类的使用
org.apache.hc.client5.http.SystemDefaultDnsResolver

使用SystemDefaultDnsResolver的程序包

程序包	说明
org.apache.hc.client5.http	Client component APIs common to all client transports such as connection route information and resolution as well as common HTTP method definitions and exception classes.

org.apache.hc.client5.http中SystemDefaultDnsResolver的使用

声明为SystemDefaultDnsResolver的org.apache.hc.client5.http中的字段

限定符和类型	字段和说明
static SystemDefaultDnsResolver	SystemDefaultDnsResolver.INSTANCE