程序包 cn.myafx.data

类 Database

java.lang.Object

cn.myafx.data.Database

所有已实现的接口:

IDatabase, AutoCloseable

public abstract class Database
extends Object
implements IDatabase

字段概要

字段

修饰符和类型	字段	说明
protected static final TypeHandlerRegistry	typeHandlerRegistry

构造器概要

构造器

构造器	说明
Database()

方法概要

修饰符和类型	方法	说明
int	add(String table, Map<String,Object> param)	add row
<TModel extends Model> int	add(TModel m, String[] ignore)	add model
void	beginTransaction()	begin transaction
void	beginTransaction(IsolationLevel level)	begin transaction
void	close()	close
void	commit()	commit
<TModel extends Model> int	delete(Class<TModel> clazz, Map<String,Object> whereParam)	delete
int	delete(String table, Map<String,Object> whereParam)	delete
protected abstract String	encodeColumn(String column)	encodeColumn
int	execute(String sql, Object... param)	execute sql
<TModel extends Model> TModel	get(Class<TModel> clazz, Map<String,Object> param)	get first model
protected abstract Connection	getConnection()	getConnection
<TModel extends Model> List<TModel>	getList(Class<TModel> clazz, Map<String,Object> param)	get List model
boolean	isClose()	is close
boolean	isTransaction()	is transaction
void	open()	open
<T> List<T>	queryList(String sql, Class<T> clazz, Object... param)	query List
List<Map<String,Object>>	queryListMap(String sql, Object... param)	query List Map<String, Object>
<T> T	queryOne(String sql, Class<T> clazz, Object... param)	query first model
Map<String,Object>	queryOneMap(String sql, Object... param)	query first Map<String, Object>
void	rollback()	rollback
<TModel extends Model> int	update(Class<TModel> clazz, Map<String,Object> setParam, Map<String,Object> whereParam)	update
int	update(String table, Map<String,Object> setParam, Map<String,Object> whereParam)	update

从类继承的方法 java.lang.Object

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

字段详细资料

typeHandlerRegistry

protected static final TypeHandlerRegistry typeHandlerRegistry

构造器详细资料

Database

public Database()

方法详细资料

isClose

public boolean isClose()

is close

指定者:

isClose 在接口中 IDatabase

返回:

boolean

isTransaction

public boolean isTransaction()

is transaction

指定者:

isTransaction 在接口中 IDatabase

返回:

boolean

getConnection

protected abstract Connection getConnection()
                                     throws Exception

getConnection

返回:

Connection

抛出:

Exception

encodeColumn

protected abstract String encodeColumn(String column)

encodeColumn

参数:

column - name

返回:

mysql: `column`, ms sqlserver: [column]

open

public void open()
          throws Exception

open

指定者:

open 在接口中 IDatabase

抛出:

Exception

beginTransaction

public void beginTransaction()
                      throws Exception

begin transaction

指定者:

beginTransaction 在接口中 IDatabase

抛出:

Exception

beginTransaction

public void beginTransaction(IsolationLevel level)
                      throws Exception

begin transaction

指定者:

beginTransaction 在接口中 IDatabase

参数:

level - IsolationLevel

抛出:

Exception

commit

public void commit()
            throws Exception

commit

指定者:

commit 在接口中 IDatabase

抛出:

Exception

rollback

public void rollback()
              throws Exception

rollback

指定者:

rollback 在接口中 IDatabase

抛出:

Exception

close

public void close()
           throws Exception

close

指定者:

close 在接口中 AutoCloseable

抛出:

Exception

execute

public int execute(String sql,
 Object... param)
            throws Exception

execute sql

指定者:

execute 在接口中 IDatabase

参数:

sql - update/delete/insert; param: ? or ${name} or #{name}

param - update tb set name = ? where id = ? param is Object[]; update tb set name = ${mame} where id = ${id} param is model or Map<String, Object>

返回:

int

抛出:

