java.lang.RuntimeException: Can't create handler inside thread that has not called Looper.prepare()

Looper.prepare();
//开头

Builder builder = new Builder(MyBurglarService.this);
//这里我的MyBurglarService是我的一个线程

/*在这设置builder的属性*/

AlerDialog dialog = builder.create();
//属性设置完后创建

dialog.getWindow().setType(WindowManager.LayoutParams.TYPE_SYSTEM_ALERT);
//设置该dialog为全局性的对话框，即在任何时候都弹出的对话框

dialog.show();
//弹出

Looper.loop();
//结尾