4.0.0 core-java-concurrency-advanced-4 0.1.0-SNAPSHOT core-java-concurrency-advanced-4 jar com.baeldung.core-java-modules core-java-modules 0.0.1-SNAPSHOT ../ core-java-concurrency-advanced-4 org.apache.maven.plugins maven-compiler-plugin ${maven.compiler.source} ${maven.compiler.target} src/main/resources true 1.8 1.8