1 /* 2 * Copyright (C) 2017 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 package android.service.autofill; 17 18 import android.annotation.NonNull; 19 import android.annotation.Nullable; 20 import android.annotation.TestApi; 21 import android.view.autofill.AutofillId; 22 import android.view.autofill.AutofillValue; 23 24 /** 25 * Helper object used to obtain the value of a field in the screen being autofilled. 26 * 27 * @hide 28 */ 29 @TestApi 30 public interface ValueFinder { 31 32 /** 33 * Gets the value of a field as String, or {@code null} when not found. 34 */ 35 @Nullable 36 default String findByAutofillId(@NonNull AutofillId id) { 37 final AutofillValue value = findRawValueByAutofillId(id); 38 return (value == null || !value.isText()) ? null : value.getTextValue().toString(); 39 } 40 41 /** 42 * Gets the value of a field, or {@code null} when not found. 43 */ 44 @Nullable 45 AutofillValue findRawValueByAutofillId(@NonNull AutofillId id); 46 } 47
