core/src/main/java/org/infinispan/util/concurrent/CommandAckCollector.java
/**
       * Invoked by the timeout executor when the timeout expires.
       * <p>
       * It completes the future with the timeout exception.
       */
Invoked by the timeout executor when the timeout expires.

It completes the future with the timeout exception.
Invoked by the timeout executor when the timeout expires . It completes the future with the timeout exception .
@Override
      public final synchronized Void call() throws Exception {
         future.completeExceptionally(createTimeoutException(id));
         return null;
      }
@ Override public final synchronized Void call ( ) throws Exception { future . completeExceptionally ( createTimeoutException ( id ) ) ; return null ; }
Invoked by the timeout executor when the timeout expires.
Invoked by the timeout executor when the timeout expires .