Fix javadoc site report

Author: fstab

pom.xml

@@ -213,7 +213,7 @@
                         <id>generate-javadoc-site-report</id>
                         <phase>site</phase>
                         <goals>
-                            <goal>javadoc</goal>
+                            <goal>aggregate</goal>
                         </goals>
                     </execution>
                 </executions>
@@ -229,6 +229,34 @@
         </plugins>
     </build>
 
+    <reporting>
+        <plugins>
+            <plugin>
+                <!-- maven-site-plugin 3.3 requires maven-project-info-reports-plugin < 3.0 -->
+                <artifactId>maven-project-info-reports-plugin</artifactId>
+                <version>2.9</version>
+            </plugin>
+            <plugin>
+                <artifactId>maven-javadoc-plugin</artifactId>
+                <reportSets>
+                    <reportSet>
+                        <id>aggregate</id>
+                        <inherited>false</inherited>
+                        <reports>
+                            <report>aggregate</report>
+                        </reports>
+                    </reportSet>
+                    <reportSet>
+                        <id>default</id>
+                        <reports>
+                            <report>javadoc</report>
+                        </reports>
+                    </reportSet>
+                </reportSets>
+            </plugin>
+        </plugins>
+    </reporting>
+
     <profiles>
         <profile>
             <id>release</id>