessStrategy;
@@ -48,7 +40,6 @@
4840
import org.springframework.data.relational.core.mapping.RelationalPersistentProperty;
4941
import org.springframework.data.relational.core.sql.LockMode;
5042
import org.springframework.data.util.Pair;
51-
import org.springframework.lang.Nullable;
5243
import org.springframework.util.Assert;
5344

5445
/**
@@ -82,16 +73,16 @@ class JdbcAggregateChangeExecutionContext {
8273

8374
<T> void executeInsertRoot(DbAction.InsertRoot<T> insert) {
8475

85-
Object id = accessStrategy.insert(insert.getEntity(), insert.getEntityType(), Identifier.empty(),
86-
insert.getIdValueSource());
76+
Object id = accessStrategy.insert(insert.entity(), insert.getEntityType(), Identifier.empty(),
77+
insert.idValueSource());
8778
add(new DbActionExecutionResult(insert, id));
8879
}
8980

9081
<T> void executeBatchInsertRoot(DbAction.BatchInsertRoot<T> batchInsertRoot) {
9182

9283
List<DbAction.InsertRoot<T>> inserts = batchInsertRoot.getActions();
9384
List<InsertSubject<T>> insertSubjects = inserts.stream()
94-
.map(insert -> InsertSubject.describedBy(insert.getEntity(), Identifier.empty())).collect(Collectors.toList());
85+
.map(insert -> InsertSubject.describedBy(insert.entity(), Identifier.empty())).collect(Collectors.toList());
9586

9687
Object[] ids = accessStrategy.insert(insertSubjects, batchInsertRoot.getEntityType(),
9788
batchInsertRoot.getBatchValue());
@@ -104,16 +95,16 @@ <T> void executeBatchInsertRoot(DbAction.BatchInsertRoot<T> batchInsertRoot) {
10495
<T> void executeInsert(DbAction.Insert<T> insert) {
10596

10697
Identifier parentKeys = getParentKeys(insert, converter);
107-
Object id = accessStrategy.insert(insert.getEntity(), insert.getEntityType(), parentKeys,
108-
insert.getIdValueSource());
98+
Object id = accessStrategy.insert(insert.entity(), insert.getEntityType(), parentKeys,
99+
insert.idValueSource());
109100
add(new DbActionExecutionResult(insert, id));
110101
}
111102

112103
<T> void executeBatchInsert(DbAction.BatchInsert<T> batchInsert) {
113104

114105
List<DbAction.Insert<T>> inserts = batchInsert.getActions();
115106
List<InsertSubject<T>> insertSubjects = inserts.stream()
116-
.map(insert -> InsertSubject.describedBy(insert.getEntity(), getParentKeys(insert, converter)))
107+
.map(insert -> InsertSubject.describedBy(insert.entity(), getParentKeys(insert, converter)))
117108
.collect(Collectors.toList());
118109

119110
Object[] ids = accessStrategy.insert(insertSubjects, batchInsert.getEntityType(), batchInsert.getBatchValue());
@@ -135,27 +126,27 @@ <T> void executeUpdateRoot(DbAction.UpdateRoot<T> update) {
135126

136127
<T> void executeDeleteRoot(DbAction.DeleteRoot<T> delete) {
137128

138-
if (delete.getPreviousVersion() != null) {
139-
accessStrategy.deleteWithVersion(delete.getId(), delete.getEntityType(), delete.getPreviousVersion());
129+
if (delete.previousVersion() != null) {
130+
accessStrategy.deleteWithVersion(delete.id(), delete.getEntityType(), delete.previousVersion());
140131
} else {
141-
accessStrategy.delete(delete.getId(), delete.getEntityType());
132+
accessStrategy.delete(delete.id(), delete.getEntityType());
142133
}
143134
}
144135

145136
<T> void executeBatchDeleteRoot(DbAction.BatchDeleteRoot<T> batchDelete) {
146137

147-
List<Object> rootIds = batchDelete.getActions().stream().map(DbAction.DeleteRoot::getId).toList();
138+
List<Object> rootIds = batchDelete.getActions().stream().map(DbAction.DeleteRoot::id).toList();
148139
accessStrategy.delete(rootIds, batchDelete.getEntityType());
149140
}
150141

151142
<T> void executeDelete(DbAction.Delete<T> delete) {
152143

153-
accessStrategy.delete(delete.getRootId(), delete.getPropertyPath());
144+
accessStrategy.delete(delete.rootId(), delete.propertyPath());
154145
}
155146

156147
<T> void executeBatchDelete(DbAction.BatchDelete<T> batchDelete) {
157148

158-
List<Object> rootIds = batchDelete.getActions().stream().map(DbAction.Delete::getRootId).toList();
149+
List<Object> rootIds = batchDelete.getActions().stream().map(DbAction.Delete::rootId).toList();
159150
accessStrategy.delete(rootIds, batchDelete.getBatchValue());
160151
}
161152

@@ -166,7 +157,7 @@ <T> void executeDeleteAllRoot(DbAction.DeleteAllRoot<T> deleteAllRoot) {
166157

167158
<T> void executeDeleteAll(DbAction.DeleteAll<T> delete) {
168159

169-
accessStrategy.deleteAll(delete.getPropertyPath());
160+
accessStrategy.deleteAll(delete.propertyPath());
170161
}
171162

172163
<T> void executeAcquireLock(DbAction.AcquireLockRoot<T> acquireLock) {
@@ -185,11 +176,11 @@ private Identifier getParentKeys(DbAction.WithDependingOn<?> action, JdbcConvert
185176

186177
Object id = getParentId(action);
187178

188-
AggregatePath aggregatePath = context.getAggregatePath(action.getPropertyPath());
179+
AggregatePath aggregatePath = context.getAggregatePath(action.propertyPath());
189180
JdbcIdentifierBuilder identifier = JdbcIdentifierBuilder //
190181
.forBackReferences(converter, aggregatePath, getIdMapper(id, aggregatePath, converter));
191182

192-
for (Map.Entry<PersistentPropertyPath<RelationalPersistentProperty>, Object> qualifier : action.getQualifiers()
183+
for (Map.Entry<PersistentPropertyPath<RelationalPersistentProperty>, Object> qualifier : action.qualifiers()
193184
.entrySet()) {
194185
identifier = identifier.withQualifier(context.getAggregatePath(qualifier.getKey()), qualifier.getValue());
195186
}
@@ -200,21 +191,21 @@ private Identifier getParentKeys(DbAction.WithDependingOn<?> action, JdbcConvert
200191
static Function<AggregatePath, Object> getIdMapper(Object idValue, AggregatePath path, JdbcConverter converter) {
201192

202193
RelationalPersistentProperty idProperty = path.getIdDefiningParentPath().getRequiredIdProperty();
203-
RelationalPersistentEntity<?> entity = converter.getMappingContext()
204-
.getPersistentEntity(idProperty);
194+
RelationalPersistentEntity<?> entity = converter.getMappingContext().getPersistentEntity(idProperty);
205195

206196
if (entity == null) {
207197
return aggregatePath -> idValue;
208198
}
209199

210200
PersistentPropertyPathAccessor<Object> propertyPathAccessor = entity.getPropertyPathAccessor(idValue);
211-
return aggregatePath -> propertyPathAccessor.getProperty(aggregatePath.getSubPathBasedOn(idProperty.getActualType()).getRequiredPersistentPropertyPath());
201+
return aggregatePath -> propertyPathAccessor
202+
.getProperty(aggregatePath.getSubPathBasedOn(idProperty.getActualType()).getRequiredPersistentPropertyPath());
212203
}
213204

214205
private Object getParentId(DbAction.WithDependingOn<?> action) {
215206

216207
DbAction.WithEntity<?> idOwningAction = getIdOwningAction(action,
217-
context.getAggregatePath(action.getPropertyPath()).getIdDefiningParentPath());
208+
context.getAggregatePath(action.propertyPath()).getIdDefiningParentPath());
218209

219210
return getPotentialGeneratedIdFrom(idOwningAction);
220211
}
@@ -229,16 +220,16 @@ private DbAction.WithEntity<?> getIdOwningAction(DbAction.WithEntity<?> action,
229220
return action;
230221
}
231222

232-
if (idPath.equals(context.getAggregatePath(withDependingOn.getPropertyPath()))) {
223+
if (idPath.equals(context.getAggregatePath(withDependingOn.propertyPath()))) {
233224
return action;
234225
}
235226

236-
return getIdOwningAction(withDependingOn.getDependingOn(), idPath);
227+
return getIdOwningAction(withDependingOn.dependingOn(), idPath);
237228
}
238229

239230
private Object getPotentialGeneratedIdFrom(DbAction.WithEntity<?> idOwningAction) {
240231

241-
if (IdValueSource.GENERATED.equals(idOwningAction.getIdValueSource())) {
232+
if (IdValueSource.GENERATED.equals(idOwningAction.idValueSource())) {
242233

243234
DbActionExecutionResult dbActionExecutionResult = results.get(idOwningAction);
244235
Object generatedId = Optional.ofNullable(dbActionExecutionResult) //
@@ -256,7 +247,7 @@ private Object getPotentialGeneratedIdFrom(DbAction.WithEntity<?> idOwningAction
256247
private Object getIdFrom(DbAction.WithEntity<?> idOwningAction) {
257248

258249
RelationalPersistentEntity<?> persistentEntity = getRequiredPersistentEntity(idOwningAction.getEntityType());
259-
Object identifier = persistentEntity.getIdentifierAccessor(idOwningAction.getEntity()).getIdentifier();
250+
Object identifier = persistentEntity.getIdentifierAccessor(idOwningAction.entity()).getIdentifier();
260251

261252
Assert.state(identifier != null, () -> "Couldn't obtain a required id value for " + persistentEntity);
262253

@@ -290,12 +281,12 @@ <T> List<T> populateIdsIfNecessary() {
290281
Pair<?, ?> qualifier = insert.getQualifier();
291282
Object qualifierValue = qualifier == null ? null : qualifier.getSecond();
292283

293-
if (newEntity != action.getEntity()) {
284+
if (newEntity != action.entity()) {
294285

295-
cascadingValues.stage(insert.getDependingOn(), insert.getPropertyPath(), qualifierValue, newEntity);
296-
} else if (insert.getPropertyPath().getLeafProperty().isCollectionLike()) {
286+
cascadingValues.stage(insert.dependingOn(), insert.propertyPath(), qualifierValue, newEntity);
287+
} else if (insert.propertyPath().getLeafProperty().isCollectionLike()) {
297288

298-
cascadingValues.gather(insert.getDependingOn(), insert.getPropertyPath(), qualifierValue, newEntity);
289+
cascadingValues.gather(insert.dependingOn(), insert.propertyPath(), qualifierValue, newEntity);
299290
}
300291
}
301292
}
@@ -315,14 +306,14 @@ <T> List<T> populateIdsIfNecessary() {
315306
private <S> Object setIdAndCascadingProperties(DbAction.WithEntity<S> action, @Nullable Object generatedId,
316307
StagedValues cascadingValues) {
317308

318-
S originalEntity = action.getEntity();
309+
S originalEntity = action.entity();
319310

320311
RelationalPersistentEntity<S> persistentEntity = (RelationalPersistentEntity<S>) context
321312
.getRequiredPersistentEntity(action.getEntityType());
322313
PersistentPropertyPathAccessor<S> propertyAccessor = converter.getPropertyAccessor(persistentEntity,
323314
originalEntity);
324315

325-
if (IdValueSource.GENERATED.equals(action.getIdValueSource())) {
316+
if (IdValueSource.GENERATED.equals(action.idValueSource())) {
326317
propertyAccessor.setProperty(persistentEntity.getRequiredIdProperty(), generatedId);
327318
}
328319

@@ -337,7 +328,7 @@ private <S> Object setIdAndCascadingProperties(DbAction.WithEntity<S> action, @N
337328
private PersistentPropertyPath<?> getRelativePath(DbAction<?> action, PersistentPropertyPath<?> pathToValue) {
338329

339330
if (action instanceof DbAction.Insert insert) {
340-
return pathToValue.getExtensionForBaseOf(insert.getPropertyPath());
331+
return pathToValue.getExtensionForBaseOf(insert.propertyPath());
341332
}
342333

343334
if (action instanceof DbAction.InsertRoot) {
@@ -358,10 +349,10 @@ private <T> RelationalPersistentEntity<T> getRequiredPersistentEntity(Class<T> t
358349

359350
private <T> void updateWithoutVersion(DbAction.UpdateRoot<T> update) {
360351

361-
if (!accessStrategy.update(update.getEntity(), update.getEntityType())) {
352+
if (!accessStrategy.update(update.entity(), update.getEntityType())) {
362353

363354
throw new IncorrectUpdateSemanticsDataAccessException(
364-
String.format(UPDATE_FAILED, update.getEntity(), getIdFrom(update)));
355+
String.format(UPDATE_FAILED, update.entity(), getIdFrom(update)));
365356
}
366357
}
367358

@@ -370,9 +361,9 @@ private <T> void updateWithVersion(DbAction.UpdateRoot<T> update) {
370361
Number previousVersion = update.getPreviousVersion();
371362
Assert.notNull(previousVersion, "The root aggregate cannot be updated because the version property is null");
372363

373-
if (!accessStrategy.updateWithVersion(update.getEntity(), update.getEntityType(), previousVersion)) {
364+
if (!accessStrategy.updateWithVersion(update.entity(), update.getEntityType(), previousVersion)) {
374365

