Polishing.

Use ClassUtils.isAssignableValue(…) instead of ClassUtils.resolvePrimitiveIfNecessary(target).isAssignableFrom(…).

Closes #1218

Author: mp911de

spring-data-cassandra/src/main/java/org/springframework/data/cassandra/core/convert/MappingCassandraConverter.java

@@ -1029,10 +1029,10 @@ protected Object getPotentiallyConvertedSimpleRead(Object value, TypeInformation
 	 * @return the converted value.
 	 */
 	@SuppressWarnings({ "rawtypes", "unchecked" })
-	private Object getPotentiallyConvertedSimpleRead(Object value, @Nullable Class<?> target) {
+	private Object getPotentiallyConvertedSimpleRead(@Nullable Object value, @Nullable Class<?> target) {
 
 		if (value == null || target == null
-				|| ClassUtils.resolvePrimitiveIfNecessary(target).isAssignableFrom(value.getClass())) {
+				|| ClassUtils.isAssignableValue(target, value)) {
 			return value;
 		}