1 files changed, 110 insertions, 0 deletions
diff --git a/framework/src/maven/apache-maven-3.3.3/maven-model-builder/src/main/java/org/apache/maven/model/management/DefaultDependencyManagementInjector.java b/framework/src/maven/apache-maven-3.3.3/maven-model-builder/src/main/java/org/apache/maven/model/management/DefaultDependencyManagementInjector.java
new file mode 100644
index 00000000..bfeafcb7
--- /dev/null
+++ b/framework/src/maven/apache-maven-3.3.3/maven-model-builder/src/main/java/org/apache/maven/model/management/DefaultDependencyManagementInjector.java
@@ -0,0 +1,110 @@
+package org.apache.maven.model.management;
+
+/*
+ * 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.Collections;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+import org.apache.maven.model.Dependency;
+import org.apache.maven.model.DependencyManagement;
+import org.apache.maven.model.Exclusion;
+import org.apache.maven.model.Model;
+import org.apache.maven.model.building.ModelBuildingRequest;
+import org.apache.maven.model.building.ModelProblemCollector;
+import org.apache.maven.model.merge.MavenModelMerger;
+import org.codehaus.plexus.component.annotations.Component;
+
+/**
+ * Handles injection of dependency management into the model.
+ *
+ * @author Benjamin Bentmann
+ */
+@Component( role = DependencyManagementInjector.class )
+public class DefaultDependencyManagementInjector
+    implements DependencyManagementInjector
+{
+
+    private ManagementModelMerger merger = new ManagementModelMerger();
+
+    @Override
+    public void injectManagement( Model model, ModelBuildingRequest request, ModelProblemCollector problems )
+    {
+        merger.mergeManagedDependencies( model );
+    }
+
+    protected static class ManagementModelMerger
+        extends MavenModelMerger
+    {
+
+        public void mergeManagedDependencies( Model model )
+        {
+            DependencyManagement dependencyManagement = model.getDependencyManagement();
+            if ( dependencyManagement != null )
+            {
+                Map<Object, Dependency> dependencies = new HashMap<Object, Dependency>();
+                Map<Object, Object> context = Collections.emptyMap();
+
+                for ( Dependency dependency : model.getDependencies() )
+                {
+                    Object key = getDependencyKey( dependency );
+                    dependencies.put( key, dependency );
+                }
+
+                for ( Dependency managedDependency : dependencyManagement.getDependencies() )
+                {
+                    Object key = getDependencyKey( managedDependency );
+                    Dependency dependency = dependencies.get( key );
+                    if ( dependency != null )
+                    {
+                        mergeDependency( dependency, managedDependency, false, context );
+                    }
+                }
+            }
+        }
+
+        @Override
+        protected void mergeDependency_Optional( Dependency target, Dependency source, boolean sourceDominant,
+                                                 Map<Object, Object> context )
+        {
+            // optional flag is not managed
+        }
+
+        @Override
+        protected void mergeDependency_Exclusions( Dependency target, Dependency source, boolean sourceDominant,
+                                                   Map<Object, Object> context )
+        {
+            List<Exclusion> tgt = target.getExclusions();
+            if ( tgt.isEmpty() )
+            {
+                List<Exclusion> src = source.getExclusions();
+
+                for ( Exclusion element : src )
+                {
+                    Exclusion clone = element.clone();
+                    target.addExclusion( clone );
+                }
+            }
+        }
+
+    }
+
+}