| /* |
| * Copyright (C) 2014 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 com.android.server.telecom; |
| |
| import android.content.ContentResolver; |
| import android.provider.Settings; |
| |
| /** |
| * A helper class which serves only to make it easier to lookup timeout values. This class should |
| * never be instantiated, and only accessed through the {@link #get(String, long)} method. |
| * |
| * These methods are safe to call from any thread, including the UI thread. |
| */ |
| public final class Timeouts { |
| /** A prefix to use for all keys so to not clobber the global namespace. */ |
| private static final String PREFIX = "telecom."; |
| |
| private Timeouts() {} |
| |
| /** |
| * Returns the timeout value from Settings or the default value if it hasn't been changed. This |
| * method is safe to call from any thread, including the UI thread. |
| * |
| * @param contentResolver The content resolved. |
| * @param key Settings key to retrieve. |
| * @param defaultValue Default value, in milliseconds. |
| * @return The timeout value from Settings or the default value if it hasn't been changed. |
| */ |
| private static long get(ContentResolver contentResolver, String key, long defaultValue) { |
| return Settings.Secure.getLong(contentResolver, PREFIX + key, defaultValue); |
| } |
| |
| /** |
| * Returns the longest period, in milliseconds, to wait for the query for direct-to-voicemail |
| * to complete. If the query goes beyond this timeout, the incoming call screen is shown to the |
| * user. |
| */ |
| public static long getDirectToVoicemailMillis(ContentResolver contentResolver) { |
| return get(contentResolver, "direct_to_voicemail_ms", 500L); |
| } |
| |
| /** |
| * Returns the amount of time to wait before disconnecting a call that was canceled via |
| * NEW_OUTGOING_CALL broadcast. This timeout allows apps which repost the call using a gateway |
| * to reuse the existing call, preventing the call from causing a start->end->start jank in the |
| * in-call UI. |
| */ |
| public static long getNewOutgoingCallCancelMillis(ContentResolver contentResolver) { |
| return get(contentResolver, "new_outgoing_call_cancel_ms", 200L); |
| } |
| } |