Move friend-related functionality into the database.

[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 c611eea..127b90c 100644 (file)
--- a/src/main/java/net/pterodactylus/sone/database/memory/MemoryDatabase.java
+++ b/src/main/java/net/pterodactylus/sone/database/memory/MemoryDatabase.java
@@ -21,13 +21,13 @@ import static com.google.common.base.Optional.fromNullable;
 import static com.google.common.base.Preconditions.checkNotNull;
 import static com.google.common.base.Predicates.not;
 import static com.google.common.collect.FluentIterable.from;
-import static java.util.Collections.unmodifiableCollection;
 import static net.pterodactylus.sone.data.Reply.TIME_COMPARATOR;
 import static net.pterodactylus.sone.data.Sone.LOCAL_SONE_FILTER;
 import static net.pterodactylus.sone.data.Sone.toAllAlbums;
 import static net.pterodactylus.sone.data.Sone.toAllImages;
 
 import java.util.Collection;
+import java.util.Collections;
 import java.util.Comparator;
 import java.util.HashMap;
 import java.util.HashSet;
@@ -56,6 +56,7 @@ import net.pterodactylus.sone.database.SoneProvider;
 import net.pterodactylus.util.config.Configuration;
 import net.pterodactylus.util.config.ConfigurationException;
 
+import com.google.common.base.Function;
 import com.google.common.base.Optional;
 import com.google.common.base.Predicate;
 import com.google.common.collect.HashMultimap;
@@ -117,6 +118,7 @@ public class MemoryDatabase extends AbstractService implements Database {
        private final Multimap<String, Image> soneImages = HashMultimap.create();
 
        private final MemoryBookmarkDatabase memoryBookmarkDatabase;
+       private final MemoryFriendDatabase memoryFriendDatabase;
 
        /**
         * Creates a new memory database.
@@ -133,6 +135,7 @@ public class MemoryDatabase extends AbstractService implements Database {
                this.configurationLoader = new ConfigurationLoader(configuration);
                memoryBookmarkDatabase =
                                new MemoryBookmarkDatabase(this, configurationLoader);
+               memoryFriendDatabase = new MemoryFriendDatabase(configurationLoader);
        }
 
        //
@@ -239,6 +242,16 @@ public class MemoryDatabase extends AbstractService implements Database {
        }
 
        @Override
+       public Function<String, Optional<Sone>> soneLoader() {
+               return new Function<String, Optional<Sone>>() {
+                       @Override
+                       public Optional<Sone> apply(String soneId) {
+                               return getSone(soneId);
+                       }
+               };
+       }
+
+       @Override
        public Optional<Sone> getSone(String soneId) {
                lock.readLock().lock();
                try {
@@ -279,6 +292,38 @@ public class MemoryDatabase extends AbstractService implements Database {
                }
        }
 
+       @Override
+       public Collection<String> getFriends(Sone localSone) {
+               if (!localSone.isLocal()) {
+                       return Collections.emptySet();
+               }
+               return memoryFriendDatabase.getFriends(localSone.getId());
+       }
+
+       @Override
+       public boolean isFriend(Sone localSone, String friendSoneId) {
+               if (!localSone.isLocal()) {
+                       return false;
+               }
+               return memoryFriendDatabase.isFriend(localSone.getId(), friendSoneId);
+       }
+
+       @Override
+       public void addFriend(Sone localSone, String friendSoneId) {
+               if (!localSone.isLocal()) {
+                       return;
+               }
+               memoryFriendDatabase.addFriend(localSone.getId(), friendSoneId);
+       }
+
+       @Override
+       public void removeFriend(Sone localSone, String friendSoneId) {
+               if (!localSone.isLocal()) {
+                       return;
+               }
+               memoryFriendDatabase.removeFriend(localSone.getId(), friendSoneId);
+       }
+
        //
        // POSTPROVIDER METHODS
        //