解决循环依赖

pom.xml

@@ -28,6 +28,7 @@
             <version>5.7.11</version>
         </dependency>
 
+
         <dependency>
             <groupId>org.projectlombok</groupId>
             <artifactId>lombok</artifactId>

src/main/java/net/educoder/config/CacheConfig.java

@@ -5,11 +5,12 @@ import com.google.common.cache.CacheBuilder;
 import lombok.extern.slf4j.Slf4j;
 import net.educoder.constant.CommonConstants;
 import net.educoder.util.JCloudUtil;
+import org.springframework.beans.BeansException;
 import org.springframework.beans.factory.annotation.Value;
+import org.springframework.beans.factory.config.BeanPostProcessor;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 
-import javax.annotation.PostConstruct;
 import java.util.concurrent.TimeUnit;
 
 /**
@@ -19,24 +20,16 @@ import java.util.concurrent.TimeUnit;
  */
 @Slf4j
 @Configuration
-public class CacheConfig {
+public class CacheConfig implements BeanPostProcessor {
 
-    @Value("${jcloud.password}")
+    @Value("${jcloud.username}")
     private String username;
 
     @Value("${jcloud.password}")
     private String password;
 
 
-    @PostConstruct
+    @Bean("guavaCache")
-    public void init() {
-        Cache<String, String> cache = guavaCache();
-        String apiToken = JCloudUtil.getApiToken(username, password);
-        log.info("token init--------{}", apiToken);
-        cache.put(CommonConstants.API_TOKEN, apiToken);
-    }
-
-    @Bean
     public Cache<String, String> guavaCache() {
 
         return CacheBuilder.newBuilder()
@@ -49,4 +42,15 @@ public class CacheConfig {
                 })
                 .build();
     }
+
+    @Override
+    public Object postProcessAfterInitialization(Object bean, String beanName) throws BeansException {
+        if("guavaCache".equals(beanName)){
+            Cache<String, String> cache = (Cache)bean;
+            String apiToken = JCloudUtil.getApiToken(username, password);
+            log.info("token init--------{}", apiToken);
+            cache.put(CommonConstants.API_TOKEN, apiToken);
+        }
+        return bean;
+    }
 }

src/main/java/net/educoder/controller/CloudController.java

@@ -7,6 +7,7 @@ import net.educoder.util.JCloudUtil;
 import net.educoder.util.ResponseResult;
 import org.apache.commons.lang3.StringUtils;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Qualifier;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.web.bind.annotation.PostMapping;
 import org.springframework.web.bind.annotation.RequestMapping;
@@ -23,14 +24,15 @@ import org.springframework.web.bind.annotation.RestController;
 public class CloudController {
 
 
-    @Value("${jcloud.password}")
+    @Value("${jcloud.username}")
     private String username;
 
     @Value("${jcloud.password}")
     private String password;
 
     @Autowired
-    private Cache<String, String> cache;
+    @Qualifier("guavaCache")
+    private Cache<String, String> guavaCache;
 
 
     /**
@@ -41,7 +43,7 @@ public class CloudController {
     @PostMapping("/createCloudHost")
     public ResponseResult<String> createCloudHost() {
 
-        String apiToken = cache.getIfPresent(CommonConstants.API_TOKEN);
+        String apiToken = guavaCache.getIfPresent(CommonConstants.API_TOKEN);
         if (StringUtils.isBlank(apiToken)) {
             apiToken = refreshApiToken();
         }
@@ -58,7 +60,7 @@ public class CloudController {
     @PostMapping("/getCloudHostList")
     public ResponseResult<String> getCloudHostList() {
 
-        String apiToken = cache.getIfPresent(CommonConstants.API_TOKEN);
+        String apiToken = guavaCache.getIfPresent(CommonConstants.API_TOKEN);
         if (StringUtils.isBlank(apiToken)) {
             apiToken = refreshApiToken();
         }
@@ -76,7 +78,7 @@ public class CloudController {
     @PostMapping("/resetCloudHost")
     public ResponseResult resetCloudHost(String serverId) {
 
-        String apiToken = cache.getIfPresent(CommonConstants.API_TOKEN);
+        String apiToken = guavaCache.getIfPresent(CommonConstants.API_TOKEN);
         if (StringUtils.isBlank(apiToken)) {
             apiToken = refreshApiToken();
         }
@@ -104,7 +106,7 @@ public class CloudController {
     private String refreshApiToken() {
         String apiToken = JCloudUtil.getApiToken(username, password);
         log.info("token refresh--------{}", apiToken);
-        cache.put(CommonConstants.API_TOKEN, apiToken);
+        guavaCache.put(CommonConstants.API_TOKEN, apiToken);
 
         return apiToken;
     }