package com.anyun.exam.lib;
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import android.content.ComponentName;
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import android.content.Context;
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import android.content.Intent;
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import android.content.ServiceConnection;
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import android.os.IBinder;
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import android.os.RemoteException;
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import android.util.Log;
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/**
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* MyApplication2
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* Created by lzw on 2019/6/5. 13:15:20
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* 邮箱：632393724@qq.com
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* All Rights Saved! Chongqing AnYun Tech co. LTD
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*/
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public class AYSdk implements IAYExamInterface{
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private static final String TAG = "AYSDK";
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private IAYExamListener mCallback;
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//远程服务接口
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private IRemoteInterface remoteInterface;
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//安运驾考系统 sdk 单例模式
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private volatile static AYSdk ourInstance = null;
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private Context mContext;
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private MyServiceConn conn;
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public static AYSdk getInstance() {
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if (ourInstance == null){
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synchronized (AYSdk.class){
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if (ourInstance == null){
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ourInstance = new AYSdk();
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}
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}
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}
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return ourInstance;
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}
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/**
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* 初始化SDK
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* @param context
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*/
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public void init(Context context){
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this.mContext = context;
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//bind service
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Intent intent = new Intent(mContext,RemoteService.class);
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conn = new MyServiceConn();
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mContext.bindService(intent,conn,Context.BIND_AUTO_CREATE);
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}
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/**
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* 解绑
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*/
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public void uninit(){
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if (mContext != null){
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if (remoteInterface!=null && remoteInterface.asBinder().isBinderAlive()){
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try {
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remoteInterface.unRegistListener(RemoteCallback);
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} catch (RemoteException e) {
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e.printStackTrace();
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}
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}
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mContext.unbindService(conn);
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}else{
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Log.e(TAG,"mContext == null，please init SDK firstly");
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throw new RuntimeException("mContext == null，please init SDK firstly");
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}
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}
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private AYSdk() {
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}
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/**
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* 远程服务回调通知客户端消息
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*/
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IListenerInterface RemoteCallback = new IListenerInterface.Stub(){
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@Override
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public void onMessageArrived(String json) throws RemoteException {
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if (mCallback != null){
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mCallback.callBackMsg(json);
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}
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}
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};
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@Override
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public void checkSignal(int type) {
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}
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@Override
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public void add() {
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if (!checkRemoteIsNull()){
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try {
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remoteInterface.add();
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} catch (RemoteException e) {
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e.printStackTrace();
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}
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}
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}
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@Override
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public void registListener(IAYExamListener iayExamListener) {
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this.mCallback = iayExamListener;
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}
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/**
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* 检查远程服务是否可以使用
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* @return 可以用false，不可以用true
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*/
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private boolean checkRemoteIsNull() {
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return remoteInterface==null?true:false;
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}
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class MyServiceConn implements ServiceConnection {
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@Override
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public void onServiceConnected(ComponentName name, IBinder service) {
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remoteInterface = IRemoteInterface.Stub.asInterface(service);
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try {
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//设置死亡代理
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service.linkToDeath(mDeathRecipient,0);
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remoteInterface.registListener(RemoteCallback);
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} catch (RemoteException e) {
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e.printStackTrace();
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}
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}
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@Override
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public void onServiceDisconnected(ComponentName name) {
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}
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}
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/**
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* Binder断裂回调
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* 如果服务端进程由于某种异常原因停止
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*/
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private IBinder.DeathRecipient mDeathRecipient = new IBinder.DeathRecipient() {
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@Override
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public void binderDied() {
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Log.e(TAG,"IBinder.DeathRecipient binderDied");
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if (remoteInterface != null){
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Log.e(TAG,"IBinder.DeathRecipient binderDied remoteInterface != null ,return");
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return;
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}
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remoteInterface.asBinder().unlinkToDeath(mDeathRecipient,0);
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remoteInterface = null;
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}
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};
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}
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