android 代码 安装APK 解决了

今晚查了很多资料，android代码安装APK

BaseHelper.chmod("777", cachePath);

Intent intent = new Intent(Intent.ACTION_VIEW);

intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);

intent.setDataAndType(Uri.parse("file://" + cachePath),

"application/vnd.android.package-archive");

this.startActivity(intent);

/**

* 获取权限

*

* @param permission

* 权限

* @param path

* 路径

*/

public static void chmod(String permission, String path) {

try {

String command = "chmod " + permission + " " + path;

Runtime runtime = Runtime.getRuntime();

runtime.exec(command);

} catch (IOException e) {

e.printStackTrace();

}

}