More DB ListenerAdapter abstract to force isDisposed implementation

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

diff --git a/bundles/org.simantics.db.common/src/org/simantics/db/common/procedure/adapter/SyncListenerAdapter.java b/bundles/org.simantics.db.common/src/org/simantics/db/common/procedure/adapter/SyncListenerAdapter.java
index 0b8b99208366b074634332d0e079c66606d697f0..b5bdb5bca8005f89941655e68aa9d2636cc775aa 100644 (file)
--- a/bundles/org.simantics.db.common/src/org/simantics/db/common/procedure/adapter/SyncListenerAdapter.java
+++ b/bundles/org.simantics.db.common/src/org/simantics/db/common/procedure/adapter/SyncListenerAdapter.java
@@ -14,7 +14,7 @@ package org.simantics.db.common.procedure.adapter;
 import org.simantics.db.ReadGraph;
 import org.simantics.db.procedure.SyncListener;
 
-public class SyncListenerAdapter<T> implements SyncListener<T> {
+public abstract class SyncListenerAdapter<T> implements SyncListener<T> {
 
     @Override
     public void exception(ReadGraph graph, Throwable t) {
@@ -25,8 +25,6 @@ public class SyncListenerAdapter<T> implements SyncListener<T> {
     }
 
     @Override
-    public boolean isDisposed() {
-        return false;
-    }
+    public abstract boolean isDisposed();
 
 }