.azure-pipelines/azure-pipelines.yml

@@ -1,105 +1,105 @@
 jobs:
-- job:
-  strategy:
-    matrix:
-      JDK 5:
-        JDK_VERSION: 5
-      JDK 6:
-        JDK_VERSION: 6
-      JDK 7:
-        JDK_VERSION: 7
-      JDK 8:
-        JDK_VERSION: 8
-      JDK 9:
-        JDK_VERSION: 9
-      JDK 10:
-        JDK_VERSION: 10
-      JDK 11:
-        JDK_VERSION: 11
-      JDK 11 with ECJ:
-        JDK_VERSION: 11
-        ECJ: true
-      JDK 12:
-        JDK_VERSION: 12
-      JDK 13:
-        JDK_VERSION: 13
-      JDK 14:
-        JDK_VERSION: 14
-      JDK 15:
-        JDK_VERSION: 15
-      JDK 16:
-        JDK_VERSION: 16
-      JDK 17:
-        JDK_VERSION: 17
-      JDK 17 with ECJ:
-        JDK_VERSION: 17
-        ECJ: true
-      JDK 18:
-        JDK_VERSION: 18
-      JDK 19:
-        JDK_VERSION: 19
-      JDK 20:
-        JDK_VERSION: 20
-      JDK 21:
-        JDK_VERSION: 21
-      JDK 21 with ECJ:
-        JDK_VERSION: 21
-        ECJ: true
-      JDK 22:
-        JDK_VERSION: 22
-      JDK 23:
-        JDK_VERSION: 23
-      JDK 24:
-        JDK_VERSION: 24
-  pool:
-    vmImage: 'ubuntu-20.04'
-  steps:
-  - bash: |
-      set -e
-      url_var=JDK${JDK_VERSION}_URL
-      JDK_URL=${!url_var}
-      mkdir .jdk
-      curl -L $JDK_URL -o .jdk/jdk.tar.gz
-      tar -xzf .jdk/jdk.tar.gz -C .jdk --strip-components 1
-      .jdk/bin/java -version
-      echo "
-      <toolchains>
-        <toolchain>
-          <type>jdk</type>
-          <provides>
-            <id>$JDK_VERSION</id>
-            <version>$JDK_VERSION</version>
-          </provides>
-          <configuration>
-            <jdkHome>$PWD/.jdk</jdkHome>
-          </configuration>
-        </toolchain>
-      </toolchains>
-      " > toolchains.xml
-    displayName: Setup JDK
-  - bash: |
-      if [[ "$JDK_VERSION" -ge "17" ]]; then
-        export JAVA_HOME=$PWD/.jdk
-      else
-        export JAVA_HOME=$JAVA_HOME_17_X64
-      fi
-      if [[ "$BUILD_SOURCEBRANCH" == "refs/heads/master" && "$JDK_VERSION" == "5" ]]; then
-        ./mvnw -V -B -e --no-transfer-progress -f org.jacoco.build \
-          verify -Djdk.version=$JDK_VERSION -Dbytecode.version=$JDK_VERSION \
-          deploy:deploy -DdeployAtEnd \
-          --toolchains=toolchains.xml --settings=.azure-pipelines/maven-settings.xml
-      elif [[ "$BUILD_SOURCEBRANCH" == "refs/heads/master" && "$JDK_VERSION" == "11" ]]; then
-        ./mvnw -V -B -e --no-transfer-progress -f org.jacoco.build \
-          verify -Djdk.version=$JDK_VERSION -Dbytecode.version=$JDK_VERSION \
-          sonar:sonar \
-          --toolchains=toolchains.xml --settings=.azure-pipelines/maven-settings.xml
-      else
-        ./mvnw -V -B -e --no-transfer-progress \
-          verify -Djdk.version=$JDK_VERSION -Dbytecode.version=$JDK_VERSION -Decj=${ECJ:-} \
-          --toolchains=toolchains.xml
-      fi
-    displayName: Build
-    env:
-      SONARQUBE_TOKEN: $(SONARQUBE_TOKEN)
-      SONATYPE_USERNAME: $(SONATYPE_USERNAME)
-      SONATYPE_PASSWORD: $(SONATYPE_PASSWORD)
+  - job:
+    strategy:
+      matrix:
+        JDK 5:
+          JDK_VERSION: 5
+        JDK 6:
+          JDK_VERSION: 6
