Polishing.

Original pull request #1209
See #1110

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

@@ -35,13 +35,8 @@ import org.springframework.jdbc.core.namedparam.AbstractSqlParameterSource;
  */
 class SqlIdentifierParameterSource extends AbstractSqlParameterSource {
 
-	private final Set<SqlIdentifier> identifiers;
-	private final Map<String, Object> namesToValues;
-
-	SqlIdentifierParameterSource() {
-		this.identifiers = new HashSet<>();
-		this.namesToValues = new HashMap<>();
-	}
+	private final Set<SqlIdentifier> identifiers = new HashSet<>();
+	private final Map<String, Object> namesToValues = new HashMap<>();
 
 	@Override
 	public boolean hasValue(String paramName) {

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

@@ -30,7 +30,6 @@ import org.springframework.data.relational.core.dialect.Dialect;
 import org.springframework.data.relational.core.mapping.RelationalMappingContext;
 import org.springframework.data.relational.core.mapping.RelationalPersistentEntity;
 import org.springframework.data.relational.core.mapping.RelationalPersistentProperty;
-import org.springframework.data.relational.core.sql.IdentifierProcessing;
 import org.springframework.data.relational.core.sql.SqlIdentifier;
 import org.springframework.jdbc.support.JdbcUtils;
 import org.springframework.lang.Nullable;
@@ -49,11 +48,17 @@ public class SqlParametersFactory {
 	private final RelationalMappingContext context;
 	private final JdbcConverter converter;
 
-	@Deprecated
+	/**
+	 * @deprecated use {@link SqlParametersFactory(RelationalMappingContext, JdbcConverter)} instead.
+	 */
+	@Deprecated(since = "3.1", forRemoval = true)
 	public SqlParametersFactory(RelationalMappingContext context, JdbcConverter converter, Dialect dialect) {
 		this(context, converter);
 	}
 
+	/**
+	 * @since 3.1
+	 */
 	public SqlParametersFactory(RelationalMappingContext context, JdbcConverter converter) {
 		this.context = context;
 		this.converter = converter;

spring-data-jdbc/src/main/java/org/springframework/data/jdbc/mybatis/MyBatisDataAccessStrategy.java

@@ -87,7 +87,6 @@ public class MyBatisDataAccessStrategy implements DataAccessStrategy {
 			JdbcConverter converter, NamedParameterJdbcOperations operations, SqlSession sqlSession,
 			NamespaceStrategy namespaceStrategy, Dialect dialect) {
 
-
 		SqlGeneratorSource sqlGeneratorSource = new SqlGeneratorSource(context, converter, dialect);
 		SqlParametersFactory sqlParametersFactory = new SqlParametersFactory(context, converter);
 		InsertStrategyFactory insertStrategyFactory = new InsertStrategyFactory(operations,
@@ -126,15 +125,17 @@ public class MyBatisDataAccessStrategy implements DataAccessStrategy {
 	 * to create such a {@link DataAccessStrategy}.
 	 *
 	 * @param sqlSession Must be non {@literal null}.
-	 *
-	 * @deprecated because identifierProcessing now will not be considered in the process of applying it to {@link SqlIdentifier},
-	 * 			  use {@link MyBatisDataAccessStrategy(SqlSession)} constructor instead
+	 * @deprecated because identifierProcessing now will not be considered in the process of applying it to
+	 *             {@link SqlIdentifier}, use {@link MyBatisDataAccessStrategy(SqlSession)} constructor instead
 	 */
-	@Deprecated
+	@Deprecated(since = "3.1", forRemoval = true)
 	public MyBatisDataAccessStrategy(SqlSession sqlSession, IdentifierProcessing identifierProcessing) {
 		this(sqlSession);
 	}
 
+	/**
+	 * @since 3.1
+	 */
 	public MyBatisDataAccessStrategy(SqlSession sqlSession) {
 		this.sqlSession = sqlSession;
 	}

spring-data-jdbc/src/test/java/org/springframework/data/jdbc/core/convert/DefaultDataAccessStrategyUnitTests.java

@@ -73,8 +73,7 @@ class DefaultDataAccessStrategyUnitTests {
 
 		relationResolver.setDelegate(accessStrategy);
 
-		when(sqlParametersFactory.forInsert(any(), any(), any(), any()))
-				.thenReturn(new SqlIdentifierParameterSource());
+		when(sqlParametersFactory.forInsert(any(), any(), any(), any())).thenReturn(new SqlIdentifierParameterSource());
 		when(insertStrategyFactory.insertStrategy(any(), any())).thenReturn(mock(InsertStrategy.class));
 		when(insertStrategyFactory.batchInsertStrategy(any(), any())).thenReturn(mock(BatchInsertStrategy.class));
 	}

spring-data-jdbc/src/test/java/org/springframework/data/jdbc/core/convert/IdGeneratingBatchInsertStrategyTest.java

