com.ajaxjs.sqlman.crud

类 Update

java.lang.Object

com.ajaxjs.sqlman.crud.BaseAction

com.ajaxjs.sqlman.crud.Update

public class Update
extends BaseAction

Update operation and Delete operation.

字段概要

从类继承的字段 com.ajaxjs.sqlman.crud.BaseAction

startTime

构造器概要

构造器

构造器和说明
Update(Action action) Do the update operation by an action.

方法概要

限定符和类型	方法和说明
UpdateResult	delete() Physical delete on an object.
UpdateResult	delete(Object idValue) Physical delete on an object.
UpdateResult	delete(String idField, Object idValue) Physical delete on an object.
UpdateResult	delete(String tableName, String idField, Serializable idValue) Physical delete by id field and id value.
UpdateResult	deleteWhere(String tableName, String where) Physical delete by where clause.
UpdateResult	execute() Execute the update.
UpdateResult	execute(String where) Execute the update with where clause.
UpdateResult	update() Update by any SQL.
UpdateResult	withId() Execute the update with ID specified row.
UpdateResult	withId(String idField) Execute the update with ID specified row.
UpdateResult	withId(String idField, Object idValue) Execute the update with ID specified row.

从类继承的方法 com.ajaxjs.sqlman.crud.BaseAction

getResultBean, getResultMap

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

构造器详细资料

Update

public Update(Action action)

Do the update operation by an action.

参数:

action - an action object with input Sql, data and config.

方法详细资料

update

public UpdateResult update()

Update by any SQL. This is the low-level API.

返回:

The result object, contains effected rows.

withId

public UpdateResult withId()

Execute the update with ID specified row. The Default ID field is "id". There is already ID in the entity, so we can take it out.

返回:

The result object, contains effected rows.

withId

public UpdateResult withId(String idField)

Execute the update with ID specified row. There is already ID in the entity, so we can take it out.

参数:

idField - Actually, the field is already ID in the entity, just tell me.

返回:

The result object, contains effected rows.

withId

public UpdateResult withId(String idField,
                           Object idValue)

Execute the update with ID specified row.

参数:

idField - Which row to update, we need the name of that field.

idValue - The value of ID.

返回:

The result object, contains effected rows.

execute

public UpdateResult execute(String where)

Execute the update with where clause.

参数:

where - The where clause

返回:

The result object, contains effected rows.

execute

public UpdateResult execute()

Execute the update. This method is executed only for plain SQL input, not entity.

返回:

The result object, contains effected rows.

delete

public UpdateResult delete()

Physical delete on an object. The name of the field is "id" by default. The value of id field comes from the entity.

返回:

The result object, contains effected rows.

delete

public UpdateResult delete(Object idValue)

Physical delete on an object. The name of the field is "id" by default. This is a physical deletion. If you want to delete a logical deletion, please use the update method.

参数:

idValue - The value of id field

返回:

The result object, contains effected rows.

delete

public UpdateResult delete(String idField,
                           Object idValue)

Physical delete on an object. This is a physical deletion. If you want to delete a logical deletion, please use the update method.

参数:

idField - The name of the field

idValue - The value of id field

返回:

The result object, contains effected rows.

delete

public UpdateResult delete(String tableName,
                           String idField,
                           Serializable idValue)

Physical delete by id field and id value. This is a physical deletion. If you want to delete a logical deletion, please use the update method.

参数:

tableName - Which table?

idField - The name of the field

idValue - The value of id field

返回:

The result object, contains effected rows.

deleteWhere

public UpdateResult deleteWhere(String tableName,
                                String where)

Physical delete by where clause.

参数:

tableName - Which table?

where - The where clause

返回:

The result object, contains effected rows.