Sigar.jar包的使用方法
1、
CPU资源信息
a)
CPU数量(单位:个)
privatestaticint
getCpuCount() throws SigarException {
Sigar sigar =
new Sigar();
try {
return sigar.getCpuInfoList().length;
}
finally {
sigar.close();
}
}
b)
CPU的总量(单位:HZ)及CPU的相关信息
Sigar sigar = getSigar();
CpuInfo infos[] = sigar.getCpuInfoList();
for (int i = 0; i < infos.length;
i++) {//不管是单块CPU还是多CPU都适用
CpuInfo info = infos[i];
traceln("mhz=" + info.getMhz());//CPU的总量MHz
traceln("vendor=" + info.getVendor());//获得CPU的卖主,如:Intel
traceln("model=" + info.getModel());//获得CPU的类别,如:Celeron
traceln("cache size=" + info.getCacheSize());//缓冲存储器数量
}
c)
CPU的用户使用量、系统使用剩余量、总的剩余量、总的使用占用量等(单位:100%)
publicvoid
testCpuPerc() {
Sigar sigar =
new Sigar();
// 方式一,主要是针对一块CPU的情况
CpuPerc cpu;
try {
cpu = sigar.getCpuPerc();
printCpuPerc(cpu);
}
catch (SigarException e) {
e.printStackTrace();
}
// 方式二,不管是单块CPU还是多CPU都适用
CpuPerc cpuList[] =
null;
try {
cpuList = sigar.getCpuPercList();
}
catch (SigarException e) {
e.printStackTrace();
return;
}
for (int i = 0; i < cpuList.length;
i++) {
printCpuPerc(cpuList[i]);
}
}
privatevoid printCpuPerc(CpuPerc cpu) {
println("User :" + CpuPerc.format(cpu.getUser()));//
用户使用率
println("Sys :" + CpuPerc.format(cpu.getSys()));//
系统使用率
println("Wait :" + CpuPerc.format(cpu.getWait()));//
当前等待率
println("Nice :" + CpuPerc.format(cpu.getNice()));//
println("Idle :" + CpuPerc.format(cpu.getIdle()));//
当前空闲率
println("Total :" + CpuPerc.format(cpu.getCombined()));//
总的使用率
}
d)
……
2、
内存资源信息
a)
物理内存信息
Sigar sigar =
new Sigar();
Mem mem = sigar.getMem();
//
内存总量
System.out.println("Total = " + mem.getTotal() / 1024L
+ "K av");
// 当前内存使用量
System.out.println("Used = " + mem.getUsed() / 1024L
+ "K used");
// 当前内存剩余量
System.out.println("Free = "
+ mem.getFree() / 1024L + "K free");
b)
系统页面文件交换区信息
Sigar sigar =
new Sigar();
Swap swap = sigar.getSwap();
//
交换区总量
System.out.println("Total = " + swap.getTotal() / 1024L
+ "K av");
// 当前交换区使用量
System.out.println("Used = " + swap.getUsed() / 1024L
+ "K used");
// 当前交换区剩余量
System.out.println("Free = "
+ swap.getFree() / 1024L + "K free");
c)
……
3、
操作系统信息
a)
取到当前操作系统的名称:
private String getPlatformName() {
String hostname =
"";
try {
hostname = InetAddress.getLocalHost().getHostName();
}
catch (Exception exc) {
Sigar
sigar = new Sigar();
try {
hostname =
sigar.getNetInfo().getHostName();
}
catch (SigarException e) {
hostname =
"localhost.unknown";
}
finally {
sigar.close();
}
}
return hostname;
}
b)
取当前操作系统的信息
publicvoid testGetOSInfo() {
OperatingSystem
OS = OperatingSystem.getInstance();
// 操作系统内核类型如: 386、486、586等x86
System.out.println("OS.getArch() = " + OS.getArch());
System.out.println("OS.getCpuEndian() = " + OS.getCpuEndian());//
System.out.println("OS.getDataModel() = " + OS.getDataModel());//
// 系统描述
System.out.println("OS.getDescription() = " + OS.getDescription());
System.out.println("OS.getMachine() = " + OS.getMachine());//
