1 files changed, 72 insertions, 0 deletions
diff --git a/framework/src/maven/apache-maven-3.3.3/maven-embedder/src/main/java/org/apache/maven/cli/logging/impl/UnsupportedSlf4jBindingConfiguration.java b/framework/src/maven/apache-maven-3.3.3/maven-embedder/src/main/java/org/apache/maven/cli/logging/impl/UnsupportedSlf4jBindingConfiguration.java
new file mode 100644
index 00000000..2e91b251
--- /dev/null
+++ b/framework/src/maven/apache-maven-3.3.3/maven-embedder/src/main/java/org/apache/maven/cli/logging/impl/UnsupportedSlf4jBindingConfiguration.java
@@ -0,0 +1,72 @@
+package org.apache.maven.cli.logging.impl;
+
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+import java.net.URL;
+import java.util.Map;
+import java.util.Set;
+
+import org.apache.maven.cli.logging.BaseSlf4jConfiguration;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * Pseudo-configuration for unsupported slf4j binding.
+ *
+ * @author Hervé Boutemy
+ * @since 3.2.4
+ */
+public class UnsupportedSlf4jBindingConfiguration
+    extends BaseSlf4jConfiguration
+{
+    private final Logger logger = LoggerFactory.getLogger( UnsupportedSlf4jBindingConfiguration.class );
+
+    private String slf4jBinding;
+
+    private Map<URL, Set<Object>> supported;
+
+    public UnsupportedSlf4jBindingConfiguration( String slf4jBinding, Map<URL, Set<Object>> supported )
+    {
+        this.slf4jBinding = slf4jBinding;
+        this.supported = supported;
+    }
+
+    @Override
+    public void activate()
+    {
+        logger.warn( "The SLF4J binding actually used is not supported by Maven: " + slf4jBinding );
+        logger.warn( "Maven supported bindings are:" );
+
+        String ls = System.getProperty( "line.separator" );
+
+        for ( Map.Entry<URL, Set<Object>> entry : supported.entrySet() )
+        {
+            StringBuilder sb = new StringBuilder();
+            sb.append( "(from " ).append( entry.getKey().toExternalForm() ).append( ")" );
+
+            for ( Object binding : entry.getValue() )
+            {
+                sb.append( ls ).append( "- " ).append( binding );
+            }
+
+            logger.warn( sb.toString() );
+        }
+    }
+}