1 /* 2 * Copyright (C) 2017 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 android.bluetooth; 18 19 import android.annotation.Nullable; 20 import android.annotation.UnsupportedAppUsage; 21 import android.os.Parcel; 22 import android.os.Parcelable; 23 24 import java.util.Arrays; 25 import java.util.Objects; 26 27 /** 28 * Represents the codec status (configuration and capability) for a Bluetooth 29 * A2DP source device. 30 * 31 * {@see BluetoothA2dp} 32 * 33 * {@hide} 34 */ 35 public final class BluetoothCodecStatus implements Parcelable { 36 /** 37 * Extra for the codec configuration intents of the individual profiles. 38 * 39 * This extra represents the current codec status of the A2DP 40 * profile. 41 */ 42 @UnsupportedAppUsage 43 public static final String EXTRA_CODEC_STATUS = 44 "android.bluetooth.codec.extra.CODEC_STATUS"; 45 46 private final @Nullable BluetoothCodecConfig mCodecConfig; 47 private final BluetoothCodecConfig[] mCodecsLocalCapabilities; 48 private final BluetoothCodecConfig[] mCodecsSelectableCapabilities; 49 BluetoothCodecStatus(BluetoothCodecConfig codecConfig, BluetoothCodecConfig[] codecsLocalCapabilities, BluetoothCodecConfig[] codecsSelectableCapabilities)50 public BluetoothCodecStatus(BluetoothCodecConfig codecConfig, 51 BluetoothCodecConfig[] codecsLocalCapabilities, 52 BluetoothCodecConfig[] codecsSelectableCapabilities) { 53 mCodecConfig = codecConfig; 54 mCodecsLocalCapabilities = codecsLocalCapabilities; 55 mCodecsSelectableCapabilities = codecsSelectableCapabilities; 56 } 57 58 @Override equals(Object o)59 public boolean equals(Object o) { 60 if (o instanceof BluetoothCodecStatus) { 61 BluetoothCodecStatus other = (BluetoothCodecStatus) o; 62 return (Objects.equals(other.mCodecConfig, mCodecConfig) 63 && sameCapabilities(other.mCodecsLocalCapabilities, mCodecsLocalCapabilities) 64 && sameCapabilities(other.mCodecsSelectableCapabilities, 65 mCodecsSelectableCapabilities)); 66 } 67 return false; 68 } 69 70 /** 71 * Checks whether two arrays of capabilities contain same capabilities. 72 * The order of the capabilities in each array is ignored. 73 * 74 * @param c1 the first array of capabilities to compare 75 * @param c2 the second array of capabilities to compare 76 * @return true if both arrays contain same capabilities 77 */ sameCapabilities(BluetoothCodecConfig[] c1, BluetoothCodecConfig[] c2)78 public static boolean sameCapabilities(BluetoothCodecConfig[] c1, 79 BluetoothCodecConfig[] c2) { 80 if (c1 == null) { 81 return (c2 == null); 82 } 83 if (c2 == null) { 84 return false; 85 } 86 if (c1.length != c2.length) { 87 return false; 88 } 89 return Arrays.asList(c1).containsAll(Arrays.asList(c2)); 90 } 91 92 @Override hashCode()93 public int hashCode() { 94 return Objects.hash(mCodecConfig, mCodecsLocalCapabilities, 95 mCodecsLocalCapabilities); 96 } 97 98 @Override toString()99 public String toString() { 100 return "{mCodecConfig:" + mCodecConfig 101 + ",mCodecsLocalCapabilities:" + Arrays.toString(mCodecsLocalCapabilities) 102 + ",mCodecsSelectableCapabilities:" + Arrays.toString(mCodecsSelectableCapabilities) 103 + "}"; 104 } 105 106 @Override describeContents()107 public int describeContents() { 108 return 0; 109 } 110 111 public static final @android.annotation.NonNull Parcelable.Creator<BluetoothCodecStatus> CREATOR = 112 new Parcelable.Creator<BluetoothCodecStatus>() { 113 public BluetoothCodecStatus createFromParcel(Parcel in) { 114 final BluetoothCodecConfig codecConfig = in.readTypedObject( 115 BluetoothCodecConfig.CREATOR); 116 final BluetoothCodecConfig[] codecsLocalCapabilities = in.createTypedArray( 117 BluetoothCodecConfig.CREATOR); 118 final BluetoothCodecConfig[] codecsSelectableCapabilities = in.createTypedArray( 119 BluetoothCodecConfig.CREATOR); 120 121 return new BluetoothCodecStatus(codecConfig, 122 codecsLocalCapabilities, 123 codecsSelectableCapabilities); 124 } 125 126 public BluetoothCodecStatus[] newArray(int size) { 127 return new BluetoothCodecStatus[size]; 128 } 129 }; 130 131 @Override writeToParcel(Parcel out, int flags)132 public void writeToParcel(Parcel out, int flags) { 133 out.writeTypedObject(mCodecConfig, 0); 134 out.writeTypedArray(mCodecsLocalCapabilities, 0); 135 out.writeTypedArray(mCodecsSelectableCapabilities, 0); 136 } 137 138 /** 139 * Gets the current codec configuration. 140 * 141 * @return the current codec configuration 142 */ 143 @UnsupportedAppUsage getCodecConfig()144 public @Nullable BluetoothCodecConfig getCodecConfig() { 145 return mCodecConfig; 146 } 147 148 /** 149 * Gets the codecs local capabilities. 150 * 151 * @return an array with the codecs local capabilities 152 */ 153 @UnsupportedAppUsage getCodecsLocalCapabilities()154 public BluetoothCodecConfig[] getCodecsLocalCapabilities() { 155 return mCodecsLocalCapabilities; 156 } 157 158 /** 159 * Gets the codecs selectable capabilities. 160 * 161 * @return an array with the codecs selectable capabilities 162 */ 163 @UnsupportedAppUsage getCodecsSelectableCapabilities()164 public BluetoothCodecConfig[] getCodecsSelectableCapabilities() { 165 return mCodecsSelectableCapabilities; 166 } 167 } 168