Store album relationships.

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

diff --git a/src/main/java/net/pterodactylus/sone/database/memory/MemoryDatabase.java b/src/main/java/net/pterodactylus/sone/database/memory/MemoryDatabase.java
index bc96715..c778de2 100644 (file)
--- a/src/main/java/net/pterodactylus/sone/database/memory/MemoryDatabase.java
+++ b/src/main/java/net/pterodactylus/sone/database/memory/MemoryDatabase.java
@@ -35,6 +35,7 @@ import java.util.concurrent.locks.ReadWriteLock;
 import java.util.concurrent.locks.ReentrantReadWriteLock;
 
 import net.pterodactylus.sone.data.Album;
+import net.pterodactylus.sone.data.Image;
 import net.pterodactylus.sone.data.Post;
 import net.pterodactylus.sone.data.PostReply;
 import net.pterodactylus.sone.data.Reply;
@@ -49,6 +50,8 @@ import net.pterodactylus.util.config.Configuration;
 import net.pterodactylus.util.config.ConfigurationException;
 
 import com.google.common.base.Optional;
+import com.google.common.collect.ArrayListMultimap;
+import com.google.common.collect.ListMultimap;
 import com.google.common.collect.SortedSetMultimap;
 import com.google.common.collect.TreeMultimap;
 import com.google.common.util.concurrent.AbstractService;
@@ -101,6 +104,10 @@ public class MemoryDatabase extends AbstractService implements Database {
        private final Set<String> knownPostReplies = new HashSet<String>();
 
        private final Map<String, Album> allAlbums = new HashMap<String, Album>();
+       private final ListMultimap<String, String> albumChildren = ArrayListMultimap.create();
+       private final ListMultimap<String, String> albumImages = ArrayListMultimap.create();
+
+       private final Map<String, Image> allImages = new HashMap<String, Image>();
 
        /**
         * Creates a new memory database.
@@ -438,6 +445,7 @@ public class MemoryDatabase extends AbstractService implements Database {
                lock.writeLock().lock();
                try {
                        allAlbums.put(album.getId(), album);
+                       albumChildren.put(album.getParent().getId(), album.getId());
                } finally {
                        lock.writeLock().unlock();
                }
@@ -448,6 +456,47 @@ public class MemoryDatabase extends AbstractService implements Database {
                lock.writeLock().lock();
                try {
                        allAlbums.remove(album.getId());
+                       albumChildren.remove(album.getParent().getId(), album.getId());
+               } finally {
+                       lock.writeLock().unlock();
+               }
+       }
+
+       //
+       // IMAGEPROVIDER METHODS
+       //
+
+       @Override
+       public Optional<Image> getImage(String imageId) {
+               lock.readLock().lock();
+               try {
+                       return fromNullable(allImages.get(imageId));
+               } finally {
+                       lock.readLock().unlock();
+               }
+       }
+
+       //
+       // IMAGESTORE METHODS
+       //
+
+       @Override
+       public void storeImage(Image image) {
+               lock.writeLock().lock();
+               try {
+                       allImages.put(image.getId(), image);
+                       albumImages.put(image.getAlbum().getId(), image.getId());
+               } finally {
+                       lock.writeLock().unlock();
+               }
+       }
+
+       @Override
+       public void removeImage(Image image) {
+               lock.writeLock().lock();
+               try {
+                       allImages.remove(image.getId());
+                       albumImages.remove(image.getAlbum().getId(), image.getId());
                } finally {
                        lock.writeLock().unlock();
                }