+        JDK 7:
+          JDK_VERSION: 7
+        JDK 8:
+          JDK_VERSION: 8
+        JDK 9:
+          JDK_VERSION: 9
+        JDK 10:
+          JDK_VERSION: 10
+        JDK 11:
+          JDK_VERSION: 11
+        JDK 11 with ECJ:
+          JDK_VERSION: 11
+          ECJ: true
+        JDK 12:
+          JDK_VERSION: 12
+        JDK 13:
+          JDK_VERSION: 13
+        JDK 14:
+          JDK_VERSION: 14
+        JDK 15:
+          JDK_VERSION: 15
+        JDK 16:
+          JDK_VERSION: 16
+        JDK 17:
+          JDK_VERSION: 17
+        JDK 17 with ECJ:
+          JDK_VERSION: 17
+          ECJ: true
+        JDK 18:
+          JDK_VERSION: 18
+        JDK 19:
+          JDK_VERSION: 19
+        JDK 20:
+          JDK_VERSION: 20
+        JDK 21:
+          JDK_VERSION: 21
+        JDK 21 with ECJ:
+          JDK_VERSION: 21
+          ECJ: true
+        JDK 22:
+          JDK_VERSION: 22
+        JDK 23:
+          JDK_VERSION: 23
+        JDK 24:
+          JDK_VERSION: 24
+    pool:
+      vmImage: 'ubuntu-20.04'
+    steps:
+      - bash: |
+          set -e
+          url_var=JDK${JDK_VERSION}_URL
+          JDK_URL=${!url_var}
+          mkdir .jdk
+          curl -L $JDK_URL -o .jdk/jdk.tar.gz
+          tar -xzf .jdk/jdk.tar.gz -C .jdk --strip-components 1
+          .jdk/bin/java -version
+          echo "
+          <toolchains>
+            <toolchain>
+              <type>jdk</type>
+              <provides>
+                <id>$JDK_VERSION</id>
+                <version>$JDK_VERSION</version>
+              </provides>
+              <configuration>
+                <jdkHome>$PWD/.jdk</jdkHome>
+              </configuration>
+            </toolchain>
+          </toolchains>
+          " > toolchains.xml
+        displayName: Setup JDK
+      - bash: |
+          if [[ "$JDK_VERSION" -ge "17" ]]; then
+            export JAVA_HOME=$PWD/.jdk
+          else
+            export JAVA_HOME=$JAVA_HOME_17_X64
+          fi
+          if [[ "$BUILD_SOURCEBRANCH" == "refs/heads/master" && "$JDK_VERSION" == "5" ]]; then
+            ./mvnw -V -B -e --no-transfer-progress -f org.jacoco.build \
+              verify -Djdk.version=$JDK_VERSION -Dbytecode.version=$JDK_VERSION \
+              deploy:deploy -DdeployAtEnd \
+              --toolchains=toolchains.xml --settings=.azure-pipelines/maven-settings.xml
+          elif [[ "$BUILD_SOURCEBRANCH" == "refs/heads/master" && "$JDK_VERSION" == "11" ]]; then
+            ./mvnw -V -B -e --no-transfer-progress -f org.jacoco.build \
+              verify -Djdk.version=$JDK_VERSION -Dbytecode.version=$JDK_VERSION \
+              sonar:sonar \
+              --toolchains=toolchains.xml --settings=.azure-pipelines/maven-settings.xml
+          else
+            ./mvnw -V -B -e --no-transfer-progress \
+              verify -Djdk.version=$JDK_VERSION -Dbytecode.version=$JDK_VERSION -Decj=${ECJ:-} \
+              --toolchains=toolchains.xml
+          fi
+        displayName: Build
+        env:
+          SONARQUBE_TOKEN: $(SONARQUBE_TOKEN)
+          SONATYPE_USERNAME: $(SONATYPE_USERNAME)
+          SONATYPE_PASSWORD: $(SONATYPE_PASSWORD)

