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Posted to commits@ignite.apache.org by yz...@apache.org on 2017/02/06 10:11:27 UTC

[14/32] ignite git commit: IGNITE-4612 Minor code cleanup

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/dht/preloader/GridDhtForceKeysFuture.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/dht/preloader/GridDhtForceKeysFuture.java b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/dht/preloader/GridDhtForceKeysFuture.java
index 7cbd77c..4872314 100644
--- a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/dht/preloader/GridDhtForceKeysFuture.java
+++ b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/dht/preloader/GridDhtForceKeysFuture.java
@@ -183,8 +183,7 @@ public final class GridDhtForceKeysFuture<K, V> extends GridCompoundFuture<Objec
 
                 if (type == EVT_NODE_LEFT || type == EVT_NODE_FAILED) {
                     if (mini.node().id().equals(evt.eventNode().id())) {
-                        mini.onResult(new ClusterTopologyCheckedException("Node left grid (will retry): " +
-                            evt.eventNode().id()));
+                        mini.onResult();
 
                         break;
                     }
@@ -288,7 +287,7 @@ public final class GridDhtForceKeysFuture<K, V> extends GridCompoundFuture<Objec
                     catch (IgniteCheckedException e) {
                         // Fail the whole thing.
                         if (e instanceof ClusterTopologyCheckedException)
-                            fut.onResult((ClusterTopologyCheckedException)e);
+                            fut.onResult();
                         else if (!cctx.kernalContext().isStopping())
                             fut.onResult(e);
                     }
@@ -488,9 +487,8 @@ public final class GridDhtForceKeysFuture<K, V> extends GridCompoundFuture<Objec
         }
 
         /**
-         * @param e Node failure.
          */
-        void onResult(ClusterTopologyCheckedException e) {
+        void onResult() {
             if (log.isDebugEnabled())
                 log.debug("Remote node left grid while sending or waiting for reply (will retry): " + this);
 

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/dht/preloader/GridDhtPartitionDemander.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/dht/preloader/GridDhtPartitionDemander.java b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/dht/preloader/GridDhtPartitionDemander.java
index 02c31da..3c05b78 100644
--- a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/dht/preloader/GridDhtPartitionDemander.java
+++ b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/dht/preloader/GridDhtPartitionDemander.java
@@ -180,7 +180,7 @@ public class GridDhtPartitionDemander {
         try {
             rebalanceFut.cancel();
         }
-        catch (Exception ex) {
+        catch (Exception ignored) {
             rebalanceFut.onDone(false);
         }
 
@@ -375,9 +375,9 @@ public class GridDhtPartitionDemander {
                                         if (f.get()) // Not cancelled.
                                             next.run(); // Starts next cache rebalancing (according to the order).
                                     }
-                                    catch (IgniteCheckedException ignored) {
+                                    catch (IgniteCheckedException e) {
                                         if (log.isDebugEnabled())
-                                            log.debug(ignored.getMessage());
+                                            log.debug(e.getMessage());
                                     }
                                 }
                             });
@@ -1012,7 +1012,7 @@ public class GridDhtPartitionDemander {
                             d, cctx.ioPolicy(), cctx.config().getRebalanceTimeout());
                     }
                 }
-                catch (IgniteCheckedException e) {
+                catch (IgniteCheckedException ignored) {
                     if (log.isDebugEnabled())
                         log.debug("Failed to send failover context cleanup request to node");
                 }

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/dht/preloader/GridDhtPartitionMap2.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/dht/preloader/GridDhtPartitionMap2.java b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/dht/preloader/GridDhtPartitionMap2.java
index ce36a11..7d6f272 100644
--- a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/dht/preloader/GridDhtPartitionMap2.java
+++ b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/dht/preloader/GridDhtPartitionMap2.java
@@ -21,7 +21,6 @@ import java.io.Externalizable;
 import java.io.IOException;
 import java.io.ObjectInput;
 import java.io.ObjectOutput;
-import java.util.HashMap;
 import java.util.Map;
 import java.util.Set;
 import java.util.UUID;
@@ -327,4 +326,4 @@ public class GridDhtPartitionMap2 implements Comparable<GridDhtPartitionMap2>, E
     @Override public String toString() {
         return S.toString(GridDhtPartitionMap2.class, this, "size", size());
     }
-}
\ No newline at end of file
+}

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/dht/preloader/GridDhtPartitionsExchangeFuture.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/dht/preloader/GridDhtPartitionsExchangeFuture.java b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/dht/preloader/GridDhtPartitionsExchangeFuture.java
index 2cfc0d0..a334fd5 100644
--- a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/dht/preloader/GridDhtPartitionsExchangeFuture.java
+++ b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/dht/preloader/GridDhtPartitionsExchangeFuture.java
@@ -749,7 +749,7 @@ public class GridDhtPartitionsExchangeFuture extends GridFutureAdapter<AffinityT
 
         if (crd.isLocal()) {
             if (remaining.isEmpty())
-                onAllReceived(false);
+                onAllReceived();
         }
         else
             sendPartitions(crd);
@@ -959,7 +959,7 @@ public class GridDhtPartitionsExchangeFuture extends GridFutureAdapter<AffinityT
         try {
             cctx.io().send(node, m, SYSTEM_POOL);
         }
-        catch (ClusterTopologyCheckedException e) {
+        catch (ClusterTopologyCheckedException ignored) {
             if (log.isDebugEnabled())
                 log.debug("Node left during partition exchange [nodeId=" + node.id() + ", exchId=" + exchId + ']');
         }
@@ -1213,7 +1213,7 @@ public class GridDhtPartitionsExchangeFuture extends GridFutureAdapter<AffinityT
         if (allReceived) {
             awaitSingleMapUpdates();
 
-            onAllReceived(false);
+            onAllReceived();
         }
     }
 
@@ -1256,9 +1256,8 @@ public class GridDhtPartitionsExchangeFuture extends GridFutureAdapter<AffinityT
     }
 
     /**
-     * @param discoThread If {@code true} completes future from another thread (to do not block discovery thread).
      */
-    private void onAllReceived(boolean discoThread) {
+    private void onAllReceived() {
         try {
             assert crd.isLocal();
 
@@ -1617,7 +1616,7 @@ public class GridDhtPartitionsExchangeFuture extends GridFutureAdapter<AffinityT
                             if (allReceived) {
                                 awaitSingleMapUpdates();
 
-                                onAllReceived(true);
+                                onAllReceived();
 
                                 return;
                             }
@@ -1630,7 +1629,7 @@ public class GridDhtPartitionsExchangeFuture extends GridFutureAdapter<AffinityT
                                         // It is possible that some nodes finished exchange with previous coordinator.
                                         cctx.io().send(nodeId, req, SYSTEM_POOL);
                                     }
-                                    catch (ClusterTopologyCheckedException e) {
+                                    catch (ClusterTopologyCheckedException ignored) {
                                         if (log.isDebugEnabled())
                                             log.debug("Node left during partition exchange [nodeId=" + nodeId +
                                                 ", exchId=" + exchId + ']');

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/near/GridNearGetFuture.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/near/GridNearGetFuture.java b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/near/GridNearGetFuture.java
index 6ac55f8..7f3d147 100644
--- a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/near/GridNearGetFuture.java
+++ b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/near/GridNearGetFuture.java
@@ -191,7 +191,7 @@ public final class GridNearGetFuture<K, V> extends CacheDistributedGetFutureAdap
                 if (f.node().id().equals(nodeId)) {
                     found = true;
 
-                    f.onNodeLeft(new ClusterTopologyCheckedException("Remote node left grid (will retry): " + nodeId));
+                    f.onNodeLeft();
                 }
             }
 
@@ -387,7 +387,7 @@ public final class GridNearGetFuture<K, V> extends CacheDistributedGetFutureAdap
                 catch (IgniteCheckedException e) {
                     // Fail the whole thing.
                     if (e instanceof ClusterTopologyCheckedException)
-                        fut.onNodeLeft((ClusterTopologyCheckedException) e);
+                        fut.onNodeLeft();
                     else
                         fut.onResult(e);
                 }
@@ -903,9 +903,8 @@ public final class GridNearGetFuture<K, V> extends CacheDistributedGetFutureAdap
         }
 
         /**
-         * @param e Topology exception.
          */
-        synchronized void onNodeLeft(ClusterTopologyCheckedException e) {
+        synchronized void onNodeLeft() {
             if (remapped)
                 return;
 

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/near/GridNearOptimisticSerializableTxPrepareFuture.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/near/GridNearOptimisticSerializableTxPrepareFuture.java b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/near/GridNearOptimisticSerializableTxPrepareFuture.java
index c464b36..6ff761e 100644
--- a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/near/GridNearOptimisticSerializableTxPrepareFuture.java
+++ b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/near/GridNearOptimisticSerializableTxPrepareFuture.java
@@ -125,7 +125,7 @@ public class GridNearOptimisticSerializableTxPrepareFuture extends GridNearOptim
 
                                 break;
                             }
-                            catch (GridCacheEntryRemovedException e) {
+                            catch (GridCacheEntryRemovedException ignored) {
                                 entry = ctx.cache().entryEx(entry.key(), tx.topologyVersion());
 
                                 txEntry.cached(entry);

