1 /* 2 * Copyright (C) 2016 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 17 package com.android.tv.util; 18 19 import android.content.UriMatcher; 20 import android.media.tv.TvContract; 21 import android.net.Uri; 22 import android.support.annotation.IntDef; 23 24 import java.lang.annotation.Retention; 25 import java.lang.annotation.RetentionPolicy; 26 27 /** 28 * Utility class to aid in matching URIs in TvProvider. 29 */ 30 public class TvProviderUriMatcher { 31 private static final UriMatcher URI_MATCHER = new UriMatcher(UriMatcher.NO_MATCH); 32 33 @Retention(RetentionPolicy.SOURCE) 34 @IntDef({MATCH_CHANNEL, MATCH_CHANNEL_ID, MATCH_PROGRAM, MATCH_PROGRAM_ID, 35 MATCH_RECORDED_PROGRAM, MATCH_RECORDED_PROGRAM_ID, MATCH_WATCHED_PROGRAM_ID}) 36 private @interface TvProviderUriMatchCode {} 37 /** The code for the channels URI. */ 38 public static final int MATCH_CHANNEL = 1; 39 /** The code for the channel URI. */ 40 public static final int MATCH_CHANNEL_ID = 2; 41 /** The code for the programs URI. */ 42 public static final int MATCH_PROGRAM = 3; 43 /** The code for the program URI. */ 44 public static final int MATCH_PROGRAM_ID = 4; 45 /** The code for the recorded programs URI. */ 46 public static final int MATCH_RECORDED_PROGRAM = 5; 47 /** The code for the recorded program URI. */ 48 public static final int MATCH_RECORDED_PROGRAM_ID = 6; 49 /** The code for the watched program URI. */ 50 public static final int MATCH_WATCHED_PROGRAM_ID = 7; 51 static { URI_MATCHER.addURI(TvContract.AUTHORITY, "channel", MATCH_CHANNEL)52 URI_MATCHER.addURI(TvContract.AUTHORITY, "channel", MATCH_CHANNEL); URI_MATCHER.addURI(TvContract.AUTHORITY, "channel/#", MATCH_CHANNEL_ID)53 URI_MATCHER.addURI(TvContract.AUTHORITY, "channel/#", MATCH_CHANNEL_ID); URI_MATCHER.addURI(TvContract.AUTHORITY, "program", MATCH_PROGRAM)54 URI_MATCHER.addURI(TvContract.AUTHORITY, "program", MATCH_PROGRAM); URI_MATCHER.addURI(TvContract.AUTHORITY, "program/#", MATCH_PROGRAM_ID)55 URI_MATCHER.addURI(TvContract.AUTHORITY, "program/#", MATCH_PROGRAM_ID); URI_MATCHER.addURI(TvContract.AUTHORITY, "recorded_program", MATCH_RECORDED_PROGRAM)56 URI_MATCHER.addURI(TvContract.AUTHORITY, "recorded_program", MATCH_RECORDED_PROGRAM); URI_MATCHER.addURI(TvContract.AUTHORITY, "recorded_program/#", MATCH_RECORDED_PROGRAM_ID)57 URI_MATCHER.addURI(TvContract.AUTHORITY, "recorded_program/#", MATCH_RECORDED_PROGRAM_ID); URI_MATCHER.addURI(TvContract.AUTHORITY, "watched_program/#", MATCH_WATCHED_PROGRAM_ID)58 URI_MATCHER.addURI(TvContract.AUTHORITY, "watched_program/#", MATCH_WATCHED_PROGRAM_ID); 59 } 60 TvProviderUriMatcher()61 private TvProviderUriMatcher() { } 62 63 /** 64 * Try to match against the path in a url. 65 * 66 * @see UriMatcher#match 67 */ 68 @SuppressWarnings("WrongConstant") match(Uri uri)69 @TvProviderUriMatchCode public static int match(Uri uri) { 70 return URI_MATCHER.match(uri); 71 } 72 } 73