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Posted to commits@maven.apache.org by kh...@apache.org on 2021/09/30 17:10:51 UTC

[maven] branch MNG-7276 created (now b5f5181)

This is an automated email from the ASF dual-hosted git repository.

khmarbaise pushed a change to branch MNG-7276
in repository https://gitbox.apache.org/repos/asf/maven.git.


      at b5f5181  [MNG-7276] - Refactoring - Umbrella

This branch includes the following new commits:

     new b5f5181  [MNG-7276] - Refactoring - Umbrella

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repository and will be described in separate emails.  The revisions
listed as "add" were already present in the repository and have only
been added to this reference.


[maven] 01/01: [MNG-7276] - Refactoring - Umbrella

Posted by kh...@apache.org.
This is an automated email from the ASF dual-hosted git repository.

khmarbaise pushed a commit to branch MNG-7276
in repository https://gitbox.apache.org/repos/asf/maven.git

commit b5f5181d68574b090d2c4e9c96d96b4eb80def31
Author: Karl Heinz Marbaise <kh...@apache.org>
AuthorDate: Thu Sep 30 19:10:44 2021 +0200

    [MNG-7276] - Refactoring - Umbrella
---
 .../main/java/org/apache/maven/ReactorReader.java  | 35 ++++++++----------
 .../java/org/apache/maven/RepositoryUtils.java     | 43 +++++++---------------
 2 files changed, 29 insertions(+), 49 deletions(-)

diff --git a/maven-core/src/main/java/org/apache/maven/ReactorReader.java b/maven-core/src/main/java/org/apache/maven/ReactorReader.java
index 42c41ac..acf0d6d 100644
--- a/maven-core/src/main/java/org/apache/maven/ReactorReader.java
+++ b/maven-core/src/main/java/org/apache/maven/ReactorReader.java
@@ -28,16 +28,14 @@ import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Collection;
 import java.util.Collections;
-import java.util.HashMap;
 import java.util.HashSet;
 import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
+import java.util.function.Function;
+import java.util.stream.Collectors;
 import java.util.stream.Stream;
 
-import javax.inject.Inject;
-import javax.inject.Named;
-
 import org.apache.maven.artifact.ArtifactUtils;
 import org.apache.maven.execution.MavenSession;
 import org.apache.maven.model.Model;
@@ -49,6 +47,9 @@ import org.eclipse.aether.util.artifact.ArtifactIdUtils;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+import javax.inject.Inject;
+import javax.inject.Named;
+
 /**
  * An implementation of a workspace reader that knows how to search the Maven reactor for artifacts, either as packaged
  * jar if it has been built, or only compile output directory if packaging hasn't happened yet.
@@ -75,26 +76,22 @@ class ReactorReader
 
     private WorkspaceRepository repository;
 
+    private Function<MavenProject, String> projectIntoKey =
+            s -> ArtifactUtils.key( s.getGroupId(), s.getArtifactId(), s.getVersion() );
+
+    private Function<MavenProject, String> projectIntoVersionlessKey =
+            s -> ArtifactUtils.versionlessKey( s.getGroupId(), s.getArtifactId() );
+
     @Inject
     ReactorReader( MavenSession session )
     {
         this.session = session;
-        this.projectsByGAV = new HashMap<>( session.getAllProjects().size() * 2 );
-        session.getAllProjects().forEach( project ->
-        {
-            String projectId = ArtifactUtils.key( project.getGroupId(), project.getArtifactId(), project.getVersion() );
-            this.projectsByGAV.put( projectId, project );
-        } );
-
-        projectsByGA = new HashMap<>( projectsByGAV.size() * 2 );
-        for ( MavenProject project : projectsByGAV.values() )
-        {
-            String key = ArtifactUtils.versionlessKey( project.getGroupId(), project.getArtifactId() );
-
-            List<MavenProject> projects = projectsByGA.computeIfAbsent( key, k -> new ArrayList<>( 1 ) );
+        this.projectsByGAV =
+                session.getAllProjects().stream()
+                        .collect( Collectors.toMap( k -> projectIntoKey.apply( k ), Function.identity() ) );
 
