防止db字段名为一个字母导致出现生成异常

ruoyi-generator/src/main/resources/vm/java/domain.java.vm

@@ -51,7 +51,7 @@ public class ${ClassName} extends ${Entity}
 #end
 #foreach ($column in $columns)
 #if(!$table.isSuperColumn($column.javaField))
-#if($column.javaField.substring(1,2).matches("[A-Z]"))
+#if($column.javaField > 2 && $column.javaField.substring(1,2).matches("[A-Z]"))
 #set($AttrName=$column.javaField)
 #else
 #set($AttrName=$column.javaField.substring(0,1).toUpperCase() + ${column.javaField.substring(1)})
@@ -72,7 +72,7 @@ public class ${ClassName} extends ${Entity}
     public String toString() {
         return new ToStringBuilder(this,ToStringStyle.MULTI_LINE_STYLE)
 #foreach ($column in $columns)
-#if($column.javaField.substring(1,2).matches("[A-Z]"))
+#if($column.javaField > 2 && $column.javaField.substring(1,2).matches("[A-Z]"))
 #set($AttrName=$column.javaField)
 #else
 #set($AttrName=$column.javaField.substring(0,1).toUpperCase() + ${column.javaField.substring(1)})