【7.0.4】更新演示环境的操作提示

pom.xml

@@ -184,6 +184,13 @@
             <version>${roses.kernel.version}</version>
         </dependency>
 
+        <!--演示环境api-->
+        <dependency>
+            <groupId>cn.stylefeng.roses</groupId>
+            <artifactId>demo-api</artifactId>
+            <version>${roses.kernel.version}</version>
+        </dependency>
+
         <!--数据库驱动,可根据自己需要自行删减-->
         <dependency>
             <groupId>mysql</groupId>

src/main/java/cn/stylefeng/guns/core/error/GlobalExceptionHandler.java

@@ -4,6 +4,8 @@ import cn.hutool.core.util.ObjectUtil;
 import cn.hutool.core.util.StrUtil;
 import cn.stylefeng.roses.kernel.auth.api.exception.AuthException;
 import cn.stylefeng.roses.kernel.auth.api.exception.enums.AuthExceptionEnum;
+import cn.stylefeng.roses.kernel.demo.exception.DemoException;
+import cn.stylefeng.roses.kernel.demo.exception.enums.DemoExceptionEnum;
 import cn.stylefeng.roses.kernel.rule.constants.SymbolConstant;
 import cn.stylefeng.roses.kernel.rule.exception.AbstractExceptionEnum;
 import cn.stylefeng.roses.kernel.rule.exception.base.ServiceException;
@@ -16,6 +18,8 @@ import cn.stylefeng.roses.kernel.rule.util.ResponseRenderUtil;
 import cn.stylefeng.roses.kernel.validator.api.exception.ParamValidateException;
 import cn.stylefeng.roses.kernel.validator.api.exception.enums.ValidatorExceptionEnum;
 import lombok.extern.slf4j.Slf4j;
+import org.apache.ibatis.exceptions.PersistenceException;
+import org.mybatis.spring.MyBatisSystemException;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.converter.HttpMessageNotReadableException;
 import org.springframework.ui.Model;
@@ -227,6 +231,28 @@ public class GlobalExceptionHandler {
         return renderJson(e.getErrorCode(), e.getUserTip(), e);
     }
 
+    /**
+     * 拦截mybatis数据库操作的异常
+     * <p>
+     * 用在demo模式，拦截DemoException
+     *
+     * @author stylefeng
+     * @date 2020/5/5 15:19
+     */
+    @ExceptionHandler(MyBatisSystemException.class)
+    @ResponseBody
+    public ErrorResponseData persistenceException(MyBatisSystemException e) {
+        log.error(">>> mybatis操作出现异常，具体信息为：{}", e.getMessage());
+        Throwable cause = e.getCause();
+        if (cause instanceof PersistenceException) {
+            Throwable secondCause = cause.getCause();
+            if (secondCause instanceof DemoException) {
+                return renderJson(DemoExceptionEnum.DEMO_OPERATE);
+            }
+        }
+        return renderJson(e);
+    }
+
     /**
      * 拦截未知的运行时异常
      *