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/near/GridNearOptimisticTxPrepareFuture.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/near/GridNearOptimisticTxPrepareFuture.java b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/near/GridNearOptimisticTxPrepareFuture.java
index b314b81..a8b6550 100644
--- a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/near/GridNearOptimisticTxPrepareFuture.java
+++ b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/near/GridNearOptimisticTxPrepareFuture.java
@@ -143,7 +143,7 @@ public class GridNearOptimisticTxPrepareFuture extends GridNearOptimisticTxPrepa
             if (tx.onePhaseCommit()) {
                 tx.markForBackupCheck();
 
-                onComplete(discoThread);
+                onComplete();
 
                 return;
             }
@@ -163,7 +163,7 @@ public class GridNearOptimisticTxPrepareFuture extends GridNearOptimisticTxPrepa
                 }
             }
 
-            onComplete(discoThread);
+            onComplete();
         }
     }
 
@@ -265,7 +265,7 @@ public class GridNearOptimisticTxPrepareFuture extends GridNearOptimisticTxPrepa
 
         ERR_UPD.compareAndSet(this, null, err);
 
-        return onComplete(false);
+        return onComplete();
     }
 
     /**
@@ -279,10 +279,9 @@ public class GridNearOptimisticTxPrepareFuture extends GridNearOptimisticTxPrepa
     /**
      * Completeness callback.
      *
-     * @param discoThread {@code True} if executed from discovery thread.
      * @return {@code True} if future was finished by this call.
      */
-    private boolean onComplete(boolean discoThread) {
+    private boolean onComplete() {
         Throwable err0 = err;
 
         if (err0 == null || tx.needCheckBackup())
@@ -732,7 +731,7 @@ public class GridNearOptimisticTxPrepareFuture extends GridNearOptimisticTxPrepa
             ERR_UPD.compareAndSet(this, null, new IgniteTxTimeoutCheckedException("Failed to acquire lock " +
                 "within provided timeout for transaction [timeout=" + tx.timeout() + ", tx=" + tx + ']'));
 
-            onComplete(false);
+            onComplete();
         }
     }
 

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/near/GridNearTxFinishFuture.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/near/GridNearTxFinishFuture.java b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/near/GridNearTxFinishFuture.java
index 9acab56..c5ee6fe 100644
--- a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/near/GridNearTxFinishFuture.java
+++ b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/distributed/near/GridNearTxFinishFuture.java
@@ -595,7 +595,7 @@ public final class GridNearTxFinishFuture<K, V> extends GridCompoundIdentityFutu
                                     ", ver=" + backup.version() + ']'));
                             }
                         }
-                        catch (ClusterTopologyCheckedException e) {
+                        catch (ClusterTopologyCheckedException ignored) {
                             mini.onNodeLeft(backupId, false);
                         }
                         catch (IgniteCheckedException e) {
@@ -766,7 +766,7 @@ public final class GridNearTxFinishFuture<K, V> extends GridCompoundIdentityFutu
                 if (!wait)
                     fut.onDone();
             }
-            catch (ClusterTopologyCheckedException e) {
+            catch (ClusterTopologyCheckedException ignored) {
                 // Remove previous mapping.
                 mappings.remove(m.node().id());
 
@@ -963,7 +963,7 @@ public final class GridNearTxFinishFuture<K, V> extends GridCompoundIdentityFutu
                                         try {
                                             cctx.io().send(backup, req, tx.ioPolicy());
                                         }
-                                        catch (ClusterTopologyCheckedException e) {
+                                        catch (ClusterTopologyCheckedException ignored) {
                                             mini.onNodeLeft(backupId, discoThread);
                                         }
                                         catch (IgniteCheckedException e) {
@@ -1092,7 +1092,7 @@ public final class GridNearTxFinishFuture<K, V> extends GridCompoundIdentityFutu
 
         /** {@inheritDoc} */
         @Override boolean onNodeLeft(UUID nodeId, boolean discoThread) {
-            return onResponse(nodeId, discoThread);
+            return onResponse(nodeId);
         }
 
         /**
@@ -1100,15 +1100,14 @@ public final class GridNearTxFinishFuture<K, V> extends GridCompoundIdentityFutu
          * @param discoThread {@code True} if executed from discovery thread.
          */
         void onDhtFinishResponse(UUID nodeId, boolean discoThread) {
-            onResponse(nodeId, discoThread);
+            onResponse(nodeId);
         }
 
         /**
          * @param nodeId Node ID.
-         * @param discoThread {@code True} if executed from discovery thread.
          * @return {@code True} if processed node response.
          */
-        private boolean onResponse(UUID nodeId, boolean discoThread) {
+        private boolean onResponse(UUID nodeId) {
             boolean done;
 
             boolean ret;

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/query/CacheQuery.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/query/CacheQuery.java b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/query/CacheQuery.java
index a7dbe2a..0cd01fb 100644
--- a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/query/CacheQuery.java
+++ b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/query/CacheQuery.java
@@ -26,7 +26,6 @@ import org.apache.ignite.cache.query.annotations.QuerySqlFunction;
 import org.apache.ignite.cache.query.annotations.QueryTextField;
 import org.apache.ignite.cluster.ClusterGroup;
 import org.apache.ignite.internal.util.lang.GridCloseableIterator;
-import org.apache.ignite.lang.IgniteClosure;
 import org.apache.ignite.lang.IgniteReducer;
 import org.jetbrains.annotations.Nullable;
 

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/query/GridCacheSqlQuery.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/query/GridCacheSqlQuery.java b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/query/GridCacheSqlQuery.java
index 8256270..ff1ac7f 100644
--- a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/query/GridCacheSqlQuery.java
+++ b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/query/GridCacheSqlQuery.java
@@ -21,11 +21,9 @@ import java.nio.ByteBuffer;
 import java.util.LinkedHashMap;
 import org.apache.ignite.IgniteCheckedException;
 import org.apache.ignite.IgniteException;
-import org.apache.ignite.IgniteException;
 import org.apache.ignite.internal.GridDirectTransient;
 import org.apache.ignite.internal.GridKernalContext;
 import org.apache.ignite.internal.binary.BinaryMarshaller;
-import org.apache.ignite.internal.binary.BinaryMarshaller;
 import org.apache.ignite.internal.util.tostring.GridToStringInclude;
 import org.apache.ignite.internal.util.typedef.F;
 import org.apache.ignite.internal.util.typedef.internal.A;

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/query/continuous/CacheContinuousQueryHandler.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/query/continuous/CacheContinuousQueryHandler.java b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/query/continuous/CacheContinuousQueryHandler.java
index 10784fc..8927fb3 100644
--- a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/query/continuous/CacheContinuousQueryHandler.java
+++ b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/query/continuous/CacheContinuousQueryHandler.java
@@ -1253,7 +1253,7 @@ public class CacheContinuousQueryHandler<K, V> implements GridContinuousHandler
                                 try {
                                     cctx.io().send(node, msg, GridIoPolicy.SYSTEM_POOL);
                                 }
-                                catch (ClusterTopologyCheckedException e) {
+                                catch (ClusterTopologyCheckedException ignored) {
                                     IgniteLogger log = ctx.log(getClass());
 
                                     if (log.isDebugEnabled())

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/transactions/IgniteTxEntry.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/transactions/IgniteTxEntry.java b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/transactions/IgniteTxEntry.java
index fde1f52..1691fd7 100644
--- a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/transactions/IgniteTxEntry.java
+++ b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/transactions/IgniteTxEntry.java
@@ -886,7 +886,7 @@ public class IgniteTxEntry implements GridPeerDeployAware, Message {
 
         key.prepareMarshal(context().cacheObjectContext());
 
-        val.marshal(ctx, context());
+        val.marshal(context());
 
         if (transferExpiryPlc) {
             if (expiryPlcBytes == null)

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/transactions/IgniteTxHandler.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/transactions/IgniteTxHandler.java b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/transactions/IgniteTxHandler.java
index eaf1c87..7b7d56f 100644
--- a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/transactions/IgniteTxHandler.java
+++ b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/transactions/IgniteTxHandler.java
@@ -527,7 +527,7 @@ public class IgniteTxHandler {
                 if (!aff1.equals(aff2))
                     return true;
             }
-            catch (IllegalStateException err) {
+            catch (IllegalStateException ignored) {
                 return true;
             }
         }
@@ -1318,7 +1318,7 @@ public class IgniteTxHandler {
                             else
                                 assert !ctx.discovery().alive(nodeId) : nodeId;
                         }
-                        catch (IgniteCheckedException e) {
+                        catch (IgniteCheckedException ignored) {
                             if (txFinishMsgLog.isDebugEnabled()) {
                                 txFinishMsgLog.debug("Failed to gain entry processor return value. [txId=" + nearTxId +
                                     ", dhtTxId=" + req.version() +
@@ -1498,7 +1498,7 @@ public class IgniteTxHandler {
 
                                     break;
                                 }
-                                catch (GridCacheEntryRemovedException e) {
+                                catch (GridCacheEntryRemovedException ignored) {
                                     if (log.isDebugEnabled())
                                         log.debug("Got entry removed exception, will retry: " + entry.txKey());
 