-            projects.add( project );
-        }
+        this.projectsByGA = projectsByGAV.values().stream()
+                .collect( Collectors.groupingBy( projectIntoVersionlessKey ) );
 
         repository = new WorkspaceRepository( "reactor", new HashSet<>( projectsByGAV.keySet() ) );
     }
diff --git a/maven-core/src/main/java/org/apache/maven/RepositoryUtils.java b/maven-core/src/main/java/org/apache/maven/RepositoryUtils.java
index a49b670..4453b99 100644
--- a/maven-core/src/main/java/org/apache/maven/RepositoryUtils.java
+++ b/maven-core/src/main/java/org/apache/maven/RepositoryUtils.java
@@ -26,6 +26,7 @@ import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
 import java.util.Objects;
+import java.util.stream.Collectors;
 
 import org.apache.maven.artifact.handler.ArtifactHandler;
 import org.apache.maven.artifact.handler.DefaultArtifactHandler;
@@ -121,7 +122,7 @@ public class RepositoryUtils
             nodeTrail.addAll( trail );
             nodeTrail.add( artifact.getId() );
 
-            if ( filter == null || filter.accept( node, Collections.<DependencyNode>emptyList() ) )
+            if ( filter == null || filter.accept( node, Collections.emptyList() ) )
             {
                 artifact.setDependencyTrail( nodeTrail );
                 artifacts.add( artifact );
@@ -173,11 +174,7 @@ public class RepositoryUtils
         List<Exclusion> excl = null;
         if ( exclusions != null )
         {
-            excl = new ArrayList<>( exclusions.size() );
-            for ( org.apache.maven.model.Exclusion exclusion : exclusions )
-            {
-                excl.add( toExclusion( exclusion ) );
-            }
+            excl = exclusions.stream().map( RepositoryUtils::toExclusion ).collect( Collectors.toList() );
         }
 
         return new Dependency( result, artifact.getScope(), artifact.isOptional(), excl );
@@ -190,12 +187,7 @@ public class RepositoryUtils
             return null;
         }
 
-        List<RemoteRepository> results = new ArrayList<>( repos.size() );
-        for ( ArtifactRepository repo : repos )
-        {
-            results.add( toRepo( repo ) );
-        }
-        return results;
+        return repos.stream().map( RepositoryUtils::toRepo ).collect( Collectors.toList() );
     }
 
     public static RemoteRepository toRepo( ArtifactRepository repo )
@@ -318,20 +310,16 @@ public class RepositoryUtils
             new DefaultArtifact( dependency.getGroupId(), dependency.getArtifactId(), dependency.getClassifier(), null,
                                  dependency.getVersion(), props, stereotype );
 
-        List<Exclusion> exclusions = new ArrayList<>( dependency.getExclusions().size() );
-        for ( org.apache.maven.model.Exclusion exclusion : dependency.getExclusions() )
-        {
-            exclusions.add( toExclusion( exclusion ) );
-        }
+        List<Exclusion> exclusions =
+                dependency.getExclusions().stream().map( RepositoryUtils::toExclusion ).collect( Collectors.toList() );
 
-        Dependency result = new Dependency( artifact,
-                                            dependency.getScope(),
-                                            dependency.getOptional() != null
-                                                ? dependency.isOptional()
-                                                : null,
-                                            exclusions );
+        return new Dependency( artifact,
+                dependency.getScope(),
+                dependency.getOptional() != null
+                        ? dependency.isOptional()
+                        : null,
+                exclusions );
 
-        return result;
     }
 
     private static Exclusion toExclusion( org.apache.maven.model.Exclusion exclusion )
@@ -365,12 +353,7 @@ public class RepositoryUtils
 
     public static Collection<Artifact> toArtifacts( Collection<org.apache.maven.artifact.Artifact> artifactsToConvert )
     {
-        List<Artifact> artifacts = new ArrayList<>();
-        for ( org.apache.maven.artifact.Artifact a : artifactsToConvert )
-        {
-            artifacts.add( toArtifact( a ) );
-        }
-        return artifacts;
+        return artifactsToConvert.stream().map( RepositoryUtils::toArtifact ).collect( Collectors.toList() );
     }
 
     public static WorkspaceRepository getWorkspace( RepositorySystemSession session )