[MNG-7501] add relative path to pom.xml in module build start output

maven-embedder/src/main/java/org/apache/maven/cli/event/ExecutionEventLogger.java

@@ -23,6 +23,7 @@ import static org.apache.maven.cli.CLIReportingUtils.formatDuration;
 import static org.apache.maven.cli.CLIReportingUtils.formatTimestamp;
 import static org.apache.maven.shared.utils.logging.MessageUtils.buffer;
 
+import java.io.File;
 import java.util.List;
 import java.util.Objects;
 
@@ -370,6 +371,15 @@ public class ExecutionEventLogger extends AbstractExecutionListener
                 infoMain( building + ( ( pad > 0 ) ? chars( ' ', pad ) : "" ) + progress );
             }
 
+            // path to pom.xml
+            File currentPom = project.getFile();
+            if ( currentPom != null )
+            {
+                MavenSession session = event.getSession();
+                File rootBasedir = session.getTopLevelProject().getBasedir();
+                logger.info( "  from " + rootBasedir.toPath().relativize( currentPom.toPath() ) );
+            }
+
             // ----------[ packaging ]----------
             prefix = chars( '-', Math.max( 0, ( lineLength - project.getPackaging().length() - 4 ) / 2 ) );
             suffix = chars( '-', Math.max( 0, lineLength - project.getPackaging().length() - 4 - prefix.length() ) );

maven-embedder/src/test/java/org/apache/maven/cli/event/ExecutionEventLoggerTest.java

@@ -23,7 +23,11 @@ import static org.mockito.Mockito.inOrder;
 import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.when;
 
+import java.io.File;
+
+import org.apache.commons.io.FilenameUtils;
 import org.apache.maven.execution.ExecutionEvent;
+import org.apache.maven.execution.MavenSession;
 import org.apache.maven.project.MavenProject;
 import org.apache.maven.shared.utils.logging.MessageUtils;
 import org.junit.jupiter.api.AfterAll;
@@ -55,6 +59,7 @@ class ExecutionEventLoggerTest
         when( logger.isInfoEnabled() ).thenReturn( true );
         ExecutionEventLogger executionEventLogger = new ExecutionEventLogger( logger );
 
+        File basedir = new File( "" ).getAbsoluteFile();
         ExecutionEvent event = mock( ExecutionEvent.class );
         MavenProject project = mock( MavenProject.class );
         when( project.getGroupId() ).thenReturn( "org.apache.maven" );
@@ -62,8 +67,15 @@ class ExecutionEventLoggerTest
         when( project.getPackaging() ).thenReturn( "jar" );
         when( project.getName() ).thenReturn( "Apache Maven Embedder" );
         when( project.getVersion() ).thenReturn( "3.5.4-SNAPSHOT" );
+        when( project.getFile() ).thenReturn( new File( basedir, "maven-embedder/pom.xml" ) );
         when( event.getProject() ).thenReturn( project );
 
+        MavenProject rootProject = mock( MavenProject.class );
+        when( rootProject.getBasedir() ).thenReturn( basedir );
+        MavenSession session = mock( MavenSession.class );
+        when( session.getTopLevelProject() ).thenReturn( rootProject );
+        when( event.getSession() ).thenReturn( session );
+
         // execute
         executionEventLogger.projectStarted( event );
 
@@ -72,6 +84,7 @@ class ExecutionEventLoggerTest
         inOrder.verify( logger ).info( "" );
         inOrder.verify( logger ).info( "------------------< org.apache.maven:maven-embedder >-------------------" );
         inOrder.verify( logger ).info( "Building Apache Maven Embedder 3.5.4-SNAPSHOT" );
+        inOrder.verify( logger ).info( adaptDirSeparator( "  from maven-embedder/pom.xml" ) );
         inOrder.verify( logger ).info( "--------------------------------[ jar ]---------------------------------" );
     }
 
@@ -83,6 +96,7 @@ class ExecutionEventLoggerTest
         when( logger.isInfoEnabled() ).thenReturn( true );
         ExecutionEventLogger executionEventLogger = new ExecutionEventLogger( logger );
 
+        File basedir = new File( "" ).getAbsoluteFile();
         ExecutionEvent event = mock( ExecutionEvent.class );
         MavenProject project = mock( MavenProject.class );
         when( project.getGroupId() ).thenReturn( "org.apache.maven.plugins.overflow" );
@@ -91,6 +105,12 @@ class ExecutionEventLoggerTest
         when( project.getName() ).thenReturn( "Apache Maven Project Info Reports Plugin" );
         when( project.getVersion() ).thenReturn( "3.0.0-SNAPSHOT" );
         when( event.getProject() ).thenReturn( project );
+        when( project.getFile() ).thenReturn( new File( basedir, "pom.xml" ) );
+        when( project.getBasedir() ).thenReturn( basedir );
+
+        MavenSession session = mock( MavenSession.class );
+        when( session.getTopLevelProject() ).thenReturn( project );
+        when( event.getSession() ).thenReturn( session );
 
         // execute
         executionEventLogger.projectStarted( event );
@@ -100,6 +120,7 @@ class ExecutionEventLoggerTest
         inOrder.verify( logger ).info( "" );
         inOrder.verify( logger ).info( "--< org.apache.maven.plugins.overflow:maven-project-info-reports-plugin >--" );
         inOrder.verify( logger ).info( "Building Apache Maven Project Info Reports Plugin 3.0.0-SNAPSHOT" );
+        inOrder.verify( logger ).info( adaptDirSeparator( "  from pom.xml" ) );
         inOrder.verify( logger ).info( "----------------------------[ maven-plugin ]----------------------------" );
     }
 
@@ -139,4 +160,39 @@ class ExecutionEventLoggerTest
         new ExecutionEventLogger( logger, 200 ).projectStarted( event );
         Mockito.verify( logger ).info( "-----------------------------------------------------[ maven-plugin ]-----------------------------------------------------" );
     }
+
+    public void testProjectStartedNoPom()
+    {
+        // prepare
+        Logger logger = mock( Logger.class );
+        when( logger.isInfoEnabled() ).thenReturn( true );
+        ExecutionEventLogger executionEventLogger = new ExecutionEventLogger( logger );
+
+        File basedir = new File( "" ).getAbsoluteFile();
+        ExecutionEvent event = mock( ExecutionEvent.class );
+        MavenProject project = mock( MavenProject.class );
+        when( project.getGroupId() ).thenReturn( "org.apache.maven" );
+        when( project.getArtifactId() ).thenReturn( "standalone-pom" );
+        when( project.getPackaging() ).thenReturn( "pom" );
+        when( project.getName() ).thenReturn( "Maven Stub Project (No POM)" );
+        when( project.getVersion() ).thenReturn( "1" );
+        when( event.getProject() ).thenReturn( project );
+        when( project.getFile() ).thenReturn( null );
+        when( project.getBasedir() ).thenReturn( basedir );
+
+        // execute
+        executionEventLogger.projectStarted( event );
+
+        // verify
+        InOrder inOrder = inOrder( logger );
+        inOrder.verify( logger ).info( "" );
+        inOrder.verify( logger ).info( "------------------< org.apache.maven:standalone-pom >-------------------" );
+        inOrder.verify( logger ).info( "Building Maven Stub Project (No POM) 1" );
+        inOrder.verify( logger ).info( "--------------------------------[ pom ]---------------------------------" );
+    }
+
+    private static String adaptDirSeparator( String path )
+    {
+        return FilenameUtils.separatorsToSystem( path );
+    }
 }