1 files changed, 40 insertions, 0 deletions
diff --git a/WordPress/src/main/java/org/wordpress/android/ui/reader/models/ReaderBlogIdPostIdList.java b/WordPress/src/main/java/org/wordpress/android/ui/reader/models/ReaderBlogIdPostIdList.java
new file mode 100644
index 000000000..a19eec5be
--- /dev/null
+++ b/WordPress/src/main/java/org/wordpress/android/ui/reader/models/ReaderBlogIdPostIdList.java
@@ -0,0 +1,40 @@
+package org.wordpress.android.ui.reader.models;
+
+import java.io.Serializable;
+import java.util.ArrayList;
+
+public class ReaderBlogIdPostIdList extends ArrayList<ReaderBlogIdPostId>
+                                    implements Serializable {
+
+    private static final long serialVersionUID = 0L;
+
+    public ReaderBlogIdPostIdList() {
+        super();
+    }
+
+    /*
+     * when Android serializes any ArrayList descendant, it does so as an ArrayList
+     * rather than its actual class - use this to convert the serialized list back
+     * into a ReaderBlogIdPostIdList
+     */
+    @SuppressWarnings("unused")
+    public ReaderBlogIdPostIdList(Serializable serializedList) {
+        super();
+        if (serializedList != null && serializedList instanceof ArrayList) {
+            //noinspection unchecked
+            ArrayList<ReaderBlogIdPostId> list = (ArrayList<ReaderBlogIdPostId>) serializedList;
+            for (ReaderBlogIdPostId idPair: list) {
+                this.add(idPair);
+            }
+        }
+    }
+
+    public int indexOf(long blogId, long postId) {
+        for (int i = 0; i < this.size(); i++) {
+            if (this.get(i).getBlogId() == blogId && this.get(i).getPostId() == postId) {
+                return i;
+            }
+        }
+        return -1;
+    }
+}