development/jenkins_job.properties

@@ -0,0 +1,12 @@
+JOB_GROUP=Maven
+JOB_PRODUCT=
+JOB_MVN_OPTS=-Xmx512M 
+JOB_INTEGRATION_SITE=false
+JOB_DOCKER_LABELS=jenkins-slave-jdk11-maven
+JOB_JDK=JDK17
+JOB_MAVEN=Maven 3.8
+JOB_REPORTERS=['junit']
+JOB_FORKED_PROJECT=true
+# Needed for locale-specific org.jacoco.cli.internal.commands.DumpTest
+JOB_EXTRA_ENVIRONMENT=[LC_ALL:'C']
+JOB_COVERAGE_DISABLED=true

development/settings.xml

@@ -0,0 +1,136 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<settings xmlns="http://maven.apache.org/SETTINGS/1.0.0"
+	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://maven.apache.org/SETTINGS/1.0.0 http://maven.apache.org/xsd/settings-1.0.0.xsd">
+
+	<mirrors>
+		<mirror>
+			<id>Nexus</id>
+			<name>Nexus Public Mirror</name>
+			<url>https://gebit-nexus.local.gebit.de/content/groups/public</url>
+			<mirrorOf>central</mirrorOf>
+		</mirror>
+	</mirrors>
+
+	<servers>
+		<!-- For your own project replace the server ID and environment variables, e.g. xyz-relases and NEXUS_XYZ_USERNAME) -->
+		<!-- see https://wiki.gebit.de/display/GBLD/Deployment+password+management for details -->
+		<server>
+			<id>gebit-releases</id>
+			<username>${env.NEXUS_GEBIT_BUILD_USERNAME}</username>
+			<password>${env.NEXUS_GEBIT_BUILD_PASSWORD}</password>
+		</server>
+		<server>
+			<id>gebit-snapshots</id>
+			<username>${env.NEXUS_GEBIT_BUILD_USERNAME}</username>
+			<password>${env.NEXUS_GEBIT_BUILD_PASSWORD}</password>
+		</server>
+		<server>
+			<id>gebit-integration</id>
+			<username>${env.NEXUS_GEBIT_BUILD_USERNAME}</username>
+			<password>${env.NEXUS_GEBIT_BUILD_PASSWORD}</password>
+		</server>
+
+		<!-- Defines the user to deploy the site. Make sure the jenkins user has the correct key to access the server. -->
+		<server>
+			<id>gebit-maven-site</id>
+			<username>jenkins</username>
+		</server>
+	</servers>
+
+	<profiles>
+		<profile>
+			<id>nexus-profile</id>
+			<repositories>
+				<repository>
+					<id>releases</id>
+					<url>https://gebit-nexus.local.gebit.de/content/groups/releases</url>
+					<releases>
+						<enabled>true</enabled>
+					</releases>
+					<snapshots>
+						<enabled>false</enabled>
+					</snapshots>
+				</repository>
+				<repository>
+					<id>integration</id>
+					<url>https://gebit-nexus.local.gebit.de/content/groups/integration</url>
+					<releases>
+						<enabled>true</enabled>
+					</releases>
+					<snapshots>
+						<enabled>false</enabled>
+					</snapshots>
+				</repository>
+				<repository>
+					<id>snapshots</id>
+					<url>https://gebit-nexus.local.gebit.de/content/groups/snapshots</url>
+					<releases>
+						<enabled>false</enabled>
+					</releases>
+					<snapshots>
+						<enabled>true</enabled>
+					</snapshots>
+				</repository>
+				<repository>
+					<id>public</id>
+					<url>https://gebit-nexus.local.gebit.de/content/repositories/public</url>
+					<releases>
+						<enabled>true</enabled>
+					</releases>
+					<snapshots>
+						<enabled>false</enabled>
+					</snapshots>
+				</repository>
+				<repository>
+					<id>public-osgi</id>
+					<url>https://gebit-nexus.local.gebit.de/content/repositories/public-osgi</url>
+					<releases>
+						<enabled>true</enabled>
+					</releases>
+					<snapshots>
+						<enabled>false</enabled>
+					</snapshots>
+				</repository>
+			</repositories>
+
+			<pluginRepositories>
+				<pluginRepository>
+					<id>plugin-integration</id>
+					<url>https://gebit-nexus.local.gebit.de/content/groups/integration</url>
+					<releases>
+						<enabled>true</enabled>
+					</releases>
+					<snapshots>
+						<enabled>false</enabled>
+					</snapshots>
+				</pluginRepository>
+				<pluginRepository>
+					<id>plugin-releases</id>
+					<url>https://gebit-nexus.local.gebit.de/content/groups/releases</url>
+					<releases>
+						<enabled>true</enabled>
+					</releases>
+					<snapshots>
+						<enabled>false</enabled>
+					</snapshots>
+				</pluginRepository>
+				<pluginRepository>
+					<id>plugin-snapshots</id>
+					<url>https://gebit-nexus.local.gebit.de/content/groups/snapshots</url>
+					<releases>
+						<enabled>false</enabled>
+					</releases>
+					<snapshots>
+						<enabled>true</enabled>
+					</snapshots>
+				</pluginRepository>
+			</pluginRepositories>
+		</profile>
+	</profiles>
+
+	<activeProfiles>
+		<activeProfile>nexus-profile</activeProfile>
+	</activeProfiles>
+</settings>

