Add parameter to include the current project in the aggregated report

jacoco-maven-plugin.test/it/it-report-aggregate-customization/report/pom.xml

@@ -56,6 +56,7 @@
                 <dataFileExclude>target/child2.coverage</dataFileExclude>
               </dataFileExcludes>
               <outputDirectory>target/jacoco-aggregate-customization</outputDirectory>
+              <includeCurrentProject>true</includeCurrentProject>
             </configuration>
           </execution>
         </executions>

jacoco-maven-plugin.test/it/it-report-aggregate-customization/verify.bsh

@@ -36,3 +36,10 @@ File reportChild2 = new File( basedir, "report/target/jacoco-aggregate-customiza
 if ( !reportChild2.isFile() ) {
     throw new RuntimeException( "Report for child2 was not created." );
 }
+
+// Test customization of includeCurrentProject
+
+File reportReport = new File( basedir, "report/target/jacoco-aggregate-customization/report/index.html" );
+if ( !reportReport.isFile() ) {
+    throw new RuntimeException( "Report for report was not created." );
+}

jacoco-maven-plugin/src/org/jacoco/maven/ReportAggregateMojo.java

@@ -33,11 +33,11 @@
  * <p>
  * Creates a structured code coverage report (HTML, XML, and CSV) from multiple
  * projects within reactor. The report is created from all modules this project
- * depends on. From those projects class and source files as well as JaCoCo
- * execution data files will be collected. In addition execution data is
- * collected from the project itself. This also allows to create coverage
- * reports when tests are in separate projects than the code under test, for
- * example in case of integration tests.
+ * depends on, and optionally this project itself. From those projects class and
+ * source files as well as JaCoCo execution data files will be collected. In
+ * addition execution data is collected from the project itself. This also
+ * allows to create coverage reports when tests are in separate projects than
+ * the code under test, for example in case of integration tests.
  * </p>
  *
  * <p>
@@ -82,6 +82,13 @@ public class ReportAggregateMojo extends AbstractReportMojo {
 	@Parameter(defaultValue = "${project.reporting.outputDirectory}/jacoco-aggregate")
 	private File outputDirectory;
 
+	/**
+	 * Include this project in the report. If true then this projects class and
+	 * source files as well as JaCoCo execution data files will be collected.
+	 */
+	@Parameter(defaultValue = "false")
+	private boolean includeCurrentProject;
+
 	/**
 	 * The projects in the reactor.
 	 */
@@ -131,14 +138,23 @@ File getOutputDirectory() {
 	void createReport(final IReportGroupVisitor visitor,
 			final ReportSupport support) throws IOException {
 		final IReportGroupVisitor group = visitor.visitGroup(title);
+		if (includeCurrentProject) {
+			processProject(support, group, project);
+		}
 		for (final MavenProject dependency : findDependencies(
 				Artifact.SCOPE_COMPILE, Artifact.SCOPE_RUNTIME,
 				Artifact.SCOPE_PROVIDED)) {
-			support.processProject(group, dependency.getArtifactId(),
-					dependency, getIncludes(), getExcludes(), sourceEncoding);
+			processProject(support, group, dependency);
 		}
 	}
 
+	private void processProject(final ReportSupport support,
+			final IReportGroupVisitor group, final MavenProject project)
+			throws IOException {
+		support.processProject(group, project.getArtifactId(), project,
+				getIncludes(), getExcludes(), sourceEncoding);
+	}
+
 	public File getReportOutputDirectory() {
 		return outputDirectory;
 	}

org.jacoco.doc/docroot/doc/changes.html

@@ -20,6 +20,13 @@ <h1>Change History</h1>
 
 <h2>Snapshot Build @qualified.bundle.version@ (@build.date@)</h2>
 
+<h3>New Features</h3>
+<ul>
+  <li>Add parameter to include the current project in the <code>report-aggregate</code>
+      Maven goal
+      (GitHub <a href="https://github.com/jacoco/jacoco/issues/1007">#1007</a>).</li>
+</ul>
+
 <h3>Non-functional Changes</h3>
 <ul>
   <li>Experimental support for Java 20 class files