introduce VersionLogger

Author: gavinking

hibernate-core/src/main/java/org/hibernate/engine/internal/VersionLogger.java

@@ -0,0 +1,38 @@
+/*
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ * Copyright Red Hat Inc. and Hibernate Authors
+ */
+package org.hibernate.engine.internal;
+
+import org.hibernate.internal.log.SubSystemLogging;
+import org.jboss.logging.BasicLogger;
+import org.jboss.logging.Logger;
+import org.jboss.logging.annotations.LogMessage;
+import org.jboss.logging.annotations.Message;
+import org.jboss.logging.annotations.MessageLogger;
+import org.jboss.logging.annotations.ValidIdRange;
+
+import java.lang.invoke.MethodHandles;
+
+import static org.jboss.logging.Logger.Level.TRACE;
+
+@MessageLogger(projectCode = "HHH")
+@ValidIdRange(min=160000,max = 160100)
+@SubSystemLogging(
+		name = VersionLogger.LOGGER_NAME,
+		description = "Logging related to versioning"
+)
+public interface VersionLogger extends BasicLogger {
+	String LOGGER_NAME = SubSystemLogging.BASE + ".versioning";
+	VersionLogger INSTANCE = Logger.getMessageLogger( MethodHandles.lookup(), VersionLogger.class, LOGGER_NAME );
+
+	@LogMessage(level = TRACE)
+	@Message(value = "Seeding version: %s", id = 160001)
+	void seed(Object seededVersion);
+	@LogMessage(level = TRACE)
+	@Message(value = "Using initial version: %s", id = 160002)
+	void initial(Object initialVersion);
+	@LogMessage(level = TRACE)
+	@Message(value = "Incrementing version: %s to: %s", id = 160003)
+	void incrementing(Object oldVersion, Object newVersion);
+}

hibernate-core/src/main/java/org/hibernate/engine/internal/Versioning.java

@@ -5,14 +5,11 @@
 package org.hibernate.engine.internal;
 
 import org.hibernate.engine.spi.SharedSessionContractImplementor;
-import org.hibernate.internal.CoreMessageLogger;
 import org.hibernate.metamodel.mapping.EntityVersionMapping;
 import org.hibernate.persister.entity.EntityPersister;
 import org.hibernate.type.descriptor.java.VersionJavaType;
 
-import org.jboss.logging.Logger;
 
-import java.lang.invoke.MethodHandles;
 
 import static org.hibernate.generator.EventType.INSERT;
 import static org.hibernate.generator.EventType.UPDATE;
@@ -23,11 +20,7 @@
  * @author Gavin King
  */
 public final class Versioning {
-	private static final CoreMessageLogger LOG = Logger.getMessageLogger(
-			MethodHandles.lookup(),
-			CoreMessageLogger.class,
-			Versioning.class.getName()
-	);
+	private static final VersionLogger LOG = VersionLogger.INSTANCE;
 
 	/**
 	 * Private constructor disallowing instantiation.
@@ -52,7 +45,7 @@ public static Object seed(EntityVersionMapping versionMapping, SharedSessionCont
 				versionMapping.getScale(),
 				session
 		);
-		LOG.tracef( "Seeding: %s", seed );
+		LOG.seed( seed );
 		return seed;
 	}
 
@@ -81,7 +74,7 @@ public static boolean seedVersion(
 			return true;
 		}
 		else {
-			LOG.tracev( "Using initial version: {0}", initialVersion );
+			LOG.initial( initialVersion );
 			return false;
 		}
 	}
@@ -100,7 +93,7 @@ public static boolean isNullInitialVersion(Object initialVersion) {
 				// and for "older" behavior where version number did not get
 				// seeded if it was already set in the object
 				// TODO: shift it into unsaved-value strategy
-				initialVersion instanceof Number && ((Number) initialVersion).longValue() < 0;
+			initialVersion instanceof Number number && number.longValue() < 0;
 	}
 
 	/**
@@ -142,13 +135,7 @@ public static Object increment(Object version, EntityVersionMapping versionMappi
 				versionMapping.getScale(),
 				session
 		);
-		if ( LOG.isTraceEnabled() ) {
-			LOG.tracef(
-					"Incrementing: %s to %s",
-					versionType.toString( version ),
-					versionType.toString( next )
-			);
-		}
+		LOG.incrementing( version, next );
 		return next;
 	}