jacoco-maven-plugin.test/it/it-report-aggregate-reactors/child1-test/pom.xml

@@ -0,0 +1,34 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+   Copyright (c) 2009, 2024 Mountainminds GmbH & Co. KG and Contributors
+   This program and the accompanying materials are made available under
+   the terms of the Eclipse Public License 2.0 which is available at
+   http://www.eclipse.org/legal/epl-2.0
+
+   SPDX-License-Identifier: EPL-2.0
+
+   Contributors:
+      Marc R. Hoffmann, Jan Wloka - initial API and implementation
+-->
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+  <modelVersion>4.0.0</modelVersion>
+
+  <parent>
+    <groupId>jacoco</groupId>
+    <artifactId>it-report-aggregate-reactors</artifactId>
+    <version>1.0-SNAPSHOT</version>
+  </parent>
+
+  <artifactId>child1-test</artifactId>
+  <packaging>jar</packaging>
+
+  <dependencies>
+    <dependency>
+      <groupId>jacoco</groupId>
+      <artifactId>child1</artifactId>
+      <version>${project.version}</version>
+    </dependency>
+  </dependencies>
+
+</project>

jacoco-maven-plugin.test/it/it-report-aggregate-reactors/child1-test/src/test/java/package1/Example1bTest.java

@@ -0,0 +1,24 @@
+/*******************************************************************************
+ * Copyright (c) 2009, 2024 Mountainminds GmbH & Co. KG and Contributors
+ * This program and the accompanying materials are made available under
+ * the terms of the Eclipse Public License 2.0 which is available at
+ * http://www.eclipse.org/legal/epl-2.0
+ *
+ * SPDX-License-Identifier: EPL-2.0
+ *
+ * Contributors:
+ *    Marc R. Hoffmann, Jan Wloka - initial API and implementation
+ *
+ *******************************************************************************/
+package package1;
+
+import org.junit.Test;
+
+public class Example1bTest {
+
+	@Test
+	public void test() {
+		new Example1b().b();
+	}
+
+}

jacoco-maven-plugin.test/it/it-report-aggregate-reactors/child1/pom.xml

@@ -0,0 +1,26 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+   Copyright (c) 2009, 2024 Mountainminds GmbH & Co. KG and Contributors
+   This program and the accompanying materials are made available under
+   the terms of the Eclipse Public License 2.0 which is available at
+   http://www.eclipse.org/legal/epl-2.0
+
+   SPDX-License-Identifier: EPL-2.0
+
+   Contributors:
+      Marc R. Hoffmann, Jan Wloka - initial API and implementation
+-->
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+  <modelVersion>4.0.0</modelVersion>
+
+  <parent>
+    <groupId>jacoco</groupId>
+    <artifactId>it-report-aggregate-reactors</artifactId>
+    <version>1.0-SNAPSHOT</version>
+  </parent>
+
+  <artifactId>child1</artifactId>
+  <packaging>jar</packaging>
+
+</project>

jacoco-maven-plugin.test/it/it-report-aggregate-reactors/child1/src/main/java/package1/Example1a.java

@@ -0,0 +1,20 @@
+/*******************************************************************************
+ * Copyright (c) 2009, 2024 Mountainminds GmbH & Co. KG and Contributors
+ * This program and the accompanying materials are made available under
+ * the terms of the Eclipse Public License 2.0 which is available at
+ * http://www.eclipse.org/legal/epl-2.0
+ *
+ * SPDX-License-Identifier: EPL-2.0
+ *
+ * Contributors:
+ *    Marc R. Hoffmann, Jan Wloka - initial API and implementation
+ *
+ *******************************************************************************/
+package package1;
+
+public class Example1a {
+
+	public void a() {
+	}
+
+}

jacoco-maven-plugin.test/it/it-report-aggregate-reactors/child1/src/main/java/package1/Example1b.java

@@ -0,0 +1,20 @@
+/*******************************************************************************
+ * Copyright (c) 2009, 2024 Mountainminds GmbH & Co. KG and Contributors
+ * This program and the accompanying materials are made available under
+ * the terms of the Eclipse Public License 2.0 which is available at
+ * http://www.eclipse.org/legal/epl-2.0
+ *
+ * SPDX-License-Identifier: EPL-2.0
+ *
+ * Contributors:
+ *    Marc R. Hoffmann, Jan Wloka - initial API and implementation
+ *
+ *******************************************************************************/
+package package1;
+
+public class Example1b {
+
+	public void b() {
+	}
+
+}

jacoco-maven-plugin.test/it/it-report-aggregate-reactors/child1/src/test/java/package1/Example1aTest.java

