nizhikov commented on code in PR #10314:
URL: https://github.com/apache/ignite/pull/10314#discussion_r1029478166


##########
modules/core/src/main/java/org/apache/ignite/internal/processors/cache/transactions/IgniteTxHandler.java:
##########
@@ -218,73 +224,154 @@ public IgniteTxHandler(GridCacheSharedContext ctx) {
         txPrepareMsgLog = ctx.logger(CU.TX_MSG_PREPARE_LOG_CATEGORY);
         txFinishMsgLog = ctx.logger(CU.TX_MSG_FINISH_LOG_CATEGORY);
 
-        ctx.io().addCacheHandler(0, GridNearTxPrepareRequest.class, new 
CI2<UUID, GridCacheMessage>() {
+        ctx.io().addCacheHandler(TX_MSG_HND_ID, 
GridNearTxPrepareRequest.class, new CI2<UUID, GridCacheMessage>() {
             @Override public void apply(UUID nodeId, GridCacheMessage msg) {
                 processNearTxPrepareRequest(nodeId, 
(GridNearTxPrepareRequest)msg);
             }
         });
 
-        ctx.io().addCacheHandler(0, GridNearTxPrepareResponse.class, new 
CI2<UUID, GridCacheMessage>() {
+        ctx.io().addCacheHandler(TX_MSG_HND_ID, 
GridNearTxPrepareResponse.class, new CI2<UUID, GridCacheMessage>() {
             @Override public void apply(UUID nodeId, GridCacheMessage msg) {
                 processNearTxPrepareResponse(nodeId, 
(GridNearTxPrepareResponse)msg);
             }
         });
 
-        ctx.io().addCacheHandler(0, GridNearTxFinishRequest.class, new 
CI2<UUID, GridCacheMessage>() {
+        ctx.io().addCacheHandler(TX_MSG_HND_ID, GridNearTxFinishRequest.class, 
new CI2<UUID, GridCacheMessage>() {
             @Override public void apply(UUID nodeId, GridCacheMessage msg) {
                 processNearTxFinishRequest(nodeId, 
(GridNearTxFinishRequest)msg);
             }
         });
 
-        ctx.io().addCacheHandler(0, GridNearTxFinishResponse.class, new 
CI2<UUID, GridCacheMessage>() {
+        ctx.io().addCacheHandler(TX_MSG_HND_ID, 
GridNearTxFinishResponse.class, new CI2<UUID, GridCacheMessage>() {
             @Override public void apply(UUID nodeId, GridCacheMessage msg) {
                 processNearTxFinishResponse(nodeId, 
(GridNearTxFinishResponse)msg);
             }
         });
 
-        ctx.io().addCacheHandler(0, GridDhtTxPrepareRequest.class, new 
CI2<UUID, GridCacheMessage>() {
+        ctx.io().addCacheHandler(TX_MSG_HND_ID, GridDhtTxPrepareRequest.class, 
new CI2<UUID, GridCacheMessage>() {
             @Override public void apply(UUID nodeId, GridCacheMessage msg) {
                 processDhtTxPrepareRequest(nodeId, 
(GridDhtTxPrepareRequest)msg);
             }
         });
 
-        ctx.io().addCacheHandler(0, GridDhtTxPrepareResponse.class, new 
CI2<UUID, GridCacheMessage>() {
+        ctx.io().addCacheHandler(TX_MSG_HND_ID, 
GridDhtTxPrepareResponse.class, new CI2<UUID, GridCacheMessage>() {
             @Override public void apply(UUID nodeId, GridCacheMessage msg) {
                 processDhtTxPrepareResponse(nodeId, 
(GridDhtTxPrepareResponse)msg);
             }
         });
 
-        ctx.io().addCacheHandler(0, GridDhtTxFinishRequest.class, new 
CI2<UUID, GridCacheMessage>() {
+        ctx.io().addCacheHandler(TX_MSG_HND_ID, GridDhtTxFinishRequest.class, 
new CI2<UUID, GridCacheMessage>() {
             @Override public void apply(UUID nodeId, GridCacheMessage msg) {
                 processDhtTxFinishRequest(nodeId, (GridDhtTxFinishRequest)msg);
             }
         });
 