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/transactions/IgniteTxLocalAdapter.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/transactions/IgniteTxLocalAdapter.java b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/transactions/IgniteTxLocalAdapter.java
index 3043ecc..4bdf94a 100644
--- a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/transactions/IgniteTxLocalAdapter.java
+++ b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/transactions/IgniteTxLocalAdapter.java
@@ -1185,7 +1185,7 @@ public abstract class IgniteTxLocalAdapter extends IgniteTxAdapter implements Ig
 
                                             break;
                                         }
-                                        catch (GridCacheEntryRemovedException rmvdErr) {
+                                        catch (GridCacheEntryRemovedException ignored) {
                                             txEntry.cached(entryEx(cacheCtx, txEntry.txKey(), topVer));
                                         }
                                     }

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/transactions/IgniteTxManager.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/transactions/IgniteTxManager.java b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/transactions/IgniteTxManager.java
index 24f8ea9..a1a18fe 100644
--- a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/transactions/IgniteTxManager.java
+++ b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/transactions/IgniteTxManager.java
@@ -31,7 +31,6 @@ import java.util.UUID;
 import java.util.concurrent.ConcurrentMap;
 import org.apache.ignite.IgniteCheckedException;
 import org.apache.ignite.IgniteClientDisconnectedException;
-import org.apache.ignite.IgniteException;
 import org.apache.ignite.IgniteSystemProperties;
 import org.apache.ignite.binary.BinaryObjectException;
 import org.apache.ignite.cluster.ClusterNode;
@@ -282,7 +281,7 @@ public class IgniteTxManager extends GridCacheSharedManagerAdapter {
                 try {
                     cctx.io().send(nodeId, ackReq, GridIoPolicy.SYSTEM_POOL);
                 }
-                catch (ClusterTopologyCheckedException e) {
+                catch (ClusterTopologyCheckedException ignored) {
                     if (log.isDebugEnabled())
                         log.debug("Failed to send one phase commit ack to backup node because it left grid: " + nodeId);
                 }

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/transactions/IgniteTxStateImpl.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/transactions/IgniteTxStateImpl.java b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/transactions/IgniteTxStateImpl.java
index 09b580b..76751de 100644
--- a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/transactions/IgniteTxStateImpl.java
+++ b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/transactions/IgniteTxStateImpl.java
@@ -40,7 +40,6 @@ import org.apache.ignite.internal.util.typedef.internal.CU;
 import org.apache.ignite.internal.util.typedef.internal.S;
 import org.apache.ignite.internal.util.typedef.internal.U;
 import org.jetbrains.annotations.Nullable;
-import org.jsr166.ConcurrentLinkedHashMap;
 
 import static org.apache.ignite.cache.CacheWriteSynchronizationMode.FULL_ASYNC;
 import static org.apache.ignite.cache.CacheWriteSynchronizationMode.FULL_SYNC;

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/transactions/TxEntryValueHolder.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/transactions/TxEntryValueHolder.java b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/transactions/TxEntryValueHolder.java
index 8e2d6bd..916e4af 100644
--- a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/transactions/TxEntryValueHolder.java
+++ b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/transactions/TxEntryValueHolder.java
@@ -24,7 +24,6 @@ import org.apache.ignite.internal.IgniteCodeGeneratingFail;
 import org.apache.ignite.internal.processors.cache.CacheObject;
 import org.apache.ignite.internal.processors.cache.GridCacheContext;
 import org.apache.ignite.internal.processors.cache.GridCacheOperation;
-import org.apache.ignite.internal.processors.cache.GridCacheSharedContext;
 import org.apache.ignite.internal.util.tostring.GridToStringInclude;
 import org.apache.ignite.plugin.extensions.communication.Message;
 import org.apache.ignite.plugin.extensions.communication.MessageReader;
@@ -133,11 +132,10 @@ public class TxEntryValueHolder implements Message {
     }
 
     /**
-     * @param sharedCtx Shared cache context.
      * @param ctx Cache context.
      * @throws org.apache.ignite.IgniteCheckedException If marshaling failed.
      */
-    public void marshal(GridCacheSharedContext<?, ?> sharedCtx, GridCacheContext<?, ?> ctx)
+    public void marshal(GridCacheContext<?, ?> ctx)
         throws IgniteCheckedException {
         if (hasWriteVal && val != null)
             val.prepareMarshal(ctx.cacheObjectContext());
@@ -248,4 +246,4 @@ public class TxEntryValueHolder implements Message {
     @Override public byte fieldsCount() {
         return 3;
     }
-}
\ No newline at end of file
+}

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/main/java/org/apache/ignite/internal/processors/cacheobject/IgniteCacheObjectProcessorImpl.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/processors/cacheobject/IgniteCacheObjectProcessorImpl.java b/modules/core/src/main/java/org/apache/ignite/internal/processors/cacheobject/IgniteCacheObjectProcessorImpl.java
index 614c612..9f37f6e 100644
--- a/modules/core/src/main/java/org/apache/ignite/internal/processors/cacheobject/IgniteCacheObjectProcessorImpl.java
+++ b/modules/core/src/main/java/org/apache/ignite/internal/processors/cacheobject/IgniteCacheObjectProcessorImpl.java
@@ -231,7 +231,7 @@ public class IgniteCacheObjectProcessorImpl extends GridProcessorAdapter impleme
                 cctx.affinity().partition(obj, false) :
                 ctx.kernalContext().affinity().partition0(ctx.cacheName(), obj, null);
         }
-        catch (IgniteCheckedException e) {
+        catch (IgniteCheckedException ignored) {
             U.error(log, "Failed to get partition");
 
             return  -1;

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/main/java/org/apache/ignite/internal/processors/clock/GridClockServer.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/processors/clock/GridClockServer.java b/modules/core/src/main/java/org/apache/ignite/internal/processors/clock/GridClockServer.java
index a1900c8..8daef31 100644
--- a/modules/core/src/main/java/org/apache/ignite/internal/processors/clock/GridClockServer.java
+++ b/modules/core/src/main/java/org/apache/ignite/internal/processors/clock/GridClockServer.java
@@ -73,7 +73,7 @@ public class GridClockServer {
                 try {
                     locHost = U.getLocalHost();
                 }
-                catch (IOException e) {
+                catch (IOException ignored) {
                     locHost = InetAddress.getLoopbackAddress();
 
                     U.warn(log, "Failed to get local host address, will use loopback address: " + locHost);
@@ -219,4 +219,4 @@ public class GridClockServer {
             }
         }
     }
-}
\ No newline at end of file
+}

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/main/java/org/apache/ignite/internal/processors/datastreamer/DataStreamProcessor.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/processors/datastreamer/DataStreamProcessor.java b/modules/core/src/main/java/org/apache/ignite/internal/processors/datastreamer/DataStreamProcessor.java
index fee4dd6..81ed662 100644
--- a/modules/core/src/main/java/org/apache/ignite/internal/processors/datastreamer/DataStreamProcessor.java
+++ b/modules/core/src/main/java/org/apache/ignite/internal/processors/datastreamer/DataStreamProcessor.java
@@ -21,7 +21,6 @@ import java.util.Collection;
 import java.util.UUID;
 import java.util.concurrent.DelayQueue;
 import org.apache.ignite.IgniteCheckedException;
-import org.apache.ignite.IgniteException;
 import org.apache.ignite.internal.GridKernalContext;
 import org.apache.ignite.internal.IgniteInternalFuture;
 import org.apache.ignite.internal.IgniteInterruptedCheckedException;
@@ -437,4 +436,4 @@ public class DataStreamProcessor<K, V> extends GridProcessorAdapter {
         X.println(">>> Data streamer processor memory stats [grid=" + ctx.gridName() + ']');
         X.println(">>>   ldrsSize: " + ldrs.size());
     }
-}
\ No newline at end of file
+}

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/main/java/org/apache/ignite/internal/processors/datastreamer/DataStreamerImpl.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/processors/datastreamer/DataStreamerImpl.java b/modules/core/src/main/java/org/apache/ignite/internal/processors/datastreamer/DataStreamerImpl.java
index bb9ffdd..cf7fa41 100644
--- a/modules/core/src/main/java/org/apache/ignite/internal/processors/datastreamer/DataStreamerImpl.java
+++ b/modules/core/src/main/java/org/apache/ignite/internal/processors/datastreamer/DataStreamerImpl.java
@@ -1651,9 +1651,7 @@ public class DataStreamerImpl<K, V> implements IgniteDataStreamer<K, V>, Delayed
                 }
 
                 GridDeployment dep = null;
-                GridPeerDeployAware jobPda0 = null;
-
-                jobPda0 = jobPda;
+                GridPeerDeployAware jobPda0 = jobPda;
 
                 if (ctx.deploy().enabled() && jobPda0 != null) {
                     try {

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/main/java/org/apache/ignite/internal/processors/hadoop/HadoopClasspathUtils.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/processors/hadoop/HadoopClasspathUtils.java b/modules/core/src/main/java/org/apache/ignite/internal/processors/hadoop/HadoopClasspathUtils.java
index 7579ddb..8f7f7a8 100644
--- a/modules/core/src/main/java/org/apache/ignite/internal/processors/hadoop/HadoopClasspathUtils.java
+++ b/modules/core/src/main/java/org/apache/ignite/internal/processors/hadoop/HadoopClasspathUtils.java
@@ -69,7 +69,7 @@ public class HadoopClasspathUtils {
                 try {
                     res.add(file.toURI().toURL());
                 }
-                catch (MalformedURLException e) {
+                catch (MalformedURLException ignored) {
                     throw new IOException("Failed to convert file path to URL: " + file.getPath());
                 }
             }
@@ -421,4 +421,4 @@ public class HadoopClasspathUtils {
             return normalize(name).equals(this.name);
         }
     }
-}
\ No newline at end of file
+}

