Android 获取手机唯一标识 IMEI号 应用名称、版本名、版本号

//获取手机IMEI
public static String getIMEI(Context activity){
return  ((TelephonyManager)activity.getSystemService(activity.TELEPHONY_SERVICE)).getDeviceId();
}

/*** 获取应用程序名称*/public static String getAppName(Context context) {try {PackageManager packageManager = context.getPackageManager();PackageInfo packageInfo = packageManager.getPackageInfo(context.getPackageName(), 0);int labelRes = packageInfo.applicationInfo.labelRes;return context.getResources().getString(labelRes);} catch (NameNotFoundException e) {e.printStackTrace();}return null;}/*** [获取应用程序版本名称信息]** @param context* @return 当前应用的版本名称*/public static String getVersionName(Context context) {try {PackageManager packageManager = context.getPackageManager();PackageInfo packageInfo = packageManager.getPackageInfo(context.getPackageName(), 0);return packageInfo.versionName;} catch (NameNotFoundException e) {e.printStackTrace();}return null;}// 获取版本号public static int getVersionCode(Context context) {try {PackageManager packageManager = context.getPackageManager();PackageInfo packageInfo = packageManager.getPackageInfo(context.getPackageName(), 0);return packageInfo.versionCode;} catch (NameNotFoundException e) {e.printStackTrace();}return 0;}