adding sonar integration for code coverage

pom.xml

@@ -105,5 +105,47 @@
 				</pluginRepository>
 			</pluginRepositories>
 		</profile>
+		<profile>
+			<id>sonar</id>
+			<build>
+				<plugins>
+					<plugin>
+						<groupId>org.jacoco</groupId>
+						<artifactId>jacoco-maven-plugin</artifactId>
+						<executions>
+							<execution>
+								<id>pre-unit-test</id>
+								<goals>
+									<goal>prepare-agent</goal>
+								</goals>
+								<configuration>
+									<propertyName>surefireArgLine</propertyName>
+									<destFile>${project.build.directory}/jacoco.exec</destFile>
+								</configuration>
+							</execution>
+							<execution>
+								<id>post-unit-test</id>
+								<phase>test</phase>
+								<goals>
+									<goal>report</goal>
+								</goals>
+								<configuration>
+									<!-- Sets the path to the file which contains the execution data. -->
+									<dataFile>${project.build.directory}/jacoco.exec</dataFile>
+								</configuration>
+							</execution>
+						</executions>
+					</plugin>
+					<plugin>
+						<groupId>org.apache.maven.plugins</groupId>
+						<artifactId>maven-surefire-plugin</artifactId>
+						<configuration>
+							<!-- Sets the VM argument line used when unit tests are run. -->
+							<argLine>${surefireArgLine}</argLine>
+						</configuration>
+					</plugin>
+				</plugins>
+			</build>
+		</profile>
 	</profiles>
 </project>