/**
* Initializes the java application context.
*
* <p>This should be called exactly once early on during startup, before native is loaded and
* before any other clients make use of the application context through this class.
*
* @param appContext The application context.
*/
public static void initApplicationContext(Context appContext) {
// Conceding that occasionally in tests, native is loaded before the browser process is
// started, in which case the browser process re-sets the application context.
if (sApplicationContext != null && sApplicationContext != appContext) {
throw new RuntimeException("Attempting to set multiple global application contexts.");
}
initJavaSideApplicationContext(appContext);
}
/**
* Occasionally tests cannot ensure the application context doesn't change between tests (junit)
* and sometimes specific tests has its own special needs, initApplicationContext should be used
* as much as possible, but this method can be used to override it.
*
* @param appContext The new application context.
*/
@VisibleForTesting
public static void initApplicationContextForTests(Context appContext) {
initJavaSideApplicationContext(appContext);
Holder.sSharedPreferences = fetchAppSharedPreferences();
}