// 操作系统类型
System.out.println("OS.getName() = " + OS.getName());
System.out.println("OS.getPatchLevel() = " + OS.getPatchLevel());//
// 操作系统的卖主
System.out.println("OS.getVendor() = " + OS.getVendor());
// 卖主名称
System.out.println("OS.getVendorCodeName() = "
+ OS.getVendorCodeName());
// 操作系统名称
System.out.println("OS.getVendorName() = " + OS.getVendorName());
// 操作系统卖主类型
System.out.println("OS.getVendorVersion() = " +
OS.getVendorVersion());
// 操作系统的版本号
System.out.println("OS.getVersion() = " + OS.getVersion());
}
c)
取当前系统进程表中的用户信息
publicvoid
testWho() {
try {
Sigar sigar =
new Sigar();
Who who[] = sigar.getWhoList();
if (who !=
null && who.length > 0) {
for (int i = 0; i < who.length;
i++) {
Sysout.out.println("/n~~~~~~~~~" + String.valueOf(i)
+ "~~~~~~~~~");
Who _who = who[i];
Sysout.out.println ("getDevice() = " + _who.getDevice());
Sysout.out.println ("getHost() = " + _who.getHost());
Sysout.out.println ("getTime() = " + _who.getTime());
//当前系统进程表中的用户名
Sysout.out.println ("getUser() = " + _who.getUser());
}
}
}
catch (SigarException e) {
e.printStackTrace();
}
}
d)
……
4、
资源信息(主要是硬盘)
a)
取硬盘已有的分区及其详细信息(通过sigar.getFileSystemList()来获得FileSystem列表对象,然后对其进行编历):
publicvoid
testFileSystemInfo() throws Exception {
Sigar sigar = getSigar();
FileSystem fslist[] = sigar.getFileSystemList();
String dir = System.getProperty("user.home");//当前用户文件夹路径
for (int i = 0; i < fslist.length;
i++) {
System.out.println("/n~~~~~~~~~~" + i +
"~~~~~~~~~~");
FileSystem fs = fslist[i];
// 分区的盘符名称
System.out.println("fs.getDevName() = " + fs.getDevName());
// 分区的盘符名称
System.out.println("fs.getDirName() = " + fs.getDirName());
System.out.println("fs.getFlags() = " + fs.getFlags());//
// 文件系统类型,比如 FAT32、NTFS
System.out.println("fs.getSysTypeName() = "
+ fs.getSysTypeName());
// 文件系统类型名,比如本地硬盘、光驱、网络文件系统等
System.out.println("fs.getTypeName() = " +
fs.getTypeName());
// 文件系统类型
System.out.println("fs.getType() = " + fs.getType());
FileSystemUsage usage =
null;
try {
usage = sigar.getFileSystemUsage(fs.getDirName());
}
catch (SigarException e) {
if (fs.getType() == 2)
throw e;
continue;
}
switch (fs.getType()) {
case 0:
// TYPE_UNKNOWN :未知
break;
case 1:
// TYPE_NONE
break;
case 2:
// TYPE_LOCAL_DISK : 本地硬盘
// 文件系统总大小
System.out.println(" Total = " + usage.getTotal()
+ "KB");
// 文件系统剩余大小
System.out.println(" Free = " + usage.getFree()
+ "KB");
// 文件系统可用大小
System.out.println(" Avail = " + usage.getAvail()
+ "KB");
// 文件系统已经使用量
System.out.println(" Used = " + usage.getUsed()
+ "KB");
double usePercent = usage.getUsePercent() * 100D;
// 文件系统资源的利用率
System.out.println(" Usage = " + usePercent
+ "%");
break;
case 3:// TYPE_NETWORK
:网络
break;
case 4:// TYPE_RAM_DISK
:闪存
break;
case 5:// TYPE_CDROM
:光驱
break;
case 6:// TYPE_SWAP
:页面交换
break;
}
System.out.println(" DiskReads = " + usage.getDiskReads());
