update docs and comments for RFC 9651 (closes #15)

src/main/java/org/greenbytes/http/sfv/BooleanItem.java

@@ -5,8 +5,8 @@
 /**
  * Represents a Boolean.
  * 
- * @see <a href= "https://www.rfc-editor.org/rfc/rfc8941.html#boolean">Section
- *      3.3.6 of RFC 8941</a>
+ * @see <a href= "https://www.rfc-editor.org/rfc/rfc9651.html#boolean">Section
+ *      3.3.6 of RFC 9651</a>
  */
 public class BooleanItem implements Item<Boolean> {
 

src/main/java/org/greenbytes/http/sfv/ByteSequenceItem.java

@@ -7,8 +7,8 @@
 /**
  * Represents a Byte Sequence.
  * 
- * @see <a href= "https://www.rfc-editor.org/rfc/rfc8941.html#binary">Section
- *      3.3.5 of RFC 8941</a>
+ * @see <a href= "https://www.rfc-editor.org/rfc/rfc9651.html#binary">Section
+ *      3.3.5 of RFC 9651</a>
  */
 public class ByteSequenceItem implements Item<ByteBuffer> {
 

src/main/java/org/greenbytes/http/sfv/DateItem.java

@@ -4,6 +4,9 @@
 
 /**
  * Represents a Date.
+ *
+ * @see <a href= "https://www.rfc-editor.org/rfc/rfc9651.html#date">Section
+ *      3.3.7 of RFC 9651</a>
  */
 public class DateItem implements NumberItem<Long> {
 

src/main/java/org/greenbytes/http/sfv/DecimalItem.java

@@ -15,8 +15,8 @@
  * value. {@link #getAsLong()} provides access to the raw value when the
  * overhead of {@link BigDecimal} is not needed.
  * 
- * @see <a href= "https://www.rfc-editor.org/rfc/rfc8941.html#decimal">Section
- *      3.3.2 of RFC 8941</a>
+ * @see <a href= "https://www.rfc-editor.org/rfc/rfc9651.html#decimal">Section
+ *      3.3.2 of RFC 9651</a>
  */
 public class DecimalItem implements NumberItem<BigDecimal> {
 

src/main/java/org/greenbytes/http/sfv/Dictionary.java

@@ -7,8 +7,8 @@
  * Represents a Dictionary.
  * 
  * @see <a href=
- *      "https://www.rfc-editor.org/rfc/rfc8941.html#dictionary">Section 3.2 of
- *      RFC 8941</a>
+ *      "https://www.rfc-editor.org/rfc/rfc9651.html#dictionary">Section 3.2 of
+ *      RFC 9651</a>
  */
 public class Dictionary implements Type<Map<String, ListElement<?>>> {
 

src/main/java/org/greenbytes/http/sfv/DisplayStringItem.java

@@ -4,6 +4,10 @@
 import java.util.Objects;
 
 /**
+ * Represents a Display String.
+ *
+ * @see <a href= "https://www.rfc-editor.org/rfc/rfc9651.html#displaystring">Section
+ *      3.3.8 of RFC 9651</a>
  */
 public class DisplayStringItem implements Item<String> {
 
@@ -16,12 +20,12 @@ private DisplayStringItem(String value, Parameters params) {
     }
 
     /**
-     * Creates a {@link StringItem} instance representing the specified
+     * Creates a {@link DisplayStringItem} instance representing the specified
      * {@code String} value.
      * 
      * @param value
      *            a {@code String} value.
-     * @return a {@link StringItem} representing {@code value}.
+     * @return a {@link DisplayStringItem} representing {@code value}.
      */
     public static DisplayStringItem valueOf(String value) {
         return new DisplayStringItem(value, Parameters.EMPTY);

src/main/java/org/greenbytes/http/sfv/InnerList.java

@@ -7,8 +7,8 @@
  * Represents an Inner List.
  *
  * @see <a href=
- *      "https://www.rfc-editor.org/rfc/rfc8941.html#inner-list">Section 3.1.1
- *      of RFC 8941</a>
+ *      "https://www.rfc-editor.org/rfc/rfc9651.html#inner-list">Section 3.1.1
+ *      of RFC 9651</a>
  */
 public class InnerList implements ListElement<List<Item<?>>>, Parameterizable<List<Item<?>>> {
 

