MNEMONIC-262: Make the interface OutputSession computable

Author: Wang, Gang(Gary)

mnemonic-sessions/src/main/java/org/apache/mnemonic/sessions/DurableOutputSession.java

@@ -32,7 +32,7 @@
 import org.apache.commons.lang3.tuple.Pair;
 
 public abstract class DurableOutputSession<V, A extends RestorableAllocator<A>>
-    implements OutputSession<V, A>, DurableComputable<A> {
+    implements OutputSession<V, A> {
 
   private long poolSize;
   private String serviceName;

mnemonic-sessions/src/main/java/org/apache/mnemonic/sessions/OutputSession.java

@@ -23,7 +23,7 @@
 import org.apache.mnemonic.RestorableAllocator;
 
 public interface OutputSession<V, A extends RestorableAllocator<A>>
-    extends ObjectCreator<V, A>, Closeable {
+    extends ObjectCreator<V, A>, DurableComputable<A>, Closeable {
 
   void post(V v);