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/main/java/org/apache/ignite/internal/processors/igfs/IgfsProcessor.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/processors/igfs/IgfsProcessor.java b/modules/core/src/main/java/org/apache/ignite/internal/processors/igfs/IgfsProcessor.java
index c72140d..57bf70f 100644
--- a/modules/core/src/main/java/org/apache/ignite/internal/processors/igfs/IgfsProcessor.java
+++ b/modules/core/src/main/java/org/apache/ignite/internal/processors/igfs/IgfsProcessor.java
@@ -17,7 +17,6 @@
 
 package org.apache.ignite.internal.processors.igfs;
 
-import java.util.Set;
 import org.apache.ignite.IgniteCheckedException;
 import org.apache.ignite.IgniteFileSystem;
 import org.apache.ignite.cache.affinity.AffinityKeyMapper;
@@ -481,4 +480,4 @@ public class IgfsProcessor extends IgfsProcessorAdapter {
                 ", loc" + propName + "=" + locVal +
                 ", ggfName=" + igfsName + ']');
     }
-}
\ No newline at end of file
+}

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/main/java/org/apache/ignite/internal/processors/igfs/client/IgfsClientSizeCallable.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/processors/igfs/client/IgfsClientSizeCallable.java b/modules/core/src/main/java/org/apache/ignite/internal/processors/igfs/client/IgfsClientSizeCallable.java
index 474a940..928d65d 100644
--- a/modules/core/src/main/java/org/apache/ignite/internal/processors/igfs/client/IgfsClientSizeCallable.java
+++ b/modules/core/src/main/java/org/apache/ignite/internal/processors/igfs/client/IgfsClientSizeCallable.java
@@ -17,7 +17,6 @@
 
 package org.apache.ignite.internal.processors.igfs.client;
 
-import org.apache.ignite.igfs.IgfsFile;
 import org.apache.ignite.igfs.IgfsPath;
 import org.apache.ignite.internal.processors.igfs.IgfsContext;
 import org.apache.ignite.internal.util.typedef.internal.S;

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/main/java/org/apache/ignite/internal/processors/platform/PlatformAbstractBootstrap.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/processors/platform/PlatformAbstractBootstrap.java b/modules/core/src/main/java/org/apache/ignite/internal/processors/platform/PlatformAbstractBootstrap.java
index 8b4eb75..38cf36b 100644
--- a/modules/core/src/main/java/org/apache/ignite/internal/processors/platform/PlatformAbstractBootstrap.java
+++ b/modules/core/src/main/java/org/apache/ignite/internal/processors/platform/PlatformAbstractBootstrap.java
@@ -22,7 +22,6 @@ import org.apache.ignite.Ignition;
 import org.apache.ignite.configuration.IgniteConfiguration;
 import org.apache.ignite.internal.IgniteEx;
 import org.apache.ignite.internal.IgnitionEx;
-import org.apache.ignite.internal.logger.platform.PlatformLogger;
 import org.apache.ignite.internal.processors.platform.memory.PlatformExternalMemory;
 import org.apache.ignite.internal.processors.platform.memory.PlatformInputStream;
 import org.apache.ignite.internal.processors.resource.GridSpringResourceContext;
@@ -77,4 +76,4 @@ public abstract class PlatformAbstractBootstrap implements PlatformBootstrap {
     protected void processInput(PlatformInputStream input, IgniteConfiguration cfg) {
         // No-op.
     }
-}
\ No newline at end of file
+}

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/main/java/org/apache/ignite/internal/processors/platform/PlatformConfigurationEx.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/processors/platform/PlatformConfigurationEx.java b/modules/core/src/main/java/org/apache/ignite/internal/processors/platform/PlatformConfigurationEx.java
index 8f7c93b..1c791f1 100644
--- a/modules/core/src/main/java/org/apache/ignite/internal/processors/platform/PlatformConfigurationEx.java
+++ b/modules/core/src/main/java/org/apache/ignite/internal/processors/platform/PlatformConfigurationEx.java
@@ -17,7 +17,6 @@
 
 package org.apache.ignite.internal.processors.platform;
 
-import org.apache.ignite.internal.logger.platform.PlatformLogger;
 import org.apache.ignite.internal.processors.platform.cache.PlatformCacheExtension;
 import org.apache.ignite.internal.logger.platform.PlatformLogger;
 import org.apache.ignite.internal.processors.platform.callback.PlatformCallbackGateway;
@@ -59,4 +58,4 @@ public interface PlatformConfigurationEx {
      * @return Available cache extensions.
      */
     @Nullable public Collection<PlatformCacheExtension> cacheExtensions();
-}
\ No newline at end of file
+}

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/main/java/org/apache/ignite/internal/processors/platform/cache/PlatformCache.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/processors/platform/cache/PlatformCache.java b/modules/core/src/main/java/org/apache/ignite/internal/processors/platform/cache/PlatformCache.java
index cc09f5e..2abcc0d 100644
--- a/modules/core/src/main/java/org/apache/ignite/internal/processors/platform/cache/PlatformCache.java
+++ b/modules/core/src/main/java/org/apache/ignite/internal/processors/platform/cache/PlatformCache.java
@@ -838,16 +838,16 @@ public class PlatformCache extends PlatformAbstractTarget {
         throws IgniteCheckedException {
         switch (type) {
             case OP_QRY_SQL:
-                return runQuery(reader, readSqlQuery(reader));
+                return runQuery(readSqlQuery(reader));
 
             case OP_QRY_SQL_FIELDS:
-                return runFieldsQuery(reader, readFieldsQuery(reader));
+                return runFieldsQuery(readFieldsQuery(reader));
 
             case OP_QRY_TXT:
-                return runQuery(reader, readTextQuery(reader));
+                return runQuery(readTextQuery(reader));
 
             case OP_QRY_SCAN:
-                return runQuery(reader, readScanQuery(reader));
+                return runQuery(readScanQuery(reader));
 
             case OP_QRY_CONTINUOUS: {
                 long ptr = reader.readLong();
@@ -1180,7 +1180,7 @@ public class PlatformCache extends PlatformAbstractTarget {
     /**
      * Runs specified query.
      */
-    private PlatformQueryCursor runQuery(BinaryRawReaderEx reader, Query qry) throws IgniteCheckedException {
+    private PlatformQueryCursor runQuery(Query qry) throws IgniteCheckedException {
 
         try {
             QueryCursorEx cursor = (QueryCursorEx) cache.query(qry);
@@ -1196,7 +1196,7 @@ public class PlatformCache extends PlatformAbstractTarget {
     /**
      * Runs specified fields query.
      */
-    private PlatformFieldsQueryCursor runFieldsQuery(BinaryRawReaderEx reader, Query qry)
+    private PlatformFieldsQueryCursor runFieldsQuery(Query qry)
         throws IgniteCheckedException {
         try {
             QueryCursorEx cursor = (QueryCursorEx) cache.query(qry);

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/main/java/org/apache/ignite/internal/processors/platform/utils/PlatformUtils.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/processors/platform/utils/PlatformUtils.java b/modules/core/src/main/java/org/apache/ignite/internal/processors/platform/utils/PlatformUtils.java
index 526e222..5971b6e 100644
--- a/modules/core/src/main/java/org/apache/ignite/internal/processors/platform/utils/PlatformUtils.java
+++ b/modules/core/src/main/java/org/apache/ignite/internal/processors/platform/utils/PlatformUtils.java
@@ -674,7 +674,7 @@ public class PlatformUtils {
                 try {
                     innerMsg = e.getMessage();
                 }
-                catch (Exception innerErr) {
+                catch (Exception ignored) {
                     innerMsg = "Exception message is not available.";
                 }
 

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/main/java/org/apache/ignite/internal/processors/query/GridQueryProcessor.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/processors/query/GridQueryProcessor.java b/modules/core/src/main/java/org/apache/ignite/internal/processors/query/GridQueryProcessor.java
index 3286bac..a239ee2 100644
--- a/modules/core/src/main/java/org/apache/ignite/internal/processors/query/GridQueryProcessor.java
+++ b/modules/core/src/main/java/org/apache/ignite/internal/processors/query/GridQueryProcessor.java
@@ -490,7 +490,7 @@ public class GridQueryProcessor extends GridProcessorAdapter {
 
                 return;
             }
-            catch (InterruptedException e) {
+            catch (InterruptedException ignored) {
                 U.warn(log, "Interrupted while waiting for active queries cancellation.");
 
                 Thread.currentThread().interrupt();