System.out.println(" DiskWrites = " + usage.getDiskWrites());
}
return;
}
b)
……
5、
网络信息
a)
当前机器的正式域名
public String
getFQDN(){
try {
return InetAddress.getLocalHost().getCanonicalHostName();
}
catch (UnknownHostException e) {
try {
Sigar sigar =
new Sigar();
return sigar.getFQDN();
}
catch (SigarException ex) {
returnnull;
}
finally {
sigar.close();
}
}
}
b)
取到当前机器的IP地址
public String
getDefaultIpAddress() {
String address =
null;
try {
address = InetAddress.getLocalHost().getHostAddress();
// 没有出现异常而正常当取到的IP时,如果取到的不是网卡循回地址时就返回
// 否则再通过Sigar工具包中的方法来获取
if (!NetFlags.LOOPBACK_ADDRESS.equals(address))
{
return address;
}
}
catch (UnknownHostException e) {
//hostname not in DNS or /etc/hosts
}
Sigar sigar =
new Sigar();
try {
address = sigar.getNetInterfaceConfig().getAddress();
}
catch (SigarException e) {
address = NetFlags.LOOPBACK_ADDRESS;
}
finally {
sigar.close();
}
return address;
}
c)
取到当前机器的MAC地址
public String getMAC() {
Sigar sigar =
null;
try {
sigar =
new Sigar();
String[]
ifaces = sigar.getNetInterfaceList();
String hwaddr =
null;
for (int i = 0; i <
ifaces.length; i++) {
NetInterfaceConfig cfg = sigar.getNetInterfaceConfig(ifaces[i]);
if (NetFlags.LOOPBACK_ADDRESS.equals(cfg.getAddress())
|| (cfg.getFlags() & NetFlags.IFF_LOOPBACK) != 0
|| NetFlags.NULL_HWADDR.equals(cfg.getHwaddr())) {
continue;
}
/*如果存在多张网卡包括虚拟机的网卡,默认只取第一张网卡的MAC地址,如果要返回所有的网卡(包括物理的和虚拟的)则可以修改方法的返回类型为数组或Collection,通过在for循环里取到的多个MAC地址。*/
hwaddr = cfg.getHwaddr();
break;
}
return hwaddr !=
null ? hwaddr :
null;
}
catch (Exception e) {
returnnull;
}
finally {
if (sigar !=
null)
sigar.close();
}
}
d)
根据MAC地址来获得一个GUID号
public String getGUID(String mac) {
if (mac ==
null)
returnnull;
EthernetAddress eAddr =
new EthernetAddress(mac);
return UUIDGenerator.getInstance().generateTimeBasedUUID(eAddr)
.toString();
}
e)
获取网络流量等信息
publicvoid
testNetIfList() throws Exception {
Sigar sigar =
new Sigar();
String ifNames[] = sigar.getNetInterfaceList();
for (int i = 0; i < ifNames.length;
i++) {
String name = ifNames[i];
NetInterfaceConfig ifconfig = sigar.getNetInterfaceConfig(name);
print("/nname = " + name);//网络设备名
print("Address = "+ ifconfig.getAddress());//IP地址
print("Netmask = "+ ifconfig.getNetmask());//子网掩码
if ( (ifconfig.getFlags() & 1L) <= 0L) {
print("!IFF_UP...skipping getNetInterfaceStat");
continue;
}
try {
NetInterfaceStat ifstat = sigar.getNetInterfaceStat(name);
print("RxPackets = " + ifstat.getRxPackets());//接收的总包裹数
print("TxPackets = " + ifstat.getTxPackets());//发送的总包裹数
print("RxBytes = " + ifstat.getRxBytes());//接收到的总字节数
print("TxBytes = " + ifstat.getTxBytes());//发送的总字节数
print("RxErrors = " + ifstat.getRxErrors());//接收到的错误包数
print("TxErrors = " + ifstat.getTxErrors());//发送数据包时的错误数
print("RxDropped = " + ifstat.getRxDropped());//接收时丢弃的包数
print("TxDropped = " + ifstat.getTxDropped());//发送时丢弃的包数
}
catch (SigarNotImplementedException e) {
