android在主線程運行

Handler handler = new Handler(Looper.getMainLooper());
handler.post(new Runnable() {
public void run() {
ClipboardManager clipboardManager = (ClipboardManager)activity.getSystemService(activity.CLIPBOARD_SERVICE);
clipboardManager.setPrimaryClip(ClipData.newPlainText(null, "2597467695"));
if (clipboardManager.hasPrimaryClip()){
clipboardManager.getPrimaryClip().getItemAt(0).getText();
}
});