don't print stack traces when stopping or stopped (#1414)

Co-authored-by: colin <[email protected]>

(cherry picked from commit 9c3b38a)

Author: colinwerner

activemq-http/src/main/java/org/apache/activemq/transport/http/HttpClientTransport.java

@@ -206,7 +206,11 @@ public void run() {
                     stream.close();
                 }
             } catch (Exception e) { // handle RuntimeException from unmarshal
-                onException(IOExceptionSupport.create("Failed to perform GET on: " + remoteUrl + " Reason: " + e.getMessage(), e));
+                if (isStopped() || isStopping()) {
+                    LOG.debug("While stopping/stopped failed to perform GET on: " + remoteUrl);
+                } else {
+                    onException(IOExceptionSupport.create("Failed to perform GET on: " + remoteUrl + " Reason: " + e.getMessage(), e));
+                }
                 break;
             } finally {
                 if (answer != null) {