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arpjava代碼,arpeja

寫一個java程序,在程序里調(diào)用DOS ,以管理員身份運行“arp -d”這命令,求代碼???

動手輸入密碼,可以這樣

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runas /user:administrator "arp -d"

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如何用java獲得局域網(wǎng)內(nèi)所有ip?最好用arp方法,ping的太慢

需要遍歷局域網(wǎng)IP的,大體分為兩步:

1.得到局域網(wǎng)網(wǎng)段,可由自己機器的IP來確定

2.根據(jù)IP類型,一次遍歷局域網(wǎng)內(nèi)IP地址 給一個JAVA類,編譯之后直接運行便可以得到局域網(wǎng)內(nèi)所有IP,具體怎樣使用自己編寫相應代碼調(diào)用便可 代碼如下:

package bean;

import java.io.*;

import java.util.*;

如何使用Java代碼獲取Android和ios移動終端Mac地址

通過設備開通WiFi連接獲取Mac地址是最可取的,代碼如下:

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/**

* 設備開通WiFi連接,通過wifiManager獲取Mac地址

*

* @author 高煥杰

*/

public static String getMacFromWifi(Context context){

ConnectivityManager connectivityManager = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);

State wifiState = connectivityManager.getNetworkInfo(ConnectivityManager.TYPE_WIFI).getState();

if(wifiState == NetworkInfo.State.CONNECTED){//判斷當前是否使用wifi連接

WifiManager wifiManager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);

if (!wifiManager.isWifiEnabled()) { //如果當前wifi不可用

wifiManager.setWifiEnabled(true);

}

WifiInfo wifiInfo = wifiManager.getConnectionInfo();

return wifiInfo.getMacAddress();

}

return null;

}

除了上面這種方法,網(wǎng)上還給出了另外兩種方法:

1、通過調(diào)用Linux的busybox命令獲取Mac地址:

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/**

* 通過調(diào)用Linux的busybox命令獲取Mac地址

*

* @author 高煥杰

*/

private static String getMacFromCallCmd(){

try {

String readLine = ;

Process process = Runtime.getRuntime().exec(busybox ifconfig);

BufferedReader bufferedReader = new BufferedReader (new InputStreamReader(process.getInputStream()));

while ((readLine = bufferedReader.readLine ()) != null) {//執(zhí)行命令cmd,只取結果中含有HWaddr的這一行

if(readLine.contains(HWaddr)){

return readLine.substring(readLine.indexOf(HWaddr)+6, readLine.length()-1);

}

}

}catch(Exception e) { //如果因設備不支持busybox工具而發(fā)生異常。

e.printStackTrace();

}

return null;

}

注意:這種方法在Android Pad中可以準確獲取到的Mac地址,但是在Android手機中無法準確獲取到。

2、通過查詢記錄了MAC地址的文件(文件路徑:“/proc/net/arp”)獲取Mac地址:

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/**

* 通過查詢記錄了MAC地址的文件(文件路徑:“/proc/net/arp”)獲取Mac地址

*

* @author 高煥杰

*/

private static String getMacFromFile(Context context){

String readLine =;

BufferedReader bufferedReader = null;

try {

bufferedReader = new BufferedReader(new FileReader(new File(/proc/net/arp)));

int rollIndex = 0;

while((readLine = bufferedReader.readLine())!=null){

if(rollIndex == 1){

break;

}

rollIndex = rollIndex + 1;

}

} catch (IOException e) {

e.printStackTrace();

} finally {

if (bufferedReader != null) {

try {

bufferedReader.close();

} catch (IOException e) {

e.printStackTrace();

}

}

}

if(readLine !=null readLine.length()1){

String[] subReadLineArray = readLine.split( );

int rollIndex = 1;

for(int i = 0; i subReadLineArray.length; ++i){

if(!TextUtils.isEmpty(subReadLineArray[i])){

if(rollIndex == 4){

return subReadLineArray[i];

}

rollIndex = rollIndex + 1;

}

}

}

return null;

}

注意:無論在Android Pad中還是在Android手機中,這種方法都無法準確獲取到Mac地址。

java如何編程實現(xiàn),獲取固定IP發(fā)來所有的數(shù)據(jù)包 ?

java獲取固定IP發(fā)來所有的數(shù)據(jù)包,需要實現(xiàn)網(wǎng)絡嗅探的部分功能:

代碼如下;

/*******************

*?JpcapTip.java

*/

package?m;

import?jpcap.PacketReceiver;

import?jpcap.JpcapCaptor;

import?jpcap.packet.*;

import?jpcap.NetworkInterface;

import?jpcap.NetworkInterfaceAddress;

//import?java.net.InetAddress;

//import?java.net.UnknownHostException;

public?class?JpcapTip?implements?PacketReceiver?{

public?void?receivePacket(Packet?packet)?{

System.out.println("********************************************");

/*IP數(shù)據(jù)報報文頭*/

byte[]?l=packet.header;?????