@@ -44,7 +44,7 @@ class IdGeneratingBatchInsertStrategyTest {
 	BatchJdbcOperations batchJdbcOperations = mock(BatchJdbcOperations.class);
 	InsertStrategy insertStrategy = mock(InsertStrategy.class);
 	String sql = "some sql";
-	SqlParameterSource[] sqlParameterSources = new SqlParameterSource[] {new SqlIdentifierParameterSource() };
+	SqlParameterSource[] sqlParameterSources = new SqlParameterSource[] { new SqlIdentifierParameterSource() };
 
 	@Test
 	void insertsSequentially_whenIdGenerationForBatchOperationsNotSupported() {

spring-data-jdbc/src/test/java/org/springframework/data/jdbc/core/convert/InsertStrategyFactoryTest.java

@@ -21,7 +21,6 @@ import static org.mockito.Mockito.*;
 import org.junit.jupiter.api.Test;
 import org.springframework.data.relational.core.conversion.IdValueSource;
 import org.springframework.data.relational.core.dialect.AnsiDialect;
-import org.springframework.data.relational.core.sql.IdentifierProcessing;
 import org.springframework.jdbc.core.namedparam.NamedParameterJdbcOperations;
 import org.springframework.jdbc.core.namedparam.SqlParameterSource;
 

spring-data-jdbc/src/test/java/org/springframework/data/jdbc/core/convert/SqlIdentifierParameterSourceUnitTests.java

@@ -18,11 +18,8 @@ package org.springframework.data.jdbc.core.convert;
 import static org.assertj.core.api.SoftAssertions.*;
 
 import org.junit.jupiter.api.Test;
-import org.springframework.data.relational.core.sql.IdentifierProcessing;
 import org.springframework.data.relational.core.sql.SqlIdentifier;
 
-import java.util.Arrays;
-
 /**
  * Tests for {@link SqlIdentifierParameterSource}.
  *

spring-data-jdbc/src/test/java/org/springframework/data/jdbc/core/convert/SqlParametersFactoryTest.java

@@ -151,10 +151,10 @@ class SqlParametersFactoryTest {
 	@Test // GH-1405
 	void parameterNamesGetSanitized() {
 
-		WithIllegalCharacters entity = new WithIllegalCharacters(23L,"aValue");
+		WithIllegalCharacters entity = new WithIllegalCharacters(23L, "aValue");
 
-		SqlIdentifierParameterSource sqlParameterSource = sqlParametersFactory.forInsert(entity, WithIllegalCharacters.class,
-				Identifier.empty(), IdValueSource.PROVIDED);
+		SqlIdentifierParameterSource sqlParameterSource = sqlParametersFactory.forInsert(entity,
+				WithIllegalCharacters.class, Identifier.empty(), IdValueSource.PROVIDED);
 
 		assertThat(sqlParameterSource.getValue("id")).isEqualTo(23L);
 		assertThat(sqlParameterSource.getValue("value")).isEqualTo("aValue");
@@ -234,8 +234,7 @@ class SqlParametersFactoryTest {
 		@Column("i.d")
 		@Id Long id;
 
-		@Column("val&ue")
-		String value;
+		@Column("val&ue") String value;
 	}
 
 	private SqlParametersFactory createSqlParametersFactoryWithConverters(List<?> converters) {

spring-data-jdbc/src/test/java/org/springframework/data/jdbc/repository/SimpleJdbcRepositoryEventsUnitTests.java

@@ -32,22 +32,12 @@ import java.util.List;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
 import org.mockito.stubbing.Answer;
-
 import org.springframework.context.ApplicationEventPublisher;
 import org.springframework.data.annotation.Id;
 import org.springframework.data.domain.PageRequest;
 import org.springframework.data.domain.Pageable;
 import org.springframework.data.domain.Sort;
-import org.springframework.data.jdbc.core.convert.BasicJdbcConverter;
-import org.springframework.data.jdbc.core.convert.BatchJdbcOperations;
-import org.springframework.data.jdbc.core.convert.DefaultDataAccessStrategy;
-import org.springframework.data.jdbc.core.convert.DefaultJdbcTypeFactory;
-import org.springframework.data.jdbc.core.convert.DelegatingDataAccessStrategy;
-import org.springframework.data.jdbc.core.convert.InsertStrategyFactory;
-import org.springframework.data.jdbc.core.convert.JdbcConverter;
-import org.springframework.data.jdbc.core.convert.JdbcCustomConversions;
-import org.springframework.data.jdbc.core.convert.SqlGeneratorSource;
-import org.springframework.data.jdbc.core.convert.SqlParametersFactory;
+import org.springframework.data.jdbc.core.convert.*;
 import org.springframework.data.jdbc.core.mapping.JdbcMappingContext;
 import org.springframework.data.jdbc.repository.support.JdbcRepositoryFactory;
 import org.springframework.data.jdbc.repository.support.SimpleJdbcRepository;

spring-data-jdbc/src/test/java/org/springframework/data/jdbc/repository/config/EnableJdbcRepositoriesIntegrationTests.java

