| /* |
| * Copyright (C) 2016 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package android.service.autofill; |
| |
| import android.annotation.Nullable; |
| import android.app.Activity; |
| import android.os.Bundle; |
| import android.os.RemoteException; |
| |
| /** |
| * Handles auto-fill requests from the {@link AutoFillService} into the {@link Activity} being |
| * auto-filled. |
| */ |
| public final class FillCallback { |
| private final IFillCallback mCallback; |
| private boolean mCalled; |
| |
| /** @hide */ |
| public FillCallback(IFillCallback callback) { |
| mCallback = callback; |
| } |
| |
| /** |
| * Notifies the Android System that an |
| * {@link AutoFillService#onFillRequest(android.app.assist.AssistStructure, Bundle, |
| * android.os.CancellationSignal, FillCallback)} was successfully fulfilled by the service. |
| * |
| * @param response auto-fill information for that activity, or {@code null} when the activity |
| * cannot be auto-filled (for example, if it only contains read-only fields). See |
| * {@link FillResponse} for examples. |
| */ |
| public void onSuccess(@Nullable FillResponse response) { |
| assertNotCalled(); |
| mCalled = true; |
| try { |
| mCallback.onSuccess(response); |
| } catch (RemoteException e) { |
| e.rethrowAsRuntimeException(); |
| } |
| } |
| |
| /** |
| * Notifies the Android System that an |
| * {@link AutoFillService#onFillRequest(android.app.assist.AssistStructure, |
| * Bundle, android.os.CancellationSignal, FillCallback)} |
| * could not be fulfilled by the service. |
| * |
| * @param message error message to be displayed to the user. |
| */ |
| public void onFailure(@Nullable CharSequence message) { |
| assertNotCalled(); |
| mCalled = true; |
| try { |
| mCallback.onFailure(message); |
| } catch (RemoteException e) { |
| e.rethrowAsRuntimeException(); |
| } |
| } |
| |
| private void assertNotCalled() { |
| if (mCalled) { |
| throw new IllegalStateException("Already called"); |
| } |
| } |
| } |