Android 13framework中添加AIDL

AudioManager audioManager = (AudioManager) getSystemService(Context.AUDIO_SERVICE);

XCarManager xCarManager = (XCarManager) getSystemService(Context.BIU_CAR_SERVICE);
if(null!=xCarManager){
    //改变状态
    xCarManager.setCarStatus("driving");
    //设置状态
    String carStatus = xCarManager.getCarStatus();
}

\frameworks\base\core\java\android\content\Context.java

public static final String BIU_CAR_SERVICE = "biu_car";

@StringDef(suffix = { "_SERVICE" }, value = {
    //略
    BIU_CAR_SERVICE,
}

\frameworks\base\core\java\android\biumall\car

android.biumall.car

// IXCarStatus.aidl
package android.biumall.car;
​
/**
 * @hide
 */
interface IXCarStatus {
    String getCarStatus();
    void setCarStatus(String status);
}

package android.biumall.car;
import android.os.RemoteException;
​
public class XCarService extends IXCarStatus.Stub {
​
    private String mStatus = "";
​
    @Override
    public String getCarStatus() throws RemoteException {
        return mStatus;
    }
​
    @Override
    public void setCarStatus(String status) throws RemoteException {
        mStatus = status;
    }
}