public void updateUserPrefs(File userPrefs) {
Preferences prefs = new Preferences(onlyOverrideThisIfYouKnowWhatYouAreDoing());
// Allow users to override these settings
prefs.setPreference("browser.startup.homepage", "about:blank");
// The user must be able to override this setting (to 1) in order to
// to change homepage on Firefox 3.0
prefs.setPreference("browser.startup.page", 0);
if (userPrefs.exists()) {
prefs = new Preferences(onlyOverrideThisIfYouKnowWhatYouAreDoing(), userPrefs);
if (!userPrefs.delete()) {
throw new WebDriverException("Cannot delete existing user preferences");
}
}
additionalPrefs.addTo(prefs);
// Should we accept untrusted certificates or not?
prefs.setPreference(ACCEPT_UNTRUSTED_CERTS_PREF, acceptUntrustedCerts);
prefs.setPreference(ASSUME_UNTRUSTED_ISSUER_PREF, untrustedCertIssuer);
// If the user sets the home page, we should also start up there
Object homePage = prefs.getPreference("browser.startup.homepage");
if (homePage != null && homePage instanceof String) {
prefs.setPreference("startup.homepage_welcome_url", "");
}
if (!"about:blank".equals(prefs.getPreference("browser.startup.homepage"))) {
prefs.setPreference("browser.startup.page", 1);
}
try (FileWriter writer = new FileWriter(userPrefs)) {
prefs.writeTo(writer);
} catch (IOException e) {
throw new WebDriverException(e);
}
}
/**
* Set a preference for this particular profile.
*
* @param key The key
* @param value The new value.
*/
public void setPreference(String key, int value) {
additionalPrefs.setPreference(key, value);
}
/**
* Set a preference for this particular profile.
*
* @param key The key
* @param value The new value.
*/
public void setPreference(String key, boolean value) {
additionalPrefs.setPreference(key, String.valueOf(value));
}