From: Robert Varga <rovarga@cisco.com>
Date: Thu, 8 Dec 2016 09:34:26 +0000 (+0100)
Subject: Remove FB suppression
X-Git-Tag: release/carbon~369
X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?p=controller.git;a=commitdiff_plain;h=ca8bd9ab89b808ea1008ccf07c389097430bc911

Remove FB suppression

Using .remove() instead of .poll() makes FB  shut up,
because the return value is not used for signalling
queue state.

Change-Id: I0aefc0eb7ede948b8311d12c6307137532018386
Signed-off-by: Robert Varga <rovarga@cisco.com>
---

diff --git a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/ShardDataTree.java b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/ShardDataTree.java
index 5b015ead9a..8832cd6d1f 100644
--- a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/ShardDataTree.java
+++ b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/ShardDataTree.java
@@ -749,7 +749,6 @@ public class ShardDataTree extends ShardDataTreeTransactionParent {
         }
     }
 
-    @SuppressFBWarnings(value = "RV_RETURN_VALUE_IGNORED", justification = "See inline comment below.")
     void startAbort(final SimpleShardDataTreeCohort cohort) {
         final Iterator<CommitEntry> it = pendingTransactions.iterator();
         if (!it.hasNext()) {
@@ -764,10 +763,7 @@ public class ShardDataTree extends ShardDataTreeTransactionParent {
                 LOG.debug("{}: aborted head of queue {} in state {}", logContext, cohort.getIdentifier(),
                     cohort.getIdentifier());
 
-                // The suppression of the FindBugs "RV_RETURN_VALUE_IGNORED" warning pertains to this line. In
-                // this case, we've already obtained the head of the queue above via the Iterator and we just want to
-                // remove it here.
-                pendingTransactions.poll();
+                pendingTransactions.remove();
                 processNextTransaction();
             } else {
                 LOG.warn("{}: transaction {} is committing, skipping abort", logContext, cohort.getIdentifier());