Override Object.hashCode() and Object.equals().

[demoscenemusic.git] / src / main / java / net / pterodactylus / demoscenemusic / data / DefaultTrackDerivative.java

diff --git a/src/main/java/net/pterodactylus/demoscenemusic/data/DefaultTrackDerivative.java b/src/main/java/net/pterodactylus/demoscenemusic/data/DefaultTrackDerivative.java
index dde5a3e..28fe97f 100644 (file)
--- a/src/main/java/net/pterodactylus/demoscenemusic/data/DefaultTrackDerivative.java
+++ b/src/main/java/net/pterodactylus/demoscenemusic/data/DefaultTrackDerivative.java
@@ -34,4 +34,27 @@ public class DefaultTrackDerivative extends DefaultBase implements TrackDerivati
                super(id);
        }
 
+       //
+       // OBJECT METHODS
+       //
+
+       /**
+        * {@inheritDoc}
+        */
+       @Override
+       public int hashCode() {
+               return getId().hashCode();
+       }
+
+       /**
+        * {@inheritDoc}
+        */
+       @Override
+       public boolean equals(Object object) {
+               if (!(object instanceof TrackDerivative)) {
+                       return false;
+               }
+               return ((TrackDerivative) object).getId().equals(getId());
+       }
+
 }