((PreferencesPage) pages.get(PageType.PAGE_PREFERENCES)).setHasNextToJarConfiguration(configuration.getConfigurationLocator().isValidLocation(ConfigurationLocation.NEXT_TO_JAR_FILE));
((PreferencesPage) pages.get(PageType.PAGE_PREFERENCES)).setHasCustomConfiguration(configuration.getConfigurationLocator().isValidLocation(ConfigurationLocation.CUSTOM));
((PreferencesPage) pages.get(PageType.PAGE_PREFERENCES)).setUseEarlyEncode(configuration.useEarlyEncode());
((PreferencesPage) pages.get(PageType.PAGE_PREFERENCES)).setHasNextToJarConfiguration(configuration.getConfigurationLocator().isValidLocation(ConfigurationLocation.NEXT_TO_JAR_FILE));
((PreferencesPage) pages.get(PageType.PAGE_PREFERENCES)).setHasCustomConfiguration(configuration.getConfigurationLocator().isValidLocation(ConfigurationLocation.CUSTOM));
((PreferencesPage) pages.get(PageType.PAGE_PREFERENCES)).setUseEarlyEncode(configuration.useEarlyEncode());