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/*
* 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.bluetooth;
import android.annotation.UnsupportedAppUsage;
import android.os.Parcel;
import android.os.Parcelable;
import java.util.Arrays;
import java.util.Objects;
/**
* Represents the codec status (configuration and capability) for a Bluetooth
* A2DP source device.
*
* {@see BluetoothA2dp}
*
* {@hide}
*/
public final class BluetoothCodecStatus implements Parcelable {
/**
* Extra for the codec configuration intents of the individual profiles.
*
* This extra represents the current codec status of the A2DP
* profile.
*/
@UnsupportedAppUsage
public static final String EXTRA_CODEC_STATUS =
"android.bluetooth.codec.extra.CODEC_STATUS";
private final BluetoothCodecConfig mCodecConfig;
private final BluetoothCodecConfig[] mCodecsLocalCapabilities;
private final BluetoothCodecConfig[] mCodecsSelectableCapabilities;
public BluetoothCodecStatus(BluetoothCodecConfig codecConfig,
BluetoothCodecConfig[] codecsLocalCapabilities,
BluetoothCodecConfig[] codecsSelectableCapabilities) {
mCodecConfig = codecConfig;
mCodecsLocalCapabilities = codecsLocalCapabilities;
mCodecsSelectableCapabilities = codecsSelectableCapabilities;
}
@Override
public boolean equals(Object o) {
if (o instanceof BluetoothCodecStatus) {
BluetoothCodecStatus other = (BluetoothCodecStatus) o;
return (Objects.equals(other.mCodecConfig, mCodecConfig)
&& sameCapabilities(other.mCodecsLocalCapabilities, mCodecsLocalCapabilities)
&& sameCapabilities(other.mCodecsSelectableCapabilities,
mCodecsSelectableCapabilities));
}
return false;
}
/**
* Checks whether two arrays of capabilities contain same capabilities.
* The order of the capabilities in each array is ignored.
*
* @param c1 the first array of capabilities to compare
* @param c2 the second array of capabilities to compare
* @return true if both arrays contain same capabilities
*/
private static boolean sameCapabilities(BluetoothCodecConfig[] c1,
BluetoothCodecConfig[] c2) {
if (c1 == null) {
return (c2 == null);
}
if (c2 == null) {
return false;
}
if (c1.length != c2.length) {
return false;
}
return Arrays.asList(c1).containsAll(Arrays.asList(c2));
}
@Override
public int hashCode() {
return Objects.hash(mCodecConfig, mCodecsLocalCapabilities,
mCodecsLocalCapabilities);
}
@Override
public String toString() {
return "{mCodecConfig:" + mCodecConfig
+ ",mCodecsLocalCapabilities:" + Arrays.toString(mCodecsLocalCapabilities)
+ ",mCodecsSelectableCapabilities:" + Arrays.toString(mCodecsSelectableCapabilities)
+ "}";
}
@Override
public int describeContents() {
return 0;
}
public static final Parcelable.Creator<BluetoothCodecStatus> CREATOR =
new Parcelable.Creator<BluetoothCodecStatus>() {
public BluetoothCodecStatus createFromParcel(Parcel in) {
final BluetoothCodecConfig codecConfig = in.readTypedObject(
BluetoothCodecConfig.CREATOR);
final BluetoothCodecConfig[] codecsLocalCapabilities = in.createTypedArray(
BluetoothCodecConfig.CREATOR);
final BluetoothCodecConfig[] codecsSelectableCapabilities = in.createTypedArray(
BluetoothCodecConfig.CREATOR);
return new BluetoothCodecStatus(codecConfig,
codecsLocalCapabilities,
codecsSelectableCapabilities);
}
public BluetoothCodecStatus[] newArray(int size) {
return new BluetoothCodecStatus[size];
}
};
@Override
public void writeToParcel(Parcel out, int flags) {
out.writeTypedObject(mCodecConfig, 0);
out.writeTypedArray(mCodecsLocalCapabilities, 0);
out.writeTypedArray(mCodecsSelectableCapabilities, 0);
}
/**
* Gets the current codec configuration.
*
* @return the current codec configuration
*/
@UnsupportedAppUsage
public BluetoothCodecConfig getCodecConfig() {
return mCodecConfig;
}
/**
* Gets the codecs local capabilities.
*
* @return an array with the codecs local capabilities
*/
@UnsupportedAppUsage
public BluetoothCodecConfig[] getCodecsLocalCapabilities() {
return mCodecsLocalCapabilities;
}
/**
* Gets the codecs selectable capabilities.
*
* @return an array with the codecs selectable capabilities
*/
@UnsupportedAppUsage
public BluetoothCodecConfig[] getCodecsSelectableCapabilities() {
return mCodecsSelectableCapabilities;
}
}
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