ip查询工具

diagbotman-service/pom.xml

@@ -164,6 +164,12 @@
             <groupId>org.apache.poi</groupId>
             <artifactId>poi-ooxml</artifactId>
         </dependency>
+
+        <dependency>
+            <groupId>org.lionsoul</groupId>
+            <artifactId>ip2region</artifactId>
+            <version>1.7.2</version>
+        </dependency>
     </dependencies>
 
     <build>

diagbotman-service/src/main/java/com/diagbot/util/IPUtil.java

@@ -0,0 +1,75 @@
+package com.diagbot.util;
+
+import org.lionsoul.ip2region.DataBlock;
+import org.lionsoul.ip2region.DbConfig;
+import org.lionsoul.ip2region.DbSearcher;
+import org.lionsoul.ip2region.Util;
+
+import java.io.File;
+import java.lang.reflect.Method;
+
+/**
+ * @Description:
+ * @author: gaodm
+ * @time: 2020/3/24 18:29
+ */
+public class IPUtil {
+
+    //国家，区域，省份，城市，运营商
+    public static String getCityInfo(String ip) {
+
+        //db
+        String dbPath = IPUtil.class.getResource("/ip2region.db").getPath();
+
+        File file = new File(dbPath);
+        if (file.exists() == false) {
+            System.out.println("Error: Invalid ip2region.db file");
+        }
+
+        //查询算法
+        int algorithm = DbSearcher.BTREE_ALGORITHM; //B-tree
+        //DbSearcher.BINARY_ALGORITHM //Binary
+        //DbSearcher.MEMORY_ALGORITYM //Memory
+        try {
+            DbConfig config = new DbConfig();
+            DbSearcher searcher = new DbSearcher(config, dbPath);
+
+            //define the method
+            Method method = null;
+            switch (algorithm) {
+                case DbSearcher.BTREE_ALGORITHM:
+                    method = searcher.getClass().getMethod("btreeSearch", String.class);
+                    break;
+                case DbSearcher.BINARY_ALGORITHM:
+                    method = searcher.getClass().getMethod("binarySearch", String.class);
+                    break;
+                case DbSearcher.MEMORY_ALGORITYM:
+                    method = searcher.getClass().getMethod("memorySearch", String.class);
+                    break;
+            }
+
+            DataBlock dataBlock = null;
+            if (Util.isIpAddress(ip) == false) {
+                System.out.println("Error: Invalid ip address");
+            }
+
+            dataBlock = (DataBlock) method.invoke(searcher, ip);
+
+            return dataBlock.getRegion();
+
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+
+        return null;
+    }
+
+
+    public static void main(String[] args) throws Exception {
+        System.err.println(getCityInfo("220.248.12.158"));
+        System.err.println(getCityInfo("223.93.170.82"));
+        System.err.println(getCityInfo("192.168.0.1"));
+        System.err.println(getCityInfo("220.228.12.159"));
+        System.err.println(getCityInfo("210.228.12.159"));
+    }
+}