1 files changed, 74 insertions, 0 deletions
diff --git a/framework/src/maven/apache-maven-3.3.3/maven-core/src/main/java/org/apache/maven/plugin/internal/DefaultLegacySupport.java b/framework/src/maven/apache-maven-3.3.3/maven-core/src/main/java/org/apache/maven/plugin/internal/DefaultLegacySupport.java
new file mode 100644
index 00000000..f397c1e8
--- /dev/null
+++ b/framework/src/maven/apache-maven-3.3.3/maven-core/src/main/java/org/apache/maven/plugin/internal/DefaultLegacySupport.java
@@ -0,0 +1,74 @@
+package org.apache.maven.plugin.internal;
+
+/*
+ * 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.util.concurrent.atomic.AtomicReference;
+import org.apache.maven.execution.MavenSession;
+import org.apache.maven.plugin.LegacySupport;
+import org.codehaus.plexus.component.annotations.Component;
+import org.eclipse.aether.RepositorySystemSession;
+
+/**
+ * Helps to provide backward-compatibility with plugins that use legacy components. <strong>Warning:</strong> This is an
+ * internal utility component that is only public for technical reasons, it is not part of the public API. In
+ * particular, this component can be changed or deleted without prior notice.
+ *
+ * @since 3.0
+ * @author Benjamin Bentmann
+ */
+@Component( role = LegacySupport.class )
+public class DefaultLegacySupport
+    implements LegacySupport
+{
+
+    private static final ThreadLocal<AtomicReference<MavenSession>> SESSION =
+        new InheritableThreadLocal<AtomicReference<MavenSession>>();
+
+    public void setSession( MavenSession session )
+    {
+        AtomicReference<MavenSession> reference = DefaultLegacySupport.SESSION.get();
+        if ( reference != null )
+        {
+            reference.set( null );
+        }
+
+        if ( session == null && reference != null )
+        {
+            DefaultLegacySupport.SESSION.remove();
+        }
+        else
+        {
+            DefaultLegacySupport.SESSION.set( new AtomicReference<MavenSession>( session ) );
+        }
+    }
+
+    public MavenSession getSession()
+    {
+        AtomicReference<MavenSession> currentSession = DefaultLegacySupport.SESSION.get();
+        return currentSession != null ? currentSession.get() : null;
+    }
+
+    public RepositorySystemSession getRepositorySession()
+    {
+        MavenSession session = getSession();
+        return ( session != null ) ? session.getRepositorySession() : null;
+    }
+
+}