Bookmarking a post saves the database.

[Sone.git] / src / main / java / net / pterodactylus / sone / database / memory / MemoryBookmarkDatabase.java

diff --git a/src/main/java/net/pterodactylus/sone/database/memory/MemoryBookmarkDatabase.java b/src/main/java/net/pterodactylus/sone/database/memory/MemoryBookmarkDatabase.java
index 1aec573..aae93dd 100644 (file)
--- a/src/main/java/net/pterodactylus/sone/database/memory/MemoryBookmarkDatabase.java
+++ b/src/main/java/net/pterodactylus/sone/database/memory/MemoryBookmarkDatabase.java
@@ -21,27 +21,49 @@ public class MemoryBookmarkDatabase implements BookmarkDatabase {
 
        private final ReadWriteLock lock = new ReentrantReadWriteLock();
        private final MemoryDatabase memoryDatabase;
+       private final ConfigurationLoader configurationLoader;
        private final Set<String> bookmarkedPosts = new HashSet<String>();
 
-       public MemoryBookmarkDatabase(MemoryDatabase memoryDatabase) {
+       public MemoryBookmarkDatabase(MemoryDatabase memoryDatabase,
+                       ConfigurationLoader configurationLoader) {
                this.memoryDatabase = memoryDatabase;
+               this.configurationLoader = configurationLoader;
        }
 
-       @Override
-       public void bookmarkPost(String postId) {
+       public void start() {
+               loadBookmarkedPosts();
+       }
+
+       private void loadBookmarkedPosts() {
+               Set<String> bookmarkedPosts = configurationLoader.loadBookmarkedPosts();
                lock.writeLock().lock();
                try {
-                       bookmarkedPosts.add(postId);
+                       this.bookmarkedPosts.clear();
+                       this.bookmarkedPosts.addAll(bookmarkedPosts);
                } finally {
                        lock.writeLock().unlock();
                }
        }
 
+       public void stop() {
+               saveBookmarkedPosts();
+       }
+
+       private void saveBookmarkedPosts() {
+               lock.readLock().lock();
+               try {
+                       configurationLoader.saveBookmarkedPosts(this.bookmarkedPosts);
+               } finally {
+                       lock.readLock().unlock();
+               }
+       }
+
        @Override
        public void bookmarkPost(Post post) {
                lock.writeLock().lock();
                try {
                        bookmarkedPosts.add(post.getId());
+                       saveBookmarkedPosts();
                } finally {
                        lock.writeLock().unlock();
                }