@@ -0,0 +1,17 @@
+package se.michaelthelin.spotify.model_objects.interfaces;
+
+/**
+ * Represents an object that has a total count.
+ *
+ * <p>This interface is implemented by objects that provide a total count of items,
+ * such as paging objects, followers, and playlist item information.
+ */
+public interface IHasTotal {
+  /**
+   * Get the total count.
+   *
+   * @return The total count, or {@code null} if not available.
+   */
+  Integer getTotal();
+}
+
@@ -88,6 +88,13 @@ public interface IPlaylist {
    */
   Boolean getIsPublicAccess();
 
+  /**
+   * Get information about the items in the playlist. The concrete type depends on the specific playlist object type.
+   *
+   * @return Item information containing total count.
+   */
+  IHasTotal getItems();
+
   /**
    * Get the snapshot ID, the version identifier for the current playlist. Can be supplied in other requests to target
    * a specific playlist version.
 
@@ -3,12 +3,13 @@
 import com.fasterxml.jackson.databind.annotation.JsonDeserialize;
 import com.google.gson.JsonObject;
 import se.michaelthelin.spotify.model_objects.AbstractModelObject;
+import se.michaelthelin.spotify.model_objects.interfaces.IHasTotal;
 
 /**
  * Retrieve information about Playlist Track Information objects by building instances from this class.
  */
 @JsonDeserialize(builder = PlaylistTracksInformation.Builder.class)
-public class PlaylistTracksInformation extends AbstractModelObject {
+public class PlaylistTracksInformation extends AbstractModelObject implements IHasTotal {
   /** A link to the Web API endpoint where full details of the playlist's tracks can be retrieved. */
   private final String href;
   /** Number of tracks in the playlist. */
 
@@ -3,6 +3,7 @@
 import com.fasterxml.jackson.databind.annotation.JsonDeserialize;
 import com.google.gson.JsonObject;
 import se.michaelthelin.spotify.model_objects.AbstractModelObject;
+import se.michaelthelin.spotify.model_objects.interfaces.IHasTotal;
 
 import java.lang.reflect.ParameterizedType;
 import java.util.Arrays;
@@ -16,7 +17,7 @@
  * @param <T> The type of the objects contained in a paging object.
  */
 @JsonDeserialize(builder = Paging.Builder.class)
-public class Paging<T> extends AbstractModelObject {
+public class Paging<T> extends AbstractModelObject implements IHasTotal {
   /** The Spotify Web API endpoint URL. */
   private final String href;
   /** Array of items in the paging object. */
 
@@ -3,6 +3,7 @@
 import com.fasterxml.jackson.databind.annotation.JsonDeserialize;
 import com.google.gson.JsonObject;
 import se.michaelthelin.spotify.model_objects.AbstractModelObject;
+import se.michaelthelin.spotify.model_objects.interfaces.IHasTotal;
 
 import java.lang.reflect.ParameterizedType;
 import java.util.Arrays;
@@ -16,7 +17,7 @@
  * @param <T> The type of the objects contained in a paging object.
  */
 @JsonDeserialize(builder = PagingCursorbased.Builder.class)
-public class PagingCursorbased<T> extends AbstractModelObject {
+public class PagingCursorbased<T> extends AbstractModelObject implements IHasTotal {
   /** The Spotify Web API endpoint URL. */
   private final String href;
   /** Array of items in the paging object. */