-        ctx.io().addCacheHandler(0, GridDhtTxOnePhaseCommitAckRequest.class, 
new CI2<UUID, GridCacheMessage>() {
+        ctx.io().addCacheHandler(TX_MSG_HND_ID, 
GridDhtTxOnePhaseCommitAckRequest.class, new CI2<UUID, GridCacheMessage>() {
             @Override public void apply(UUID nodeId, GridCacheMessage msg) {
                 processDhtTxOnePhaseCommitAckRequest(nodeId, 
(GridDhtTxOnePhaseCommitAckRequest)msg);
             }
         });
 
-        ctx.io().addCacheHandler(0, GridDhtTxFinishResponse.class, new 
CI2<UUID, GridCacheMessage>() {
+        ctx.io().addCacheHandler(TX_MSG_HND_ID, GridDhtTxFinishResponse.class, 
new CI2<UUID, GridCacheMessage>() {
             @Override public void apply(UUID nodeId, GridCacheMessage msg) {
                 processDhtTxFinishResponse(nodeId, 
(GridDhtTxFinishResponse)msg);
             }
         });
 
-        ctx.io().addCacheHandler(0, GridCacheTxRecoveryRequest.class,
+        ctx.io().addCacheHandler(TX_MSG_HND_ID, 
GridCacheTxRecoveryRequest.class,
             new CI2<UUID, GridCacheTxRecoveryRequest>() {
                 @Override public void apply(UUID nodeId, 
GridCacheTxRecoveryRequest req) {
                     processCheckPreparedTxRequest(nodeId, req);
                 }
             });
 
-        ctx.io().addCacheHandler(0, GridCacheTxRecoveryResponse.class,
+        ctx.io().addCacheHandler(TX_MSG_HND_ID, 
GridCacheTxRecoveryResponse.class,
             new CI2<UUID, GridCacheTxRecoveryResponse>() {
                 @Override public void apply(UUID nodeId, 
GridCacheTxRecoveryResponse res) {
                     processCheckPreparedTxResponse(nodeId, res);
                 }
             });
+
+        ctx.io().addCacheHandler(TX_MSG_HND_ID, 
ConsistentCutAwareMessage.class,
+            new CI2<UUID, ConsistentCutAwareMessage>() {
+                @Override public void apply(UUID nodeId, 
ConsistentCutAwareMessage msg) {
+                    processConsistentCutAwareMessage(nodeId, msg);
+                }
+            });
+    }
+
+    /** */
+    private void processConsistentCutAwareMessage(UUID nodeId, 
ConsistentCutAwareMessage msg) {
+        ctx.consistentCutMgr().handleConsistentCutId(msg.cutId());
+
+        setTransactionCutIdIfNeeded(msg);
+
+        GridCacheMessage cacheMsg = msg.payload();
+
+        ctx.io()
+            .cacheHandler(TX_MSG_HND_ID, cacheMsg.getClass())
+            .apply(nodeId, cacheMsg);
+    }
+
+    /**
+     * Set received Consistent Cut ID to transaction if specified.
+     *
+     * @param msg Finish message signed with Consistent Cut ID.
+     */
+    private void setTransactionCutIdIfNeeded(ConsistentCutAwareMessage msg) {
+        if (ctx.localNode().isClient())
+            return;
+
+        IgniteInternalTx tx = null;
+
+        if (msg.txCutId() != null) {
+            tx = findTransactionByMessage(msg.payload());
+
+            if (tx != null)
+                tx.cutId(msg.txCutId());
+        }
+
+        if (log.isDebugEnabled())
+            log.debug("`setTransactionCutIdIfNeeded` for message " + msg + ", 
tx = " + tx);

Review Comment:
   Please, use Ignite log format.



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