修复转换父类公共字段报错.

mybatis-plus-generator/src/main/java/com/baomidou/mybatisplus/generator/config/builder/Entity.java

@@ -20,7 +20,6 @@ import com.baomidou.mybatisplus.annotation.TableField;
 import com.baomidou.mybatisplus.annotation.TableId;
 import com.baomidou.mybatisplus.core.handlers.AnnotationHandler;
 import com.baomidou.mybatisplus.core.metadata.TableInfoHelper;
-import com.baomidou.mybatisplus.core.toolkit.GlobalConfigUtils;
 import com.baomidou.mybatisplus.core.toolkit.StringUtils;
 import com.baomidou.mybatisplus.generator.IFill;
 import com.baomidou.mybatisplus.generator.ITemplate;
@@ -54,6 +53,8 @@ import java.util.stream.Collectors;
  */
 public class Entity implements ITemplate {
 
+    private final AnnotationHandler annotationHandler = new AnnotationHandler(){};
+
     private static final Logger LOGGER = LoggerFactory.getLogger(Entity.class);
 
     private Entity() {
@@ -196,8 +197,6 @@ public class Entity implements ITemplate {
      * @param clazz 实体父类 Class
      */
     public void convertSuperEntityColumns(Class<?> clazz) {
-        com.baomidou.mybatisplus.core.metadata.TableInfo tableInfo = TableInfoHelper.getTableInfo(clazz);
-        AnnotationHandler annotationHandler = GlobalConfigUtils.getGlobalConfig(tableInfo.getConfiguration()).getAnnotationHandler();
         List<Field> fields = TableInfoHelper.getAllFields(clazz, annotationHandler);
         this.superEntityColumns.addAll(fields.stream().map(field -> {
             TableId tableId = annotationHandler.getAnnotation(field, TableId.class);