add create sort order for record

src/main/java/io/seventytwo/vaadinjooq/util/VaadinJooqUtil.java

@@ -5,12 +5,16 @@
 import com.vaadin.flow.data.provider.SortDirection;
 import org.jooq.Field;
 import org.jooq.OrderField;
+import org.jooq.SortField;
 import org.jooq.Table;
 
 import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.List;
+import java.util.stream.Collectors;
 
 import static java.text.MessageFormat.format;
+import static org.jooq.impl.DSL.field;
 
 /**
  * A utility class that helps to convert between Vaadin and jOOQ
@@ -39,4 +43,30 @@ public static List<OrderField<?>> orderFields(Table<?> table, Query<?, ?> query)
         return orderFields;
     }
 
+    /**
+     * Convert a Java Record to {@link OrderField}
+     *
+     * @param recordType
+     * @param query The {@link Query}
+     * @return a {@link List} of {@link OrderField}
+     */
+    public static List<? extends OrderField<?>> createSortOrder(Class<?> recordType, Query<?, ?> query) {
+
+        return query.getSortOrders().stream()
+                .map(querySortOrder -> mapFieldsOrThrowException(recordType, querySortOrder))
+                .collect(Collectors.toList());
+    }
+
+    private static SortField<?> mapFieldsOrThrowException(Class<?> recordType, QuerySortOrder querySortOrder) {
+        Arrays.stream(recordType.getRecordComponents())
+                .filter(recordComponent -> !querySortOrder.getSorted().toLowerCase().equals(recordComponent.getName().toLowerCase()))
+                .findAny()
+                .orElseThrow(() -> {
+                    throw new IllegalArgumentException(format("Field {0} is not a field of {1}", querySortOrder.getSorted(), recordType.getName()));
+                });
+
+        return querySortOrder.getDirection() == SortDirection.ASCENDING ?
+                field(querySortOrder.getSorted()).asc() : field(querySortOrder.getSorted()).desc();
+    }
+
 }