public void handleMessage(Message msg) {
switch (msg.what) {
case DOWN_UPDATE:
// if (msg.obj == null)
// return;
// String arr[] = (String[]) (msg.obj);
// Log.d("", "wmz:" + arr[0] + ",1=" + arr[1]);
// float current = Integer.parseInt(arr[1]);
// float total = Integer.parseInt(arr[0]);
// progress = (int) (current / total * 100);
// DecimalFormat df = new DecimalFormat("0.00");
// tmpFileSize = df.format((float) current / 1024 / 1024) +
// "MB";
// apkFileSize = df.format((float) total / 1024 / 1024) + "MB";
// ��ǰ����ֵ
Log.d("tag", "wmz:progress=" + progress);
mProgress.setProgress(progress);
mProgressText.setText(tmpFileSize + "/" + apkFileSize);
break;
case DOWN_OVER:
downloadDialog.dismiss();
installApk();
break;
case DOWN_NOSDCARD:
downloadDialog.dismiss();
Toast.makeText(mContext, "DOWN_NOSDCARD", 3000).show();
break;
case 3:
UpdateBean bean = JsonUtils.getUpgradBeanFromJsonByCheckVersion(msg.obj.toString());
Log.d("", "wmz:upgrad=" + bean);
// if (canUpgrad(bean)) {
// appUpgrad();
// }
mUpdateBean = bean;
if (curVersionCode < bean.getVersionCode()) {
apkUrl = bean.getDownloadUrl();
updateMsg = bean.getUpdateLog();
showNoticeDialog();
}
break;
}
};
@Override
public void run() {
try {
String apkName = "OSChinaApp_" + mUpdateBean.getVersionName() + ".apk";
String tmpApk = "OSChinaApp_" + mUpdateBean.getVersionName() + ".tmp";
// 判断是否挂载了SD卡
String storageState = Environment.getExternalStorageState();
if (storageState.equals(Environment.MEDIA_MOUNTED)) {
savePath =
Environment.getExternalStorageDirectory().getAbsolutePath() + "/OSChina/Update/";
File file = new File(savePath);
if (!file.exists()) {
file.mkdirs();
}
apkFilePath = savePath + apkName;
tmpFilePath = savePath + tmpApk;
}
// 没有挂载SD卡，无法下载文件
if (apkFilePath == null || apkFilePath == "") {
mHandler.sendEmptyMessage(DOWN_NOSDCARD);
return;
}
File ApkFile = new File(apkFilePath);
// 是否已下载更新文件
if (ApkFile.exists()) {
downloadDialog.dismiss();
installApk();
return;
}
// 输出临时下载文件
File tmpFile = new File(tmpFilePath);
FileOutputStream fos = new FileOutputStream(tmpFile);
// apkUrl = "https://www.oschina.net/uploads/osc-android-app-2.4.1.apk";
URL url = new URL(apkUrl);
HttpURLConnection conn = (HttpURLConnection) url.openConnection();
conn.connect();
int length = conn.getContentLength();
InputStream is = conn.getInputStream();
int available = is.available();
Log.d("", "wmz:available=" + available + ",length=" + length);
// 显示文件大小格式：2个小数点显示
DecimalFormat df = new DecimalFormat("0.00");
// 进度条下面显示的总文件大小
apkFileSize = df.format((float) length / 1024 / 1024) + "MB";
Log.d("", "wmz:size=" + apkFileSize);
int count = 0;
byte buf[] = new byte[1024];
do {
int numread = is.read(buf);
count += numread;
// 进度条下面显示的当前下载文件大小
tmpFileSize = df.format((float) count / 1024 / 1024) + "MB";
// 当前进度值
progress = (int) (((float) count / length) * 100);
// 更新进度
mHandler.sendEmptyMessage(DOWN_UPDATE);
if (numread <= 0) {
// 下载完成 - 将临时下载文件转成APK文件
if (tmpFile.renameTo(ApkFile)) {
// 通知安装
mHandler.sendEmptyMessage(DOWN_OVER);
}
break;
}
fos.write(buf, 0, numread);
} while (!interceptFlag); // 点击取消就停止下载
fos.close();
is.close();
} catch (MalformedURLException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
}
