ipaddress-5.0.2。jar使用方法

  包测试;      进口java.io.ByteArrayOutputStream;   进口java.io.DataOutputStream;   进口java.io.IOException;   进口java.util.ArrayList;   进口java.util.Iterator;   进口并不知道;   进口inet.ipaddr.IPAddress;   进口inet.ipaddr.IPAddressString;   进口inet.ipaddr.ipv4.IPv4Address;      公开课TestIpAddr {      公共静态void main (String [] args) {//ip转bigint   IPAddress地址=new IPAddressString (192.168.1.1) .getAddress ();   system . out。println (address.getValue ());//长整型数字转ip   System.out.println (String.join”。”,新IPv4Address (toByteArray (3232235777 l)) .getSegmentStrings ()));//获取子网   ListsubnetList=getSubnetList (“192.168.1.1/255.255.252.0”);      for (int i=0; i< subnetList.size ();我+ +){   System.out.println (subnetList.get (i));   }   }   私有静态byte [] toByteArray(长期){   ByteArrayOutputStream bos=new ByteArrayOutputStream ();   DataOutputStream dos=new DataOutputStream (bos);   尝试{   dos.writeLong(一个);   }捕捉(IOException e) {   e.printStackTrace ();   }   返回bos.toByteArray ();   }      公共静态列表& lt; String>getSubnetList(字符串ipAddr) {      IPAddress地址=new IPAddressString (ipAddr) .getAddress ();   .getNetworkPrefixLength int prefixLength=address.toAddressString () ();      ListsubnetList=new ArrayList ();      IPAddress子网=address.applyPrefixLength (prefixLength) .toPrefixBlock ();   Iterator<?IPAddress>延伸;迭代器=subnet.iterator ();      而(iterator.hasNext ()) {   .toCanonicalWildcardString subnetList.add (iterator.next () ());   }   subnetList.remove (0);   subnetList.remove (subnetList.size () 1);   返回subnetList;   }         }

jar包下载地址:https://www.mvnjar.com/com.github.seancfoley/ipaddress/5.0.2/detail.html

ipaddress-5.0.2。jar使用方法