}
catch (SigarException e) {
print(e.getMessage());
}
}
}
void print(String msg){
System.out.println(msg);
}
f)
一些其他的信息
privatevoid
getEthernetInfo(){
Sigar sigar =
null;
try {
sigar =
new Sigar();
String[] ifaces = sigar.getNetInterfaceList();
for (int i = 0; i < ifaces.length;
i++) {
NetInterfaceConfig cfg = sigar.getNetInterfaceConfig(ifaces[i]);
if (NetFlags.LOOPBACK_ADDRESS.equals(cfg.getAddress())
|| (cfg.getFlags() & NetFlags.IFF_LOOPBACK) != 0
|| NetFlags.NULL_HWADDR.equals(cfg.getHwaddr())) {
continue;
}
System.out.println("cfg.getAddress() = "
+ cfg.getAddress());//IP地址
System.out.println("cfg.getBroadcast() = "
+ cfg.getBroadcast());//网关广播地址
System.out.println("cfg.getHwaddr() = "
+ cfg.getHwaddr());//网卡MAC地址
System.out.println("cfg.getNetmask() = "
+ cfg.getNetmask());//子网掩码
System.out.println("cfg.getDescription() = "
+ cfg.getDescription());//网卡描述信息
System.out.println("cfg.getType() = " +
cfg.getType());//
System.out.println("cfg.getDestination() = "
+ cfg.getDestination());
System.out.println("cfg.getFlags() = "
+ cfg.getFlags());//
System.out.println("cfg.getMetric() = "
+ cfg.getMetric());
System.out.println("cfg.getMtu() = " + cfg.getMtu());
System.out.println("cfg.getName() = " +
cfg.getName());
System.out.println();
}
}
catch (Exception e) {
System.out.println("Error while creating GUID"
+ e);
}
finally {
if (sigar !=
null)
sigar.close();
}
}
1、
CPU资源信息
a)
CPU数量(单位:个)
privatestaticint
getCpuCount() throws SigarException {
Sigar sigar =
new Sigar();
try {
return sigar.getCpuInfoList().length;
}
finally {
sigar.close();
}
}
b)
CPU的总量(单位:HZ)及CPU的相关信息
Sigar sigar = getSigar();
CpuInfo infos[] = sigar.getCpuInfoList();
for (int i = 0; i < infos.length;
i++) {//不管是单块CPU还是多CPU都适用
CpuInfo info = infos[i];
traceln("mhz=" + info.getMhz());//CPU的总量MHz
traceln("vendor=" + info.getVendor());//获得CPU的卖主,如:Intel
traceln("model=" + info.getModel());//获得CPU的类别,如:Celeron
traceln("cache size=" + info.getCacheSize());//缓冲存储器数量
}
c)
CPU的用户使用量、系统使用剩余量、总的剩余量、总的使用占用量等(单位:100%)
publicvoid
testCpuPerc() {
Sigar sigar =
new Sigar();
// 方式一,主要是针对一块CPU的情况
CpuPerc cpu;
try {
cpu = sigar.getCpuPerc();
printCpuPerc(cpu);
}
catch (SigarException e) {
e.printStackTrace();
}
// 方式二,不管是单块CPU还是多CPU都适用
CpuPerc cpuList[] =
null;
try {
cpuList = sigar.getCpuPercList();
}
catch (SigarException e) {
e.printStackTrace();
return;
}
for (int i = 0; i < cpuList.length;
i++) {
printCpuPerc(cpuList[i]);
}
}
privatevoid printCpuPerc(CpuPerc cpu) {
println("User :" + CpuPerc.format(cpu.getUser()));//
用户使用率
println("Sys :" + CpuPerc.format(cpu.getSys()));//
系统使用率
println("Wait :" + CpuPerc.format(cpu.getWait()));//
当前等待率
println("Nice :" + CpuPerc.format(cpu.getNice()));//
println("Idle :" + CpuPerc.format(cpu.getIdle()));//
当前空闲率
println("Total :" + CpuPerc.format(cpu.getCombined()));//
总的使用率
}
d)
……
