use okhttp instead of HttpURLConnection in rest template (#1542)

Signed-off-by: tomsun28 <[email protected]>

manager/pom.xml

@@ -134,6 +134,11 @@
             <groupId>com.usthe.sureness</groupId>
             <artifactId>spring-boot-starter-sureness</artifactId>
         </dependency>
+        <!-- okhttp -->
+        <dependency>
+            <groupId>com.squareup.okhttp3</groupId>
+            <artifactId>okhttp</artifactId>
+        </dependency>
         <!-- h2 database-->
         <dependency>
             <groupId>com.h2database</groupId>

manager/src/main/java/org/dromara/hertzbeat/manager/config/RestTemplateConfig.java

@@ -17,36 +17,40 @@
 
 package org.dromara.hertzbeat.manager.config;
 
+import okhttp3.OkHttpClient;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.http.client.ClientHttpRequestFactory;
-import org.springframework.http.client.SimpleClientHttpRequestFactory;
+import org.springframework.http.client.OkHttp3ClientHttpRequestFactory;
 import org.springframework.web.client.RestTemplate;
 
 import java.util.Collections;
+import java.util.concurrent.TimeUnit;
 
 /**
  * restTemplate config
  * todo 连接池
- * @author tom
  *
+ * @author tom
  */
 @Configuration
 public class RestTemplateConfig {
 
     @Bean
-    public RestTemplate restTemplate(ClientHttpRequestFactory factory){
+    public RestTemplate restTemplate(ClientHttpRequestFactory factory) {
         RestTemplate restTemplate = new RestTemplate(factory);
         restTemplate.setInterceptors(Collections.singletonList(new HeaderRequestInterceptor()));
         return restTemplate;
     }
 
     @Bean
-    public ClientHttpRequestFactory simpleClientHttpRequestFactory(){
-        SimpleClientHttpRequestFactory factory = new SimpleClientHttpRequestFactory();
-        factory.setConnectTimeout(5000);
-        factory.setReadTimeout(5000);
-        return factory;
+    public ClientHttpRequestFactory simpleClientHttpRequestFactory() {
+        OkHttpClient client = new OkHttpClient.Builder()
+                .connectTimeout(15, TimeUnit.SECONDS)
+                .readTimeout(20, TimeUnit.SECONDS)
+                .writeTimeout(20, TimeUnit.SECONDS)
+                .build();
+        return new OkHttp3ClientHttpRequestFactory(client);
     }
 
 }

pom.xml

@@ -54,6 +54,7 @@
         <slf4j.version>1.7.36</slf4j.version>
         <xml.bind.version>2.3.0</xml.bind.version>
         <snake.yaml.version>1.33</snake.yaml.version>
+        <okhttp.version>4.12.0</okhttp.version>
         <kafka-clients.version>3.4.0</kafka-clients.version>
 
         <mysql.version>8.0.30</mysql.version>
@@ -286,6 +287,12 @@
                 <artifactId>tencentcloud-sdk-java-sms</artifactId>
                 <version>${tencentcloud-sdk-java-sms.version}</version>
             </dependency>
+            <!-- okhttp -->
+            <dependency>
+                <groupId>com.squareup.okhttp3</groupId>
+                <artifactId>okhttp</artifactId>
+                <version>${okhttp.version}</version>
+            </dependency>
             <!-- caffeine-->
             <dependency>
                 <groupId>com.github.ben-manes.caffeine</groupId>