Obtain basic information about android phones and basic information about android phones.

Obtain basic information about android phones and basic information about android phones.
Java code

1. /**
2. * Get the current available memory size of android
3. */
4. Private String getAvailMemory () {// gets the current available memory size of android
6. ActivityManager am = (ActivityManager) getSystemService (Context. ACTIVITY_SERVICE );
7. MemoryInfo mi = new MemoryInfo ();
8. Am. getMemoryInfo (mi );
9. // Mi. availMem; available memory of the current system
11. Return Formatter. formatFileSize (getBaseContext (), mi. availMem); // normalize the obtained memory size
12. }
14. /**
15. * Obtain the total system memory.
16. */
17. Private String getTotalMemory (){
18. String str1 = "/proc/meminfo"; // system memory information file
19. String str2;
20. String [] arrayOfString;
21. Long initial_memory = 0;
23. Try {
24. FileReader localFileReader = new FileReader (str1 );
25. BufferedReader localBufferedReader = new BufferedReader (
26. LocalFileReader, 8192 );
27. Str2 = localBufferedReader. readLine (); // read the first line of meminfo, total system memory size
29. ArrayOfString = str2.split ("\ s + ");
30. For (String num: arrayOfString ){
31. Log. I (str2, num + "\ t ");
32. }
34. Initial_memory = Integer. valueOf (arrayOfString [1]). intValue () * 1024; // obtain the total system memory, measured in KB, multiplied by 1024 to Byte
35. LocalBufferedReader. close ();
37. } Catch (IOException e ){
38. }
39. Return Formatter. formatFileSize (getBaseContext (), initial_memory); // convert Byte to KB or MB, and normalize the memory size.
40. }
42. /**
43. * Screen width and height
44. * @ Return
45. */
46. Public String getHeightAndWidth (){
47. Int width = getWindowManager (). getDefaultDisplay (). getWidth ();
48. Int heigth = getWindowManager (). getdefadisplay display (). getHeight ();
49. String str = width + "" + heigth + "";
50. Return str;
51. }
52. /**
53. * Obtain the IMEI number, IESI number, and mobile phone model.
54. */
55. Private void getInfo (){
56. TelephonyManager mTm = (TelephonyManager) this. getSystemService (TELEPHONY_SERVICE );
57. String imei = mTm. getDeviceId ();
58. String imsi = mTm. getSubscriberId ();
59. String mtype = android. OS. Build. MODEL; // Mobile Phone MODEL
60. String mtyb = android. OS. Build. BRAND; // mobile phone BRAND
61. String numer = mTm. getLine1Number (); // mobile phone number, which is available or unavailable
62. Log. I ("text", "Mobile Phone IMEI number:" + imei + "Mobile Phone IESI number:" + imsi + "Mobile Phone model:" + mtype + "mobile phone brand: "+ mtyb +" mobile phone number "+ numer );
63. }
64. /**
65. *. Obtain the MAC address of the mobile phone.
66. * The mac address can be obtained only when wifi is enabled on the mobile phone.
67. */
68. Private String getMacAddress (){
69. String result = "";
70. WifiManager wifiManager = (WifiManager) getSystemService (Context. WIFI_SERVICE );
71. WifiInfo wifiInfo = wifiManager. getConnectionInfo ();
72. Result = wifiInfo. getMacAddress ();
73. Log. I ("text", "Mobile macAdd:" + result );
74. Return result;
75. }
76. /**
77. * Mobile Phone CPU Information
78. */
79. Private String [] getCpuInfo (){
80. String str1 = "/proc/cpuinfo ";
81. String str2 = "";
82. String [] cpuInfo = {"", ""}; // 1-cpu model // 2-cpu frequency
83. String [] arrayOfString;
84. Try {
85. FileReader fr = new FileReader (str1 );
86. BufferedReader localBufferedReader = new BufferedReader (fr, 8192 );
87. Str2 = localBufferedReader. readLine ();
88. ArrayOfString = str2.split ("\ s + ");
89. For (int I = 2; I <arrayOfString. length; I ++ ){
90. CpuInfo [0] = cpuInfo [0] + arrayOfString [I] + "";
91. }
92. Str2 = localBufferedReader. readLine ();
93. ArrayOfString = str2.split ("\ s + ");
94. CpuInfo [1] + = arrayOfString [2];
95. LocalBufferedReader. close ();
96. } Catch (IOException e ){
97. }
98. Log. I ("text", "cpuinfo:" + cpuInfo [0] + "" + cpuInfo [1]);
99. Return cpuInfo;
100. }

 

 

Java code

1. <! -- Obtain mac address permissions -->
2. <Uses-permission android: name = "android. permission. ACCESS_WIFI_STATE"/>
3. <! -- Get mobile phone information -->
4. <Uses-permission android: name = "android. permission. READ_PHONE_STATE"/>