应该判断updateTime字段。
@ -81,7 +81,7 @@ public class ${ClassName}ServiceImpl implements I${ClassName}Service
public int update${ClassName}(${ClassName} ${className})
{
#foreach ($column in $columns)
#if($column.javaField == 'createTime')
#if($column.javaField == 'updateTime')
${className}.setUpdateTime(DateUtils.getNowDate());
#end