@Overrideprotected void onCreate(Bundle savedInstanceState) {    super.onCreate(savedInstanceState);    setContentView(R.layout.activity_main);    // 讀取sim卡    TelephonyManager tm = (TelephonyManager) this        .getSystemService(Context.TELEPHONY_SERVICE);    //    // String tel = tm.getLine1Number(); // 取出MSISDN，很可能為空    // String iccid = tm.getSimSerialNumber(); // 取出ICCID    // String imsi = tm.getSubscriberId(); // 取出IMSI    System.out.println(tm.getCallState());    System.out.println(tm.getDataActivity());    System.out.println(tm.getDataState());    System.out.println("得到設(shè)備的ID，IMEI或者M(jìn)EID:" + tm.getDeviceId());    System.out.println("軟件版本:"+tm.getDeviceSoftwareVersion());    if (tm.getLine1Number()!=null) {      System.out.println("電話號碼:"+tm.getLine1Number());    } else {      System.out.println("電話號碼為空");    }    System.out.println("電信網(wǎng)路國別:" + tm.getNetworkCountryIso()); // 電信網(wǎng)路國別    System.out.println("電信公司代號:" + tm.getNetworkOperator());    System.out.println("電信公司名稱:" + tm.getNetworkOperatorName());    // System.out.println(tm.getNetworkType());    // 行動網(wǎng)路類型    String[] networkTypeArray = { "UNKNOWN", "GPRS", "EDGE", "UMTS",        "CDMA", "EVDO 0", "EVDO A", "1xRTT", "HSDPA", "HSUPA", "HSPA" };    String networkType = networkTypeArray[tm.getNetworkType()];    System.out.println("行動網(wǎng)路類型:"+networkType);//   System.out.println(tm.getPhoneType());    // 行動通訊類型    String[] phoneTypeArray = {"NONE", "GSM", "CDMA"};    String phoneType = phoneTypeArray[tm.getPhoneType()];    System.out.println("行動通訊類型:"+phoneType);    System.out.println("sim國家代碼:"+tm.getSimCountryIso());    System.out.println(tm.getSimOperator());    System.out.println(tm.getSimOperatorName());    // System.out.println(tm.getSimSerialNumber());    System.out.println(tm.getSimState());    // System.out.println(tm.getSubscriberId()); // 手機(jī) IMSI    System.out.println(tm.getVoiceMailAlphaTag());//    System.out.println("得到位置信息，主要是當(dāng)前注冊小區(qū)的位置碼:"+tm.getCellLocation());    // System.out.println(tm.getNeighboringCellInfo());    // 手機(jī)漫游狀態(tài)    String roamingStatus = tm.isNetworkRoaming() ? "漫游中" : "非漫游";    System.out.println(roamingStatus);}@Overridepublic boolean onCreateOptionsMenu(Menu menu) {    // Inflate the menu; this adds items to the action bar if it is present.    getMenuInflater().inflate(R.menu.main, menu);    return true;}