关于一些问题的总结

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1.取得sim卡上 短信的代码片段：

Uri uri = Uri.parse("content://sms/icc");
String[] projection = null;//new String[]{"name","number"};
String   selection = null;
String[] selectionArgs = null;
String sortOrder = null;
Cursor c2 = managedQuery(uri, projection, selection, selectionArgs, sortOrder);
c2.moveToFirst();