public void addExclude(final String urlPattern) {
        try {
            Pattern.compile(urlPattern);
        } catch (final Exception e) {
            if (logger.isWarnEnabled()) {
                logger.warn("Invalid exclude pattern: {}", urlPattern);
            }
            return;
        }
        if (sessionId == null) {
            cachedExcludeSet.add(urlPattern);
        } else {

                } else {
                    String errorMsg = response != null ? response.getError() : "Response was null";
                    log.warn("Failed to unregister witness: {}", errorMsg);
                }

            } catch (Exception e) {
                log.error("Error during witness unregistration", e);
            }
        });

        final String path = LaServletContextUtil.getServletContext().getRealPath(osddPath);
        if (path == null) {
            logger.warn("{} was not found.", path);
            return null;
        }
        final File osddFile = new File(path);
        if (!osddFile.isFile()) {
            logger.warn("{} was not a file.", path);
            return null;
        }
        return osddFile;
    }

    /**

        try {
            urlFilterService.delete(sessionId);
        } catch (final Exception e) {
            logger.warn("Failed to delete url filters: {}", sessionId, e);
        }
        try {
            urlQueueService.delete(sessionId);
        } catch (final Exception e) {
            logger.warn("Failed to delete url queues: {}", sessionId, e);
        }
        try {
            dataService.delete(sessionId);

            try {
                duplicateHostService.store(entity);
                saveInfo(messages -> messages.addSuccessCrudCreateCrudTable(GLOBAL));
            } catch (final Exception e) {
                logger.warn("Failed to process a request.", e);
                throwValidationError(messages -> messages.addErrorsCrudFailedToCreateCrudTable(GLOBAL, buildThrowableMessage(e)),
                        this::asEditHtml);
            }

            });
            return null;
        });
        try {
            roleService.store(entity);
        } catch (final Exception e) {
            logger.warn("Failed to process a request.", e);
            throwValidationErrorApi(messages -> messages.addErrorsCrudFailedToCreateCrudTable(GLOBAL, buildThrowableMessage(e)));
        }

strict";function c(b){b&&"custom"===b.errorMessagePosition&&"function"==typeof b.errorMessageCustom&&(a.formUtils.warn("Use of deprecated function errorMessageCustom, use config.submitErrorMessageCallback instead"),b.submitErrorMessageCallback=function(a,c){b.errorMessageCustom(a,b.language.errorTitle,c,b)})}function d(b){if(b.errorMessagePosition&&"object"==typeof b.errorMessagePosition){a.formUtils.warn("Deprecated use of config parameter errorMessagePosition, use config.submitErrorMessageCallback instead");var...

                                logger.warn(msg);
                            } else if (logger.isErrorEnabled()) {
                                logger.error(msg);
                            }
                        }
                    } catch (final Exception e) {
                        logger.warn(e.getLocalizedMessage());
                    }
                    buf.reset();

        final KeyMatch keyMatch = getKeyMatch(body).map(entity -> {
            try {
                keyMatchService.store(entity);
            } catch (final Exception e) {
                logger.warn("Failed to process a request.", e);
                throwValidationErrorApi(messages -> messages.addErrorsCrudFailedToCreateCrudTable(GLOBAL, buildThrowableMessage(e)));
            }
            return entity;

                }
                try {
                    jobHelper.register(scheduledJob);
                } catch (final Exception e) {
                    logger.warn("Failed to update schdule {}", scheduledJob, e);
                }
            });
            schedulerTime = now;
        }, fessConfig.getSchedulerMonitorIntervalAsInteger(), true);
    }

    @Override