return auth.logout(null, logoutRequestParams, true);
                } catch (final Exception e) {
                    logger.warn("Failed to logout from IdP: {}", samlUser, e);
                }
                return null;
            }).orElse(null);
        }
        return null;
    }

    @Override

            }

            UnicodeString ucstr = new UnicodeString(resp.name, false);
            out.acctName = ucstr.toString();
            out.type = resp.sid_type;
            out.origin_server = null;
            out.origin_ctx = null;
        }
    }


    void resolveSids0 ( String authorityServerName, CIFSContext tc, jcifs.SID[] sids ) throws CIFSException {
        synchronized ( this.sidCache ) {

    ms.add("b");
    ms.add(null);
    ms.add("a");
    ms.add("b");
    ms.add(null, 2);

    assertThat(ms).containsExactly(null, null, null, "a", "b", "b").inOrder();
    assertEquals(3, ms.count(null));

    SortedSet<@Nullable String> elementSet = ms.elementSet();
    assertEquals(null, elementSet.first());
    assertEquals("b", elementSet.last());

  }

  public void testThrowIfUnchecked_null() {
    assertThrows(NullPointerException.class, () -> throwIfUnchecked(null));
  }

  @J2ktIncompatible
  @GwtIncompatible // propagateIfPossible
  public void testPropageIfPossible_null() {
    propagateIfPossible(null);
  }

  @J2ktIncompatible
  @GwtIncompatible // propagateIfPossible(Throwable, Class)

     * Test method for
     * {@link org.codelibs.core.collection.CollectionsUtil#isEmpty(java.util.Collection)}
     * .
     */
    @Test
    public void testIsEmptyCollectionOfQ() {
        Collection<String> c = null;
        assertThat(CollectionsUtil.isEmpty(c), is(true));
        c = new ArrayList<String>();
        assertThat(CollectionsUtil.isEmpty(c), is(true));
    }

    /**
     * Test method for

                        "description": IsDict(
                            {
                                "title": "Description",
                                "anyOf": [{"type": "string"}, {"type": "null"}],
                            }
                        )
                        | IsDict(
                            # TODO: remove when deprecating Pydantic v1

                    "properties": {
                        "name": IsDict(
                            {
                                "title": "Name",
                                "anyOf": [{"type": "string"}, {"type": "null"}],
                            }
                        )
                        | IsDict(
                            # TODO: remove when deprecating Pydantic v1

      uses: actions/checkout@v2
      with:
        # We must fetch at least the immediate parents so that if this is
        # a pull request then we can checkout the head.
        fetch-depth: 2

    # If this run was triggered by a pull request event, then checkout
    # the head of the pull request instead of the merge commit.
    - run: git checkout HEAD^2
      if: ${{ github.event_name == 'pull_request' }}

     * .
     */
    @Test
    public void testCopyDestNull() {
        exception.expect(NullArgumentException.class);
        exception.expectMessage(is("[ECL0008]argument[enumeration] is null."));
        new EnumerationIterator<Object>(null);
    }

            }
        } else {
            aces = null;
        }

        return bufferIndex - start;
    }
    public String toString() {
        String ret = "SecurityDescriptor:\n";
        if (aces != null) {
            for (int ai = 0; ai < aces.length; ai++) {
                ret += aces[ai].toString() + "\n";
            }
        } else {
            ret += "NULL";
        }
        return ret;
    }