Function getNativeApp

packages/core/application/helpers-common.ts:44–71

()

 * @returns current application instance, UIApplication on iOS or android.app.Application on Android.
 */
export function getNativeApp<T extends NativeApp>(): T {
	if (__ANDROID__) {
		if (!nativeApp) {
			// Try getting it from module - check whether application.android.init has been explicitly called
			// check whether the com.tns.NativeScriptApplication type exists
			if (com.tns.NativeScriptApplication) {
				nativeApp = com.tns.NativeScriptApplication.getInstance();
			}

			if (!nativeApp && isEmbedded()) {
				nativeApp = com.tns.embedding.ApplicationHolder.getInstance();
			}

			// the getInstance might return null if com.tns.NativeScriptApplication exists but is not the starting app type
			if (!nativeApp) {
				// TODO: Should we handle the case when a custom application type is provided and the user has not explicitly initialized the application module?
				const clazz = java.lang.Class.forName('android.app.ActivityThread');
				if (clazz) {
					const method = clazz.getMethod('currentApplication', null);
					if (method) {
						nativeApp = method.invoke(null, null);
					}
				}
			}
		}
	}
	return nativeApp! as T;
}

/**
 * This is called internally to set the native application instance.