substituteNamedParameters detects and unwraps SqlParameterValue objects (SPR-9052)

Author: jhoeller

org.springframework.jdbc/src/main/java/org/springframework/jdbc/core/namedparam/NamedParameterUtils.java

@@ -258,6 +258,9 @@ public static String substituteNamedParameters(ParsedSql parsedSql, SqlParameter
 			actualSql.append(originalSql.substring(lastIndex, startIndex));
 			if (paramSource != null && paramSource.hasValue(paramName)) {
 				Object value = paramSource.getValue(paramName);
+				if (value instanceof SqlParameterValue) {
+					value = ((SqlParameterValue) value).getValue();
+				}
 				if (value instanceof Collection) {
 					Iterator entryIter = ((Collection) value).iterator();
 					int k = 0;