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/main/java/org/apache/ignite/internal/processors/resource/GridResourceProcessor.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/processors/resource/GridResourceProcessor.java b/modules/core/src/main/java/org/apache/ignite/internal/processors/resource/GridResourceProcessor.java
index 84d07b6..6ebff42 100644
--- a/modules/core/src/main/java/org/apache/ignite/internal/processors/resource/GridResourceProcessor.java
+++ b/modules/core/src/main/java/org/apache/ignite/internal/processors/resource/GridResourceProcessor.java
@@ -20,7 +20,7 @@ package org.apache.ignite.internal.processors.resource;
 import java.lang.annotation.Annotation;
 import java.lang.reflect.InvocationTargetException;
 import java.lang.reflect.Method;
-import java.util.Collection;
+
 import org.apache.ignite.IgniteCheckedException;
 import org.apache.ignite.cache.store.CacheStoreSession;
 import org.apache.ignite.compute.ComputeJob;

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/main/java/org/apache/ignite/internal/processors/rest/handlers/cache/GridCacheCommandHandler.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/processors/rest/handlers/cache/GridCacheCommandHandler.java b/modules/core/src/main/java/org/apache/ignite/internal/processors/rest/handlers/cache/GridCacheCommandHandler.java
index a8062ca..31dac12 100644
--- a/modules/core/src/main/java/org/apache/ignite/internal/processors/rest/handlers/cache/GridCacheCommandHandler.java
+++ b/modules/core/src/main/java/org/apache/ignite/internal/processors/rest/handlers/cache/GridCacheCommandHandler.java
@@ -57,10 +57,8 @@ import org.apache.ignite.internal.processors.cache.GridCacheAdapter;
 import org.apache.ignite.internal.processors.cache.IgniteCacheProxy;
 import org.apache.ignite.internal.processors.cache.IgniteInternalCache;
 import org.apache.ignite.internal.processors.cache.query.GridCacheSqlMetadata;
-import org.apache.ignite.internal.processors.cache.transactions.IgniteInternalTx;
 import org.apache.ignite.internal.processors.rest.GridRestCommand;
 import org.apache.ignite.internal.processors.rest.GridRestResponse;
-import org.apache.ignite.internal.processors.rest.handlers.GridRestCommandHandler;
 import org.apache.ignite.internal.processors.rest.handlers.GridRestCommandHandlerAdapter;
 import org.apache.ignite.internal.processors.rest.request.GridRestCacheRequest;
 import org.apache.ignite.internal.processors.rest.request.GridRestRequest;

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/main/java/org/apache/ignite/internal/processors/rest/handlers/redis/string/GridRedisSetCommandHandler.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/processors/rest/handlers/redis/string/GridRedisSetCommandHandler.java b/modules/core/src/main/java/org/apache/ignite/internal/processors/rest/handlers/redis/string/GridRedisSetCommandHandler.java
index 8a7adf4..7caadb8 100644
--- a/modules/core/src/main/java/org/apache/ignite/internal/processors/rest/handlers/redis/string/GridRedisSetCommandHandler.java
+++ b/modules/core/src/main/java/org/apache/ignite/internal/processors/rest/handlers/redis/string/GridRedisSetCommandHandler.java
@@ -88,7 +88,7 @@ public class GridRedisSetCommandHandler extends GridRedisRestCommandHandler {
             try {
                 l.close();
             }
-            catch (IgniteException e) {
+            catch (IgniteException ignored) {
                 U.warn(log, "Failed to remove atomic long for key [" + msg.key() + "]");
             }
         }

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/main/java/org/apache/ignite/internal/processors/task/GridTaskWorker.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/processors/task/GridTaskWorker.java b/modules/core/src/main/java/org/apache/ignite/internal/processors/task/GridTaskWorker.java
index d89e80b..d18ea5f 100644
--- a/modules/core/src/main/java/org/apache/ignite/internal/processors/task/GridTaskWorker.java
+++ b/modules/core/src/main/java/org/apache/ignite/internal/processors/task/GridTaskWorker.java
@@ -1293,7 +1293,7 @@ class GridTaskWorker<T, R> extends GridWorker implements GridTimeoutObject {
                                 nodeId + ", taskName=" + ses.getTaskName() +
                                 ", taskSesId=" + ses.getId() + ", jobSesId=" + res.getJobContext().getJobId() + ']', e);
                     }
-                    catch (IgniteClientDisconnectedCheckedException e0) {
+                    catch (IgniteClientDisconnectedCheckedException ignored) {
                         if (log.isDebugEnabled())
                             log.debug("Failed to send cancel request to node, client disconnected [nodeId=" +
                                 nodeId + ", taskName=" + ses.getTaskName() + ']');

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/main/java/org/apache/ignite/internal/util/GridStripedSpinBusyLock.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/util/GridStripedSpinBusyLock.java b/modules/core/src/main/java/org/apache/ignite/internal/util/GridStripedSpinBusyLock.java
index a11b0b1..b8b9017 100644
--- a/modules/core/src/main/java/org/apache/ignite/internal/util/GridStripedSpinBusyLock.java
+++ b/modules/core/src/main/java/org/apache/ignite/internal/util/GridStripedSpinBusyLock.java
@@ -106,7 +106,7 @@ public class GridStripedSpinBusyLock {
                 try {
                     Thread.sleep(10);
                 }
-                catch (InterruptedException e) {
+                catch (InterruptedException ignored) {
                     interrupt = true;
                 }
             }

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/main/java/org/apache/ignite/internal/util/HostAndPortRange.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/util/HostAndPortRange.java b/modules/core/src/main/java/org/apache/ignite/internal/util/HostAndPortRange.java
index 60ace9c..3c63246 100644
--- a/modules/core/src/main/java/org/apache/ignite/internal/util/HostAndPortRange.java
+++ b/modules/core/src/main/java/org/apache/ignite/internal/util/HostAndPortRange.java
@@ -113,7 +113,7 @@ public class HostAndPortRange {
 
             return port;
         }
-        catch (NumberFormatException e) {
+        catch (NumberFormatException ignored) {
             throw createParseError(addrStr, errMsgPrefix, "port range contains invalid port " + portStr);
         }
     }

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/main/java/org/apache/ignite/internal/util/IgniteUtils.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/util/IgniteUtils.java b/modules/core/src/main/java/org/apache/ignite/internal/util/IgniteUtils.java
index 3dfb3c6..653302c 100644
--- a/modules/core/src/main/java/org/apache/ignite/internal/util/IgniteUtils.java
+++ b/modules/core/src/main/java/org/apache/ignite/internal/util/IgniteUtils.java
@@ -235,7 +235,6 @@ import org.jetbrains.annotations.Nullable;
 import org.jsr166.ConcurrentHashMap8;
 import sun.misc.SharedSecrets;
 import sun.misc.URLClassPath;
-import sun.misc.Unsafe;
 
 import static org.apache.ignite.IgniteSystemProperties.IGNITE_DISABLE_HOSTNAME_VERIFIER;
 import static org.apache.ignite.IgniteSystemProperties.IGNITE_HOME;
@@ -9475,7 +9474,7 @@ public abstract class IgniteUtils {
 
                 return fld;
             }
-            catch (NoSuchFieldException e) {
+            catch (NoSuchFieldException ignored) {
                 // No-op.
             }
 

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/main/java/org/apache/ignite/internal/util/StripedExecutor.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/util/StripedExecutor.java b/modules/core/src/main/java/org/apache/ignite/internal/util/StripedExecutor.java
index e9ec74b..201cb34 100644
--- a/modules/core/src/main/java/org/apache/ignite/internal/util/StripedExecutor.java
+++ b/modules/core/src/main/java/org/apache/ignite/internal/util/StripedExecutor.java
@@ -433,7 +433,7 @@ public class StripedExecutor implements ExecutorService {
                         }
                     }
                 }
-                catch (InterruptedException e) {
+                catch (InterruptedException ignored) {
                     stopping = true;
 
                     Thread.currentThread().interrupt();

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/main/java/org/apache/ignite/internal/visor/node/VisorIgfsConfiguration.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/visor/node/VisorIgfsConfiguration.java b/modules/core/src/main/java/org/apache/ignite/internal/visor/node/VisorIgfsConfiguration.java
index 9f7652b..cb10c1c 100644
--- a/modules/core/src/main/java/org/apache/ignite/internal/visor/node/VisorIgfsConfiguration.java
+++ b/modules/core/src/main/java/org/apache/ignite/internal/visor/node/VisorIgfsConfiguration.java
@@ -25,7 +25,6 @@ import java.util.Map;
 import org.apache.ignite.configuration.FileSystemConfiguration;
 import org.apache.ignite.igfs.IgfsIpcEndpointConfiguration;
 import org.apache.ignite.igfs.IgfsMode;
-import org.apache.ignite.igfs.secondary.IgfsSecondaryFileSystem;
 import org.apache.ignite.internal.LessNamingBean;
 import org.apache.ignite.internal.util.typedef.internal.S;
 import org.jetbrains.annotations.Nullable;

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/main/java/org/apache/ignite/marshaller/jdk/JdkMarshaller.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/marshaller/jdk/JdkMarshaller.java b/modules/core/src/main/java/org/apache/ignite/marshaller/jdk/JdkMarshaller.java
index 06b7109..2ecdc8e 100644
--- a/modules/core/src/main/java/org/apache/ignite/marshaller/jdk/JdkMarshaller.java
+++ b/modules/core/src/main/java/org/apache/ignite/marshaller/jdk/JdkMarshaller.java
@@ -17,7 +17,6 @@
 
 package org.apache.ignite.marshaller.jdk;
 
