Made DB ListenerAdapter abstract to force isDisposed implementation

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

diff --git a/bundles/org.simantics.db.common/src/org/simantics/db/common/procedure/adapter/ListenerAdapter.java b/bundles/org.simantics.db.common/src/org/simantics/db/common/procedure/adapter/ListenerAdapter.java
index 6959236d6c03e78c5da2afc36adf25e13b6f0ec0..ab681f8ef8168be1794dccda90e56fc80db5a446 100644 (file)
--- a/bundles/org.simantics.db.common/src/org/simantics/db/common/procedure/adapter/ListenerAdapter.java
+++ b/bundles/org.simantics.db.common/src/org/simantics/db/common/procedure/adapter/ListenerAdapter.java
@@ -13,7 +13,7 @@ package org.simantics.db.common.procedure.adapter;
 
 import org.simantics.db.procedure.Listener;
 
-public class ListenerAdapter<T> implements Listener<T> {
+public abstract class ListenerAdapter<T> implements Listener<T> {
 
     @Override
     public void exception(Throwable t) {
@@ -24,8 +24,6 @@ public class ListenerAdapter<T> implements Listener<T> {
     }
 
     @Override
-    public boolean isDisposed() {
-        return false;
-    }
+    public abstract boolean isDisposed();
 
 }