1 /* 2 * Copyright (C) 2024 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.nfc; 17 18 19 import android.annotation.FlaggedApi; 20 import android.annotation.IntDef; 21 import android.annotation.SystemApi; 22 import android.nfc.cardemulation.CardEmulation; 23 24 import java.lang.annotation.Retention; 25 import java.lang.annotation.RetentionPolicy; 26 27 /** 28 * Class to represent an entry of routing table. This class is abstract and extended by 29 * {@link RoutingTableTechnologyEntry}, {@link RoutingTableProtocolEntry}, 30 * {@link RoutingTableAidEntry} and {@link RoutingTableSystemCodeEntry}. 31 * 32 * @hide 33 */ 34 @FlaggedApi(Flags.FLAG_NFC_OEM_EXTENSION) 35 @SystemApi 36 public abstract class NfcRoutingTableEntry { 37 private final int mNfceeId; 38 private final int mType; 39 private final int mRouteType; 40 41 /** 42 * AID routing table type. 43 */ 44 public static final int TYPE_AID = 0; 45 /** 46 * Protocol routing table type. 47 */ 48 public static final int TYPE_PROTOCOL = 1; 49 /** 50 * Technology routing table type. 51 */ 52 public static final int TYPE_TECHNOLOGY = 2; 53 /** 54 * System Code routing table type. 55 */ 56 public static final int TYPE_SYSTEM_CODE = 3; 57 58 /** 59 * Possible type of this routing table entry. 60 * @hide 61 */ 62 @IntDef(prefix = "TYPE_", value = { 63 TYPE_AID, 64 TYPE_PROTOCOL, 65 TYPE_TECHNOLOGY, 66 TYPE_SYSTEM_CODE 67 }) 68 @Retention(RetentionPolicy.SOURCE) 69 public @interface RoutingTableType {} 70 71 /** @hide */ NfcRoutingTableEntry(int nfceeId, @RoutingTableType int type, @CardEmulation.ProtocolAndTechnologyRoute int routeType)72 protected NfcRoutingTableEntry(int nfceeId, @RoutingTableType int type, 73 @CardEmulation.ProtocolAndTechnologyRoute int routeType) { 74 mNfceeId = nfceeId; 75 mType = type; 76 mRouteType = routeType; 77 } 78 79 /** 80 * Gets the NFCEE Id of this entry. 81 * @return an integer of NFCEE Id. 82 */ getNfceeId()83 public int getNfceeId() { 84 return mNfceeId; 85 } 86 87 /** 88 * Get the type of this entry. 89 * @return an integer defined in {@link RoutingTableType} 90 */ 91 @RoutingTableType getType()92 public int getType() { 93 return mType; 94 } 95 96 /** 97 * Get the route type of this entry. 98 * @return an integer defined in 99 * {@link android.nfc.cardemulation.CardEmulation.ProtocolAndTechnologyRoute} 100 */ 101 @CardEmulation.ProtocolAndTechnologyRoute getRouteType()102 public int getRouteType() { 103 return mRouteType; 104 } 105 } 106