-import java.io.IOException;
 import java.io.InputStream;
 import java.io.ObjectInputStream;
 import java.io.ObjectOutputStream;

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/main/java/org/apache/ignite/marshaller/optimized/OptimizedClassDescriptor.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/marshaller/optimized/OptimizedClassDescriptor.java b/modules/core/src/main/java/org/apache/ignite/marshaller/optimized/OptimizedClassDescriptor.java
index 160f2c1..fd885f2 100644
--- a/modules/core/src/main/java/org/apache/ignite/marshaller/optimized/OptimizedClassDescriptor.java
+++ b/modules/core/src/main/java/org/apache/ignite/marshaller/optimized/OptimizedClassDescriptor.java
@@ -882,7 +882,7 @@ class OptimizedClassDescriptor {
 
             return new Fields(fields);
         }
-        catch (Exception e) {
+        catch (Exception ignored) {
             return fields;
         }
     }

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/main/java/org/apache/ignite/marshaller/optimized/OptimizedMarshallerUtils.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/marshaller/optimized/OptimizedMarshallerUtils.java b/modules/core/src/main/java/org/apache/ignite/marshaller/optimized/OptimizedMarshallerUtils.java
index 923f385..849afa5 100644
--- a/modules/core/src/main/java/org/apache/ignite/marshaller/optimized/OptimizedMarshallerUtils.java
+++ b/modules/core/src/main/java/org/apache/ignite/marshaller/optimized/OptimizedMarshallerUtils.java
@@ -159,7 +159,7 @@ class OptimizedMarshallerUtils {
         try {
             mapOff = GridUnsafe.objectFieldOffset(HashSet.class.getDeclaredField("map"));
         }
-        catch (NoSuchFieldException e) {
+        catch (NoSuchFieldException ignored) {
             try {
                 // Workaround for legacy IBM JRE.
                 mapOff = GridUnsafe.objectFieldOffset(HashSet.class.getDeclaredField("backingMap"));
@@ -307,7 +307,7 @@ class OptimizedMarshallerUtils {
                     }
                 }
             }
-            catch (NoSuchFieldException e) {
+            catch (NoSuchFieldException ignored) {
                 // No-op.
             }
             catch (IllegalAccessException e) {

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/main/java/org/apache/ignite/spi/communication/tcp/TcpCommunicationSpi.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/spi/communication/tcp/TcpCommunicationSpi.java b/modules/core/src/main/java/org/apache/ignite/spi/communication/tcp/TcpCommunicationSpi.java
index ae0e6f0..ddc7687 100644
--- a/modules/core/src/main/java/org/apache/ignite/spi/communication/tcp/TcpCommunicationSpi.java
+++ b/modules/core/src/main/java/org/apache/ignite/spi/communication/tcp/TcpCommunicationSpi.java
@@ -3771,7 +3771,7 @@ public class TcpCommunicationSpi extends IgniteSpiAdapter
                             e);
                     }
                 }
-                catch (IgniteClientDisconnectedException e0) {
+                catch (IgniteClientDisconnectedException ignored) {
                     if (log.isDebugEnabled())
                         log.debug("Failed to ping node, client disconnected.");
                 }

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/main/java/org/apache/ignite/spi/communication/tcp/TcpCommunicationSpiMBean.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/spi/communication/tcp/TcpCommunicationSpiMBean.java b/modules/core/src/main/java/org/apache/ignite/spi/communication/tcp/TcpCommunicationSpiMBean.java
index c56e18c..9271314 100644
--- a/modules/core/src/main/java/org/apache/ignite/spi/communication/tcp/TcpCommunicationSpiMBean.java
+++ b/modules/core/src/main/java/org/apache/ignite/spi/communication/tcp/TcpCommunicationSpiMBean.java
@@ -17,7 +17,6 @@
 
 package org.apache.ignite.spi.communication.tcp;
 
-import org.apache.ignite.internal.util.nio.GridNioServer;
 import org.apache.ignite.mxbean.MXBeanDescription;
 import org.apache.ignite.spi.IgniteSpiManagementMBean;
 

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/main/java/org/apache/ignite/spi/discovery/tcp/ClientImpl.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/spi/discovery/tcp/ClientImpl.java b/modules/core/src/main/java/org/apache/ignite/spi/discovery/tcp/ClientImpl.java
index 8928f28..6fff07f 100644
--- a/modules/core/src/main/java/org/apache/ignite/spi/discovery/tcp/ClientImpl.java
+++ b/modules/core/src/main/java/org/apache/ignite/spi/discovery/tcp/ClientImpl.java
@@ -632,7 +632,7 @@ class ClientImpl extends TcpDiscoveryImpl {
 
                 spi.writeToSocket(sock, msg, timeoutHelper.nextTimeoutChunk(spi.getSocketTimeout()));
 
-                spi.stats.onMessageSent(msg, U.currentTimeMillis() - tstamp, 0);
+                spi.stats.onMessageSent(msg, U.currentTimeMillis() - tstamp);
 
                 if (log.isDebugEnabled())
                     log.debug("Message has been sent to address [msg=" + msg + ", addr=" + addr +
@@ -1119,7 +1119,7 @@ class ClientImpl extends TcpDiscoveryImpl {
                         }
                     }
                 }
-                catch (InterruptedException e) {
+                catch (InterruptedException ignored) {
                     if (log.isDebugEnabled())
                         log.debug("Client socket writer interrupted.");
 

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/main/java/org/apache/ignite/spi/discovery/tcp/ServerImpl.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/spi/discovery/tcp/ServerImpl.java b/modules/core/src/main/java/org/apache/ignite/spi/discovery/tcp/ServerImpl.java
index 7cc35e4..f491201 100644
--- a/modules/core/src/main/java/org/apache/ignite/spi/discovery/tcp/ServerImpl.java
+++ b/modules/core/src/main/java/org/apache/ignite/spi/discovery/tcp/ServerImpl.java
@@ -18,7 +18,6 @@
 package org.apache.ignite.spi.discovery.tcp;
 
 import java.io.BufferedInputStream;
-import java.io.BufferedOutputStream;
 import java.io.IOException;
 import java.io.InputStream;
 import java.io.ObjectStreamException;
@@ -1190,7 +1189,7 @@ class ServerImpl extends TcpDiscoveryImpl {
 
                 int receipt = spi.readReceipt(sock, timeoutHelper.nextTimeoutChunk(ackTimeout0));
 
-                spi.stats.onMessageSent(msg, tstamp0 - tstamp, U.currentTimeMillis() - tstamp0);
+                spi.stats.onMessageSent(msg, tstamp0 - tstamp);
 
                 return receipt;
             }
@@ -2939,7 +2938,7 @@ class ServerImpl extends TcpDiscoveryImpl {
 
                                     int res = spi.readReceipt(sock, timeoutHelper.nextTimeoutChunk(ackTimeout0));
 
-                                    spi.stats.onMessageSent(pendingMsg, tstamp0 - tstamp, U.currentTimeMillis() - tstamp0);
+                                    spi.stats.onMessageSent(pendingMsg, tstamp0 - tstamp);
 
                                     if (log.isDebugEnabled())
                                         log.debug("Pending message has been sent to next node [msgId=" + msg.id() +
@@ -2988,7 +2987,7 @@ class ServerImpl extends TcpDiscoveryImpl {
 
                                 int res = spi.readReceipt(sock, timeoutHelper.nextTimeoutChunk(ackTimeout0));
 
-                                spi.stats.onMessageSent(msg, tstamp0 - tstamp, U.currentTimeMillis() - tstamp0);
+                                spi.stats.onMessageSent(msg, tstamp0 - tstamp);
 
                                 onMessageExchanged();
 

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/main/java/org/apache/ignite/spi/discovery/tcp/internal/TcpDiscoveryStatistics.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/spi/discovery/tcp/internal/TcpDiscoveryStatistics.java b/modules/core/src/main/java/org/apache/ignite/spi/discovery/tcp/internal/TcpDiscoveryStatistics.java
index c790644..485e7a9 100644
--- a/modules/core/src/main/java/org/apache/ignite/spi/discovery/tcp/internal/TcpDiscoveryStatistics.java
+++ b/modules/core/src/main/java/org/apache/ignite/spi/discovery/tcp/internal/TcpDiscoveryStatistics.java
@@ -309,12 +309,10 @@ public class TcpDiscoveryStatistics {
 
     /**
      * Called by coordinator when ring message is sent.
-     *
-     * @param msg Sent message.
+     *  @param msg Sent message.
      * @param time Time taken to serialize message.
-     * @param ackTime Time taken to receive message acknowledge.
      */
-    public synchronized void onMessageSent(TcpDiscoveryAbstractMessage msg, long time, long ackTime) {
+    public synchronized void onMessageSent(TcpDiscoveryAbstractMessage msg, long time) {
         assert msg != null;
         assert time >= 0 : time;
 
@@ -693,4 +691,4 @@ public class TcpDiscoveryStatistics {
     @Override public synchronized String toString() {
         return S.toString(TcpDiscoveryStatistics.class, this);
     }
-}
\ No newline at end of file
+}

