Record first, to be tested

 

If you read all the MAC addresses, print the MAC address in the following code.
Package sigar-1.6.3.jar to be referenced
During the test, I loaded all the built-in dynamic libraries of sigar.
For details, see the main method.

 

Import java. Io. bufferedreader;
Import java. Io. file;
Import java. Io. filewriter;
Import java. Io. inputstreamreader;

Import org. hyperic. sigar. cpuperc;
Import org. hyperic. sigar. sigar;
Import org. hyperic. sigar. sigarexception;
Import org. hyperic. sigar. sigarloader;
Import org. hyperic. sigar. cmd. shell;
Import org. hyperic. sigar. cmd. sigarcommandbase;

Public class cpuinfo extends sigarcommandbase {

Public Boolean displaytimes = true;

Public cpuinfo (shell ){
Super (Shell );
}

Public cpuinfo (){
Super ();
}

Public String getusageshort (){
Return "Display CPU information ";
}

Private void output (cpuperc CPU ){
Println ("user time..." + cpuperc. Format (CPU. getuser ()));
Println ("sys time..." + cpuperc. Format (CPU. getsys ()));
Println ("idle time..." + cpuperc. Format (CPU. getidle ()));
Println ("wait time ......" + cpuperc. Format (CPU. getwait ()));
Println ("nice time..." + cpuperc. Format (CPU. getnice ()));
Println ("combined..." + cpuperc. Format (CPU. getcombined ()));
Println ("IRQ time ......" + cpuperc. Format (CPU. getirq ()));
If (sigarloader. is_linux ){
Println ("softirq time .." + cpuperc. Format (CPU. getsoftirq ()));
Println ("stolen time..." + cpuperc. Format (CPU. getstolen ()));
}
Println ("");
}

Public void output (string [] ARGs) throws sigarexception {
Org. hyperic. sigar. cpuinfo [] Infos = This. sigar. getcpuinfolist ();

Cpuperc [] CPUs = This. sigar. getcpuperclist ();

Org. hyperic. sigar. cpuinfo info = Infos [0];
Long cachesize = info. getcachesize ();
Println ("vendor ......" + info. getvendor ());
Println ("Model ......" + info. GetModel ());
Println ("MHz..." + info. getmhz ());
Println ("Total CPUs..." + info. gettotalcores ());
If (info. gettotalcores ()! = Info. gettotalsockets () | (info. getcorespersocket ()> info. gettotalcores ())){
Println ("physical CPUs..." + info. gettotalsockets ());
Println ("cores per CPU .." + info. getcorespersocket ());
}
If (cachesize! = Sigar. field_notimpl ){
Println ("cache size..." + cachesize );
}
Println ("");
If (! This. displaytimes ){
Return;
}
For (INT I = 0; I <CPUs. length; I ++ ){
Println ("CPU" + I + ".........");
Output (CPUs [I]);
}
Println ("totals ........");
Output (this. sigar. getcpuperc ());

Stringbuffer sb = new stringbuffer ("CPU number =" + getcpuserial () + "\ n ");

String [] interfaces = sigar. getnetinterfacelist ();
If (interfaces! = NULL | interfaces. length> 0)
SB. append ("first network card number =" + sigar. getnetinterfaceconfig (interfaces [0]). gethwaddr ());

Org. hyperic. sigar. filesystem [] filesystems = sigar. getfilesystemlist ();
If (filesystems! = NULL | filesystems. length> 0)
SB. append ("\ n" + "volume label of the first partition of the hard disk =" + gethdserial (filesystems [0]. getdevname ()));

System. Out. println (sb. tostring ());
}

Public static void main (string [] ARGs) throws exception {
// First load the SIGA dynamic library. on different platforms, as long as a specific dynamic library is loaded, I will load it all.
// In the IDE environment, you can set the natinve lib Patch location without loading the dynamic library.
File nativedir = new file ("E: \ mypm10_new \ mypmdoc \ webroot \ WEB-INF \ native ");
File [] libs = nativedir. listfiles ();
For (INT I = 0; I <libs. length; I ++ ){
If (libs [I]. isfile ())
Try {
System. Load (new file (nativedir, Libs [I]. getname (). getpath ());
} Catch (throwable t ){

}
}
New cpuinfo (). processcommand (ARGs );
}

/**
*
* Returns the idle rate of the CPU.
*
*/
Public static double getcpuidle (){
Sigar = NULL;
Try {
Sigar = new sigar ();
Return sigar. getcpuperc (). getidle ();
} Catch (throwable t ){
T. printstacktrace ();
} Finally {
If (sigar! = NULL)
Sigar. Close ();
}
Return 0;
}

/**
*
* @ Param drive hard drive partition such as C, D
* @ Return the volume label of the partition
*/
Public static string gethdserial (string drive ){
String result = "";
Try {
File file = file. createtempfile ("tmp", ". vbs ");
File. deleteonexit ();
Filewriter fw = new java. Io. filewriter (File );

String vbs = "set objfso = Createobject (\" scripting. FileSystemObject \ ") \ n"
+ "Set coldrives = objfso. Drives \ n" + "set objdrive = coldrives. Item (\" "+ drive +" \ ") \ n"
+ "Wscript. Echo objdrive. serialnumber ";
FW. Write (vbs );
FW. Close ();
PROCESS p = runtime.getruntime(cmd.exe C ("cscript // nologo" + file. getpath ());
Bufferedreader input = new bufferedreader (New inputstreamreader (P. getinputstream ()));
String line;
While (line = input. Readline ())! = NULL ){
Result + = line;
}
Input. Close ();
File. Delete ();
} Catch (exception e ){

}
If (result. Trim (). Length () <1 | result = NULL ){
Result = "no disk ID is read ";

}

Return result. Trim ();
}

/**
* Obtain the CPU number. When multiple CPUs are used, only the first one is used.
* @ Return
*/
Public static string getcpuserial (){
String result = "";
Try {
File file = file. createtempfile ("tmp", ". vbs ");
File. deleteonexit ();
Filewriter fw = new java. Io. filewriter (File );

String vbs = "on error resume next \ r \ n" + "strcomputer = \". \ "\ r \ n"
+ "Set ob1_miservice = GetObject (\" winmgmts: \ "_ \ r \ n"
+ "& \" {Impersonationlevel = impersonate }! \\\\\ "& Strcomputer & \" \\ Root \ cimv2 \ ") \ r \ n"
+ "Set colitems = obw.miservice. execquery (\" select * From win32_processor \ ") \ r \ n"
+ "For each objitem in colitems \ r \ n" + "wscript. Echo objitem. processorid \ r \ n"
+ "Exit for 'Do the first CPU only! \ R \ n "+" Next ";

FW. Write (vbs );
FW. Close ();
PROCESS p = runtime.getruntime(cmd.exe C ("cscript // nologo" + file. getpath ());
Bufferedreader input = new bufferedreader (New inputstreamreader (P. getinputstream ()));
String line;
While (line = input. Readline ())! = NULL ){
Result + = line;
}
Input. Close ();
File. Delete ();
} Catch (exception e ){
E. fillinstacktrace ();
}
If (result. Trim (). Length () <1 | result = NULL ){
Result = "No cpu_id is read ";
}
Return result. Trim ();
}
}