add warning about the deprecation of SerializedModelConfigurator if a…

…ctivated

Signed-off-by: Ceki Gulcu <ceki@qos.ch>

logback-classic/src/main/java/ch/qos/logback/classic/joran/SerializedModelConfigurator.java

@@ -59,6 +59,7 @@ public ExecutionStatus configure(LoggerContext loggerContext) {
 
         URL url = performMultiStepModelFileSearch(true);
         if (url != null) {
+            addWarn("Replaced by logback-tyler, SerializedModelConfigurator has been deprecated and will be removed on 2025-07-01.");
             configureByResource(url);
             return ExecutionStatus.DO_NOT_INVOKE_NEXT_IF_ANY;
         } else {

logback-classic/src/test/java/ch/qos/logback/classic/issue/github450/Issues450LoggerContextListener.java

@@ -0,0 +1,69 @@
+/*
+ * Logback: the reliable, generic, fast and flexible logging framework.
+ * Copyright (C) 1999-2025, QOS.ch. All rights reserved.
+ *
+ * This program and the accompanying materials are dual-licensed under
+ * either the terms of the Eclipse Public License v1.0 as published by
+ * the Eclipse Foundation
+ *
+ *   or (per the licensee's choosing)
+ *
+ * under the terms of the GNU Lesser General Public License version 2.1
+ * as published by the Free Software Foundation.
+ */
+
+package ch.qos.logback.classic.issue.github450;
+
+import ch.qos.logback.classic.Level;
+import ch.qos.logback.classic.Logger;
+import ch.qos.logback.classic.LoggerContext;
+import ch.qos.logback.classic.spi.LoggerContextListener;
+import ch.qos.logback.core.spi.ContextAwareBase;
+import ch.qos.logback.core.spi.LifeCycle;
+import org.slf4j.MDC;
+
+public class Issues450LoggerContextListener extends ContextAwareBase implements LoggerContextListener, LifeCycle {
+
+    boolean started = false;
+
+    @Override
+    public void start() {
+        MDC.put("issues450", "12");
+        started = true;
+    }
+
+    @Override
+    public void stop() {
+        started = false;
+    }
+
+    @Override
+    public boolean isStarted() {
+        return started;
+    }
+
+    @Override
+    public boolean isResetResistant() {
+        return false;
+    }
+
+    @Override
+    public void onStart(LoggerContext context) {
+
+    }
+
+    @Override
+    public void onReset(LoggerContext context) {
+
+    }
+
+    @Override
+    public void onStop(LoggerContext context) {
+
+    }
+
+    @Override
+    public void onLevelChange(Logger logger, Level level) {
+    }
+
+}

logback-classic/src/test/java/ch/qos/logback/classic/issue/github450/SLF4JIssue450Test.java

@@ -0,0 +1,45 @@
+/*
+ * Logback: the reliable, generic, fast and flexible logging framework.
+ * Copyright (C) 1999-2025, QOS.ch. All rights reserved.
+ *
+ * This program and the accompanying materials are dual-licensed under
+ * either the terms of the Eclipse Public License v1.0 as published by
+ * the Eclipse Foundation
+ *
+ *   or (per the licensee's choosing)
+ *
+ * under the terms of the GNU Lesser General Public License version 2.1
+ * as published by the Free Software Foundation.
+ */
+
+package ch.qos.logback.classic.issue.github450;
+
+import ch.qos.logback.classic.ClassicConstants;
+import ch.qos.logback.classic.ClassicTestConstants;
+import ch.qos.logback.classic.spi.ILoggingEvent;
+import ch.qos.logback.classic.spi.LoggingEvent;
+import ch.qos.logback.core.CoreConstants;
+import ch.qos.logback.core.read.ListAppender;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.slf4j.MDC;
+
+public class Main {
+
+    public static void main(String[] args) {
+        System.setProperty(ClassicConstants.CONFIG_FILE_PROPERTY, "logback-classic/"+ClassicTestConstants.INPUT_PREFIX + "issue/gh_issues_450.xml");
+        System.setProperty(CoreConstants.STATUS_LISTENER_CLASS_KEY, "stdout");
+        Logger logger = LoggerFactory.getLogger(Main.class);
+        logger.info("toto");
+        ch.qos.logback.classic.Logger root = (ch.qos.logback.classic.Logger) LoggerFactory.getLogger(Logger.ROOT_LOGGER_NAME);
+
+        ListAppender listAppender = (ListAppender) root.getAppender("LIST");
+
+        LoggingEvent le0 = (LoggingEvent) listAppender.list.get(0);
+
+        String val = le0.getMDCPropertyMap().get("issues450");
+        if(val == null) {
+            throw new RuntimeException("issues450 missing property: issues450");
+        }
+    }
+}