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/test/java/org/apache/ignite/cache/store/jdbc/CacheJdbcPojoStoreAbstractSelfTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/cache/store/jdbc/CacheJdbcPojoStoreAbstractSelfTest.java b/modules/core/src/test/java/org/apache/ignite/cache/store/jdbc/CacheJdbcPojoStoreAbstractSelfTest.java
index 1de44f7..e890109 100644
--- a/modules/core/src/test/java/org/apache/ignite/cache/store/jdbc/CacheJdbcPojoStoreAbstractSelfTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/cache/store/jdbc/CacheJdbcPojoStoreAbstractSelfTest.java
@@ -401,8 +401,6 @@ public abstract class CacheJdbcPojoStoreAbstractSelfTest extends GridCommonAbstr
 
         Connection conn = getConnection();
         try {
-            Random rnd = new Random();
-
             PreparedStatement stmt = conn.prepareStatement("SELECT ID, ORG_ID, BIRTHDAY, NAME, GENDER FROM PERSON WHERE ID = ?");
 
             stmt.setInt(1, -1);

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/test/java/org/apache/ignite/cache/store/jdbc/CacheJdbcPojoStoreTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/cache/store/jdbc/CacheJdbcPojoStoreTest.java b/modules/core/src/test/java/org/apache/ignite/cache/store/jdbc/CacheJdbcPojoStoreTest.java
index 849cab7..4a0b1da 100644
--- a/modules/core/src/test/java/org/apache/ignite/cache/store/jdbc/CacheJdbcPojoStoreTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/cache/store/jdbc/CacheJdbcPojoStoreTest.java
@@ -25,7 +25,6 @@ import java.sql.Timestamp;
 import java.sql.Types;
 import java.util.ArrayList;
 import java.util.Collection;
-import java.util.Random;
 import java.util.UUID;
 import java.util.concurrent.ConcurrentLinkedQueue;
 import javax.cache.integration.CacheWriterException;
@@ -234,8 +233,6 @@ public class CacheJdbcPojoStoreTest extends GridAbstractCacheStoreSelfTest<Cache
     public void testLoadCache() throws Exception {
         Connection conn = store.openConnection(false);
 
-        Random rnd = new Random();
-
         PreparedStatement orgStmt = conn.prepareStatement("INSERT INTO Organization(id, name, city) VALUES (?, ?, ?)");
 
         for (int i = 0; i < ORGANIZATION_CNT; i++) {

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/test/java/org/apache/ignite/internal/ClusterGroupHostsSelfTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/internal/ClusterGroupHostsSelfTest.java b/modules/core/src/test/java/org/apache/ignite/internal/ClusterGroupHostsSelfTest.java
index bba83b9..d025192 100644
--- a/modules/core/src/test/java/org/apache/ignite/internal/ClusterGroupHostsSelfTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/internal/ClusterGroupHostsSelfTest.java
@@ -75,7 +75,7 @@ public class ClusterGroupHostsSelfTest extends GridCommonAbstractTest {
         try {
             assertEquals(0, ignite.cluster().forHost(null, null, null).nodes().size());
         }
-        catch (NullPointerException e) {
+        catch (NullPointerException ignored) {
             gotNpe = true;
         }
         finally {
@@ -99,7 +99,7 @@ public class ClusterGroupHostsSelfTest extends GridCommonAbstractTest {
         try {
             clusterHosts.add("valueShouldNotToBeAdded");
         }
-        catch (UnsupportedOperationException e) {
+        catch (UnsupportedOperationException ignored) {
             gotNpe = true;
         }
         finally {
@@ -140,4 +140,4 @@ public class ClusterGroupHostsSelfTest extends GridCommonAbstractTest {
             }
         }
     }
-}
\ No newline at end of file
+}

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/test/java/org/apache/ignite/internal/ComputeJobCancelWithServiceSelfTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/internal/ComputeJobCancelWithServiceSelfTest.java b/modules/core/src/test/java/org/apache/ignite/internal/ComputeJobCancelWithServiceSelfTest.java
index 2718ed9..7d9e69d 100644
--- a/modules/core/src/test/java/org/apache/ignite/internal/ComputeJobCancelWithServiceSelfTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/internal/ComputeJobCancelWithServiceSelfTest.java
@@ -132,7 +132,7 @@ public class ComputeJobCancelWithServiceSelfTest extends GridCommonAbstractTest
 
                             svc.hello();
                         }
-                        catch (InterruptedException e) {
+                        catch (InterruptedException ignored) {
                             // No-op.
                         }
                     }

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/test/java/org/apache/ignite/internal/GridContinuousTaskSelfTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/internal/GridContinuousTaskSelfTest.java b/modules/core/src/test/java/org/apache/ignite/internal/GridContinuousTaskSelfTest.java
index 98e3c5a..88667d9 100644
--- a/modules/core/src/test/java/org/apache/ignite/internal/GridContinuousTaskSelfTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/internal/GridContinuousTaskSelfTest.java
@@ -223,7 +223,7 @@ public class GridContinuousTaskSelfTest extends GridCommonAbstractTest {
             try {
                 jobCtx.holdcc();
             }
-            catch (IllegalStateException e) {
+            catch (IllegalStateException ignored) {
                 success = true;
                 log.info("Second holdcc() threw IllegalStateException as expected.");
             }
@@ -483,4 +483,4 @@ public class GridContinuousTaskSelfTest extends GridCommonAbstractTest {
             return results == null ? 0 : results.size();
         }
     }
-}
\ No newline at end of file
+}

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/test/java/org/apache/ignite/internal/GridEventStorageCheckAllEventsSelfTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/internal/GridEventStorageCheckAllEventsSelfTest.java b/modules/core/src/test/java/org/apache/ignite/internal/GridEventStorageCheckAllEventsSelfTest.java
index 0619391..cb04f55 100644
--- a/modules/core/src/test/java/org/apache/ignite/internal/GridEventStorageCheckAllEventsSelfTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/internal/GridEventStorageCheckAllEventsSelfTest.java
@@ -163,7 +163,7 @@ public class GridEventStorageCheckAllEventsSelfTest extends GridCommonAbstractTe
                     List<Event> evts = pullEvents(tstamp, 10);
                     return evts.get(evts.size() - 1).type() == EVT_JOB_FINISHED;
                 }
-                catch (Exception e) {
+                catch (Exception ignored) {
                     return false;
                 }
             }

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/test/java/org/apache/ignite/internal/IgniteClientReconnectApiExceptionTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/internal/IgniteClientReconnectApiExceptionTest.java b/modules/core/src/test/java/org/apache/ignite/internal/IgniteClientReconnectApiExceptionTest.java
index a5f617d..47f7d2a 100644
--- a/modules/core/src/test/java/org/apache/ignite/internal/IgniteClientReconnectApiExceptionTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/internal/IgniteClientReconnectApiExceptionTest.java
@@ -706,7 +706,7 @@ public class IgniteClientReconnectApiExceptionTest extends IgniteClientReconnect
                         try {
                             assertTrue(recvLatch.await(2, SECONDS));
                         }
-                        catch (InterruptedException e) {
+                        catch (InterruptedException ignored) {
                             fail("Message wasn't received.");
                         }
 
@@ -751,7 +751,7 @@ public class IgniteClientReconnectApiExceptionTest extends IgniteClientReconnect
                         try {
                             assertEquals(42, (int)fut.get());
                         }
-                        catch (Exception e) {
+                        catch (Exception ignored) {
                             fail("Failed submit task.");
                         }
 
@@ -864,4 +864,4 @@ public class IgniteClientReconnectApiExceptionTest extends IgniteClientReconnect
             stopAllGrids();
         }
     }
-}
\ No newline at end of file
+}

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/test/java/org/apache/ignite/internal/IgniteClientReconnectFailoverAbstractTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/internal/IgniteClientReconnectFailoverAbstractTest.java b/modules/core/src/test/java/org/apache/ignite/internal/IgniteClientReconnectFailoverAbstractTest.java
index 7e217b7..79ba739 100644
--- a/modules/core/src/test/java/org/apache/ignite/internal/IgniteClientReconnectFailoverAbstractTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/internal/IgniteClientReconnectFailoverAbstractTest.java
@@ -201,7 +201,7 @@ public abstract class IgniteClientReconnectFailoverAbstractTest extends IgniteCl
                 try {
                     barrier.await(10, SECONDS);
                 }
-                catch (TimeoutException e) {
+                catch (TimeoutException ignored) {
                     err = "Operations hang or fail with unexpected error.";
 
                     break;
@@ -235,4 +235,4 @@ public abstract class IgniteClientReconnectFailoverAbstractTest extends IgniteCl
             stop.set(true);
         }
     }
-}
\ No newline at end of file
+}

