From ace88ac67de1134a4a2cc6a5f0b28bc61af19fc2 Mon Sep 17 00:00:00 2001
From: caishi <1149225581@qq.com>
Date: Fri, 24 Jan 2025 09:58:11 +0800
Subject: [PATCH] Add java.md

---
 java.md | 64 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 64 insertions(+)
 create mode 100644 java.md

diff --git a/java.md b/java.md
new file mode 100644
index 0000000..f35dd3c
--- /dev/null
+++ b/java.md
@@ -0,0 +1,64 @@
+/*
+* Demo for Nacos
+* pom.xml
+    <dependency>
+        <groupId>com.alibaba.nacos</groupId>
+        <artifactId>nacos-client</artifactId>
+        <version>${version}</version>
+    </dependency>
+*/
+package com.alibaba.nacos.example;
+
+import java.util.Properties;
+import java.util.concurrent.Executor;
+import com.alibaba.nacos.api.NacosFactory;
+import com.alibaba.nacos.api.config.ConfigService;
+import com.alibaba.nacos.api.config.listener.Listener;
+import com.alibaba.nacos.api.exception.NacosException;
+
+/**
+ * Config service example
+ *
+ * @author Nacos
+ *
+ */
+public class ConfigExample {
+
+	public static void main(String[] args) throws NacosException, InterruptedException {
+		String serverAddr = "localhost";
+		String dataId = "application-prod.yml";
+		String group = "DEFAULT_GROUP";
+		Properties properties = new Properties();
+		properties.put(PropertyKeyConst.SERVER_ADDR, serverAddr);
+		ConfigService configService = NacosFactory.createConfigService(properties);
+		String content = configService.getConfig(dataId, group, 5000);
+		System.out.println(content);
+		configService.addListener(dataId, group, new Listener() {
+			@Override
+			public void receiveConfigInfo(String configInfo) {
+				System.out.println("receive:" + configInfo);
+			}
+
+			@Override
+			public Executor getExecutor() {
+				return null;
+			}
+		});
+
+		boolean isPublishOk = configService.publishConfig(dataId, group, "content");
+		System.out.println(isPublishOk);
+
+		Thread.sleep(3000);
+		content = configService.getConfig(dataId, group, 5000);
+		System.out.println(content);
+
+		boolean isRemoveOk = configService.removeConfig(dataId, group);
+		System.out.println(isRemoveOk);
+		Thread.sleep(3000);
+
+		content = configService.getConfig(dataId, group, 5000);
+		System.out.println(content);
+		Thread.sleep(300000);
+
+	}
+}