mirror of https://github.com/gogits/gogs.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
42 lines
1.0 KiB
42 lines
1.0 KiB
// Copyright 2016 The Xorm Authors. All rights reserved. |
|
// Use of this source code is governed by a BSD-style |
|
// license that can be found in the LICENSE file. |
|
|
|
package xorm |
|
|
|
import "reflect" |
|
|
|
// IterFunc only use by Iterate |
|
type IterFunc func(idx int, bean interface{}) error |
|
|
|
// Rows return sql.Rows compatible Rows obj, as a forward Iterator object for iterating record by record, bean's non-empty fields |
|
// are conditions. |
|
func (session *Session) Rows(bean interface{}) (*Rows, error) { |
|
return newRows(session, bean) |
|
} |
|
|
|
// Iterate record by record handle records from table, condiBeans's non-empty fields |
|
// are conditions. beans could be []Struct, []*Struct, map[int64]Struct |
|
// map[int64]*Struct |
|
func (session *Session) Iterate(bean interface{}, fun IterFunc) error { |
|
rows, err := session.Rows(bean) |
|
if err != nil { |
|
return err |
|
} |
|
defer rows.Close() |
|
|
|
i := 0 |
|
for rows.Next() { |
|
b := reflect.New(rows.beanType).Interface() |
|
err = rows.Scan(b) |
|
if err != nil { |
|
return err |
|
} |
|
err = fun(i, b) |
|
if err != nil { |
|
return err |
|
} |
|
i++ |
|
} |
|
return err |
|
}
|
|
|