package safeluck.drive.evaluation.viewmodels;
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import android.arch.lifecycle.LiveData;
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import android.arch.lifecycle.MutableLiveData;
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import android.arch.lifecycle.ViewModel;
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import android.util.Log;
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import java.util.concurrent.atomic.AtomicInteger;
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import com.anyun.exam.lib.MyLog;
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public class MainViewModel extends ViewModel {
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private static final String TAG = "MainViewModel";
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AtomicInteger atomicInteger = new AtomicInteger(0);
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private MutableLiveData<String> json = new MutableLiveData<>();
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public LiveData<String> getJson(){
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//往json字符串写入数据
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loadJson();
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return json;
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}
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private void loadJson() {
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MyLog.i("loadJson");
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new Thread(new Runnable() {
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@Override
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public void run() {
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try {
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Thread.sleep(10*1000);
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} catch (InterruptedException e) {
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e.printStackTrace();
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}
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Log.i(TAG, "run: "+ atomicInteger.incrementAndGet());
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json.postValue("我爱你JetPack！！"+atomicInteger.get());
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}
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}).start();
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}
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}
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