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/test/java/org/apache/ignite/internal/managers/discovery/GridDiscoveryManagerAliveCacheSelfTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/internal/managers/discovery/GridDiscoveryManagerAliveCacheSelfTest.java b/modules/core/src/test/java/org/apache/ignite/internal/managers/discovery/GridDiscoveryManagerAliveCacheSelfTest.java
index 31b4bc7..031fad9 100644
--- a/modules/core/src/test/java/org/apache/ignite/internal/managers/discovery/GridDiscoveryManagerAliveCacheSelfTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/internal/managers/discovery/GridDiscoveryManagerAliveCacheSelfTest.java
@@ -32,7 +32,6 @@ import org.apache.ignite.events.EventType;
 import org.apache.ignite.internal.IgniteKernal;
 import org.apache.ignite.internal.processors.affinity.AffinityTopologyVersion;
 import org.apache.ignite.internal.processors.cache.GridCacheSharedContext;
-import org.apache.ignite.internal.processors.cache.GridCacheUtils;
 import org.apache.ignite.internal.util.typedef.F;
 import org.apache.ignite.internal.util.typedef.G;
 import org.apache.ignite.lang.IgnitePredicate;
@@ -293,4 +292,4 @@ public class GridDiscoveryManagerAliveCacheSelfTest extends GridCommonAbstractTe
             G.stop(g.name(), false);
         }
     }
-}
\ No newline at end of file
+}

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/test/java/org/apache/ignite/internal/managers/discovery/GridDiscoveryManagerAttributesSelfTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/internal/managers/discovery/GridDiscoveryManagerAttributesSelfTest.java b/modules/core/src/test/java/org/apache/ignite/internal/managers/discovery/GridDiscoveryManagerAttributesSelfTest.java
index ba8fa5b..33adb59 100644
--- a/modules/core/src/test/java/org/apache/ignite/internal/managers/discovery/GridDiscoveryManagerAttributesSelfTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/internal/managers/discovery/GridDiscoveryManagerAttributesSelfTest.java
@@ -160,7 +160,7 @@ public abstract class GridDiscoveryManagerAttributesSelfTest extends GridCommonA
                 if (fail)
                     fail("Node should not join");
             }
-            catch (Exception e) {
+            catch (Exception ignored) {
                 if (!fail)
                     fail("Node should join");
             }
@@ -215,7 +215,7 @@ public abstract class GridDiscoveryManagerAttributesSelfTest extends GridCommonA
                 if (fail)
                     fail("Node should not join");
             }
-            catch (Exception e) {
+            catch (Exception ignored) {
                 if (!fail)
                     fail("Node should join");
             }

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/test/java/org/apache/ignite/internal/processors/cache/BinaryObjectOffHeapUnswapTemporaryTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/internal/processors/cache/BinaryObjectOffHeapUnswapTemporaryTest.java b/modules/core/src/test/java/org/apache/ignite/internal/processors/cache/BinaryObjectOffHeapUnswapTemporaryTest.java
index 824481b..3ebf2da 100644
--- a/modules/core/src/test/java/org/apache/ignite/internal/processors/cache/BinaryObjectOffHeapUnswapTemporaryTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/internal/processors/cache/BinaryObjectOffHeapUnswapTemporaryTest.java
@@ -43,7 +43,6 @@ import org.apache.ignite.transactions.TransactionConcurrency;
 import org.apache.ignite.transactions.TransactionIsolation;
 
 import static org.apache.ignite.cache.CacheAtomicityMode.*;
-import static org.apache.ignite.cache.CacheAtomicityMode.ATOMIC;
 import static org.apache.ignite.cache.CacheMemoryMode.OFFHEAP_TIERED;
 import static org.apache.ignite.cache.CacheMemoryMode.OFFHEAP_VALUES;
 

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/test/java/org/apache/ignite/internal/processors/cache/CacheAffinityCallSelfTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/internal/processors/cache/CacheAffinityCallSelfTest.java b/modules/core/src/test/java/org/apache/ignite/internal/processors/cache/CacheAffinityCallSelfTest.java
index 92e2b9b..6fa893c 100644
--- a/modules/core/src/test/java/org/apache/ignite/internal/processors/cache/CacheAffinityCallSelfTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/internal/processors/cache/CacheAffinityCallSelfTest.java
@@ -175,8 +175,8 @@ public class CacheAffinityCallSelfTest extends GridCommonAbstractTest {
             while (!fut.isDone())
                 client.compute().affinityCall(CACHE_NAME, key, new CheckCallable(key, null));
         }
-        catch (ClusterTopologyException ignore) {
-            log.info("Expected error: " + ignore);
+        catch (ClusterTopologyException e) {
+            log.info("Expected error: " + e);
         }
         finally {
             stopAllGrids();

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/test/java/org/apache/ignite/internal/processors/cache/CacheGetEntryAbstractTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/internal/processors/cache/CacheGetEntryAbstractTest.java b/modules/core/src/test/java/org/apache/ignite/internal/processors/cache/CacheGetEntryAbstractTest.java
index 2eab6d9..86bf70e 100644
--- a/modules/core/src/test/java/org/apache/ignite/internal/processors/cache/CacheGetEntryAbstractTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/internal/processors/cache/CacheGetEntryAbstractTest.java
@@ -283,7 +283,7 @@ public abstract class CacheGetEntryAbstractTest extends GridCacheAbstractSelfTes
 
                         tx.commit();
                     }
-                    catch (TransactionOptimisticException e) {
+                    catch (TransactionOptimisticException ignored) {
                         assertTrue("Should not throw optimistic exception in only read TX. Tx isolation: "
                             + txIsolation, false);
                     }

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/test/java/org/apache/ignite/internal/processors/cache/CacheSerializableTransactionsTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/internal/processors/cache/CacheSerializableTransactionsTest.java b/modules/core/src/test/java/org/apache/ignite/internal/processors/cache/CacheSerializableTransactionsTest.java
index e9be108..ac61091 100644
--- a/modules/core/src/test/java/org/apache/ignite/internal/processors/cache/CacheSerializableTransactionsTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/internal/processors/cache/CacheSerializableTransactionsTest.java
@@ -969,7 +969,7 @@ public class CacheSerializableTransactionsTest extends GridCommonAbstractTest {
 
                             fail();
                         }
-                        catch (TransactionOptimisticException e) {
+                        catch (TransactionOptimisticException ignored) {
                             // Expected exception.
                         }
 
@@ -2921,7 +2921,7 @@ public class CacheSerializableTransactionsTest extends GridCommonAbstractTest {
 
                                     tx.commit();
                                 }
-                                catch (TransactionOptimisticException e) {
+                                catch (TransactionOptimisticException ignored) {
                                     continue;
                                 }
 
@@ -2982,7 +2982,7 @@ public class CacheSerializableTransactionsTest extends GridCommonAbstractTest {
 
                                     tx.commit();
                                 }
-                                catch (TransactionOptimisticException e) {
+                                catch (TransactionOptimisticException ignored) {
                                     continue;
                                 }
 

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/test/java/org/apache/ignite/internal/processors/cache/CacheStartupInDeploymentModesTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/internal/processors/cache/CacheStartupInDeploymentModesTest.java b/modules/core/src/test/java/org/apache/ignite/internal/processors/cache/CacheStartupInDeploymentModesTest.java
index c7cd5ea..53cd621 100644
--- a/modules/core/src/test/java/org/apache/ignite/internal/processors/cache/CacheStartupInDeploymentModesTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/internal/processors/cache/CacheStartupInDeploymentModesTest.java
@@ -77,7 +77,7 @@ public class CacheStartupInDeploymentModesTest extends GridCommonAbstractTest {
         deploymentMode = DeploymentMode.ISOLATED;
         marshaller = new OptimizedMarshaller();
 
-        doCheckFailed(deploymentMode);
+        doCheckFailed();
     }
 
     /**
@@ -87,7 +87,7 @@ public class CacheStartupInDeploymentModesTest extends GridCommonAbstractTest {
         deploymentMode = DeploymentMode.PRIVATE;
         marshaller = new OptimizedMarshaller();
 
-        doCheckFailed(deploymentMode);
+        doCheckFailed();
     }
 
     /**
@@ -133,10 +133,9 @@ public class CacheStartupInDeploymentModesTest extends GridCommonAbstractTest {
     }
 
     /**
-     * @param mode Deployment mode.
      * @throws Exception If failed.
      */
-    private void doCheckFailed(DeploymentMode mode) throws Exception {
+    private void doCheckFailed() throws Exception {
         try {
             startGridsMultiThreaded(2);
         }

http://git-wip-us.apache.org/repos/asf/ignite/blob/529a5455/modules/core/src/test/java/org/apache/ignite/internal/processors/cache/CacheStopAndDestroySelfTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/internal/processors/cache/CacheStopAndDestroySelfTest.java b/modules/core/src/test/java/org/apache/ignite/internal/processors/cache/CacheStopAndDestroySelfTest.java
index 515ae87..83dd244 100644
--- a/modules/core/src/test/java/org/apache/ignite/internal/processors/cache/CacheStopAndDestroySelfTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/internal/processors/cache/CacheStopAndDestroySelfTest.java
@@ -743,7 +743,7 @@ public class CacheStopAndDestroySelfTest extends GridCommonAbstractTest {
 
             fail();
         }
-        catch (IllegalStateException e) {
+        catch (IllegalStateException ignored) {
             // No-op;
         }
     }
@@ -773,8 +773,8 @@ public class CacheStopAndDestroySelfTest extends GridCommonAbstractTest {
 
             fail();
         }
-        catch (IllegalStateException e) {
+        catch (IllegalStateException ignored) {
             // No-op.
         }
     }
-}
\ No newline at end of file
+}