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手动下载ip库,然后复制密钥
新建maven控制台项目
修改pom.xml引入需要的包
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<parent>
<groupId>com.wujialiang</groupId>
<artifactId>chunzhenstu</artifactId>
<version>1.0-SNAPSHOT</version>
</parent>
<artifactId>ipstu01</artifactId>
<packaging>jar</packaging>
<name>ipstu01</name>
<url>http://maven.apache.org</url>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
</properties>
<dependencies>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>3.8.1</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.msgpack</groupId>
<artifactId>msgpack-core</artifactId>
<version>0.9.8</version>
</dependency>
<dependency>
<groupId>net.cz88</groupId>
<artifactId>czdb-search</artifactId>
<version>1.0.2.3</version>
<scope>system</scope>
<!--maven仓库中搜索不到-->
<systemPath>G:/CodeStu/Java/stu06/chunzhenstu/packages/czdb-search-1.0.2.3.jar</systemPath>
</dependency>
</dependencies>
</project>
新建resouces文件夹
将数据库复制到resources文件夹下
编写代码
package com.wujialiang;
import net.cz88.czdb.DbSearcher;
import net.cz88.czdb.QueryType;
public class App
{
public static void main( String[] args )
{
try {
String ipv4Path = App.class.getClass().getResource("/cz88_public_v4.czdb").getPath();
if(ipv4Path.startsWith("/")){
ipv4Path = ipv4Path.substring(1);
}
DbSearcher searcher = new DbSearcher(ipv4Path, QueryType.MEMORY, "获取的密钥");
String region = searcher.search("ip地址");
System.out.println(region);
searcher.close();
} catch (Exception e) {
throw new RuntimeException(e);
}
}
}