android 二次打包完成apk多渠道打包的方法

  private static String getChannel(Context context){
    try {
      InputStream in = context.getAssets().open("qudao.txt");
      int size = in.available();
      byte[] buffer = new byte[size];
      in.read(buffer);
      in.close();
      String txt = new String(buffer, "utf-8");
      Log.d("qudaobiaoji:",txt);
      return txt;
    } catch (IOException e) {
      e.printStackTrace();
    }
    return "未知";
  }

 public static void main(String[] args) {}

app_path=app-release_aligned_signed.apk;
keystore=ej_v3.jks;
keyAlias=ej_v3;
keyPassword=123456;
storePassword=123456;
contents=优亿,魅族;
apkname=youyi,meizu;

        //------修改内容
        String content = contents[i];
        String apkn = apkNames[i];
        buffer.setLength(0);
        String path = buffer
            .append(prefixName).append(ZipUtil.UPDATE_PATH_NAME).toString();
        System.out.println("path："+path);
        br = new BufferedReader(new InputStreamReader(new FileInputStream(path),"UTF-8"));
        while ((br.readLine()) != null) {
          osw = new OutputStreamWriter(new FileOutputStream(path),"UTF-8");
          osw.write(content, 0, content.length());
          osw.flush();
        }

ZipUtil.compress(prefixName,targetPath+"\\"+unsing+"\\"+apkn+"_unsin.apk");

  public static void runbat(String batName) {
    String cmd = "cmd /c start "+ batName;// pass
    try {
      Process ps = Runtime.getRuntime().exec(cmd);
      ps.waitFor();
    } catch (IOException ioe) {
      ioe.printStackTrace();
    }
    catch (InterruptedException e) {
      // TODO Auto-generated catch block
      e.printStackTrace();
    }
    System.out.println("child thread donn");
  }