2、
内存资源信息
a)
物理内存信息
Sigar sigar =
new Sigar();
Mem mem = sigar.getMem();
//
内存总量
System.out.println("Total = " + mem.getTotal() / 1024L
+ "K av");
// 当前内存使用量
System.out.println("Used = " + mem.getUsed() / 1024L
+ "K used");
// 当前内存剩余量
System.out.println("Free = "
+ mem.getFree() / 1024L + "K free");
b)
系统页面文件交换区信息
Sigar sigar =
new Sigar();
Swap swap = sigar.getSwap();
//
交换区总量
System.out.println("Total = " + swap.getTotal() / 1024L
+ "K av");
// 当前交换区使用量
System.out.println("Used = " + swap.getUsed() / 1024L
+ "K used");
// 当前交换区剩余量
System.out.println("Free = "
+ swap.getFree() / 1024L + "K free");
c)
……
3、
操作系统信息
a)
取到当前操作系统的名称:
private String getPlatformName() {
String hostname =
"";
try {
hostname = InetAddress.getLocalHost().getHostName();
}
catch (Exception exc) {
Sigar
sigar = new Sigar();
try {
hostname =
sigar.getNetInfo().getHostName();
}
catch (SigarException e) {
hostname =
"localhost.unknown";
}
finally {
sigar.close();
}
}
return hostname;
}
b)
取当前操作系统的信息
publicvoid testGetOSInfo() {
OperatingSystem
OS = OperatingSystem.getInstance();
// 操作系统内核类型如: 386、486、586等x86
System.out.println("OS.getArch() = " + OS.getArch());
System.out.println("OS.getCpuEndian() = " + OS.getCpuEndian());//
System.out.println("OS.getDataModel() = " + OS.getDataModel());//
// 系统描述
System.out.println("OS.getDescription() = " + OS.getDescription());
System.out.println("OS.getMachine() = " + OS.getMachine());//
// 操作系统类型
System.out.println("OS.getName() = " + OS.getName());
System.out.println("OS.getPatchLevel() = " + OS.getPatchLevel());//
// 操作系统的卖主
System.out.println("OS.getVendor() = " + OS.getVendor());
// 卖主名称
System.out.println("OS.getVendorCodeName() = "
+ OS.getVendorCodeName());
// 操作系统名称
System.out.println("OS.getVendorName() = " + OS.getVendorName());
// 操作系统卖主类型
System.out.println("OS.getVendorVersion() = " +
OS.getVendorVersion());
// 操作系统的版本号
System.out.println("OS.getVersion() = " + OS.getVersion());
}
c)
取当前系统进程表中的用户信息
publicvoid
testWho() {
try {
Sigar sigar =
new Sigar();
Who who[] = sigar.getWhoList();
if (who !=
null && who.length > 0) {
for (int i = 0; i < who.length;
i++) {
Sysout.out.println("/n~~~~~~~~~" + String.valueOf(i)
+ "~~~~~~~~~");
Who _who = who[i];
Sysout.out.println ("getDevice() = " + _who.getDevice());
Sysout.out.println ("getHost() = " + _who.getHost());
Sysout.out.println ("getTime() = " + _who.getTime());
//当前系统进程表中的用户名
Sysout.out.println ("getUser() = " + _who.getUser());
}
}
}
catch (SigarException e) {
e.printStackTrace();
}
}
d)
……
4、
资源信息(主要是硬盘)
a)
取硬盘已有的分区及其详细信息(通过sigar.getFileSystemList()来获得FileSystem列表对象,然后对其进行编历):
publicvoid
testFileSystemInfo() throws Exception {
Sigar sigar = getSigar();
FileSystem fslist[] = sigar.getFileSystemList();
String dir = System.getProperty("user.home");//当前用户文件夹路径
for (int i = 0; i < fslist.length;
i++) {
System.out.println("/n~~~~~~~~~~" + i +
