equivalenceMock.expectHash(group1Item1, 1);
    equivalenceMock.expectHash(group1Item2, 1);

    equivalenceMock.replay();

    try {
      tester.addEquivalenceGroup(group1Item1, group1Item2).test();
    } catch (AssertionFailedError expected) {
      assertThat(expected.getMessage())
          .contains(
              "TestObject{group=1, item=2} [group 1, item 2] must be equivalent to "

    equivalenceMock.expectHash(group1Item1, 1);
    equivalenceMock.expectHash(group1Item2, 1);

    equivalenceMock.replay();

    try {
      tester.addEquivalenceGroup(group1Item1, group1Item2).test();
    } catch (AssertionFailedError expected) {
      assertThat(expected.getMessage())
          .contains(
              "TestObject{group=1, item=2} [group 1, item 2] must be equivalent to "

      this.everyMillis = everyMillis;
      this.interruptee = interruptee;
    }

    @Override
    public void run() {
      while (true) {
        try {
          Thread.sleep(everyMillis);
        } catch (InterruptedException e) {
          // ok. just stop sleeping.
        }
        if (shouldStop) {
          break;
        }
        interruptee.interrupt();
      }
    }

    void stopInterrupting() {

                if (timeObj2 == null) {
                    return 1;
                }

                return o1.toString().compareTo(o2.toString());
            });
            return array;
        } catch (final IndexNotFoundException e) {
            return new Map[0];
        }
    }

    protected void addToArrayIndex(final String index, final String type, final String id, final Map<String, Object> source) {

          v0(),
          getMap().putIfAbsent(k0(), v0()));
    } catch (UnsupportedOperationException tolerated) {
    }
    expectUnchanged();
  }

  @MapFeature.Require(absent = SUPPORTS_PUT)
  @CollectionSize.Require(absent = ZERO)
  public void testPutIfAbsent_unsupportedPresentDifferentValue() {
    try {
      getMap().putIfAbsent(k0(), v3());
    } catch (UnsupportedOperationException tolerated) {
    }

    try {
      method.invoke(target, checkNotNull(event));
    } catch (IllegalArgumentException e) {
      throw new Error("Method rejected target/argument: " + event, e);
    } catch (IllegalAccessException e) {
      throw new Error("Method became inaccessible: " + event, e);
    } catch (InvocationTargetException e) {
      if (e.getCause() instanceof Error) {
        throw (Error) e.getCause();

                        } catch (Exception ex) { }
                        if (handlerClass == null) {
                            handlerClass = ClassLoader.getSystemClassLoader(
                                    ).loadClass(className);
                        }
                        handler = (URLStreamHandler) handlerClass.newInstance();
                    } catch (Exception ex) { }

                                new DefaultModelBuildingRequest(request).setModelSource(source);
                        return defaultModelBuilder.readRawModel(gaBuildingRequest, problems);
                    } catch (ModelBuildingException e) {
                        // gathered with problem collector
                    }
                }
                return null;
            }

        if (propertyType == java.util.Date.class) {
            try {
                return TimestampConversionUtil.toDate(arg);
            } catch (final ParseRuntimeException ex) {
                try {
                    return DateConversionUtil.toDate(arg);
                } catch (final ParseRuntimeException ex2) {
                    return TimeConversionUtil.toDate(arg);
                }
            }

            }
        } catch (XMLStreamException | IOException e) {
            throw new PlexusConfigurationException(e.getMessage(), e);
        }
    }

    private static BufferedInputStream reset(StreamSupplier inputSupplier, BufferedInputStream bis) throws IOException {
        try {
            bis.reset();
            return bis;
        } catch (IOException e) {