...

src/main/java/cn/com/qmth/examcloud/web/mongodb/MongodbDetector.java

@@ -12,6 +12,8 @@ import org.springframework.stereotype.Component;
 
 import com.google.common.collect.Maps;
 
+import cn.com.qmth.examcloud.commons.logging.ExamCloudLog;
+import cn.com.qmth.examcloud.commons.logging.ExamCloudLogFactory;
 import cn.com.qmth.examcloud.commons.util.DateUtil;
 import cn.com.qmth.examcloud.web.bootstrap.PropertyHolder;
 import cn.com.qmth.examcloud.web.support.SpringContextHolder;
@@ -27,6 +29,8 @@ import cn.com.qmth.examcloud.web.support.SpringContextHolder;
 @Order(99)
 public class MongodbDetector implements ApplicationRunner {
 
+	private static final ExamCloudLog LOG = ExamCloudLogFactory.getLog(MongodbDetector.class);
+
 	public void start() {
 		String appName = PropertyHolder.getString("spring.application.name");
 
@@ -39,10 +43,24 @@ public class MongodbDetector implements ApplicationRunner {
 		}
 
 		Class<?> mongoTemplateClass = null;
+		Object mongoTemplateObject = null;
+
 		try {
 			mongoTemplateClass = Class
 					.forName("org.springframework.data.mongodb.core.MongoTemplate");
-			Object mongoTemplateObject = SpringContextHolder.getBean(mongoTemplateClass);
+			mongoTemplateObject = SpringContextHolder.getBean(mongoTemplateClass);
+		} catch (Exception e) {
+			// ingnore
+			LOG.info("mongodb useless");
+			return;
+		}
+
+		try {
+			Method getDbMethod = mongoTemplateClass.getClass().getMethod("getDb");
+			Object mongoDatabaseObject = getDbMethod.invoke(getDbMethod);
+			Method getNameMethod = mongoDatabaseObject.getClass().getMethod("getName");
+			Object dbName = getNameMethod.invoke(mongoDatabaseObject);
+			LOG.info("mongo.db=" + dbName);
 
 			Map<String, String> data = Maps.newHashMap();
 			data.put("startupTime", DateUtil.chinaNow());
@@ -53,8 +71,7 @@ public class MongodbDetector implements ApplicationRunner {
 					String.class);
 			insertMethod.invoke(mongoTemplateObject, data, "startup");
 		} catch (Exception e) {
-			// ingnore
-			return;
+			LOG.error("unexpected mongodb exception", e);
 		}
 
 	}