4.0.0 java-collections-maps-3 0.1.0-SNAPSHOT java-collections-maps-3 jar com.baeldung parent-java 0.0.1-SNAPSHOT ../parent-java org.junit.jupiter junit-jupiter-api 5.8.1 org.springframework spring-core ${spring.version} test org.apache.commons commons-collections4 ${commons-collections4.version} 5.2.5.RELEASE