Maven Surefire, Failsafe plugins with Jacoco for unit and integration testing with code coverage. https://natritmeyer.com/howto/reporting-aggregated-unit-and-integration-test-coverage-with-jacoco/

pom.xml

<plugin>
	<groupId>org.apache.maven.plugins</groupId>
	<artifactId>maven-surefire-plugin</artifactId>
	<configuration>
		<argLine>${surefire.jacoco.args}</argLine>
	</configuration>
</plugin>

<plugin>
	<groupId>org.apache.maven.plugins</groupId>
	<artifactId>maven-failsafe-plugin</artifactId>
	<configuration>
		<argLine>${failsafe.jacoco.args}</argLine>
	</configuration>
	<executions>
		<execution>
			<goals>
				<goal>integration-test</goal>
				<goal>verify</goal>
			</goals>
		</execution>
	</executions>
</plugin>

<plugin>
  <groupId>org.jacoco</groupId>
  <artifactId>jacoco-maven-plugin</artifactId>
  <version>${jacoco.version}</version>
  <configuration>
	  <excludes>
		  <exclude>**/api/v1/converters/*</exclude>
	  </excludes>
  </configuration>
	<executions>
		<!-- Surefire -->
		<execution>
			<id>before-unit-test-execution</id>
			<goals>
				<goal>prepare-agent</goal>
			</goals>
			<configuration>
				<destFile>${project.build.directory}/jacoco-output/jacoco-unit-tests.exec</destFile>
				<propertyName>surefire.jacoco.args</propertyName>
			</configuration>
		</execution>
		<execution>
			<id>after-unit-test-execution</id>
			<phase>test</phase>
			<goals>
				<goal>report</goal>
			</goals>
			<configuration>
				<dataFile>${project.build.directory}/jacoco-output/jacoco-unit-tests.exec</dataFile>
				<outputDirectory>${project.reporting.outputDirectory}/jacoco-unit-test-coverage-report</outputDirectory>
			</configuration>
		</execution>

		<!-- Failsafe -->
		<execution>
			<id>before-integration-test-execution</id>
			<phase>pre-integration-test</phase>
			<goals>
				<goal>prepare-agent</goal>
			</goals>
			<configuration>
				<destFile>${project.build.directory}/jacoco-output/jacoco-integration-tests.exec</destFile>
				<propertyName>failsafe.jacoco.args</propertyName>
			</configuration>
		</execution>
		<execution>
			<id>after-integration-test-execution</id>
			<phase>post-integration-test</phase>
			<goals>
				<goal>report</goal>
			</goals>
			<configuration>
				<dataFile>${project.build.directory}/jacoco-output/jacoco-integration-tests.exec</dataFile>
				<outputDirectory>${project.reporting.outputDirectory}/jacoco-integration-test-coverage-report</outputDirectory>
			</configuration>
		</execution>

		<!-- Merged test coverage report -->
		<execution>
			<id>merge-unit-and-integration</id>
			<phase>post-integration-test</phase>
			<goals>
				<goal>merge</goal>
			</goals>
			<configuration>
				<fileSets>
					<fileSet>
						<directory>${project.build.directory}/jacoco-output/</directory>
						<includes>
							<include>*.exec</include>
						</includes>
					</fileSet>
				</fileSets>
				<destFile>${project.build.directory}/jacoco-output/merged.exec</destFile>
			</configuration>
		</execution>
		<execution>
			<id>create-merged-report</id>
			<phase>post-integration-test</phase>
			<goals>
				<goal>report</goal>
			</goals>
			<configuration>
				<dataFile>${project.build.directory}/jacoco-output/merged.exec</dataFile>
				<outputDirectory>${project.reporting.outputDirectory}/jacoco-merged-coverage-report</outputDirectory>
			</configuration>
		</execution>
		
		<!-- Code coverage threshold -->
		<execution>
			<id>check</id>
			<phase>verify</phase>
			<goals>
				<goal>check</goal>
			</goals>
			<configuration>
				<rules>
					<rule>
						<element>CLASS</element>
							<excludes>
								<exclude>*Test</exclude>
								<exclude>*IT</exclude>
							</excludes>
						<limits>
							<limit>
								<counter>LINE</counter>
								<value>COVEREDRATIO</value>
								<minimum>100%</minimum>
							</limit>
						</limits>
					</rule>
				</rules>
				<dataFile>${project.build.directory}/jacoco-output/merged.exec</dataFile>
			</configuration>
		</execution>
	</executions>
</plugin>