"~~~~~~~~~~");
FileSystem fs = fslist[i];
// 分区的盘符名称
System.out.println("fs.getDevName() = " + fs.getDevName());
// 分区的盘符名称
System.out.println("fs.getDirName() = " + fs.getDirName());
System.out.println("fs.getFlags() = " + fs.getFlags());//
// 文件系统类型,比如 FAT32、NTFS
System.out.println("fs.getSysTypeName() = "
+ fs.getSysTypeName());
// 文件系统类型名,比如本地硬盘、光驱、网络文件系统等
System.out.println("fs.getTypeName() = " +
fs.getTypeName());
// 文件系统类型
System.out.println("fs.getType() = " + fs.getType());
FileSystemUsage usage =
null;
try {
usage = sigar.getFileSystemUsage(fs.getDirName());
}
catch (SigarException e) {
if (fs.getType() == 2)
throw e;
continue;
}
switch (fs.getType()) {
case 0:
// TYPE_UNKNOWN :未知
break;
case 1:
// TYPE_NONE
break;
case 2:
// TYPE_LOCAL_DISK : 本地硬盘
// 文件系统总大小
System.out.println(" Total = " + usage.getTotal()
+ "KB");
// 文件系统剩余大小
System.out.println(" Free = " + usage.getFree()
+ "KB");
// 文件系统可用大小
System.out.println(" Avail = " + usage.getAvail()
+ "KB");
// 文件系统已经使用量
System.out.println(" Used = " + usage.getUsed()
+ "KB");
double usePercent = usage.getUsePercent() * 100D;
// 文件系统资源的利用率
System.out.println(" Usage = " + usePercent
+ "%");
break;
case 3:// TYPE_NETWORK
:网络
break;
case 4:// TYPE_RAM_DISK
:闪存
break;
case 5:// TYPE_CDROM
:光驱
break;
case 6:// TYPE_SWAP
:页面交换
break;
}
System.out.println(" DiskReads = " + usage.getDiskReads());
System.out.println(" DiskWrites = " + usage.getDiskWrites());
}
return;
}
b)
……
5、
网络信息
a)
当前机器的正式域名
public String
getFQDN(){
try {
return InetAddress.getLocalHost().getCanonicalHostName();
}
catch (UnknownHostException e) {
try {
Sigar sigar =
new Sigar();
return sigar.getFQDN();
}
catch (SigarException ex) {
returnnull;
}
finally {
sigar.close();
}
}
}
b)
取到当前机器的IP地址
public String
getDefaultIpAddress() {
String address =
null;
try {
address = InetAddress.getLocalHost().getHostAddress();
// 没有出现异常而正常当取到的IP时,如果取到的不是网卡循回地址时就返回
// 否则再通过Sigar工具包中的方法来获取
if (!NetFlags.LOOPBACK_ADDRESS.equals(address))
{
return address;
}
}
catch (UnknownHostException e) {
//hostname not in DNS or /etc/hosts
}
Sigar sigar =
new Sigar();
try {
address = sigar.getNetInterfaceConfig().getAddress();
}
catch (SigarException e) {
address = NetFlags.LOOPBACK_ADDRESS;
}
finally {
sigar.close();
}
return address;
}
c)
取到当前机器的MAC地址
public String getMAC() {
Sigar sigar =
null;
try {
sigar =
new Sigar();
String[]
ifaces = sigar.getNetInterfaceList();
String hwaddr =
null;
for (int i = 0; i <
ifaces.length; i++) {
NetInterfaceConfig cfg = sigar.getNetInterfaceConfig(ifaces[i]);
if (NetFlags.LOOPBACK_ADDRESS.equals(cfg.getAddress())
|| (cfg.getFlags() & NetFlags.IFF_LOOPBACK) != 0
|| NetFlags.NULL_HWADDR.equals(cfg.getHwaddr())) {
continue;
}
/*如果存在多张网卡包括虚拟机的网卡,默认只取第一张网卡的MAC地址,如果要返回所有的网卡(包括物理的和虚拟的)则可以修改方法的返回类型为数组或Collection,通过在for循环里取到的多个MAC地址。*/
hwaddr = cfg.getHwaddr();
