return this;
        }

        public Builder cwd(Path cwd) {
            this.cwd = cwd;
            return this;
        }

        public Builder mavenHome(Path mavenHome) {
            this.mavenHome = mavenHome;
            return this;
        }

        public Builder userHome(Path userHome) {
            this.userHome = userHome;
            return this;
        }

        if (context.parserRequest.mavenHome() != null) {
            Path result = getCanonicalPath(context.parserRequest.mavenHome());
            context.systemPropertiesOverrides.put(Constants.MAVEN_HOME, result.toString());
            return result;
        } else {
            String mavenHome = System.getProperty(Constants.MAVEN_HOME);
            if (mavenHome == null) {
                throw new IllegalStateException(

    @Test
    public void testPropertiesInterpolation() throws Exception {
        FileSystem fs = Jimfs.newFileSystem(Configuration.windows());

        Path mavenHome = fs.getPath("C:\\maven");
        Files.createDirectories(mavenHome);
        Path mavenConf = mavenHome.resolve("conf");
        Files.createDirectories(mavenConf);
        Path mavenUserProps = mavenConf.resolve("maven-user.properties");

          </properties>
          <promoteUserPropertiesToSystemProperties>false</promoteUserPropertiesToSystemProperties>
          <systemPropertyVariables>
            <maven.home>${basedir}/src/test/resources/mavenHome</maven.home>
            <userHome>${basedir}/src/test/resources/userHome</userHome>
            <userDir>${basedir}/src/test/resources/userDir</userDir>
          </systemPropertyVariables>
        </configuration>

MAVEN_USER_HOME="${MAVEN_USER_HOME:-${HOME}/.m2}"
MAVEN_HOME="${MAVEN_USER_HOME}/wrapper/dists/${distributionUrlNameMain-}/$(hash_string "$distributionUrl")"

exec_maven() {
  unset MVNW_VERBOSE MVNW_USERNAME MVNW_PASSWORD MVNW_REPOURL || :
  exec "$MAVEN_HOME/bin/$MVN_CMD" "$@" || die "cannot exec $MAVEN_HOME/bin/$MVN_CMD"
}

if [ -d "$MAVEN_HOME" ]; then
  verbose "found existing MAVEN_HOME at $MAVEN_HOME"
  exec_maven "$@"
fi

    goto error
)

:chkMHome
set "MAVEN_HOME=%~dp0"
set "MAVEN_HOME=%MAVEN_HOME:~0,-5%"
if "%MAVEN_HOME%"=="" goto error

:checkMCmd
if not exist "%MAVEN_HOME%\bin\mvn.cmd" goto error

@REM ==== END VALIDATION ====

:init

set "CLASSWORLDS_CONF=%MAVEN_HOME%\bin\m2.conf"

@REM Find the project basedir, i.e., the directory that contains the directory ".mvn".

            rm -r "maven-local/$MAVEN_DIR"
          else
            tar xzf maven-dist/apache-maven-*-bin.tar.gz -C maven-local --strip-components 1
          fi
          echo "MAVEN_HOME=$PWD/maven-local" >> $GITHUB_ENV
          echo "$PWD/maven-local/bin" >> $GITHUB_PATH

      - name: Build with downloaded Maven
        shell: bash
        run: mvn verify -Papache-release -Dgpg.skip=true -e -B -V

    }

    protected void pushCoreProperties(C context) throws Exception {
        System.setProperty(
                Constants.MAVEN_HOME,
                context.invokerRequest.installationDirectory().toString());
    }

    /**
     * Note: this method is called twice from {@link #doInvoke(LookupContext)} and modifies context. First invocation