Add method to notify sink when a source has updated its metadata.

[sonitus.git] / src / main / java / net / pterodactylus / sonitus / data / filter / ExternalFilter.java

diff --git a/src/main/java/net/pterodactylus/sonitus/data/filter/ExternalFilter.java b/src/main/java/net/pterodactylus/sonitus/data/filter/ExternalFilter.java
index 3bfb774..3452c76 100644 (file)
--- a/src/main/java/net/pterodactylus/sonitus/data/filter/ExternalFilter.java
+++ b/src/main/java/net/pterodactylus/sonitus/data/filter/ExternalFilter.java
@@ -130,6 +130,11 @@ public abstract class ExternalFilter implements Filter {
                }
        }
 
+       @Override
+       public void metadataUpdated() {
+               /* ignore. */
+       }
+
        //
        // SUBCLASS METHODS
        //