Avoid contention on lookup of UserTransaction and TransactionManager

quarkusio · Sep 27, 2019 · 89abf61 · 89abf61
1 parent 9b52fcf
commit 89abf61
Showing 1 changed file with 5 additions and 3 deletions.
diff --git a/...ayana-jta/runtime/src/main/java/io/quarkus/narayana/jta/runtime/NarayanaJtaProducers.java b/...ayana-jta/runtime/src/main/java/io/quarkus/narayana/jta/runtime/NarayanaJtaProducers.java
@@ -18,6 +18,9 @@
 @Dependent
 public class NarayanaJtaProducers {
 
+    private static final javax.transaction.UserTransaction USER_TRANSACTION = UserTransaction.userTransaction();
+    private static final javax.transaction.TransactionManager TRANSACTION_MANAGER = TransactionManager.transactionManager();
+
     @Produces
     @ApplicationScoped
     public UserTransactionRegistry userTransactionRegistry() {
@@ -27,14 +30,13 @@ public UserTransactionRegistry userTransactionRegistry() {
     @Produces
     @ApplicationScoped
     public javax.transaction.UserTransaction userTransaction() {
-        return UserTransaction.userTransaction();
+        return USER_TRANSACTION;
     }
 
     @Produces
     @ApplicationScoped
     public XAResourceRecoveryRegistry xaResourceRecoveryRegistry() {
         return new RecoveryManagerService();
-
     }
 
     @Produces
@@ -46,7 +48,7 @@ public TransactionSynchronizationRegistry transactionSynchronizationRegistry() {
     @Produces
     @ApplicationScoped
     public javax.transaction.TransactionManager transactionManager() {
-        return TransactionManager.transactionManager();
+        return TRANSACTION_MANAGER;
     }
 
     @Produces