集成nacos，将部分配置放到nacos中管理。

src/test/java/com/zdjizhi/common/IpTest.java

@@ -41,14 +41,18 @@ public class IpTest {
         IPAddress pv43 = new IPAddressString("fc00::").getAddress();
         IPAddress pv44 = new IPAddressString("fc00::10:1").getAddress();
 
-        IPAddress pv45 = new IPAddressString("192.168.42.1/32").getAddress();
+        IPAddress pv45 = new IPAddressString("192.168.42.1").getAddress();
         IPAddress pv46 = new IPAddressString("192.168.42.1/32").getAddress();
         IPAddress pv47 = new IPAddressString("12.56.4.0").getAddress();
+
+        IPAddress mask = pv45.getNetwork().getNetworkMask(24, false);
+
         System.out.println(pv45.isMultiple());
         System.out.println(pv46.isMultiple());
         System.out.println(pv46.isPrefixed());
         System.out.println(pv47.isPrefixed());
         System.out.println(pv45+"---"+pv45.toMaxHost().withoutPrefixLength()+"---"+pv45.adjustPrefixLength(pv45.getBitCount()));
+        System.out.println(pv45+"---mask:"+pv45.mask(mask).toString());
 
         System.out.println(pv45.adjustPrefixLength(pv45.getBitCount())+"---"+pv45.toMaxHost().withoutPrefixLength());
 

src/test/java/com/zdjizhi/common/NacosTest.java

@@ -0,0 +1,101 @@
+package com.zdjizhi.common;
+
+import com.alibaba.nacos.api.NacosFactory;
+import com.alibaba.nacos.api.PropertyKeyConst;
+import com.alibaba.nacos.api.config.ConfigService;
+import com.alibaba.nacos.api.config.listener.Listener;
+import com.alibaba.nacos.api.exception.NacosException;
+import org.junit.Test;
+
+import java.io.IOException;
+import java.io.StringReader;
+import java.util.Properties;
+import java.util.concurrent.Executor;
+
+
+/**
+ * @author qidaijie
+ * @Package com.zdjizhi
+ * @Description:
+ * @date 2022/3/1016:58
+ */
+public class NacosTest {
+
+    /**
+     * <dependency>
+     * <groupId>com.alibaba.nacos</groupId>
+     * <artifactId>nacos-client</artifactId>
+     * <version>1.2.0</version>
+     * </dependency>
+     */
+
+    private static Properties properties = new Properties();
+    /**
+     * config data id = config name
+     */
+    private static final String DATA_ID = "dos_baseline.properties";
+    /**
+     * config group
+     */
+    private static final String GROUP = "Galaxy";
+
+    private void getProperties() {
+        properties.setProperty(PropertyKeyConst.SERVER_ADDR, "192.168.44.12:8848");
+        properties.setProperty(PropertyKeyConst.NAMESPACE, "flink");
+        properties.setProperty(PropertyKeyConst.USERNAME, "nacos");
+        properties.setProperty(PropertyKeyConst.PASSWORD, "nacos");
+    }
+
+
+    @Test
+    public void GetConfigurationTest() {
+        try {
+            getProperties();
+            ConfigService configService = NacosFactory.createConfigService(properties);
+            String content = configService.getConfig(DATA_ID, GROUP, 5000);
+            Properties nacosConfigMap = new Properties();
+            nacosConfigMap.load(new StringReader(content));
+            System.out.println(nacosConfigMap.getProperty("static.sensitivity.threshold"));
+        } catch (NacosException | IOException e) {
+            e.printStackTrace();
+        }
+
+    }
+
+    @Test
+    public void ListenerConfigurationTest() {
+        getProperties();
+        try {
+            //first get config
+            ConfigService configService = NacosFactory.createConfigService(properties);
+            String config = configService.getConfig(DATA_ID, GROUP, 5000);
+//            System.out.println(config);
+
+            //start listenner
+            configService.addListener(DATA_ID, GROUP, new Listener() {
+                @Override
+                public Executor getExecutor() {
+                    return null;
+                }
+
+                @Override
+                public void receiveConfigInfo(String configMsg) {
+                    System.out.println(configMsg);
+                }
+            });
+        } catch (NacosException e) {
+            e.printStackTrace();
+        }
+
+        //keep running,change nacos config,print new config
+        /*
+        while (true) {
+            try {
+                Thread.sleep(5000);
+            } catch (InterruptedException e) {
+                e.printStackTrace();
+            }
+        }
+        */
+    }
+}