WIP fixing problem with PlexusContainer

sbm-support-rewrite-integration-test/src/main/java/com/acme/example/SpringBoot3Upgrade.java

@@ -52,7 +52,7 @@ public static void main(String[] args) {
 
     @Override
     public void run(String... args) throws Exception {
-        Path baseDir = Path.of(args[0]);
+        Path baseDir = Path.of("/Users/fkrueger/projects/sbm-projects/spring-restbucks");
         List<Resource> resources = scanner.scan(baseDir);
         InMemoryExecutionContext executionContext = new InMemoryExecutionContext();
         RewriteProjectParsingResult parsingResult = parser.parse(baseDir, resources, executionContext);

sbm-support-rewrite-maven/pom.xml

@@ -160,5 +160,32 @@
             <artifactId>plexus-cipher</artifactId>
             <version>${plexus-cypher.version}</version>
         </dependency>
+        <!-- PlexusContainerException -->
+        <dependency>
+            <groupId>org.eclipse.sisu</groupId>
+            <artifactId>org.eclipse.sisu.plexus</artifactId>
+            <version>0.3.5</version>
+        </dependency>
     </dependencies>
+    <build>
+        <plugins>
+
+            <plugin>
+                <!-- Build an executable JAR -->
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-jar-plugin</artifactId>
+                <version>2.4</version>
+                <configuration>
+                    <archive>
+                        <manifest>
+                            <addClasspath>true</addClasspath>
+                            <classpathPrefix>/Users/fkrueger/.m2/repository</classpathPrefix>
+                            <classpathLayoutType>repository</classpathLayoutType>
+                            <mainClass>com.example.PlexusContainerApp</mainClass>
+                        </manifest>
+                    </archive>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
 </project>

sbm-support-rewrite-maven/src/main/java/com/example/PlexusContainerApp.java

@@ -0,0 +1,67 @@
+package com.example;/*
+ * Copyright 2021 - 2022 the original author or authors.
+ *
+ * Licensed 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
+ *
+ *      https://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 org.apache.maven.Maven;
+import org.apache.maven.repository.RepositorySystem;
+import org.apache.maven.repository.legacy.LegacyRepositorySystem;
+import org.codehaus.plexus.*;
+import org.codehaus.plexus.classworlds.ClassWorld;
+import org.codehaus.plexus.classworlds.realm.ClassRealm;
+import org.codehaus.plexus.component.repository.exception.ComponentLookupException;
+
+import java.net.URL;
+
+/**
+ * @author Fabian Krüger
+ */
+public class PlexusContainerApp {
+    public static void main(String[] args) throws ComponentLookupException {
+        PlexusContainer plexusContainer = create();
+        Maven maven = plexusContainer.lookup(Maven.class);
+        System.out.println(maven);
+        RepositorySystem lookup = plexusContainer.lookup(RepositorySystem.class);
+        System.out.println(lookup);
+    }
+
+    public static PlexusContainer create() {
+        try {
+            ClassLoader parent = null;
+            boolean isContainerAutoWiring = false;
+            String containerClassPathScanning = "on";
+            String containerComponentVisibility = null;
+            URL overridingComponentsXml = null; //getClass().getClassLoader().getResource("META-INF/**/components.xml");
+
+            ContainerConfiguration configuration = new DefaultContainerConfiguration();
+            configuration.setAutoWiring(isContainerAutoWiring)
+                    .setClassPathScanning(containerClassPathScanning)
+                    .setComponentVisibility(containerComponentVisibility)
+                    .setContainerConfigurationURL(overridingComponentsXml);
+
+            // inspired from https://github.com/jenkinsci/lib-jenkins-maven-embedder/blob/master/src/main/java/hudson/maven/MavenEmbedderUtils.java#L141
+            ClassWorld classWorld = new ClassWorld();
+            ClassRealm classRealm = new ClassRealm(classWorld, "maven", PlexusContainer.class.getClassLoader());
+            classRealm.setParentRealm(new ClassRealm(classWorld, "maven-parent",
+                    parent == null ? Thread.currentThread().getContextClassLoader()
+                            : parent));
+            configuration.setRealm(classRealm);
+
+            configuration.setClassWorld(classWorld);
+            return new DefaultPlexusContainer(configuration);
+        } catch (PlexusContainerException e) {
+            throw new RuntimeException(e);
+        }
+    }
+}

sbm-support-rewrite/src/main/java/org/springframework/sbm/parsers/MavenPlexusContainer.java

@@ -43,7 +43,7 @@ public static PlexusContainer create() {
                 ClassLoader parent = null;
                 boolean isContainerAutoWiring = false;
                 String containerClassPathScanning = "on";
-                String containerComponentVisibility = null;
+                String containerComponentVisibility = PlexusConstants.GLOBAL_VISIBILITY;
                 URL overridingComponentsXml = null; //getClass().getClassLoader().getResource("META-INF/**/components.xml");
 
                 ContainerConfiguration configuration = new DefaultContainerConfiguration();
@@ -55,13 +55,16 @@ public static PlexusContainer create() {
                 // inspired from https://github.com/jenkinsci/lib-jenkins-maven-embedder/blob/master/src/main/java/hudson/maven/MavenEmbedderUtils.java#L141
                 ClassWorld classWorld = new ClassWorld();
                 ClassRealm classRealm = new ClassRealm(classWorld, "maven", PlexusContainer.class.getClassLoader());
-                classRealm.setParentRealm(new ClassRealm(classWorld, "maven-parent",
-                        parent == null ? Thread.currentThread().getContextClassLoader()
-                                : parent));
+                ClassLoader effectiveParent = parent == null ? Thread.currentThread().getContextClassLoader() : parent;
+                ClassRealm parentRealm = new ClassRealm(classWorld, "maven-parent", effectiveParent);
+                classRealm.setParentRealm(parentRealm);
                 configuration.setRealm(classRealm);
 
                 configuration.setClassWorld(classWorld);
-                return new DefaultPlexusContainer(configuration);
+                DefaultPlexusContainer container = new DefaultPlexusContainer(configuration);
+                container.setLookupRealm(classRealm);
+
+                return container;
             } catch (PlexusContainerException e) {
                 throw new RuntimeException(e);
             }

sbm-support-rewrite/src/test/java/org/springframework/sbm/parsers/RewriteProjectParserIntegrationTest.java

@@ -1,4 +1,3 @@
-/*
  * Copyright 2021 - 2023 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
@@ -22,8 +21,11 @@
 import org.springframework.boot.test.context.SpringBootTest;
 import org.springframework.core.io.Resource;
 import org.springframework.sbm.boot.autoconfigure.ScannerConfiguration;
+ import org.springframework.sbm.parsers.ProjectScanner;
+ import org.springframework.sbm.parsers.RewriteProjectParser;
+ import org.springframework.sbm.parsers.RewriteProjectParsingResult;
 
-import java.nio.file.Path;
+ import java.nio.file.Path;
 import java.util.List;
 
 import static org.assertj.core.api.Assertions.assertThat;