@@ -0,0 +1,24 @@
+/*******************************************************************************
+ * Copyright (c) 2009, 2024 Mountainminds GmbH & Co. KG and Contributors
+ * This program and the accompanying materials are made available under
+ * the terms of the Eclipse Public License 2.0 which is available at
+ * http://www.eclipse.org/legal/epl-2.0
+ *
+ * SPDX-License-Identifier: EPL-2.0
+ *
+ * Contributors:
+ *    Marc R. Hoffmann, Jan Wloka - initial API and implementation
+ *
+ *******************************************************************************/
+package package1;
+
+import org.junit.Test;
+
+public class Example1aTest {
+
+	@Test
+	public void test() {
+		new Example1a().a();
+	}
+
+}

jacoco-maven-plugin.test/it/it-report-aggregate-reactors/child2/pom.xml

@@ -0,0 +1,26 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+   Copyright (c) 2009, 2024 Mountainminds GmbH & Co. KG and Contributors
+   This program and the accompanying materials are made available under
+   the terms of the Eclipse Public License 2.0 which is available at
+   http://www.eclipse.org/legal/epl-2.0
+
+   SPDX-License-Identifier: EPL-2.0
+
+   Contributors:
+      Marc R. Hoffmann, Jan Wloka - initial API and implementation
+-->
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+  <modelVersion>4.0.0</modelVersion>
+
+  <parent>
+    <groupId>jacoco</groupId>
+    <artifactId>it-report-aggregate-reactors</artifactId>
+    <version>1.0-SNAPSHOT</version>
+  </parent>
+
+  <artifactId>child2</artifactId>
+  <packaging>jar</packaging>
+
+</project>

jacoco-maven-plugin.test/it/it-report-aggregate-reactors/child2/src/main/java/package2/Example2.java

@@ -0,0 +1,20 @@
+/*******************************************************************************
+ * Copyright (c) 2009, 2024 Mountainminds GmbH & Co. KG and Contributors
+ * This program and the accompanying materials are made available under
+ * the terms of the Eclipse Public License 2.0 which is available at
+ * http://www.eclipse.org/legal/epl-2.0
+ *
+ * SPDX-License-Identifier: EPL-2.0
+ *
+ * Contributors:
+ *    Marc R. Hoffmann, Jan Wloka - initial API and implementation
+ *
+ *******************************************************************************/
+package package2;
+
+public class Example2 {
+
+	public void a() {
+	}
+
+}

jacoco-maven-plugin.test/it/it-report-aggregate-reactors/child2/src/test/java/package2/Example2Test.java

@@ -0,0 +1,24 @@
+/*******************************************************************************
+ * Copyright (c) 2009, 2024 Mountainminds GmbH & Co. KG and Contributors
+ * This program and the accompanying materials are made available under
+ * the terms of the Eclipse Public License 2.0 which is available at
+ * http://www.eclipse.org/legal/epl-2.0
+ *
+ * SPDX-License-Identifier: EPL-2.0
+ *
+ * Contributors:
+ *    Marc R. Hoffmann, Jan Wloka - initial API and implementation
+ *
+ *******************************************************************************/
+package package2;
+
+import org.junit.Test;
+
+public class Example2Test {
+
+	@Test
+	public void test() {
+		new Example2().a();
+	}
+
+}

jacoco-maven-plugin.test/it/it-report-aggregate-reactors/child2v2/pom.xml

@@ -0,0 +1,26 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+   Copyright (c) 2009, 2024 Mountainminds GmbH & Co. KG and Contributors
+   This program and the accompanying materials are made available under
+   the terms of the Eclipse Public License 2.0 which is available at
+   http://www.eclipse.org/legal/epl-2.0
+
+   SPDX-License-Identifier: EPL-2.0
+
+   Contributors:
+      Marc R. Hoffmann, Jan Wloka - initial API and implementation
+-->
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+  <modelVersion>4.0.0</modelVersion>
+
+  <parent>
+    <groupId>jacoco</groupId>
+    <artifactId>it-report-aggregate-reactors</artifactId>
+    <version>1.0-SNAPSHOT</version>
+  </parent>
+
+  <artifactId>child2</artifactId>
+  <version>2.0-SNAPSHOT</version>
+
+</project>

jacoco-maven-plugin.test/it/it-report-aggregate-reactors/child2v2/src/main/java/package2/Example2.java

@@ -0,0 +1,20 @@
+/*******************************************************************************
+ * Copyright (c) 2009, 2024 Mountainminds GmbH & Co. KG and Contributors
+ * This program and the accompanying materials are made available under
+ * the terms of the Eclipse Public License 2.0 which is available at
+ * http://www.eclipse.org/legal/epl-2.0
+ *
+ * SPDX-License-Identifier: EPL-2.0
+ *
+ * Contributors:
+ *    Marc R. Hoffmann, Jan Wloka - initial API and implementation
+ *
+ *******************************************************************************/
+package package2;
+
+public class Example2 {
+
+	public void a() {
+	}
+
+}

jacoco-maven-plugin.test/it/it-report-aggregate-reactors/child2v2/src/test/java/package2/Example2Test.java

