1 files changed, 141 insertions, 0 deletions
diff --git a/framework/src/maven/apache-maven-3.3.3/maven-aether-provider/src/main/java/org/apache/maven/repository/internal/MavenRepositorySystemUtils.java b/framework/src/maven/apache-maven-3.3.3/maven-aether-provider/src/main/java/org/apache/maven/repository/internal/MavenRepositorySystemUtils.java
new file mode 100644
index 00000000..5b240efe
--- /dev/null
+++ b/framework/src/maven/apache-maven-3.3.3/maven-aether-provider/src/main/java/org/apache/maven/repository/internal/MavenRepositorySystemUtils.java
@@ -0,0 +1,141 @@
+package org.apache.maven.repository.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.Properties;
+
+import org.eclipse.aether.DefaultRepositorySystemSession;
+import org.eclipse.aether.artifact.DefaultArtifactType;
+import org.eclipse.aether.collection.DependencyGraphTransformer;
+import org.eclipse.aether.collection.DependencyManager;
+import org.eclipse.aether.collection.DependencySelector;
+import org.eclipse.aether.collection.DependencyTraverser;
+import org.eclipse.aether.impl.ArtifactDescriptorReader;
+import org.eclipse.aether.impl.DefaultServiceLocator;
+import org.eclipse.aether.impl.MetadataGeneratorFactory;
+import org.eclipse.aether.impl.VersionRangeResolver;
+import org.eclipse.aether.impl.VersionResolver;
+import org.eclipse.aether.util.artifact.DefaultArtifactTypeRegistry;
+import org.eclipse.aether.util.graph.manager.ClassicDependencyManager;
+import org.eclipse.aether.util.graph.selector.AndDependencySelector;
+import org.eclipse.aether.util.graph.selector.ExclusionDependencySelector;
+import org.eclipse.aether.util.graph.selector.OptionalDependencySelector;
+import org.eclipse.aether.util.graph.selector.ScopeDependencySelector;
+import org.eclipse.aether.util.graph.transformer.ChainedDependencyGraphTransformer;
+import org.eclipse.aether.util.graph.transformer.ConflictResolver;
+import org.eclipse.aether.util.graph.transformer.JavaDependencyContextRefiner;
+import org.eclipse.aether.util.graph.transformer.JavaScopeDeriver;
+import org.eclipse.aether.util.graph.transformer.JavaScopeSelector;
+import org.eclipse.aether.util.graph.transformer.NearestVersionSelector;
+import org.eclipse.aether.util.graph.transformer.SimpleOptionalitySelector;
+import org.eclipse.aether.util.graph.traverser.FatArtifactTraverser;
+import org.eclipse.aether.util.repository.SimpleArtifactDescriptorPolicy;
+
+/**
+ * A utility class to assist in setting up a Maven-like repository system. <em>Note:</em> This component is meant to
+ * assist those clients that employ the repository system outside of an IoC container, Maven plugins should instead
+ * always use regular dependency injection to acquire the repository system.
+ *
+ * @author Benjamin Bentmann
+ */
+public final class MavenRepositorySystemUtils
+{
+
+    private MavenRepositorySystemUtils()
+    {
+        // hide constructor
+    }
+
+    /**
+     * Creates a new service locator that already knows about all service implementations included in this library. To
+     * acquire a complete repository system, clients need to add some repository connectors for remote transfers.
+     *
+     * @return The new service locator, never {@code null}.
+     */
+    public static DefaultServiceLocator newServiceLocator()
+    {
+        DefaultServiceLocator locator = new DefaultServiceLocator();
+        locator.addService( ArtifactDescriptorReader.class, DefaultArtifactDescriptorReader.class );
+        locator.addService( VersionResolver.class, DefaultVersionResolver.class );
+        locator.addService( VersionRangeResolver.class, DefaultVersionRangeResolver.class );
+        locator.addService( MetadataGeneratorFactory.class, SnapshotMetadataGeneratorFactory.class );
+        locator.addService( MetadataGeneratorFactory.class, VersionsMetadataGeneratorFactory.class );
+        return locator;
+    }
+
+    /**
+     * Creates a new Maven-like repository system session by initializing the session with values typical for
+     * Maven-based resolution. In more detail, this method configures settings relevant for the processing of dependency
+     * graphs, most other settings remain at their generic default value. Use the various setters to further configure
+     * the session with authentication, mirror, proxy and other information required for your environment.
+     *
+     * @return The new repository system session, never {@code null}.
+     */
+    public static DefaultRepositorySystemSession newSession()
+    {
+        DefaultRepositorySystemSession session = new DefaultRepositorySystemSession();
+
+        DependencyTraverser depTraverser = new FatArtifactTraverser();
+        session.setDependencyTraverser( depTraverser );
+
+        DependencyManager depManager = new ClassicDependencyManager();
+        session.setDependencyManager( depManager );
+
+        DependencySelector depFilter =
+            new AndDependencySelector( new ScopeDependencySelector( "test", "provided" ),
+                                       new OptionalDependencySelector(), new ExclusionDependencySelector() );
+        session.setDependencySelector( depFilter );
+
+        DependencyGraphTransformer transformer =
+            new ConflictResolver( new NearestVersionSelector(), new JavaScopeSelector(),
+                                  new SimpleOptionalitySelector(), new JavaScopeDeriver() );
+        new ChainedDependencyGraphTransformer( transformer, new JavaDependencyContextRefiner() );
+        session.setDependencyGraphTransformer( transformer );
+
+        DefaultArtifactTypeRegistry stereotypes = new DefaultArtifactTypeRegistry();
+        stereotypes.add( new DefaultArtifactType( "pom" ) );
+        stereotypes.add( new DefaultArtifactType( "maven-plugin", "jar", "", "java" ) );
+        stereotypes.add( new DefaultArtifactType( "jar", "jar", "", "java" ) );
+        stereotypes.add( new DefaultArtifactType( "ejb", "jar", "", "java" ) );
+        stereotypes.add( new DefaultArtifactType( "ejb-client", "jar", "client", "java" ) );
+        stereotypes.add( new DefaultArtifactType( "test-jar", "jar", "tests", "java" ) );
+        stereotypes.add( new DefaultArtifactType( "javadoc", "jar", "javadoc", "java" ) );
+        stereotypes.add( new DefaultArtifactType( "java-source", "jar", "sources", "java", false, false ) );
+        stereotypes.add( new DefaultArtifactType( "war", "war", "", "java", false, true ) );
+        stereotypes.add( new DefaultArtifactType( "ear", "ear", "", "java", false, true ) );
+        stereotypes.add( new DefaultArtifactType( "rar", "rar", "", "java", false, true ) );
+        stereotypes.add( new DefaultArtifactType( "par", "par", "", "java", false, true ) );
+        session.setArtifactTypeRegistry( stereotypes );
+
+        session.setArtifactDescriptorPolicy( new SimpleArtifactDescriptorPolicy( true, true ) );
+
+        // MNG-5670 guard against ConcurrentModificationException
+        Properties sysProps = new Properties();
+        for ( String key : System.getProperties().stringPropertyNames() )
+        {
+            sysProps.put( key, System.getProperty( key ) );
+        }
+        session.setSystemProperties( sysProps );
+        session.setConfigProperties( sysProps );
+
+        return session;
+    }
+
+}