[jOOQ/jOOQ#11136] Add Name.qualifierQualified() to check if a Name's qualifier (if any) is qualified as well

jOOQ/src/main/java/org/jooq/Name.java

@@ -156,10 +156,21 @@ public interface Name extends QueryPart, Comparable<Name> {
     /**
      * Whether this is a qualified name.
      * <p>
-     * This is <code>true</code> as soon as {@link #getName()} has a length of more than <code>1</code>.
+     * This is <code>true</code> as soon as {@link #getName()} has a length of
+     * more than <code>1</code> and {@link #qualifier()} is not null.
      */
     boolean qualified();
 
+    /**
+     * Whether this is a qualified name and the {@link #qualifier()} is also a
+     * qualified name.
+     * <p>
+     * This is <code>true</code> as soon as {@link #getName()} has a length of
+     * more than <code>2</code> and {@link #qualifier()} is not null and its
+     * {@link #qualified()} property is also true.
+     */
+    boolean qualifierQualified();
+
     /**
      * This name's qualifier (if it is {@link #qualified()}), or <code>null</code>.
      */

jOOQ/src/main/java/org/jooq/impl/QualifiedName.java

@@ -192,6 +192,11 @@ final class QualifiedName extends AbstractName {
         return qualifiedName.length > 1;
     }
 
+    @Override
+    public final boolean qualifierQualified() {
+        return qualifiedName.length > 2;
+    }
+
     @Override
     public final Name qualifier() {
         if (qualifiedName.length <= 1)

jOOQ/src/main/java/org/jooq/impl/UnqualifiedName.java

@@ -106,6 +106,11 @@ final class UnqualifiedName extends AbstractName {
         return false;
     }
 
+    @Override
+    public final boolean qualifierQualified() {
+        return false;
+    }
+
     @Override
     public final Name qualifier() {
         return null;