feat:下载PDF文件添加水印

adc-da-sys/src/main/java/com/adc/da/sys/service/ConfigServiceImpl.java

@@ -77,6 +77,15 @@ public class ConfigServiceImpl extends ServiceImpl<ConfigDao, ConfigEntity>
         return Result.error("配置项Key不存在");
     }
 
+    @Override
+    public String findConfigValueByKey(String key) {
+        if (isKeyValid(key)) {
+            ConfigEntity configEntity = query().eq("config_key", key).one();
+            return configEntity.getConfigValue();
+        }
+        return "";
+    }
+
     /**
      * 判断传入的key是否是后端预设好的key
      *

adc-da-sys/src/main/java/com/adc/da/sys/service/iservice/IConfigService.java

@@ -36,4 +36,12 @@ public interface IConfigService extends IService<ConfigEntity> {
      * @return
      */
     ResponseMessage findConfig(String key);
+
+    /**
+     * 返回一个配置项
+     *
+     * @param key
+     * @return
+     */
+    String findConfigValueByKey(String key);
 }