content: package me.yokeyword.fragmentation.exception;
  
  import android.util.Log;
  
  /**
   * Perform the transaction action after onSaveInstanceState.
   * <p>
   * This is dangerous because the action can
   * be lost if the activity needs to later be restored from its state.
   * <p>
   * <p>
   * If you don't want to lost the action:
   * <p>
   * //    // ReceiverActivity or Fragment:
   * //    void start() {
   * //        startActivityForResult(new Intent(this, SenderActivity.class), 100);
   * //    }
   * //
   * //    @Override
   * //    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
   * //        super.onActivityResult(requestCode, resultCode, data);
   * //        if (requestCode == 100 && resultCode == 100) {
   * //            // begin transaction
   * //        }
   * //    }
   * //
   * //    // SenderActivity or Fragment:
   * //    void do(){ // Let ReceiverActivity（or Fragment）begin transaction
   * //        setResult(100);
   * //        finish();
   * //    }
   * <p>
   * Created by YoKey on 17/12/26.
   */
  public class AfterSaveStateTransactionWarning extends RuntimeException {
  
      public AfterSaveStateTransactionWarning(String action) {
          super("Warning: Perform this " + action + " action after onSaveInstanceState!");
          Log.w("Fragmentation", getMessage());
      }
  
  }
  