@@ -0,0 +1,24 @@
+/*******************************************************************************
+ * Copyright (c) 2009, 2024 Mountainminds GmbH & Co. KG and Contributors
+ * This program and the accompanying materials are made available under
+ * the terms of the Eclipse Public License 2.0 which is available at
+ * http://www.eclipse.org/legal/epl-2.0
+ *
+ * SPDX-License-Identifier: EPL-2.0
+ *
+ * Contributors:
+ *    Marc R. Hoffmann, Jan Wloka - initial API and implementation
+ *
+ *******************************************************************************/
+package package2;
+
+import org.junit.Test;
+
+public class Example2Test {
+
+	@Test
+	public void test() {
+		new Example2().a();
+	}
+
+}

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

@@ -0,0 +1,50 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+   Copyright (c) 2009, 2024 Mountainminds GmbH & Co. KG and Contributors
+   This program and the accompanying materials are made available under
+   the terms of the Eclipse Public License 2.0 which is available at
+   http://www.eclipse.org/legal/epl-2.0
+
+   SPDX-License-Identifier: EPL-2.0
+
+   Contributors:
+      Marc R. Hoffmann, Jan Wloka - initial API and implementation
+-->
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+  <parent>
+    <groupId>jacoco</groupId>
+    <artifactId>setup-parent</artifactId>
+    <version>1.0-SNAPSHOT</version>
+  </parent>
+
+  <artifactId>it-report-aggregate-reactors</artifactId>
+  <packaging>pom</packaging>
+
+  <modules>
+    <module>child1</module>
+    <module>child1-test</module>
+    <module>child2</module>
+    <module>child2v2</module>
+    <module>report</module>
+  </modules>
+
+  <build>
+    <plugins>
+      <plugin>
+        <groupId>@project.groupId@</groupId>
+        <artifactId>jacoco-maven-plugin</artifactId>
+        <executions>
+          <execution>
+            <id>prepare-agent</id>
+            <goals>
+              <goal>prepare-agent</goal>
+            </goals>
+          </execution>
+        </executions>
+      </plugin>
+    </plugins>
+  </build>
+</project>

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

@@ -0,0 +1,44 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+   Copyright (c) 2009, 2024 Mountainminds GmbH & Co. KG and Contributors
+   This program and the accompanying materials are made available under
+   the terms of the Eclipse Public License 2.0 which is available at
+   http://www.eclipse.org/legal/epl-2.0
+
+   SPDX-License-Identifier: EPL-2.0
+
+   Contributors:
+      Marc R. Hoffmann, Jan Wloka - initial API and implementation
+-->
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+  <modelVersion>4.0.0</modelVersion>
+
+  <parent>
+    <groupId>jacoco</groupId>
+    <artifactId>it-report-aggregate-reactors</artifactId>
+    <version>1.0-SNAPSHOT</version>
+  </parent>
+
+  <artifactId>report</artifactId>
+  <name>Aggregate Report</name>
+
+  <build>
+    <plugins>
+      <plugin>
+        <groupId>@project.groupId@</groupId>
+        <artifactId>jacoco-maven-plugin</artifactId>
+        <executions>
+          <execution>
+            <id>report-aggregate</id>
+            <phase>verify</phase>
+            <goals>
+              <goal>report-aggregate-all</goal>
+            </goals>
+          </execution>
+        </executions>
+      </plugin>
+    </plugins>
+  </build>
+
+</project>

jacoco-maven-plugin.test/it/it-report-aggregate-reactors/report/src/test/java/packagereport/ReportTest.java

@@ -0,0 +1,23 @@
+/*******************************************************************************
+ * Copyright (c) 2009, 2024 Mountainminds GmbH & Co. KG and Contributors
+ * This program and the accompanying materials are made available under
+ * the terms of the Eclipse Public License 2.0 which is available at
+ * http://www.eclipse.org/legal/epl-2.0
+ *
+ * SPDX-License-Identifier: EPL-2.0
+ *
+ * Contributors:
+ *    Marc R. Hoffmann - initial API and implementation
+ *
+ *******************************************************************************/
+package packagereport;
+
+import org.junit.Test;
+
+public class ReportTest {
+
+	@Test
+	public void test() {
+	}
+
+}

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

@@ -0,0 +1,53 @@
+/*******************************************************************************
+ * Copyright (c) 2009, 2024 Mountainminds GmbH & Co. KG and Contributors
+ * This program and the accompanying materials are made available under
+ * the terms of the Eclipse Public License 2.0 which is available at
+ * http://www.eclipse.org/legal/epl-2.0
+ *
+ * SPDX-License-Identifier: EPL-2.0
+ *
+ * Contributors:
+ *    Marc R. Hoffmann, Jan Wloka - initial API and implementation
+ *
+ *******************************************************************************/
+import org.codehaus.plexus.util.*;
+import java.util.regex.*;
+
+String buildLog = FileUtils.fileRead( new File( basedir, "build.log" ) );
+
+if ( !Pattern.compile( "Loading execution data file \\S*child1.target.jacoco.exec").matcher( buildLog ).find() ) {
+    throw new RuntimeException( "Execution data from child1 was not loaded." );
+}
+
+if ( !Pattern.compile( "Loading execution data file \\S*child1-test.target.jacoco.exec").matcher( buildLog ).find() ) {
+    throw new RuntimeException( "Execution data from child1-test was not loaded." );
+}
+
+if ( !new File( basedir, "child2/target/jacoco.exec" ).isFile()) {
+    throw new RuntimeException( "No execution data in child2." );
+}
+if ( !Pattern.compile( "Loading execution data file \\S*child2.target.jacoco.exec").matcher( buildLog ).find() ) {
+    throw new RuntimeException( "Execution data from child2 was not loaded." );
+}
+if ( !Pattern.compile( "Loading execution data file \\S*child2v2.target.jacoco.exec").matcher( buildLog ).find() ) {
+    throw new RuntimeException( "Execution data from child2v2 was not loaded." );
+}
+
+if ( !Pattern.compile( "Loading execution data file \\S*report.target.jacoco.exec").matcher( buildLog ).find() ) {
+    throw new RuntimeException( "Execution data from report was not loaded." );
+}
+
+File reportChild1 = new File( basedir, "report/target/site/jacoco-aggregate/child1/index.html" );
+if ( !reportChild1.isFile() ) {
+    throw new RuntimeException( "Report for child1 was not created." );
+}
+
+File reportChild1test = new File( basedir, "report/target/site/jacoco-aggregate/child1-test/index.html" );
+if ( !reportChild1test.isFile() ) {
+    throw new RuntimeException( "Report for child1-test was not created." );
+}
+
+File reportChild2 = new File( basedir, "report/target/site/jacoco-aggregate/child2/index.html" );
+if ( !reportChild2.isFile() ) {
+    throw new RuntimeException( "Report for child2 was not created." );
+}

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

@@ -0,0 +1,65 @@
+/*******************************************************************************
+ * Copyright (c) 2009, 2024 Mountainminds GmbH & Co. KG and Contributors
+ * This program and the accompanying materials are made available under
+ * the terms of the Eclipse Public License 2.0 which is available at
+ * http://www.eclipse.org/legal/epl-2.0
+ *
+ * SPDX-License-Identifier: EPL-2.0
+ *
+ * Contributors:
+ *    John Oliver, Marc R. Hoffmann, Jan Wloka - initial API and implementation
+ *
+ *******************************************************************************/
+package org.jacoco.maven;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import org.apache.maven.plugins.annotations.Mojo;
+import org.apache.maven.project.MavenProject;
+import org.codehaus.plexus.util.StringUtils;
+
+/**
+ * <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, 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>
+ * Using the dependency scope allows to distinguish projects which contribute
+ * execution data but should not become part of the report:
+ * </p>
+ *
+ * <ul>
+ * <li><code>compile</code>, <code>runtime</code>, <code>provided</code>:
+ * Project source and execution data is included in the report.</li>
+ * <li><code>test</code>: Only execution data is considered for the report.</li>
+ * </ul>
+ *
+ * @since 0.8.13
+ */
+@Mojo(name = "report-aggregate-all", threadSafe = true, aggregator = true)
+public class ReportAggregateAllMojo extends ReportAggregateMojo {
+
+	@Override
+	protected List<MavenProject> findDependencies(final String... scopes) {
+		final List<MavenProject> result = reactorProjects;
+		if (!includeCurrentProject) {
+			result.remove(project);
+		}
+
+		// need to exclude pom projects
+		final List<MavenProject> nonPomProjects = new ArrayList<>();
+		for (final MavenProject mavenProject : result) {
+			if (!StringUtils.equals("pom", mavenProject.getPackaging())) {
+				nonPomProjects.add(mavenProject);
+			}
+		}
+		return nonPomProjects;
+	}
+}

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

@@ -89,13 +89,13 @@ public class ReportAggregateMojo extends AbstractReportMojo {
 	 * @since 0.8.9
 	 */
 	@Parameter(defaultValue = "false")
-	private boolean includeCurrentProject;
+	protected boolean includeCurrentProject;
 
 	/**
 	 * The projects in the reactor.
 	 */
 	@Parameter(property = "reactorProjects", readonly = true)
-	private List<MavenProject> reactorProjects;
+	protected List<MavenProject> reactorProjects;
 
 	@Override
 	boolean canGenerateReportRegardingDataFiles() {
@@ -179,8 +179,8 @@ public String getName(final Locale locale) {
 		return "JaCoCo Aggregate";
 	}
 
-	private List<MavenProject> findDependencies(final String... scopes) {
-		final List<MavenProject> result = new ArrayList<MavenProject>();
+	protected List<MavenProject> findDependencies(final String... scopes) {
+		final List<MavenProject> result = new ArrayList<>();
 		final List<String> scopeList = Arrays.asList(scopes);
 		for (final Object dependencyObject : project.getDependencies()) {
 			final Dependency dependency = (Dependency) dependencyObject;
@@ -221,5 +221,4 @@ private MavenProject findProjectFromReactor(final Dependency d) {
 		}
 		return null;
 	}
-
 }

org.jacoco.build/pom.xml

@@ -18,6 +18,12 @@
   <version>0.8.13-SNAPSHOT</version>
   <packaging>pom</packaging>
 
+  <parent>
+  <groupId>org.jacoco</groupId>
+  <artifactId>root</artifactId>
+  <version>0.8.13-SNAPSHOT</version>
+  </parent>
+
   <name>JaCoCo</name>
   <description>JaCoCo - Java Code Coverage Library</description>
   <url>http://jacoco.org</url>
@@ -337,7 +343,10 @@
         <plugin>
           <groupId>org.apache.maven.plugins</groupId>
           <artifactId>maven-invoker-plugin</artifactId>
-          <version>2.0.0</version>
+          <version>3.7.0</version>
+          <configuration>
+            <streamLogsOnFailures>true</streamLogsOnFailures>
+          </configuration>
         </plugin>
         <plugin>
           <groupId>org.apache.maven.plugins</groupId>
@@ -519,7 +528,7 @@
                   <version>17</version>
                 </requireJavaVersion>
                 <requireMavenVersion>
-                  <version>3.9.9</version>
+                  <version>3.6.3</version>
                 </requireMavenVersion>
                 <requireNoRepositories>
                   <message>The rules for repo1.maven.org are that pom.xml files should not include repository definitions.</message>

org.jacoco.core.test.validation.scala/pom.xml

@@ -45,7 +45,7 @@
       <plugin>
         <groupId>net.alchim31.maven</groupId>
         <artifactId>scala-maven-plugin</artifactId>
-        <version>4.4.0</version>
+        <version>4.5.6</version>
         <executions>
           <execution>
             <id>compile</id>

org.jacoco.examples.test/pom.xml

@@ -38,6 +38,11 @@
       <groupId>${project.groupId}</groupId>
       <artifactId>org.jacoco.agent.rt</artifactId>
     </dependency>
+    <dependency>
+      <groupId>${project.groupId}</groupId>
+      <artifactId>jacoco-maven-plugin</artifactId>
+      <version>${project.version}</version>
+    </dependency>
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>

pom.xml

@@ -10,4 +10,46 @@
     <module>org.jacoco.build</module>
   </modules>
 
+  <properties>
+  <!-- GEBIT: versions to be used for gebit-build support -->
+  <version.tiles>2.8-gebit38</version.tiles>
+  <version.gebit-build-extension>1.2.2</version.gebit-build-extension>
+  <version.gebit-forked>1.0.2</version.gebit-forked>
+  <tiles.applyBefore>org.jacoco:root</tiles.applyBefore>
+  <tiles.mergeTarget>${tiles.applyBefore}</tiles.mergeTarget>
+  <version.build>3.9.1</version.build>
+  <version.java>17</version.java>
+  <!-- GEBIT: end -->
+  </properties>
+
+  <build>
+  <plugins>
+    <!-- GEBIT: Tiles -->
+    <plugin>
+      <groupId>io.repaint.maven</groupId>
+      <artifactId>tiles-maven-plugin</artifactId>
+      <version>${version.tiles}</version>
+      <extensions>true</extensions>
+      <configuration>
+        <applyBefore>${tiles.applyBefore}</applyBefore>
+        <mergeTarget>${tiles.mergeTarget}</mergeTarget>
+        <tiles>
+          <tile>de.gebit.build.forked.tile:forked-base:${version.gebit-forked}</tile>
+        </tiles>
+      </configuration>
+    </plugin>
+    <!-- GEBIT: end -->
+  </plugins>
+
+  <!-- GEBIT: Extensions -->
+  <extensions>
+    <extension>
+      <groupId>de.gebit.build.maven</groupId>
+      <artifactId>gebit-build-extension</artifactId>
+      <version>${version.gebit-build-extension}</version>
+    </extension>
+  </extensions>
+  <!-- GEBIT: end -->
+
+  </build>
 </project>