Deprecate R2dbcConverters.getOverrideConvertersToRegister() and its converters.

…OverrideConverters are no longer required as converters are filtered using ConverterConfiguration.

Closes #750

Author: mp911de

src/main/java/org/springframework/data/r2dbc/convert/R2dbcConverters.java

@@ -77,7 +77,10 @@ public static Collection<Object> getConvertersToRegister() {
 	 * @return A list of the registered converters to enforce JSR-310 type usage.
 	 * @see CustomConversions#DEFAULT_CONVERTERS
 	 * @see Jsr310Converters
+	 * @deprecated since 1.5, no longer required due to {@code ConverterConfiguration} converter filtering. Will be
+	 *             removed with the next major release.
 	 */
+	@Deprecated
 	public static Collection<Object> getOverrideConvertersToRegister() {
 
 		List<Object> converters = new ArrayList<>();
@@ -256,8 +259,11 @@ public ZonedDateTime convert(Row row) {
 		 * {@link Converter} override that forces {@link LocalDate} to stay on {@link LocalDate}.
 		 *
 		 * @author Mark Paluch
+		 * @deprecated since 1.5, no longer required due to {@code ConverterConfiguration} converter filtering. Will be
+		 *             removed with the next major release.
 		 */
 		@WritingConverter
+		@Deprecated
 		public enum LocalDateConverterOverride implements Converter<LocalDate, LocalDate> {
 
 			INSTANCE;
@@ -272,8 +278,11 @@ public LocalDate convert(LocalDate value) {
 		 * {@link Converter} override that forces {@link LocalDateTime} to stay on {@link LocalDateTime}.
 		 *
 		 * @author Mark Paluch
+		 * @deprecated since 1.5, no longer required due to {@code ConverterConfiguration} converter filtering. Will be
+		 *             removed with the next major release.
 		 */
 		@WritingConverter
+		@Deprecated
 		public enum LocalDateTimeConverterOverride implements Converter<LocalDateTime, LocalDateTime> {
 
 			INSTANCE;
@@ -288,8 +297,11 @@ public LocalDateTime convert(LocalDateTime value) {
 		 * {@link Converter} override that forces {@link LocalTime} to stay on {@link LocalTime}.
 		 *
 		 * @author Mark Paluch
+		 * @deprecated since 1.5, no longer required due to {@code ConverterConfiguration} converter filtering. Will be
+		 *             removed with the next major release.
 		 */
 		@WritingConverter
+		@Deprecated
 		public enum LocalTimeConverterOverride implements Converter<LocalTime, LocalTime> {
 
 			INSTANCE;

src/main/java/org/springframework/data/r2dbc/convert/R2dbcCustomConversions.java

@@ -47,7 +47,7 @@ public class R2dbcCustomConversions extends CustomConversions {
 	 */
 	@Deprecated
 	public R2dbcCustomConversions(Collection<?> converters) {
-		super(new R2dbcCustomConversionsConfiguration(STORE_CONVERSIONS, appendOverrides(converters)));
+		super(new R2dbcCustomConversionsConfiguration(STORE_CONVERSIONS, new ArrayList<>(converters)));
 	}
 
 	/**
@@ -57,7 +57,7 @@ public R2dbcCustomConversions(Collection<?> converters) {
 	 * @param converters must not be {@literal null}.
 	 */
 	public R2dbcCustomConversions(StoreConversions storeConversions, Collection<?> converters) {
-		super(new R2dbcCustomConversionsConfiguration(storeConversions, appendOverrides(converters)));
+		super(new R2dbcCustomConversionsConfiguration(storeConversions, new ArrayList<>(converters)));
 	}
 
 	/**
@@ -88,14 +88,6 @@ public static R2dbcCustomConversions of(R2dbcDialect dialect, Collection<?> conv
 		return new R2dbcCustomConversions(StoreConversions.of(dialect.getSimpleTypeHolder(), storeConverters), converters);
 	}
 
-	private static List<?> appendOverrides(Collection<?> converters) {
-
-		List<Object> objects = new ArrayList<>(converters);
-		objects.addAll(R2dbcConverters.getOverrideConvertersToRegister());
-
-		return objects;
-	}
-
 	static class R2dbcCustomConversionsConfiguration extends ConverterConfiguration {
 
 		public R2dbcCustomConversionsConfiguration(StoreConversions storeConversions, List<?> userConverters) {