* References

 * {{{./cli.html}CLI options}},

 * {{{./logging.html}logging API}}.

 * since 3.3.1 (see {{{/docs/3.3.1/release-notes.html#Core_Extensions}3.3.1 release notes}} for more details),
   per project settings can be defined by files in <<<.mvn/>>> directory:

   * <<<.mvn/jvm.config>>> containing jvm options,

import org.apache.maven.BuildAbort;
import org.apache.maven.InternalErrorException;
import org.apache.maven.Maven;
import org.apache.maven.api.Constants;
import org.apache.maven.api.cli.extensions.CoreExtension;
import org.apache.maven.api.services.MessageBuilder;
import org.apache.maven.api.services.MessageBuilderFactory;
import org.apache.maven.building.FileSource;
import org.apache.maven.building.Problem;