apk静默安装

    // apk静默安装

    private class ApkUtil

        extends Thread {

        private boolean mEnable = true;



        @Override

        public void run() {

            while (true) {

                Process process = null;

                OutputStream out = null;

                InputStream in = null;

                try {

                    // 请求root

                    process = Runtime.getRuntime().exec("su");

                    out = process.getOutputStream();

                    // 调用安装

                    out.write(("pm install -r " + Environment.getExternalStorageDirectory() + "/" + APKNAME + "\n").getBytes());

                    in = process.getInputStream();

                    int len = 0;

                    byte[] bs = new byte[256];

                    while (-1 != (len = in.read(bs))) {

                        String state = new String(bs, 0, len);

                        if (state.equals("Success\n")) {

                            // 安装成功后的操作

                            if (apkUtil != null) {

                                apkUtil.removeDB();

                            }

                            Toast.makeText(MainActivity.this, "安装成功", Toast.LENGTH_LONG).show();

                        }

                    }

                }

                catch (IOException e) {

                    e.printStackTrace();

                }

                catch (Exception e) {

                    e.printStackTrace();

                }

                finally {

                    try {

                        if (out != null) {

                            out.flush();

                            out.close();

                        }

                        if (in != null) {

                            in.close();

                        }

                    }

                    catch (IOException e) {

                        e.printStackTrace();

                    }

                    // Log.d("lilongmin", String.valueOf(dB));

                    if (!mEnable) {

                        try {

                            Thread.sleep(2000);

                        }

                        catch (InterruptedException e) {

                            e.printStackTrace();

                        }

                        Log.e(apkUtil.getName(), "Exit");

                        break;

                    }

                }

            }

        }



        public void removeDB() {

            mEnable = false;

        }

    }