1 /* 2 * Copyright (C) 2019 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 com.android.tv.common.flags; 17 18 /** Flags for tuning non ui behavior */ 19 public interface BackendKnobsFlags { 20 21 /** 22 * Whether or not this feature is compiled into this build. 23 * 24 * <p>This returns true by default, unless the is_compiled_selector parameter was set during 25 * code generation. 26 */ compiled()27 boolean compiled(); 28 29 /** Enable fetching only part of the program data. */ enablePartialProgramFetch()30 boolean enablePartialProgramFetch(); 31 32 /** EPG fetcher interval in hours */ epgFetcherIntervalHour()33 long epgFetcherIntervalHour(); 34 35 /** Target channel count for EPG. It is used to adjust the EPG length */ epgTargetChannelCount()36 long epgTargetChannelCount(); 37 38 /** Enables fetching a few hours of programs only when the epg is scrolled to that time. */ fetchProgramsAsNeeded()39 boolean fetchProgramsAsNeeded(); 40 41 /** How many hours of programs are loaded in the program guide for during the initial fetch */ programGuideInitialFetchHours()42 long programGuideInitialFetchHours(); 43 44 /** How many hours of programs are loaded in the program guide */ programGuideMaxHours()45 long programGuideMaxHours(); 46 } 47