/*

for?(int?t=0;t21;t++){

System.out.print(l[t]+"?***?");

}

*/

String?str="";

System.out.print("報文頭?:?");

for?(int?i=0;il.length;i++)?{

//str=str+l;

int?m=0;

m=l[i];

m=m24;

m=m24;

str=str+Integer.toHexString(m);

//System.out.print("?????***?????"+l[i]);

}

System.out.println(str);

int?d=l.length;

System.out.println("首部長度?:"+(d*8)+"bit");

/*分析源IP地址和目的IP地址*/

/*分析協(xié)議類型*/

/**

if(packet.getClass().equals(IPPacket.class))?{

IPPacket?ipPacket=(IPPacket)packet;

byte[]?iph=ipPacket.option;

String?iphstr=new?String(iph);

System.out.println(iphstr);

}

*/

if(packet.getClass().equals(ARPPacket.class))

{

System.out.println("協(xié)議類型?:ARP協(xié)議");

try?{

ARPPacket?arpPacket?=?(ARPPacket)packet;

System.out.println("源網(wǎng)卡MAC地址為?:"+arpPacket.getSenderHardwareAddress());

System.out.println("源IP地址為?:"+arpPacket.getSenderProtocolAddress());

System.out.println("目的網(wǎng)卡MAC地址為?:"+arpPacket.getTargetHardwareAddress());

System.out.println("目的IP地址為?:"+arpPacket.getTargetProtocolAddress());

}?catch(?Exception?e?)?{

e.printStackTrace();

}?

}

else?

if(packet.getClass().equals(UDPPacket.class))

{

System.out.println("協(xié)議類型?:UDP協(xié)議");

try?{

UDPPacket?udpPacket?=?(UDPPacket)packet;

System.out.println("源IP地址為?:"+udpPacket.src_ip);

int?tport?=?udpPacket.src_port;

System.out.println("源端口為:"+tport);

System.out.println("目的IP地址為?:"+udpPacket.dst_ip);

int?lport?=?udpPacket.dst_port;

System.out.println("目的端口為:"+lport);

}?catch(?Exception?e?)?{

e.printStackTrace();

}?

}

else

if(packet.getClass().equals(TCPPacket.class))?{

System.out.println("協(xié)議類型?:TCP協(xié)議");

try?{

TCPPacket?tcpPacket?=?(TCPPacket)packet;

int?tport?=?tcpPacket.src_port;

System.out.println("源IP地址為?:"+tcpPacket.src_ip);

System.out.println("源端口為:"+tport);

System.out.println("目的IP地址為?:"+tcpPacket.dst_ip);

int?lport?=?tcpPacket.dst_port;

System.out.println("目的端口為:"+lport);

}?catch(?Exception?e?)?{

e.printStackTrace();

}

}

else

if(packet.getClass().equals(ICMPPacket.class))

System.out.println("協(xié)議類型?:ICMP協(xié)議");

else

System.out.println("協(xié)議類型?:GGP、EGP、JGP協(xié)議或OSPF協(xié)議或ISO的第4類運輸協(xié)議TP4");

/*IP數(shù)據(jù)報文數(shù)據(jù)*/

byte[]?k=packet.data;???

String?str1="";

System.out.print("數(shù)據(jù)?:?");

for(int?i=0;ik.length;i++)?{

//int?m=0;

//m=k[i];

//m=m24;

//m=m24;

//str1=str+Integer.toHexString(m);

str1?=?new?String(k);

//str1=str1+k[i];

//System.out.print("?????***?????"+k[i]);

}

System.out.println(str1);

System.out.println("數(shù)據(jù)報類型?:?"+packet.getClass());

System.out.println("********************************************");

}

public?static?void?main(String[]?args)?throws?Exception{

//?TODO?自動生成方法存根

NetworkInterface[]?devices?=?JpcapCaptor.getDeviceList();????????//.getDeviceList();.

//for?(int?i?=0;?idevices.length;i++)?{

int?a=0;

//try?{

/*本地網(wǎng)絡信息*/

byte[]?b=devices[1].mac_address;?//網(wǎng)卡物理地址

//}

//catch()?{}

System.out.print("網(wǎng)卡MAC?:?00");???

for?(int?j=0;jb.length;j++){

//a=a8;

a=b[j];

a=a24;

a=a24;

System.out.print(Integer.toHexString(a));

}

System.out.println();

NetworkInterfaceAddress[]?k=devices[1].addresses;

//System.out.println("網(wǎng)卡MAC?:?"+Integer.toHexString(a));

for(int?n=0;nk.length;n++)?{

System.out.println("本機IP地址?:?"+k[n].address);?????//本機IP地址

System.out.println("子網(wǎng)掩碼???:?"+k[n].subnet);??????//子網(wǎng)掩碼

}

System.out.println("網(wǎng)絡連接類型?:?"+devices[1].datalink_description);

//}

NetworkInterface?deviceName?=?devices[1];

/*將網(wǎng)卡設為混雜模式下用網(wǎng)絡設備deviceName*/

JpcapCaptor?jpcap?=JpcapCaptor.openDevice(deviceName,?2000,?false,?1);???????????//openDevice(deviceName,1028,false,1);

jpcap.loopPacket(-1,new?JpcapTip());

}

}

文章標題:arpjava代碼,arpeja
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