introducing jacoco

pom.xml

@@ -88,7 +88,41 @@
 					</excludes>
 				</configuration>
 			</plugin>
-
 		</plugins>
 	</build>
+
+	<profiles>
+		<profile>
+			<id>coverage</id>
+			<build>
+				<plugins>
+					<plugin>
+						<groupId>org.jacoco</groupId>
+						<artifactId>jacoco-maven-plugin</artifactId>
+						<version>0.8.7</version>
+						<executions>
+							<execution>
+								<id>prepare-agent</id>
+								<goals>
+									<goal>prepare-agent</goal>
+								</goals>
+							</execution>
+							<execution>
+								<id>report</id>
+								<goals>
+									<goal>report</goal>
+								</goals>
+								<configuration>
+									<formats>
+										<format>XML</format>
+									</formats>
+								</configuration>
+							</execution>
+						</executions>
+					</plugin>
+				</plugins>
+			</build>
+		</profile>
+	</profiles>
+
 </project>