Add bookmark management.

diff --git a/src/main/java/net/pterodactylus/sone/core/Core.java b/src/main/java/net/pterodactylus/sone/core/Core.java
index 5da3bac..7dc398e 100644 (file)
--- a/src/main/java/net/pterodactylus/sone/core/Core.java
+++ b/src/main/java/net/pterodactylus/sone/core/Core.java
@@ -158,6 +158,10 @@ public class Core implements IdentityListener, UpdateListener {
        /** All known replies. */
        private Set<String> knownReplies = new HashSet<String>();
 
+       /** All bookmarked posts. */
+       /* synchronize access on itself. */
+       private Set<String> bookmarkedPosts = new HashSet<String>();
+
        /** Trusted identities, sorted by own identities. */
        private Map<OwnIdentity, Set<Identity>> trustedIdentities = Collections.synchronizedMap(new HashMap<OwnIdentity, Set<Identity>>());
 
@@ -674,6 +678,50 @@ public class Core implements IdentityListener, UpdateListener {
                return sones;
        }
 
+       /**
+        * Returns whether the given post is bookmarked.
+        *
+        * @param post
+        *            The post to check
+        * @return {@code true} if the given post is bookmarked, {@code false}
+        *         otherwise
+        */
+       public boolean isBookmarked(Post post) {
+               return isPostBookmarked(post.getId());
+       }
+
+       /**
+        * Returns whether the post with the given ID is bookmarked.
+        *
+        * @param id
+        *            The ID of the post to check
+        * @return {@code true} if the post with the given ID is bookmarked,
+        *         {@code false} otherwise
+        */
+       public boolean isPostBookmarked(String id) {
+               synchronized (bookmarkedPosts) {
+                       return bookmarkedPosts.contains(id);
+               }
+       }
+
+       /**
+        * Returns all currently known bookmarked posts.
+        *
+        * @return All bookmarked posts
+        */
+       public Set<Post> getBookmarkedPosts() {
+               Set<Post> posts = new HashSet<Post>();
+               synchronized (bookmarkedPosts) {
+                       for (String bookmarkedPostId : bookmarkedPosts) {
+                               Post post = getPost(bookmarkedPostId, false);
+                               if (post != null) {
+                                       posts.add(post);
+                               }
+                       }
+               }
+               return posts;
+       }
+
        //
        // ACTIONS
        //
@@ -1432,6 +1480,50 @@ public class Core implements IdentityListener, UpdateListener {
        }
 
        /**
+        * Bookmarks the given post.
+        *
+        * @param post
+        *            The post to bookmark
+        */
+       public void bookmark(Post post) {
+               bookmarkPost(post.getId());
+       }
+
+       /**
+        * Bookmarks the post with the given ID.
+        *
+        * @param id
+        *            The ID of the post to bookmark
+        */
+       public void bookmarkPost(String id) {
+               synchronized (bookmarkedPosts) {
+                       bookmarkedPosts.add(id);
+               }
+       }
+
+       /**
+        * Removes the given post from the bookmarks.
+        *
+        * @param post
+        *            The post to unbookmark
+        */
+       public void unbookmark(Post post) {
+               unbookmarkPost(post.getId());
+       }
+
+       /**
+        * Removes the post with the given ID from the bookmarks.
+        *
+        * @param id
+        *            The ID of the post to unbookmark
+        */
+       public void unbookmarkPost(String id) {
+               synchronized (bookmarkedPosts) {
+                       bookmarkedPosts.remove(id);
+               }
+       }
+
+       /**
         * Creates a new reply.
         *
         * @param sone
@@ -1587,6 +1679,15 @@ public class Core implements IdentityListener, UpdateListener {
                                configuration.getStringValue("KnownReplies/" + replyCounter + "/ID").setValue(null);
                        }
 
+                       /* save bookmarked posts. */
+                       int bookmarkedPostCounter = 0;
+                       synchronized (bookmarkedPosts) {
+                               for (String bookmarkedPostId : bookmarkedPosts) {
+                                       configuration.getStringValue("Bookmarks/Post/" + bookmarkedPostCounter++ + "/ID").setValue(bookmarkedPostId);
+                               }
+                       }
+                       configuration.getStringValue("Bookmarks/Post/" + bookmarkedPostCounter++ + "/ID").setValue(null);
+
                        /* now save it. */
                        configuration.save();
 
@@ -1677,6 +1778,18 @@ public class Core implements IdentityListener, UpdateListener {
                        }
                }
 
+               /* load bookmarked posts. */
+               int bookmarkedPostCounter = 0;
+               while (true) {
+                       String bookmarkedPostId = configuration.getStringValue("Bookmarks/Post/" + bookmarkedPostCounter++ + "/ID").getValue(null);
+                       if (bookmarkedPostId == null) {
+                               break;
+                       }
+                       synchronized (bookmarkedPosts) {
+                               bookmarkedPosts.add(bookmarkedPostId);
+                       }
+               }
+
        }
 
        /**