expectUnchanged();
  }

  @MapFeature.Require(absent = SUPPORTS_REMOVE)
  @CollectionSize.Require(ZERO)
  public void testClear_unsupportedByEmptyCollection() {
    try {
      getMap().clear();
    } catch (UnsupportedOperationException tolerated) {
    }
    expectUnchanged();
  }

    /**
     * {@inheritDoc}
     *
     * @see java.lang.Thread#run()
     */
    @Override
    public void run() {
        try {
            this.closed = true;
            close();
        } catch (final CIFSException e) {
            log.warn("Failed to close context on shutdown", e);
        }
    }

                break;
            default:
                this.checksum = new byte[bufferStream.available()];
                break;
            }
            bufferStream.readFully(this.checksum);
        } catch (final IOException e) {
            throw new PACDecodingException("Malformed PAC signature", e);
        }
    }

    /**
     * Gets the checksum type of this signature.
     *

                }
                if (values.length > 1) {
                    cb.query().setRequestedAt_LessEqual(LocalDateTime.parse(values[1], formatter));
                }
            } catch (final Exception e) {
                if (logger.isDebugEnabled()) {
                    logger.debug("Failed to parse {}", pager.requestedTimeRange, e);
                }
            }
        }
    }

                pathMapperFunc = pathMappingHelper.createPathMatcher(matcher, replacement);
            }
            try {
                return pathMapperFunc.apply(input, matcher);
            } catch (final Exception e) {
                logger.warn("Failed to apply {} to {}.", regexPattern.pattern(), input, e);
            }
        }
        return input;
    }

    public boolean hasUAMathcer() {

     */
    public String execute() {
        try {
            final long count = ComponentUtil.getThumbnailManager().purge(getExpiry());
            return "Deleted " + count + " thumbnail files.";
        } catch (final Exception e) {
            logger.error("Failed to purge thumbnails.", e);
            return e.getMessage();
        }
    }

    /**
     * Gets the expiration time for thumbnails.
     *

    expectUnchanged();
  }

  @CollectionFeature.Require(absent = SUPPORTS_REMOVE)
  @CollectionSize.Require(ZERO)
  public void testClear_unsupportedByEmptyCollection() {
    try {
      collection.clear();
    } catch (UnsupportedOperationException tolerated) {
    }
    expectUnchanged();
  }

  @CollectionFeature.Require({SUPPORTS_REMOVE, FAILS_FAST_ON_CONCURRENT_MODIFICATION})
  @CollectionSize.Require(SEVERAL)

    }
  }

  private static Method getJdkNextDown() throws Exception {
    try {
      return Math.class.getMethod("nextDown", double.class);
    } catch (NoSuchMethodException expectedBeforeJava8) {
      return Class.forName("sun.misc.FpUtils").getMethod("nextDown", double.class);
    }
  }

  @AndroidIncompatible // TODO(cpovirk): File bug for BigDecimal.doubleValue().

                if (propValue.startsWith("!")) {
                    reverseValue = true;
                    propValue = propValue.substring(1);
                }

                // we have a value, so it has to match the system value...
                boolean result = propValue.equals(sysValue);

                if (reverseValue) {
                    return !result;
                } else {
                    return result;

                    logger.debug("Updating job schedule:{}", scheduledJob.getName());
                }
                try {
                    jobHelper.register(scheduledJob);
                } catch (final Exception e) {
                    logger.warn("Failed to update schdule {}", scheduledJob, e);
                }
            });
            schedulerTime = now;