375-
throw new OptimisticLockingFailureException(String.format(UPDATE_FAILED_OPTIMISTIC_LOCKING, update.getEntity()));
366+
throw new OptimisticLockingFailureException(String.format(UPDATE_FAILED_OPTIMISTIC_LOCKING, update.entity()));
376367
}
377368
}
378369

‎spring-data-jdbc/src/main/java/org/springframework/data/jdbc/core/JdbcAggregateOperations.java

Lines changed: 3 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -19,6 +19,7 @@
1919
import java.util.Optional;
2020
import java.util.stream.Stream;
2121

22+
import org.jspecify.annotations.Nullable;
2223
import org.springframework.dao.IncorrectUpdateSemanticsDataAccessException;
2324
import org.springframework.data.domain.Example;
2425
import org.springframework.data.domain.Page;
@@ -27,7 +28,6 @@
2728
import org.springframework.data.jdbc.core.convert.DataAccessStrategy;
2829
import org.springframework.data.jdbc.core.convert.JdbcConverter;
2930
import org.springframework.data.relational.core.query.Query;
30-
import org.springframework.lang.Nullable;
3131

3232
/**
3333
* Specifies operations one can perform on a database, based on an <em>Domain Type</em>.
@@ -171,8 +171,8 @@ public interface JdbcAggregateOperations {
171171
<T> List<T> findAllById(Iterable<?> ids, Class<T> domainType);
172172

173173
/**
174-
* Loads all entities that match one of the ids passed as an argument to a {@link Stream}.
175-
* It is not guaranteed that the number of ids passed in matches the number of entities returned.
174+
* Loads all entities that match one of the ids passed as an argument to a {@link Stream}. It is not guaranteed that
175+
* the number of ids passed in matches the number of entities returned.
176176
*
177177
* @param ids the Ids of the entities to load. Must not be {@code null}.
178178
* @param domainType the type of entities to load. Must not be {@code null}.

‎spring-data-jdbc/src/main/java/org/springframework/data/jdbc/core/JdbcAggregateTemplate.java

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -28,6 +28,7 @@
2828
import java.util.stream.Stream;
2929
import java.util.stream.StreamSupport;
3030

31+
import org.jspecify.annotations.Nullable;
3132
import org.springframework.beans.BeansException;
3233
import org.springframework.context.ApplicationContext;
3334
import org.springframework.context.ApplicationContextAware;
@@ -55,7 +56,6 @@
5556
import org.springframework.data.relational.core.mapping.event.*;
5657
import org.springframework.data.relational.core.query.Query;
5758
import org.springframework.data.support.PageableExecutionUtils;
58-
import org.springframework.lang.Nullable;
5959
import org.springframework.util.Assert;
6060
import org.springframework.util.ClassUtils;
6161

@@ -305,7 +305,7 @@ public <T> boolean existsById(Object id, Class<T> domainType) {
305305
}
306306

307307
@Override
308-
public <T> T findById(Object id, Class<T> domainType) {
308+
public <T> @NullableT findById(Object id, Class<T> domainType) {
309309

310310
Assert.notNull(id, "Id must not be null");
311311
Assert.notNull(domainType, "Domain type must not be null");

‎spring-data-jdbc/src/main/java/org/springframework/data/jdbc/core/convert/AggregateReader.java

Lines changed: 2 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -23,6 +23,7 @@
2323
import java.util.List;
2424
import java.util.Optional;
2525

26+
import org.jspecify.annotations.Nullable;
2627
import org.springframework.dao.IncorrectResultSizeDataAccessException;
2728
import org.springframework.data.relational.core.dialect.Dialect;
2829
import org.springframework.data.relational.core.mapping.AggregatePath;
@@ -40,7 +41,6 @@
4041
import org.springframework.jdbc.core.ResultSetExtractor;
4142
import org.springframework.jdbc.core.namedparam.MapSqlParameterSource;
4243
import org.springframework.jdbc.core.namedparam.NamedParameterJdbcOperations;
43-
import org.springframework.lang.Nullable;
4444

4545
/**
4646
* Reads complete Aggregates from the database, by generating appropriate SQL using a {@link SingleQuerySqlGenerator}
@@ -110,6 +110,7 @@ public <T> T findById(Object id, RelationalPersistentEntity<T> entity) {
110110
* @return the found aggregate root, or {@literal null} if not found.
111111
* @param <T> aggregator type.
112112
*/
113+
@SuppressWarnings("NullAway") // NullAway complains about the ResultSetExtractor returning null, which should be ok.
113114
@Nullable
114115
public <T> T findOne(Query query, RelationalPersistentEntity<T> entity) {
115116
return doFind(query, entity, rs -> extractZeroOrOne(rs, entity));

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