src/main/java/org/greenbytes/http/sfv/IntegerItem.java

@@ -5,8 +5,8 @@
 /**
  * Represents an Integer.
  * 
- * @see <a href= "https://www.rfc-editor.org/rfc/rfc8941.html#integer">Section
- *      3.3.1 of RFC 8941</a>
+ * @see <a href= "https://www.rfc-editor.org/rfc/rfc9651.html#integer">Section
+ *      3.3.1 of RFC 9651</a>
  */
 public class IntegerItem implements NumberItem<Long> {
 

src/main/java/org/greenbytes/http/sfv/Item.java

@@ -5,8 +5,8 @@
  * 
  * @param <T>
  *            represented Java type
- * @see <a href= "https://www.rfc-editor.org/rfc/rfc8941.html#item">Section 3.3
- *      of RFC 8941</a>
+ * @see <a href= "https://www.rfc-editor.org/rfc/rfc9651.html#item">Section 3.3
+ *      of RFC 9651</a>
  */
 public interface Item<T> extends ListElement<T>, Parameterizable<T> {
 

src/main/java/org/greenbytes/http/sfv/ListElement.java

@@ -5,8 +5,8 @@
  * 
  * @param <T>
  *            represented Java type
- * @see <a href= "https://www.rfc-editor.org/rfc/rfc8941.html#item">Section 3.3
- *      of RFC 8941</a>
+ * @see <a href= "https://www.rfc-editor.org/rfc/rfc9651.html#item">Section 3.3
+ *      of RFC 9651</a>
  */
 public interface ListElement<T> extends Parameterizable<T> {
 }

src/main/java/org/greenbytes/http/sfv/NumberItem.java

@@ -8,11 +8,11 @@
  * @param <T>
  *            represented Java type
  * @see <a href=
- *      "https://www.rfc-editor.org/rfc/rfc8941.html#integer">Section
- *      3.3.1 of RFC 8941</a>
+ *      "https://www.rfc-editor.org/rfc/rfc9651.html#integer">Section
+ *      3.3.1 of RFC 9651</a>
  * @see <a href=
- *      "https://www.rfc-editor.org/rfc/rfc8941.html#decimal">Section
- *      3.3.2 of RFC 8941</a>
+ *      "https://www.rfc-editor.org/rfc/rfc9651.html#decimal">Section
+ *      3.3.2 of RFC 9651</a>
  */
 public interface NumberItem<T> extends Item<T>, LongSupplier {
 

src/main/java/org/greenbytes/http/sfv/OuterList.java

@@ -6,8 +6,8 @@
 /**
  * Represents a List.
  * 
- * @see <a href= "https://www.rfc-editor.org/rfc/rfc8941.html#list">Section 3.1
- *      of RFC 8941</a>
+ * @see <a href= "https://www.rfc-editor.org/rfc/rfc9651.html#list">Section 3.1
+ *      of RFC 9651</a>
  */
 public class OuterList implements Type<List<ListElement<?>>> {
 

src/main/java/org/greenbytes/http/sfv/Parameterizable.java

@@ -5,8 +5,8 @@
  * 
  * @param <T>
  *            represented Java type
- * @see <a href= "https://www.rfc-editor.org/rfc/rfc8941.html#param">Section
- *      3.1.2 of RFC 8941</a>
+ * @see <a href= "https://www.rfc-editor.org/rfc/rfc9651.html#param">Section
+ *      3.1.2 of RFC 9651</a>
  */
 public interface Parameterizable<T> extends Type<T> {
 

src/main/java/org/greenbytes/http/sfv/Parameters.java

@@ -15,8 +15,8 @@
  * Represents the Parameters of an Item or an Inner List.
  * 
  * @see <a href=
- *      "https://www.rfc-editor.org/rfc/rfc8941.html#param">Section
- *      3.1.2 of RFC 8941</a>
+ *      "https://www.rfc-editor.org/rfc/rfc9651.html#param">Section
+ *      3.1.2 of RFC 9651</a>
  */
 public class Parameters implements Map<String, Item<?>> {