JAL-3210 JAL-3130 can't read java.specification.version in JalviewJS

[jalview.git] / src / jalview / ws / jws2 / jabaws2 / Jws2Instance.java

diff --git a/src/jalview/ws/jws2/jabaws2/Jws2Instance.java b/src/jalview/ws/jws2/jabaws2/Jws2Instance.java
index cb8f75a..e092192 100644 (file)
--- a/src/jalview/ws/jws2/jabaws2/Jws2Instance.java
+++ b/src/jalview/ws/jws2/jabaws2/Jws2Instance.java
@@ -38,7 +38,7 @@ import compbio.data.msa.SequenceAnnotation;
 import compbio.metadata.PresetManager;
 import compbio.metadata.RunnerConfig;
 
-public class Jws2Instance
+public class Jws2Instance implements AutoCloseable
 {
   public String hosturl;
 
@@ -164,21 +164,19 @@ public class Jws2Instance
   }
 
   @Override
-  protected void finalize() throws Throwable
+  public void close()
   {
     if (service != null)
     {
       try
       {
-        Closeable svc = (Closeable) service;
-        service = null;
-        svc.close();
-      } catch (Exception e)
+        ((Closeable) service).close();
+      } catch (Throwable t)
       {
+        // ignore
       }
-      ;
     }
-    super.finalize();
+    // super.finalize();
   }
 
   public ParamDatastoreI getParamStore()