com.xphsc.easyjdbc

类 EasyJdbcSelector

java.lang.Object

com.xphsc.easyjdbc.EasyJdbcSelector

public class EasyJdbcSelector
extends Object

Created by ${huipei.x}

构造器概要

构造器

限定符	构造器和说明
protected	EasyJdbcSelector(LambdaSupplier<T> jdbcBuilder, StringSupplier dialectName)

方法概要

限定符和类型	方法和说明
EasyJdbcSelector	AND()
long	count() Number of query entities
EasyJdbcSelector	entityClass(Class<?> entityClass) Entity type
EasyJdbcSelector	FROM(String table)
<T> T	get() Getting a single entity
<T> Optional<T>	getOne() get a single entity
EasyJdbcSelector	GROUP_BY(String columns)
EasyJdbcSelector	HAVING(String conditions)
EasyJdbcSelector	INNER_JOIN(String join)
EasyJdbcSelector	JOIN(String join)
EasyJdbcSelector	LEFT_OUTER_JOIN(String join)
EasyJdbcSelector	limit(int limit) 已过时。
<T> List<T>	list() Query Entity List
EasyJdbcSelector	mapping(String column, String field) Column <--> Class Field Mapping
EasyJdbcSelector	offsetPage(int offset, int limit)
EasyJdbcSelector	OR()
EasyJdbcSelector	ORDER_BY(String columns)
EasyJdbcSelector	OUTER_JOIN(String join)
<T> PageInfo<T>	page()
EasyJdbcSelector	pageInfo(int pageNum, int pageSize)
EasyJdbcSelector	parameter(Object parameter) parameter
EasyJdbcSelector	parameters(Object... parameters) parameter
EasyJdbcSelector	RIGHT_OUTER_JOIN(String join)
EasyJdbcSelector	SELECT_DISTINCT(String columns)
EasyJdbcSelector	SELECT(String columns)
EasyJdbcSelector	sql(String sql) Query SQL
EasyJdbcSelector	startRow(int startRow) 已过时。
EasyJdbcSelector	WHERE(String conditions)

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

EasyJdbcSelector

protected EasyJdbcSelector(LambdaSupplier<T> jdbcBuilder,
                           StringSupplier dialectName)

方法详细资料

entityClass

public EasyJdbcSelector entityClass(Class<?> entityClass)

Entity type

参数:

entityClass - Entity type

pageInfo

public EasyJdbcSelector pageInfo(int pageNum,
                                 int pageSize)

offsetPage

public EasyJdbcSelector offsetPage(int offset,
                                   int limit)

mapping

public EasyJdbcSelector mapping(String column,
                                String field)

Column <--> Class Field Mapping

参数:

column - Column names

field - Class field name

sql

public EasyJdbcSelector sql(String sql)

Query SQL

参数:

sql - SQL statement

parameter

public EasyJdbcSelector parameter(Object parameter)

parameter

参数:

parameter - parameter

parameters

public EasyJdbcSelector parameters(Object... parameters)

parameter

参数:

parameters - parameter

startRow

@Deprecated
public EasyJdbcSelector startRow(int startRow)

已过时。

Start line

参数:

startRow -

limit

@Deprecated
public EasyJdbcSelector limit(int limit)

已过时。

limit

参数:

limit -

get

public <T> T get()
          throws JdbcDataException

Getting a single entity

抛出:

JdbcDataException

getOne

public <T> Optional<T> getOne()
                       throws JdbcDataException

get a single entity

抛出:

JdbcDataException

list

public <T> List<T> list()
                 throws JdbcDataException

Query Entity List

抛出:

JdbcDataException

page

public <T> PageInfo<T> page()
                     throws JdbcDataException

抛出:

JdbcDataException

count

public long count()
           throws JdbcDataException

Number of query entities

返回:

Number of entries

抛出:

JdbcDataException

SELECT

public EasyJdbcSelector SELECT(String columns)

SELECT_DISTINCT

public EasyJdbcSelector SELECT_DISTINCT(String columns)

FROM

public EasyJdbcSelector FROM(String table)

JOIN

public EasyJdbcSelector JOIN(String join)

INNER_JOIN

public EasyJdbcSelector INNER_JOIN(String join)

LEFT_OUTER_JOIN

public EasyJdbcSelector LEFT_OUTER_JOIN(String join)

RIGHT_OUTER_JOIN

public EasyJdbcSelector RIGHT_OUTER_JOIN(String join)

OUTER_JOIN

public EasyJdbcSelector OUTER_JOIN(String join)

WHERE

public EasyJdbcSelector WHERE(String conditions)

OR

public EasyJdbcSelector OR()

AND

public EasyJdbcSelector AND()

GROUP_BY

public EasyJdbcSelector GROUP_BY(String columns)

HAVING

public EasyJdbcSelector HAVING(String conditions)

ORDER_BY

public EasyJdbcSelector ORDER_BY(String columns)