io.leopard.javahost

Class JavaHost

java.lang.Object

io.leopard.javahost.JavaHost

public class JavaHost
extends Object

JavaHost(JVM虚拟DNS)接口 util类.
IP查找顺序:虚拟DNS -> hosts文件 -> DNS服务器.

Author:

阿海

Constructor Summary

Constructors

Constructor and Description
JavaHost()

Method Summary

Modifier and Type	Method and Description
static Dns	getDns() 获取虚拟DNS接口
static Hosts	getHosts() 获取hosts文件解析接口
static String	getIp(String host) 根据域名查询IP，多IP时只返回第一个(查询范围:包括hosts文件、DNS服务器、虚拟DNS).
static boolean	isLocalHost(String host) 是否在hosts文件配置的域名?
static void	printAllVirtualDns() 打印所有虚拟DNS记录.
static String	queryIp(String host) 根据域名查询IP，多IP时随机返回1个(查询范围:包括hosts文件、DNS服务器、虚拟DNS).
static String	queryIpByLocalHosts(String host) 从本地hosts文件解析域名.
static String	queryIpByVirtualDns(String host) 从虚拟DNS解析域名.
static int	updateVirtualDns(Map<String,String> map)
static int	updateVirtualDns(Properties properties) 更新虚拟DNS域名指向.
static boolean	updateVirtualDns(String host, String ip) 更新虚拟DNS域名指向.
static boolean	updateVirtualDns(String host, String[] ips) 更新虚拟DNS域名指向.
protected static int	updateVirtualDnsByStrings(String host, String ipList)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

JavaHost

public JavaHost()

Method Detail

getDns

public static Dns getDns()

获取虚拟DNS接口

Returns:

getHosts

public static Hosts getHosts()

获取hosts文件解析接口

Returns:

updateVirtualDns

public static boolean updateVirtualDns(String host,
                                       String ip)

更新虚拟DNS域名指向.

Parameters:

host - 域名

ip - IP

Returns:

updateVirtualDns

public static boolean updateVirtualDns(String host,
                                       String[] ips)

更新虚拟DNS域名指向.

Parameters:

host - 域名

ip - IP数组

Returns:

updateVirtualDns

public static int updateVirtualDns(Properties properties)

更新虚拟DNS域名指向.

Parameters:

properties - key为域名，value为IP地址

Returns:

更新虚拟DNS记录的条数

updateVirtualDnsByStrings

protected static int updateVirtualDnsByStrings(String host,
                                               String ipList)

printAllVirtualDns

public static void printAllVirtualDns()

打印所有虚拟DNS记录.

updateVirtualDns

public static int updateVirtualDns(Map<String,String> map)

queryIp

public static String queryIp(String host)

根据域名查询IP，多IP时随机返回1个(查询范围:包括hosts文件、DNS服务器、虚拟DNS).

Parameters:

host - 域名

Returns:

IP

getIp

public static String getIp(String host)

根据域名查询IP，多IP时只返回第一个(查询范围:包括hosts文件、DNS服务器、虚拟DNS).

Parameters:

host - 域名

Returns:

IP

queryIpByLocalHosts

public static String queryIpByLocalHosts(String host)

从本地hosts文件解析域名.

Parameters:

host - 域名

Returns:

IP

queryIpByVirtualDns

public static String queryIpByVirtualDns(String host)

从虚拟DNS解析域名.

Parameters:

host - 域名

Returns:

IP

isLocalHost

public static boolean isLocalHost(String host)

是否在hosts文件配置的域名?

Parameters:

host - 域名

Returns: