| /* |
| * 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.provider; |
| |
| import android.content.Context; |
| import android.net.Uri; |
| import android.os.Bundle; |
| |
| /** |
| * Constants and methods to access blocked phone numbers for incoming calls and texts. |
| * |
| * TODO javadoc |
| * - Proper javadoc tagging. |
| * - Code sample? |
| * - Describe who can access it. |
| */ |
| public class BlockedNumberContract { |
| private BlockedNumberContract() { |
| } |
| |
| /** The authority for the contacts provider */ |
| public static final String AUTHORITY = "com.android.blockednumber"; |
| |
| /** A content:// style uri to the authority for the contacts provider */ |
| public static final Uri AUTHORITY_URI = Uri.parse("content://" + AUTHORITY); |
| |
| /** |
| * TODO javadoc |
| * |
| * Constants to interact with the blocked phone number list. |
| */ |
| public static class BlockedNumbers { |
| private BlockedNumbers() { |
| } |
| |
| /** |
| * TODO javadoc |
| * |
| * Content URI for the blocked numbers. |
| * |
| * Supported operations |
| * blocked |
| * - query |
| * - delete |
| * - insert |
| * |
| * blocked/ID |
| * - query (selection is not supported) |
| * - delete (selection is not supported) |
| */ |
| public static final Uri CONTENT_URI = Uri.withAppendedPath(AUTHORITY_URI, |
| "blocked"); |
| |
| /** |
| * The MIME type of {@link #CONTENT_URI} itself providing a directory of blocked phone |
| * numbers. |
| */ |
| public static final String CONTENT_TYPE = "vnd.android.cursor.dir/blocked_numbers"; |
| |
| /** |
| * The MIME type of a blocked phone number under {@link #CONTENT_URI}. |
| */ |
| public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/blocked_number"; |
| |
| /** |
| * Auto-generated ID field which monotonically increases. |
| * <p>TYPE: long</p> |
| */ |
| public static final String COLUMN_ID = "_id"; |
| |
| /** |
| * Phone number to block. |
| * <p>Must be specified in {@code insert}. |
| * <p>TYPE: String</p> |
| */ |
| public static final String COLUMN_ORIGINAL_NUMBER = "original_number"; |
| |
| /** |
| * Phone number to block. The system generates it from {@link #COLUMN_ORIGINAL_NUMBER} |
| * by removing all formatting characters. |
| * <p>Optional in {@code insert}. When not specified, the system tries to generate it |
| * assuming the current country. (Which will still be null if the number is not valid.) |
| * <p>TYPE: String</p> |
| */ |
| public static final String COLUMN_E164_NUMBER = "e164_number"; |
| } |
| |
| /** @hide */ |
| public static final String METHOD_IS_BLOCKED = "is_blocked"; |
| |
| /** @hide */ |
| public static final String RES_NUMBER_IS_BLOCKED = "blocked"; |
| |
| /** @hide */ |
| public static final String METHOD_CAN_CURRENT_USER_BLOCK_NUMBERS = |
| "can_current_user_block_numbers"; |
| |
| /** @hide */ |
| public static final String RES_CAN_BLOCK_NUMBERS = "can_block"; |
| |
| /** |
| * Returns whether a given number is in the blocked list. |
| * <p> Note that if the {@link #canCurrentUserBlockNumbers} is {@code false} for the user |
| * context {@code context}, this method will throw an {@link UnsupportedOperationException}. |
| */ |
| public static boolean isBlocked(Context context, String phoneNumber) { |
| final Bundle res = context.getContentResolver().call(AUTHORITY_URI, |
| METHOD_IS_BLOCKED, phoneNumber, null); |
| return res != null && res.getBoolean(RES_NUMBER_IS_BLOCKED, false); |
| } |
| |
| /** |
| * Returns {@code true} if blocking numbers is supported for the current user. |
| * <p> Typically, blocking numbers is only supported for the primary user. |
| */ |
| public static boolean canCurrentUserBlockNumbers(Context context) { |
| final Bundle res = context.getContentResolver().call( |
| AUTHORITY_URI, METHOD_CAN_CURRENT_USER_BLOCK_NUMBERS, null, null); |
| return res != null && res.getBoolean(RES_CAN_BLOCK_NUMBERS, false); |
| } |
| |
| } |