Exception

queryOne

public <T> T queryOne(String sql,
 Class<T> clazz,
 Object... param)
               throws Exception

query first model

指定者:

queryOne 在接口中 IDatabase

类型参数:

T - model

参数:

sql - select sql; param: ? or ${name} or #{name}

clazz - T.class

param - select id, name from tb where id = ? param is Object[]; select id, name from tb where id = ${id} param is model or Map<String, Object>

返回:

first model

抛出:

Exception

queryList

public <T> List<T> queryList(String sql,
 Class<T> clazz,
 Object... param)
                      throws Exception

query List

指定者:

queryList 在接口中 IDatabase

类型参数:

T - model

参数:

sql - select sql; param: ? or ${name} or #{name}

clazz - T.class

param - select id, name from tb where id = ? param is Object[]; select id, name from tb where id = ${id} param is model or Map<String, Object>

返回:

List

抛出:

Exception

queryOneMap

public Map<String,Object> queryOneMap(String sql,
 Object... param)
                               throws Exception

query first Map<String, Object>

指定者:

queryOneMap 在接口中 IDatabase

参数:

sql - select sql; param: ? or ${name} or #{name}

param - select id, name from tb where id = ? param is Object[]; select id, name from tb where id = ${id} param is model or Map<String, Object>

返回:

first Map<String, Object>

抛出:

Exception

queryListMap

public List<Map<String,Object>> queryListMap(String sql,
 Object... param)
                                      throws Exception

query List Map<String, Object>

指定者:

queryListMap 在接口中 IDatabase

参数:

sql - select sql; param: ? or ${name} or #{name}

param - select id, name from tb where id = ? param is Object[]; select id, name from tb where id = ${id} param is model or Map<String, Object>

返回:

List Map String, Object

抛出:

Exception

get

public <TModel extends Model> TModel get(Class<TModel> clazz,
 Map<String,Object> param)
                                  throws Exception

get first model

指定者:

get 在接口中 IDatabase

类型参数:

TModel - Model

参数:

clazz - TModel.class

param - where param

返回:

first Model

抛出:

Exception

getList

public <TModel extends Model> List<TModel> getList(Class<TModel> clazz,
 Map<String,Object> param)
                                            throws Exception

get List model

指定者:

getList 在接口中 IDatabase

类型参数:

TModel - Model

参数:

clazz - TModel.class

param - where param

返回:

List Model

抛出:

Exception

add

public int add(String table,
 Map<String,Object> param)
        throws Exception

add row

指定者:

add 在接口中 IDatabase

参数:

table - table name

param - insert param

返回:

int

抛出:

Exception

add

public <TModel extends Model> int add(TModel m,
 String[] ignore)
                               throws Exception

add model

指定者:

add 在接口中 IDatabase

类型参数:

TModel - Model

参数:

m - model

ignore - ignore model property name

返回:

int

抛出:

Exception

update

public int update(String table,
 Map<String,Object> setParam,
 Map<String,Object> whereParam)
           throws Exception

update

指定者:

update 在接口中 IDatabase

参数:

table - table name

setParam - update param

whereParam - where param

返回:

int

抛出:

Exception

update

public <TModel extends Model> int update(Class<TModel> clazz,
 Map<String,Object> setParam,
 Map<String,Object> whereParam)
                                  throws Exception

update

指定者:

update 在接口中 IDatabase

类型参数:

TModel - Model

参数:

clazz - Model.class

setParam - update param

whereParam - where param

返回:

int

抛出:

Exception

delete

public int delete(String table,
 Map<String,Object> whereParam)
           throws Exception

delete

指定者:

delete 在接口中 IDatabase

参数:

table - table name

whereParam - where param

返回:

int

抛出:

Exception

delete

public <TModel extends Model> int delete(Class<TModel> clazz,
 Map<String,Object> whereParam)
                                  throws Exception

delete

指定者:

delete 在接口中 IDatabase

类型参数:

TModel - Model

参数:

clazz - Model.class

whereParam - where param

返回:

int

抛出:

Exception