OAK-4622 SessionDelegate.lock speedup

git-svn-id: https://svn.apache.org/repos/asf/jackrabbit/oak/trunk@1754515 13f79535-47bb-0310-9956-ffa450edef68

oak-jcr/src/main/java/org/apache/jackrabbit/oak/jcr/delegate/SessionDelegate.java

@@ -735,19 +735,19 @@ private WarningLock(Lock lock) {
             this.lock = lock;
         }
 
-        public void lock(boolean isUpdate, String opName) {
+        public void lock(boolean isUpdate, Object operation) {
             if (!lock.tryLock()) {
                 // Acquire the lock before logging the warnings. As otherwise race conditions
                 // on the involved fields might lead to wrong warnings.
                 lock.lock();
                 if (holderThread != null) {
                     if (this.isUpdate) {
-                        warn(log, "Attempted to perform " + opName + " while thread " + holderThread +
+                        warn(log, "Attempted to perform " + operation.toString() + " while thread " + holderThread +
                                 " was concurrently writing to this session. Blocked until the " +
                                 "other thread finished using this session. Please review your code " +
                                 "to avoid concurrent use of a session.", holderTrace);
                     } else if (log.isDebugEnabled()) {
-                        log.debug("Attempted to perform " + opName + " while thread " + holderThread +
+                        log.debug("Attempted to perform " + operation.toString() + " while thread " + holderThread +
                                 " was concurrently reading from this session. Blocked until the " +
                                 "other thread finished using this session. Please review your code " +
                                 "to avoid concurrent use of a session.", holderTrace);
@@ -770,7 +770,7 @@ private static void warn(Logger logger, String message, Exception stackTrace) {
         }
 
         public void lock(SessionOperation<?> sessionOperation) {
-            lock(sessionOperation.isUpdate(), sessionOperation.toString());
+            lock(sessionOperation.isUpdate(), sessionOperation);
         }
 
         @Override