boolean generateCalled = false;

        @Override
        public String getName() {
            return "testGenerator";
        }

        @Override
        public boolean generate(String thumbnailId, File outputFile) {
            generateCalled = true;
            return generateResult;
        }

        @Override
        public boolean isAvailable() {
            return available;
        }

            systemProperties.reload(options.propertiesPath);
        } else {
            try {
                final File propFile = ComponentUtil.getSystemHelper().createTempFile("thumbnail_", ".properties");
                if (propFile.delete() && logger.isDebugEnabled()) {
                    logger.debug("Deleted temp file: path={}", propFile.getAbsolutePath());
                }