break;
}
return hwaddr !=
null ? hwaddr :
null;
}
catch (Exception e) {
returnnull;
}
finally {
if (sigar !=
null)
sigar.close();
}
}
d)
根据MAC地址来获得一个GUID号
public String getGUID(String mac) {
if (mac ==
null)
returnnull;
EthernetAddress eAddr =
new EthernetAddress(mac);
return UUIDGenerator.getInstance().generateTimeBasedUUID(eAddr)
.toString();
}
e)
获取网络流量等信息
publicvoid
testNetIfList() throws Exception {
Sigar sigar =
new Sigar();
String ifNames[] = sigar.getNetInterfaceList();
for (int i = 0; i < ifNames.length;
i++) {
String name = ifNames[i];
NetInterfaceConfig ifconfig = sigar.getNetInterfaceConfig(name);
print("/nname = " + name);//网络设备名
print("Address = "+ ifconfig.getAddress());//IP地址
print("Netmask = "+ ifconfig.getNetmask());//子网掩码
if ( (ifconfig.getFlags() & 1L) <= 0L) {
print("!IFF_UP...skipping getNetInterfaceStat");
continue;
}
try {
NetInterfaceStat ifstat = sigar.getNetInterfaceStat(name);
print("RxPackets = " + ifstat.getRxPackets());//接收的总包裹数
print("TxPackets = " + ifstat.getTxPackets());//发送的总包裹数
print("RxBytes = " + ifstat.getRxBytes());//接收到的总字节数
print("TxBytes = " + ifstat.getTxBytes());//发送的总字节数
print("RxErrors = " + ifstat.getRxErrors());//接收到的错误包数
print("TxErrors = " + ifstat.getTxErrors());//发送数据包时的错误数
print("RxDropped = " + ifstat.getRxDropped());//接收时丢弃的包数
print("TxDropped = " + ifstat.getTxDropped());//发送时丢弃的包数
}
catch (SigarNotImplementedException e) {
}
catch (SigarException e) {
print(e.getMessage());
}
}
}
void print(String msg){
System.out.println(msg);
}
f)
一些其他的信息
privatevoid
getEthernetInfo(){
Sigar sigar =
null;
try {
sigar =
new Sigar();
String[] ifaces = sigar.getNetInterfaceList();
for (int i = 0; i < ifaces.length;
i++) {
NetInterfaceConfig cfg = sigar.getNetInterfaceConfig(ifaces[i]);
if (NetFlags.LOOPBACK_ADDRESS.equals(cfg.getAddress())
|| (cfg.getFlags() & NetFlags.IFF_LOOPBACK) != 0
|| NetFlags.NULL_HWADDR.equals(cfg.getHwaddr())) {
continue;
}
System.out.println("cfg.getAddress() = "
+ cfg.getAddress());//IP地址
System.out.println("cfg.getBroadcast() = "
+ cfg.getBroadcast());//网关广播地址
System.out.println("cfg.getHwaddr() = "
+ cfg.getHwaddr());//网卡MAC地址
System.out.println("cfg.getNetmask() = "
+ cfg.getNetmask());//子网掩码
System.out.println("cfg.getDescription() = "
+ cfg.getDescription());//网卡描述信息
System.out.println("cfg.getType() = " +
cfg.getType());//
System.out.println("cfg.getDestination() = "
+ cfg.getDestination());
System.out.println("cfg.getFlags() = "
+ cfg.getFlags());//
System.out.println("cfg.getMetric() = "
+ cfg.getMetric());
System.out.println("cfg.getMtu() = " + cfg.getMtu());
System.out.println("cfg.getName() = " +
cfg.getName());
System.out.println();
}
}
catch (Exception e) {
System.out.println("Error while creating GUID"
+ e);
}
finally {
if (sigar !=
null)
sigar.close();
}
}
注:jar包我放到本论坛里,名为JSystemMonitorDemo-0.1alpha.jar。