| /* |
| * 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 android.bluetooth.le; |
| |
| import android.annotation.Nullable; |
| import android.bluetooth.BluetoothDevice; |
| import android.os.Parcel; |
| import android.os.Parcelable; |
| |
| import java.util.Arrays; |
| import java.util.Objects; |
| |
| /** |
| * ScanResult for Bluetooth LE scan. |
| */ |
| public final class ScanResult implements Parcelable { |
| // Remote bluetooth device. |
| private BluetoothDevice mDevice; |
| |
| // Scan record, including advertising data and scan response data. |
| private byte[] mScanRecord; |
| |
| // Received signal strength. |
| private int mRssi; |
| |
| // Device timestamp when the result was last seen. |
| private long mTimestampNanos; |
| |
| /** |
| * Constructor of scan result. |
| * |
| * @hide |
| */ |
| public ScanResult(BluetoothDevice device, byte[] scanRecord, int rssi, |
| long timestampNanos) { |
| mDevice = device; |
| mScanRecord = scanRecord; |
| mRssi = rssi; |
| mTimestampNanos = timestampNanos; |
| } |
| |
| private ScanResult(Parcel in) { |
| readFromParcel(in); |
| } |
| |
| @Override |
| public void writeToParcel(Parcel dest, int flags) { |
| if (mDevice != null) { |
| dest.writeInt(1); |
| mDevice.writeToParcel(dest, flags); |
| } else { |
| dest.writeInt(0); |
| } |
| if (mScanRecord != null) { |
| dest.writeInt(1); |
| dest.writeByteArray(mScanRecord); |
| } else { |
| dest.writeInt(0); |
| } |
| dest.writeInt(mRssi); |
| dest.writeLong(mTimestampNanos); |
| } |
| |
| private void readFromParcel(Parcel in) { |
| if (in.readInt() == 1) { |
| mDevice = BluetoothDevice.CREATOR.createFromParcel(in); |
| } |
| if (in.readInt() == 1) { |
| mScanRecord = in.createByteArray(); |
| } |
| mRssi = in.readInt(); |
| mTimestampNanos = in.readLong(); |
| } |
| |
| @Override |
| public int describeContents() { |
| return 0; |
| } |
| |
| /** |
| * Returns the remote bluetooth device identified by the bluetooth device address. |
| */ |
| @Nullable |
| public BluetoothDevice getDevice() { |
| return mDevice; |
| } |
| |
| /** |
| * Returns the scan record, which can be a combination of advertisement and scan response. |
| */ |
| @Nullable |
| public byte[] getScanRecord() { |
| return mScanRecord; |
| } |
| |
| /** |
| * Returns the received signal strength in dBm. The valid range is [-127, 127]. |
| */ |
| public int getRssi() { |
| return mRssi; |
| } |
| |
| /** |
| * Returns timestamp since boot when the scan record was observed. |
| */ |
| public long getTimestampNanos() { |
| return mTimestampNanos; |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hash(mDevice, mRssi, mScanRecord, mTimestampNanos); |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (this == obj) { |
| return true; |
| } |
| if (obj == null || getClass() != obj.getClass()) { |
| return false; |
| } |
| ScanResult other = (ScanResult) obj; |
| return Objects.equals(mDevice, other.mDevice) && (mRssi == other.mRssi) && |
| Objects.deepEquals(mScanRecord, other.mScanRecord) |
| && (mTimestampNanos == other.mTimestampNanos); |
| } |
| |
| @Override |
| public String toString() { |
| return "ScanResult{" + "mDevice=" + mDevice + ", mScanRecord=" |
| + Arrays.toString(mScanRecord) + ", mRssi=" + mRssi + ", mTimestampNanos=" |
| + mTimestampNanos + '}'; |
| } |
| |
| public static final Parcelable.Creator<ScanResult> CREATOR = new Creator<ScanResult>() { |
| @Override |
| public ScanResult createFromParcel(Parcel source) { |
| return new ScanResult(source); |
| } |
| |
| @Override |
| public ScanResult[] newArray(int size) { |
| return new ScanResult[size]; |
| } |
| }; |
| |
| } |