获取android手机基本信息

/**
 * 获取android当前可用内存大小
 */
 private String getAvailMemory() {// 获取android当前可用内存大小

        ActivityManager am = (ActivityManager) getSystemService(Context.ACTIVITY_SERVICE);
        MemoryInfo mi = new MemoryInfo();
        am.getMemoryInfo(mi);
        //mi.availMem; 当前系统的可用内存

        return Formatter.formatFileSize(getBaseContext(), mi.availMem);// 将获取的内存大小规格化
    }

/**
 * 获得系统总内存
 */
private String getTotalMemory() {
    String str1 = "/proc/meminfo";// 系统内存信息文件
    String str2;
    String[] arrayOfString;
    long initial_memory = 0;

    try {
    FileReader localFileReader = new FileReader(str1);
    BufferedReader localBufferedReader = new BufferedReader(
    localFileReader, 8192);
    str2 = localBufferedReader.readLine();// 读取meminfo第一行，系统总内存大小

    arrayOfString = str2.split("\\s+");
    for (String num : arrayOfString) {
    Log.i(str2, num + "\t");
    }

    initial_memory = Integer.valueOf(arrayOfString[1]).intValue() * 1024;// 获得系统总内存，单位是KB，乘以1024转换为Byte
    localBufferedReader.close();

    } catch (IOException e) {
    }
    return Formatter.formatFileSize(getBaseContext(), initial_memory);// Byte转换为KB或者MB，内存大小规格化
    }

/**
 * 获得手机屏幕宽高
 * @return
 */
public String getHeightAndWidth(){
    int width=getWindowManager().getDefaultDisplay().getWidth();
    int heigth=getWindowManager().getDefaultDisplay().getHeight();
    String str=width+""+heigth+"";
    return str;
}
/**
 * 获取IMEI号，IESI号，手机型号
 */
private void getInfo() {
      TelephonyManager mTm = (TelephonyManager)this.getSystemService(TELEPHONY_SERVICE);
       String imei = mTm.getDeviceId();
       String imsi = mTm.getSubscriberId();
       String mtype = android.os.Build.MODEL; // 手机型号
       String mtyb= android.os.Build.BRAND;//手机品牌
       String numer = mTm.getLine1Number(); // 手机号码，有的可得，有的不可得
       Log.i("text", "手机IMEI号："+imei+"手机IESI号："+imsi+"手机型号："+mtype+"手机品牌："+mtyb+"手机号码"+numer);
   }
/**
 * .获取手机MAC地址
 * 只有手机开启wifi才能获取到mac地址
 */
private String getMacAddress(){
       String result = "";
       WifiManager wifiManager = (WifiManager) getSystemService(Context.WIFI_SERVICE);
       WifiInfo wifiInfo = wifiManager.getConnectionInfo();
       result = wifiInfo.getMacAddress();
       Log.i("text", "手机macAdd:" + result);
       return result;
   }
/**
 * 手机CPU信息
 */
private String[] getCpuInfo() {
       String str1 = "/proc/cpuinfo";
       String str2 = "";
       String[] cpuInfo = {"", ""};  //1-cpu型号  //2-cpu频率
       String[] arrayOfString;
       try {
           FileReader fr = new FileReader(str1);
           BufferedReader localBufferedReader = new BufferedReader(fr, 8192);
           str2 = localBufferedReader.readLine();
           arrayOfString = str2.split("\\s+");
           for (int i = 2; i < arrayOfString.length; i++) {
               cpuInfo[0] = cpuInfo[0] + arrayOfString[i] + " ";
           }
           str2 = localBufferedReader.readLine();
           arrayOfString = str2.split("\\s+");
           cpuInfo[1] += arrayOfString[2];
           localBufferedReader.close();
       } catch (IOException e) {
       }
       Log.i("text", "cpuinfo:" + cpuInfo[0] + " " + cpuInfo[1]);
       return cpuInfo;
   }

 

 

<!--         获取mac地址权限 -->
    <uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />
<!--     获取手机信息权限 -->
    <uses-permission android:name="android.permission.READ_PHONE_STATE" />