/**
* 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());
session.setDependencyGraphTransformer(
new ChainedDependencyGraphTransformer(transformer, new JavaDependencyContextRefiner()));
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));
final Properties systemProperties = new Properties();
// MNG-5670 guard against ConcurrentModificationException
// MNG-6053 guard against key without value
Properties sysProp = System.getProperties();
synchronized (sysProp) {
systemProperties.putAll(sysProp);
}
session.setSystemProperties(systemProperties);
session.setConfigProperties(systemProperties);
return session;
}
