// Copyright 2004-present Facebook. All Rights Reserved.
package com.facebook.react.bridge;
import android.os.AsyncTask;
/**
* Abstract base for a AsyncTask with result support that should have any RuntimeExceptions it
* throws handled by the {@link com.facebook.react.bridge.NativeModuleCallExceptionHandler}
* registered if the app is in dev mode.
*/
public abstract class GuardedResultAsyncTask<Result>
extends AsyncTask<Void, Void, Result> {
private final ReactContext mReactContext;
protected GuardedResultAsyncTask(ReactContext reactContext) {
mReactContext = reactContext;
}
@Override
protected final Result doInBackground(Void... params) {
try {
return doInBackgroundGuarded();
} catch (RuntimeException e) {
mReactContext.handleException(e);
throw e;
}
}
@Override
protected final void onPostExecute(Result result) {
try {
onPostExecuteGuarded(result);
} catch (RuntimeException e) {
mReactContext.handleException(e);
}
}
protected abstract Result doInBackgroundGuarded();
protected abstract void onPostExecuteGuarded(Result result);
}