java 获取范围ipv6内的所有ipv6
时间: 2023-12-06 17:44:42 浏览: 45
获取某个IPv6地址范围内的所有IPv6地址可以使用Java中的InetAddress类。以下是一个获取IPv6地址范围内所有IPv6地址的示例代码:
```java
import java.net.Inet6Address;
import java.net.InetAddress;
import java.net.UnknownHostException;
public class IPv6Range {
public static void main(String[] args) throws UnknownHostException {
String startIP = "2001:db8:100::";
String endIP = "2001:db8:1ff:ffff:ffff:ffff:ffff:ffff";
Inet6Address start = (Inet6Address) InetAddress.getByName(startIP);
Inet6Address end = (Inet6Address) InetAddress.getByName(endIP);
Inet6Address current = start;
while (current.compareTo(end) <= 0) {
System.out.println(current.getHostAddress());
byte[] address = current.getAddress();
// increment the address
int i = address.length - 1;
while (i >= 0 && address[i] == (byte) 0xff) {
address[i] = 0;
i--;
}
if (i >= 0) {
address[i]++;
}
current = (Inet6Address) InetAddress.getByAddress(address);
}
}
}
```
此示例代码假设IPv6地址范围是连续的,从startIP到endIP,它使用InetAddress类的getByName方法获取开始和结束IPv6地址的InetAddress对象,然后使用compareTo方法比较当前IPv6地址是否小于或等于结束IPv6地址。如果当前IPv6地址小于或等于结束IPv6地址,则打印当前IPv6地址,并将地址加1,直到到达结束IPv6地址。