不使用ipc 实现 Activity与Service双向通信

最新推荐文章于 2025-06-02 18:42:16 发布

read_act

最新推荐文章于 2025-06-02 18:42:16 发布

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文章标签： android service 上传图片通信

本文链接：https://blog.csdn.net/read_act/article/details/73551143

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//直接上代码  Service ：

public class UploadPictureService extends Service{

    public static final String PATH_KEY = "sdcard_path_list";

    private ArrayList<String> picturePaths;

    private ServiceBinder mBinder;

    private String TAG = UploadPictureService.class.getName();

    public interface IUploadFinishListener {
        void onUploadFinished(ArrayList<String> jdImgUrls);
    }

    public class ServiceBinder extends Binder {
        IUploadFinishListener callBack;
        public void keepCallback(IUploadFinishListener cb){
           callBack = cb;
        }

        public void businessFinished(){
            stopSelf();
        }
    }

    @Nullable
    @Override
    public IBinder onBind(Intent intent) {
        picturePaths = intent.getStringArrayListExtra(PATH_KEY);
        mBinder = new ServiceBinder();
        return mBinder;
    }

    @Override
    public void onCreate() {
        super.onCreate();
    }

    @Override
    public int onStartCommand(Intent intent, int flags, int startId) {
        picturePaths = intent.getStringArrayListExtra(PATH_KEY);
        uploadPicture();
        return super.onStartCommand(intent, flags, startId);
    }

    private void uploadPicture(){
        // 在这里做实质性的事情
        
    }

    @Override
    public void onDestroy() {
        super.onDestroy();
    }
}

//Activity
...
    /**
     * 
     */
    private void uploadPictureByService(ArrayList<String> pathStrings){
        Intent intent = new Intent(this, UploadPictureService.class);
       
        bindService(intent, new ServiceConnection() {
            @Override
            public void onServiceConnected(ComponentName name, IBinder service) {
                UploadPictureService.ServiceBinder binder = (UploadPictureService.ServiceBinder) service;
                binder.keepCallback(new ServiceFinishCallback(binder));
            }

            @Override
            public void onServiceDisconnected(ComponentName name) {
            }
        },0);

        intent.putExtra(UploadPictureService.PATH_KEY,pathStrings);
        startService(intent);
    }

    static class ServiceFinishCallback implements UploadPictureService.IUploadFinishListener {

        UploadPictureService.ServiceBinder binder;

        ServiceFinishCallback(UploadPictureService.ServiceBinder binder) {
            this.binder = binder;
        }

        @Override
        public void onUploadFinished(ArrayList<String> jdImgUrls) {
            //

            //if dispose finished
            binder.businessFinished();
        }
    }
...