@Override
  public final void preTearDown() throws Exception {
    Host host = Host.getHost(0);
    VM vm0 = host.getVM(0);
    try {
      vm0.invoke(LoginTimeOutDUnitTest::destroyTable);
    } catch (Exception e) {
      if ((e instanceof RMIException) || (e instanceof SQLException)) {
        // sometimes we have lock timeout problems destroying the table in
        // this test
        vm0.invoke(JUnit4DistributedTestCase::disconnectFromDS);
      }
    }
  }
Return file as string and then modify the string accordingly **
geode-core/src/distributedTest/java/org/apache/geode/internal/jta/dunit/LoginTimeOutDUnitTest.java