| /* |
| * Copyright (C) 2017 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.net.lowpan; |
| |
| import com.android.internal.util.HexDump; |
| import java.util.Collection; |
| import java.util.Map; |
| import java.util.TreeSet; |
| |
| /** |
| * Describes a LoWPAN Beacon |
| * |
| * @hide |
| */ |
| //@SystemApi |
| public class LowpanBeaconInfo extends LowpanIdentity { |
| |
| private int mRssi = UNKNOWN; |
| private int mLqi = UNKNOWN; |
| private byte[] mBeaconAddress = null; |
| private final TreeSet<Integer> mFlags = new TreeSet<>(); |
| |
| public static final int FLAG_CAN_ASSIST = 1; |
| |
| static class Builder extends LowpanIdentity.Builder { |
| private final LowpanBeaconInfo identity = new LowpanBeaconInfo(); |
| |
| public Builder setRssi(int x) { |
| identity.mRssi = x; |
| return this; |
| } |
| |
| public Builder setLqi(int x) { |
| identity.mLqi = x; |
| return this; |
| } |
| |
| public Builder setBeaconAddress(byte x[]) { |
| identity.mBeaconAddress = x.clone(); |
| return this; |
| } |
| |
| public Builder setFlag(int x) { |
| identity.mFlags.add(x); |
| return this; |
| } |
| |
| public Builder setFlags(Collection<Integer> x) { |
| identity.mFlags.addAll(x); |
| return this; |
| } |
| |
| /** @hide */ |
| Builder updateFromMap(Map map) { |
| if (map.containsKey(LowpanProperties.KEY_RSSI.getName())) { |
| setRssi(LowpanProperties.KEY_RSSI.getFromMap(map)); |
| } |
| if (map.containsKey(LowpanProperties.KEY_LQI.getName())) { |
| setLqi(LowpanProperties.KEY_LQI.getFromMap(map)); |
| } |
| if (map.containsKey(LowpanProperties.KEY_BEACON_ADDRESS.getName())) { |
| setBeaconAddress(LowpanProperties.KEY_BEACON_ADDRESS.getFromMap(map)); |
| } |
| identity.mFlags.clear(); |
| if (map.containsKey(LowpanProperties.KEY_BEACON_CAN_ASSIST.getName()) |
| && LowpanProperties.KEY_BEACON_CAN_ASSIST.getFromMap(map).booleanValue()) { |
| setFlag(FLAG_CAN_ASSIST); |
| } |
| super.updateFromMap(map); |
| return this; |
| } |
| |
| public LowpanBeaconInfo build() { |
| return identity; |
| } |
| } |
| |
| private LowpanBeaconInfo() {} |
| |
| public int getRssi() { |
| return mRssi; |
| } |
| |
| public int getLqi() { |
| return mLqi; |
| } |
| |
| public byte[] getBeaconAddress() { |
| return mBeaconAddress.clone(); |
| } |
| |
| public Collection<Integer> getFlags() { |
| return mFlags.clone(); |
| } |
| |
| public boolean isFlagSet(int flag) { |
| return mFlags.contains(flag); |
| } |
| |
| @Override |
| void addToMap(Map<String, Object> parameters) { |
| super.addToMap(parameters); |
| } |
| |
| @Override |
| public String toString() { |
| StringBuffer sb = new StringBuffer(); |
| |
| sb.append(super.toString()); |
| |
| if (mRssi != UNKNOWN) { |
| sb.append(", RSSI: ").append(mRssi); |
| } |
| |
| if (mLqi != UNKNOWN) { |
| sb.append(", LQI: ").append(mLqi); |
| } |
| |
| if (mBeaconAddress != null) { |
| sb.append(", BeaconAddress: ").append(HexDump.toHexString(mBeaconAddress)); |
| } |
| |
| for (Integer flag : mFlags) { |
| switch (flag.intValue()) { |
| case FLAG_CAN_ASSIST: |
| sb.append(", CAN_ASSIST"); |
| break; |
| default: |
| sb.append(", FLAG_").append(Integer.toHexString(flag)); |
| break; |
| } |
| } |
| |
| return sb.toString(); |
| } |
| } |