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//===========================device system or app info======================================= /** * 获取当前手机系统语言。 * * @return 返回当前系统语言。例如：当前设置的是“中文-中国”，则返回“zh-CN” */ public static String getSystemLanguage() { return Locale.getDefault().getLanguage(); } /** * 获取当前系统上的语言列表(Locale列表) * * @return 语言列表 */ public static Locale[] getSystemLanguageList() { return Locale.getAvailableLocales(); } /** * 获取当前手机系统Sdk版本号 * * @return Sdk系统版本号 */ public static int getSystemSdkVersion() { return Build.VERSION.SDK_INT; } /** * 获取当前手机系统版本号 * * @return 系统版本号 */ public static String getSystemVersion() { return android.os.Build.VERSION.RELEASE; } /** * 获取手机型号 * * @return 手机型号 */ public static String getSystemModel() { return android.os.Build.MODEL; } /** * 获取手机厂商 * * @return 手机厂商 */ public static String getDeviceBrand() { return android.os.Build.BRAND; } /** * 获取手机IMEI(需要“android.permission.READ_PHONE_STATE”权限) * * @return 手机IMEI */ public static String getIMEI(Context ctx) throws SecurityException{ TelephonyManager tm = (TelephonyManager) ctx.getSystemService(Activity.TELEPHONY_SERVICE); if (tm != null) { return tm.getDeviceId(); } return null; } /** * 获取应用程序名称 * * @param context * @return */ public static String getAppName(Context context) { PackageManager packageManager = context.getPackageManager(); try { PackageInfo packageInfo = packageManager.getPackageInfo(context.getPackageName(), 0); int labelRes = packageInfo.applicationInfo.labelRes; return context.getResources().getString(labelRes); } catch (PackageManager.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 (PackageManager.NameNotFoundException e) { e.printStackTrace(); } return null; } /** * 获取应用程序的版本Code信息 * * @param context * @return 版本code */ public static int getVersionCode(Context context) { try { PackageManager packageManager = context.getPackageManager(); PackageInfo packageInfo = packageManager.getPackageInfo(context.getPackageName(), 0); return packageInfo.versionCode; } catch (PackageManager.NameNotFoundException e) { e.printStackTrace(); } return 0; } /** * android设备号，双清会改变 * @param context 上下文 * @return android设备号 */ public static String getAndroidID(Context context){ return Settings.Secure.getString(context.getContentResolver(),Settings.Secure.ANDROID_ID); } /** * android设备号，双清会改变 * @param context 上下文 * @return android设备号(组合型) */ public static String getDeviceId(Context context) throws SecurityException{ String deviceId = null; deviceId = ((TelephonyManager) context .getSystemService(Context.TELEPHONY_SERVICE)).getDeviceId(); if (deviceId == null && Build.VERSION.SDK_INT > 9) { deviceId = Settings.Secure.getString(context.getContentResolver(), Settings.Secure.ANDROID_ID); if (deviceId == null) { ConnectivityManager cm = (ConnectivityManager) context .getSystemService(Context.CONNECTIVITY_SERVICE); NetworkInfo networkInfo = cm.getActiveNetworkInfo(); if (networkInfo != null && networkInfo.isAvailable() && networkInfo.getType() == ConnectivityManager.TYPE_WIFI) { WifiManager wm = (WifiManager) context .getSystemService(Context.WIFI_SERVICE); deviceId = wm.getConnectionInfo().getMacAddress(); } else { deviceId = UUID.randomUUID().toString(); } } } if (deviceId != null && deviceId.length() < 28) { int len = 28 - deviceId.length(); for (int i = 0; i < len; i++) { deviceId = "0" + deviceId; } } return deviceId; } //=============================android's sdcard rom ram start=================================== private static final int ERROR = -1; /** * SDCARD是否存 */ public static boolean externalMemoryAvailable() { return android.os.Environment.getExternalStorageState().equals( android.os.Environment.MEDIA_MOUNTED); } /** * 获取手机内部剩余存储空间 * * @return */ public static long getAvailableInternalMemorySize() { File path = Environment.getDataDirectory(); StatFs stat = new StatFs(path.getPath()); long blockSize = stat.getBlockSize(); long availableBlocks = stat.getAvailableBlocks(); return availableBlocks * blockSize; } /** * 获取手机内部总的存储空间 * * @return */ public static long getTotalInternalMemorySize() { File path = Environment.getDataDirectory(); StatFs stat = new StatFs(path.getPath()); long blockSize = stat.getBlockSize(); long totalBlocks = stat.getBlockCount(); return totalBlocks * blockSize; } /** * 获取SDCARD剩余存储空间 * * @return */ public static long getAvailableExternalMemorySize() { if (externalMemoryAvailable()) { File path = Environment.getExternalStorageDirectory(); StatFs stat = new StatFs(path.getPath()); long blockSize = stat.getBlockSize(); long availableBlocks = stat.getAvailableBlocks(); return availableBlocks * blockSize; } else { return ERROR; } } /** * 获取SDCARD总的存储空间 * * @return */ public static long getTotalExternalMemorySize() { if (externalMemoryAvailable()) { File path = Environment.getExternalStorageDirectory(); StatFs stat = new StatFs(path.getPath()); long blockSize = stat.getBlockSize(); long totalBlocks = stat.getBlockCount(); return totalBlocks * blockSize; } else { return ERROR; } } /** * 获取系统总内存 * * @param context 可传入应用程序上下文。 * @return 总内存大单位为B。 */ public static long getTotalMemorySize(Context context) { String dir = "/proc/meminfo"; try { FileReader fr = new FileReader(dir); BufferedReader br = new BufferedReader(fr, 2048); String memoryLine = br.readLine(); String subMemoryLine = memoryLine.substring(memoryLine.indexOf("MemTotal:")); br.close(); return Integer.parseInt(subMemoryLine.replaceAll("\\D+", "")) * 1024l; } catch (IOException e) { e.printStackTrace(); } return 0; } /** * 获取当前可用内存，返回数据以字节为单位。 * * @param context 可传入应用程序上下文。 * @return 当前可用内存单位为B。 */ public static long getAvailableMemory(Context context) { ActivityManager am = (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE); ActivityManager.MemoryInfo memoryInfo = new ActivityManager.MemoryInfo(); am.getMemoryInfo(memoryInfo); return memoryInfo.availMem; } private static DecimalFormat fileIntegerFormat = new DecimalFormat("#0"); private static DecimalFormat fileDecimalFormat = new DecimalFormat("#0.#"); /** * 单位换算 * * @param size 单位为B * @param isInteger 是否返回取整的单位 * @return 转换后的单位 */ public static String formatFileSize(long size, boolean isInteger) { DecimalFormat df = isInteger ? fileIntegerFormat : fileDecimalFormat; String fileSizeString = "0M"; if (size < 1024 && size > 0) { fileSizeString = df.format((double) size) + "B"; } else if (size < 1024 * 1024) { fileSizeString = df.format((double) size / 1024) + "K"; } else if (size < 1024 * 1024 * 1024) { fileSizeString = df.format((double) size / (1024 * 1024)) + "M"; } else { fileSizeString = df.format((double) size / (1024 * 1024 * 1024)) + "G"; } return fileSizeString; } //==============================get phone number info ==================================== /** * 获取当前版本号 * */ public static String getPhoneNumber(Context context) throws SecurityException{ TelephonyManager tm = (TelephonyManager)context.getSystemService(Context.TELEPHONY_SERVICE);// String deviceid = tm.getDeviceId(); //获取智能设备唯一编号 String te1 = tm.getLine1Number(); //获取本机号码 ：部分手机没有，因为供应商没有写进去// String imei = tm.getSimSerialNumber(); //获得SIM卡的序号 :电信没有// String imsi = tm.getSubscriberId(); //得到用户Id return (te1!=null ? te1:"NA"); } /** * 获取手机服务商信息 * */ public static String getProvidersName(Context context) throws SecurityException{ String ProvidersName = "NA"; try { TelephonyManager tm = (TelephonyManager) context .getSystemService(Context.TELEPHONY_SERVICE); String IMSI = tm.getSubscriberId(); if (IMSI.startsWith("46000") || IMSI.startsWith("46002")) { ProvidersName = "中国移动"; } else if (IMSI.startsWith("46001")) { ProvidersName = "中国联通"; } else if (IMSI.startsWith("46003")) { ProvidersName = "中国电信"; } } catch (Exception e) { e.printStackTrace(); } return ProvidersName; } 部分功能需要权限获得，补充下，android 6.0之后需要动态获取权限，具体查看权限管理的相关资料
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