add missing jdoc for hibernate.discriminator.force_in_select setting

hibernate-core/src/main/java/org/hibernate/boot/MetadataBuilder.java

@@ -245,7 +245,7 @@ public interface MetadataBuilder {
 
 	/**
 	 * For entities which do not explicitly say, should we force discriminators into
-	 * SQL selects?  The (historical) default is {@code false}
+	 * SQL selects?  The (historical) default is {@code false}.
 	 * <p>
 	 * Its default is defined by the {@value org.hibernate.cfg.AvailableSettings#FORCE_DISCRIMINATOR_IN_SELECTS_BY_DEFAULT}
 	 * setting if using property-based configuration.

hibernate-core/src/main/java/org/hibernate/cfg/MappingSettings.java

@@ -507,7 +507,17 @@ public interface MappingSettings {
 	String TRANSFORM_HBM_XML_FEATURE_HANDLING = "hibernate.transform_hbm_xml.unsupported_feature_handling";
 
 	/**
+	 * Specifies that Hibernate should always restrict by discriminator values in
+	 * SQL {@code select} statements, even when querying the root entity of an
+	 * entity inheritance hierarchy.
+	 * <p>
+	 * By default, Hibernate only restricts by discriminator values when querying
+	 * a subtype, or when the root entity is explicitly annotated
+	 * {@link org.hibernate.annotations.DiscriminatorOptions#force
+	 * DiscriminatorOptions(force=true)}.
+	 *
 	 * @see org.hibernate.boot.MetadataBuilder#enableImplicitForcingOfDiscriminatorsInSelect
+	 * @see org.hibernate.annotations.DiscriminatorOptions#force
 	 *
 	 * @settingDefault {@code false}
 	 */

hibernate-core/src/main/java/org/hibernate/mapping/PersistentClass.java

@@ -251,7 +251,7 @@ public abstract class PersistentClass implements IdentifiableTypeClass, Attribut
 	 */
 	public List<Subclass> getSubclasses() {
 		@SuppressWarnings("unchecked")
-		List<Subclass>[] subclassLists = new List[subclasses.size() + 1];
+		final List<Subclass>[] subclassLists = new List[subclasses.size() + 1];
 		int j;
 		for (j = 0; j < subclasses.size(); j++) {
 			subclassLists[j] = subclasses.get(j).getSubclasses();