Subject subj = SubjectFactory.getSubject(Constants.rootI, Constants.rootT);
Subject subj = null; try { subj = SubjectFactory.getSubject(Constants.rootI, Constants.rootT); } catch (SubjectNotFoundException e1) {  e1.printStackTrace(); }
  public void testCreateNullOrBlankNS() {    Subject subj = SubjectFactory.getSubject(Constants.rootI, Constants.rootT);    GrouperSession s = GrouperSession.start(subj);    // Create ns0    try {      GrouperStem ns0 = GrouperStem.create(                          s, null, null                        );      Assert.fail("stem == null, extn == null");    } catch (RuntimeException e) {      Assert.assertTrue("caught double null", true);    }    try {      GrouperStem ns0 = GrouperStem.create(                          s, null, Constants.ns0e                        );      Assert.fail("stem == null");    } catch (RuntimeException e) {      Assert.assertTrue("caught null stem", true);    }    try {      GrouperStem ns0 = GrouperStem.create(                          s, Constants.ns0s, null                        );      Assert.fail("extn == null");    } catch (RuntimeException e) {      Assert.assertTrue("caught null extn", true);    }    try {      GrouperStem ns0 = GrouperStem.create(                          s, "", ""                        );      Assert.fail("stem == blank, extn == blank");    } catch (RuntimeException e) {      Assert.assertTrue("caught double blank", true);    }    try {      GrouperStem ns0 = GrouperStem.create(                          s, "", Constants.ns0e                        );      Assert.fail("stem == blank");    } catch (RuntimeException e) {      Assert.assertTrue("caught blank stem", true);    }    try {      GrouperStem ns0 = GrouperStem.create(                          s, Constants.ns0s, ""                        );      Assert.fail("extn == blank");    } catch (RuntimeException e) {      Assert.assertTrue("caught blank extn", true);    }    s.stop();  }