More DB ListenerAdapter abstract to force isDisposed implementation

[simantics/platform.git] / bundles / org.simantics.db.common / src / org / simantics / db / common / procedure / adapter / SyncMultiListenerAdapter.java

diff --git a/bundles/org.simantics.db.common/src/org/simantics/db/common/procedure/adapter/SyncMultiListenerAdapter.java b/bundles/org.simantics.db.common/src/org/simantics/db/common/procedure/adapter/SyncMultiListenerAdapter.java
index a868613497e2f6d3c61a2b62e91d22827f541de9..53903b61ea128cff390dc66dd152222213924f63 100644 (file)
--- a/bundles/org.simantics.db.common/src/org/simantics/db/common/procedure/adapter/SyncMultiListenerAdapter.java
+++ b/bundles/org.simantics.db.common/src/org/simantics/db/common/procedure/adapter/SyncMultiListenerAdapter.java
@@ -14,7 +14,7 @@ package org.simantics.db.common.procedure.adapter;
 import org.simantics.db.ReadGraph;
 import org.simantics.db.procedure.SyncMultiListener;
 
-public class SyncMultiListenerAdapter<T> implements SyncMultiListener<T> {
+public abstract class SyncMultiListenerAdapter<T> implements SyncMultiListener<T> {
 
     @Override
     public void exception(ReadGraph graph, Throwable t) {
@@ -29,8 +29,6 @@ public class SyncMultiListenerAdapter<T> implements SyncMultiListener<T> {
     }
 
     @Override
-    public boolean isDisposed() {
-        return false;
-    }
+    public abstract boolean isDisposed();
 
 }