@@ -80,10 +80,14 @@ public class EnableJdbcRepositoriesIntegrationTests {
 
 	@Autowired JdbcRepositoryFactoryBean factoryBean;
 	@Autowired DummyRepository repository;
-	@Autowired @Qualifier("namedParameterJdbcTemplate") NamedParameterJdbcOperations defaultOperations;
-	@Autowired @Qualifier("defaultDataAccessStrategy") DataAccessStrategy defaultDataAccessStrategy;
-	@Autowired @Qualifier("qualifierJdbcOperations") NamedParameterJdbcOperations qualifierJdbcOperations;
-	@Autowired @Qualifier("qualifierDataAccessStrategy") DataAccessStrategy qualifierDataAccessStrategy;
+	@Autowired
+	@Qualifier("namedParameterJdbcTemplate") NamedParameterJdbcOperations defaultOperations;
+	@Autowired
+	@Qualifier("defaultDataAccessStrategy") DataAccessStrategy defaultDataAccessStrategy;
+	@Autowired
+	@Qualifier("qualifierJdbcOperations") NamedParameterJdbcOperations qualifierJdbcOperations;
+	@Autowired
+	@Qualifier("qualifierDataAccessStrategy") DataAccessStrategy qualifierDataAccessStrategy;
 
 	@BeforeAll
 	public static void setup() {

spring-data-jdbc/src/test/java/org/springframework/data/jdbc/testing/TestConfiguration.java

@@ -33,7 +33,6 @@ import org.springframework.context.annotation.Configuration;
 import org.springframework.context.annotation.Lazy;
 import org.springframework.data.convert.CustomConversions;
 import org.springframework.data.jdbc.core.convert.*;
-import org.springframework.data.jdbc.core.convert.JdbcArrayColumns;
 import org.springframework.data.jdbc.core.dialect.JdbcDialect;
 import org.springframework.data.jdbc.core.mapping.JdbcMappingContext;
 import org.springframework.data.jdbc.core.mapping.JdbcSimpleTypes;
@@ -68,19 +67,16 @@ import org.springframework.transaction.PlatformTransactionManager;
 @ComponentScan // To pick up configuration classes (per activated profile)
 public class TestConfiguration {
 
-	@Autowired
-	DataSource dataSource;
-	@Autowired
-	BeanFactory beanFactory;
+	@Autowired DataSource dataSource;
+	@Autowired BeanFactory beanFactory;
 	@Autowired ApplicationEventPublisher publisher;
-	@Autowired(required = false)
-	SqlSessionFactory sqlSessionFactory;
+	@Autowired(required = false) SqlSessionFactory sqlSessionFactory;
 
 	@Bean
 	JdbcRepositoryFactory jdbcRepositoryFactory(
-			@Qualifier("defaultDataAccessStrategy") DataAccessStrategy dataAccessStrategy,
-			RelationalMappingContext context, Dialect dialect, JdbcConverter converter,
-			Optional<List<NamedQueries>> namedQueries, List<EvaluationContextExtension> evaulationContextExtensions) {
+			@Qualifier("defaultDataAccessStrategy") DataAccessStrategy dataAccessStrategy, RelationalMappingContext context,
+			Dialect dialect, JdbcConverter converter, Optional<List<NamedQueries>> namedQueries,
+			List<EvaluationContextExtension> evaulationContextExtensions) {
 
 		JdbcRepositoryFactory factory = new JdbcRepositoryFactory(dataAccessStrategy, context, converter, dialect,
 				publisher, namedParameterJdbcTemplate());
@@ -91,7 +87,6 @@ public class TestConfiguration {
 		return factory;
 	}
 
-
 	@Bean
 	NamedParameterJdbcOperations namedParameterJdbcTemplate() {
 		return new NamedParameterJdbcTemplate(dataSource);
@@ -104,8 +99,8 @@ public class TestConfiguration {
 
 	@Bean
 	DataAccessStrategy defaultDataAccessStrategy(
-			@Qualifier("namedParameterJdbcTemplate") NamedParameterJdbcOperations template,
-			RelationalMappingContext context, JdbcConverter converter, Dialect dialect) {
+			@Qualifier("namedParameterJdbcTemplate") NamedParameterJdbcOperations template, RelationalMappingContext context,
+			JdbcConverter converter, Dialect dialect) {
 
 		return new DefaultDataAccessStrategy(new SqlGeneratorSource(context, converter, dialect), context, converter,
 				template, new SqlParametersFactory(context, converter),
@@ -140,8 +135,8 @@ public class TestConfiguration {
 
 	@Bean
 	JdbcConverter relationalConverter(RelationalMappingContext mappingContext, @Lazy RelationResolver relationResolver,
-			CustomConversions conversions,
-			@Qualifier("namedParameterJdbcTemplate") NamedParameterJdbcOperations template, Dialect dialect) {
+			CustomConversions conversions, @Qualifier("namedParameterJdbcTemplate") NamedParameterJdbcOperations template,
+			Dialect dialect) {
 
 		JdbcArrayColumns arrayColumns = dialect instanceof JdbcDialect ? ((JdbcDialect) dialect).getArraySupport()
 				: JdbcArrayColumns.DefaultSupport.INSTANCE;