Made DB ListenerAdapter abstract to force isDisposed implementation

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

diff --git a/bundles/org.simantics.db.common/src/org/simantics/db/common/procedure/adapter/AsyncListenerAdapter.java b/bundles/org.simantics.db.common/src/org/simantics/db/common/procedure/adapter/AsyncListenerAdapter.java
index 3f4d95a0e3307f8d4dbf37051fadfa17c06549bf..0046e413d75e3173116ebbeb0b5ebaf3ae94f21c 100644 (file)
--- a/bundles/org.simantics.db.common/src/org/simantics/db/common/procedure/adapter/AsyncListenerAdapter.java
+++ b/bundles/org.simantics.db.common/src/org/simantics/db/common/procedure/adapter/AsyncListenerAdapter.java
@@ -14,7 +14,7 @@ package org.simantics.db.common.procedure.adapter;
 import org.simantics.db.AsyncReadGraph;
 import org.simantics.db.procedure.AsyncListener;
 
-public class AsyncListenerAdapter<T> implements AsyncListener<T> {
+public abstract class AsyncListenerAdapter<T> implements AsyncListener<T> {
 
     @Override
     public void exception(AsyncReadGraph graph, Throwable t) {
@@ -25,8 +25,6 @@ public class AsyncListenerAdapter<T> implements AsyncListener<T> {
     }
 
     @Override
-    public boolean isDisposed() {
-        return false;
-    }
+    public abstract boolean isDisposed();
 
 }