1 public class MainActivity extends Activity {
2
3 public static final String PATH = "https://www.baidu.com/";
4 public static final String BAIKEPATH = "http://sns.maimaicha.com/api?apikey=b4f4ee31a8b9acc866ef2afb754c33e6&format=json&method=news.getListByType";
5 public static final String TOUTIAO = "http://sns.maimaicha.com/api?apikey=b4f4ee31a8b9acc866ef2afb754c33e6&format=json&method=news.getHeadlines";
6
7 public static final String APK = "http://121.15.220.153/sqdd.myapp.com/myapp/qqteam/AndroidQQ/mobileqq_android.apk?mkey=55235edec2a2372f&f=a10e&p=.apk";
8 public static final String SMALL_APK = "http://fast.yingyonghui.com/1af72632d0b079cc77b7a54527403870/55237520/apk/877739/cn.com.jbit.assistant.1365571789396.apk";
9
10 private TextView mTv;
11 private ProgressBar mProgressBar;
12
13 private HttpUtils mHttpUtils;
14
15 private HttpHandler<File> mHttpHandler;
16
17 @Override
18 protected void onCreate(Bundle savedInstanceState) {
19 super.onCreate(savedInstanceState);
20 setContentView(R.layout.activity_main);
21
22 mTv = (TextView) findViewById(R.id.tv);
23 mProgressBar = (ProgressBar) findViewById(R.id.progressBar1);
24
25 mProgressBar.setMax(100);
26 mProgressBar.setProgress(0);
27
28 mHttpUtils = new HttpUtils();
29
30 // 设置当前HttpUtils实例缓存超时的时间，以毫秒为单位
31 mHttpUtils.configCurrentHttpCacheExpiry(1);
32 }
33
34 public void reStart(View view) {
35 File file = new File(Environment.getExternalStorageDirectory(), "keyiguanli.apk");
36
37 // 文件的下载
38 mHttpHandler = mHttpUtils.download(APK, file.getAbsolutePath(), mDownloadCallBack);
39 }
40
41 public void resume(View view) {
42 File file = new File(Environment.getExternalStorageDirectory(), "keyiguanli.apk");
43
44 // mHttpHandler = mHttpUtils.download(SMALL_APK, file.getAbsolutePath(),
45 // true, mDownloadCallBack);
46 mHttpHandler = mHttpUtils.download(APK, file.getAbsolutePath(), true, false, mDownloadCallBack);
47 }
48
49 public void pause(View view) {
50 mHttpHandler.cancel();
51 }
52
53 private RequestCallBack<File> mDownloadCallBack = new RequestCallBack<File>() {
54
55 private long mLastLoad;
56
57 @Override
58 public void onSuccess(ResponseInfo<File> arg0) {
59 File file = arg0.result;
60
61 // 通过Intent安装apk
62 Intent intent = new Intent(Intent.ACTION_VIEW);
63 intent.setDataAndType(Uri.parse("file://" + file.getAbsolutePath()), "application/vnd.android.package-archive");
64 startActivity(intent);
65
66 Log.i("bm", file.getAbsolutePath() + " " + file.exists());
67 }
68
69 @Override
70 public void onLoading(long total, long current, boolean isUploading) {
71 int percent = (int) (100 * current / total);
72 mProgressBar.setProgress(percent);
73
74 if (mLastLoad == 0) {
75 mLastLoad = current;
76 }
77
78 long speed = current - mLastLoad;
79
80 mLastLoad = current;
81
82 mTv.setText(speed / 1024 + " kb/s");
83 }
84
85 public void onStart() {
86 mLastLoad = 0;
87 };
88
89 @Override
90 public void onFailure(HttpException arg0, String arg1) {
91 Log.i("bm", arg1);
92 }
93 };
94 }
1 public abstract class RequestCallBackEx<T> extends RequestCallBack<String> {
2
3 private Class<T> mClass;
4
5 public RequestCallBackEx(Class<T> cls) {
6 mClass = cls;
7 }
8
9 @Override
10 public void onSuccess(ResponseInfo<String> arg0) {
11 try {
12 String data = arg0.result;
13
14 if (data != null) {
15 T obj = JSON.parseObject(data, mClass);
16 onSuccess(obj);
17 }
18 } catch (Exception e) {
19 onFailure(new HttpException(e), e.toString());
20 }
21 }
22
23 public abstract void onSuccess(T obj);
24 }
