com.easycodebox.jdbc.grammar

类 SqlGrammar

java.lang.Object

com.easycodebox.jdbc.grammar.SqlGrammar

所有已实现的接口:

Cloneable

public class SqlGrammar
extends Object
implements Cloneable

作者:

WangXiaoJin

字段概要

字段

限定符和类型	字段和说明
static short	LIKE_A
static short	LIKE_L
static short	LIKE_R
protected static String	MASTER_ALIAS

构造器概要

构造器

限定符	构造器和说明
protected	SqlGrammar(Class<?> entity, String alias)

方法概要

限定符和类型	方法和说明
SqlGrammar	and(SqlGrammar grammar) 获取grammar所有的条件 把 xxx = ?
SqlGrammar	asc(Property property)
SqlGrammar	avg(Property property)
SqlGrammar	avg(Property property, String alias)
SqlGrammar	between(Property property, Object lo, Object hi)
String	buildSql(SqlCommandType type) 通过现有的SqlGrammar对象生成SQL语句
SqlGrammar	clone()
SqlGrammar	column(Property property) 生成sql语句的投影列
SqlGrammar	column(Property property, Property alias) 生成sql语句的投影列
SqlGrammar	column(Property property, String alias) 生成sql语句的投影列
SqlGrammar	columnAll(Class<?> tableClass) 生成sql语句的投影列, 例如 a.* , _this
protected String	convert2SqlName(Class<?> tableClass, String propertyName) 把javaBean属性转换成相对应的表的列名
protected String	convert2SqlName(Property property) 把javaBean属性转换成相对应的表的列名
SqlGrammar	count(Property property)
SqlGrammar	count(Property property, String alias)
SqlGrammar	countDistinct(Property property)
SqlGrammar	countDistinct(Property property, String alias)
void	countSql(boolean isCountSql)
SqlGrammar	databaseId(String databaseId)
SqlGrammar	desc(Property property)
SqlGrammar	distinct(Property property)
SqlGrammar	distinct(Property property, String alias)
SqlGrammar	eq(Property property, Object value) 判断property == value
SqlGrammar	eqAst(Property property, Object value) ast(Assert)参数value值 判断property == value， 当value == null 抛异常
SqlGrammar	fetchSize(Integer fetchSize)
SqlGrammar	ge(Property property, Object value) great equal( >= )
StringBuilder	getCondition()
String	getDatabaseId()
Class<?>	getEntity()
Integer	getFetchSize()
StringBuilder	getGroup()
StringBuilder	getHaving()
List<Join>	getJoins()
String	getKeyColumn()
String	getKeyProperty()
String	getLang()
Integer	getLimitSize()
Integer	getLimitStart()
LockMode	getLockMode() jdbc控制参数
StringBuilder	getOrder()
Integer	getPageNo()
Integer	getPageSize()
Integer	getPartIndex()
Integer	getPartSize()
StringBuilder	getProjection()
String	getResultSets()
StringBuilder	getUpdateSql()
SqlGrammar	group(Property property)
SqlGrammar	gt(Property property, Object value) great than( > )
SqlGrammar	having(SqlGrammar grammar)
SqlGrammar	in(Property property, Collection value)
SqlGrammar	in(Property property, Object[] values) values = null 时不增加此条件，但能为 []（空数组）
static SqlGrammar	instance(Class<?> entity)
static SqlGrammar	instance(Class<?> entity, String alias)
boolean	isCountSql()
SqlGrammar	isNotNull(Property property)
SqlGrammar	isNotNull(Property property, boolean condition) 如果condition为true时，添加property is not null 条件
SqlGrammar	isNull(Property property)
SqlGrammar	isNull(Property property, boolean condition) 如果condition为true时，添加property is null 条件
boolean	isResultOrdered()
SqlGrammar	join(Join join) 如果用到关联查询时，此方法必须放在上面，instance方法下面紧接着就是此方法。
SqlGrammar	join(Property property, String tableAlias) 默认使用INNER_JOIN 如果用到关联查询时，此方法必须放在上面，instance方法下面紧接着就是此方法。
SqlGrammar	join(Property property, String tableAlias, JoinType joinType) 如果用到关联查询时，此方法必须放在上面，instance方法下面紧接着就是此方法。
SqlGrammar	keyColumn(String keyColumn)
SqlGrammar	keyProperty(String keyProperty)
SqlGrammar	lang(String lang)
SqlGrammar	le(Property property, Object value) less equal( <= )
SqlGrammar	like(Property property, String value) 如果value等于null或空字符窜则此条件不添加进SQL 当value等于空字符窜时，效果等于查询出不为null的数据
SqlGrammar	like(Property property, String value, short type) 如果value等于null或空字符窜则此条件不添加进SQL 当value等于空字符窜时，效果等于查询出不为null的数据
SqlGrammar	limit(Integer pageNo, Integer pageSize)
SqlGrammar	limit(Integer pageNo, Integer pageSize, Integer partIndex, Integer partSize)
SqlGrammar	limitByIndex(Integer limitSize)
SqlGrammar	limitByIndex(Integer limitStart, Integer limitSize)
SqlGrammar	lockMode(LockMode lockMode)
SqlGrammar	lt(Property property, Object value) less than( < )
SqlGrammar	max(Property property)
SqlGrammar	max(Property property, String alias)
SqlGrammar	min(Property property)
SqlGrammar	min(Property property, String alias)
SqlGrammar	ne(Property property, Object value) not equal( !
SqlGrammar	neAst(Property property, Object value) ast(Assert)参数value值 not equal( !
SqlGrammar	notIn(Property property, Collection value)
SqlGrammar	notIn(Property property, Object[] values)
SqlGrammar	or(SqlGrammar grammar) 如果grammar里面只有一个条件语句，不需要用此方法， 即使用了也效果和 and(xxx = ?)
SqlGrammar	resultOrdered(boolean resultOrdered)
SqlGrammar	resultSets(String resultSets)
SqlGrammar	rowCount()
SqlGrammar	rowCount(String alias)
void	setCondition(StringBuilder condition)
void	setGroup(StringBuilder group)
void	setHaving(StringBuilder having)
void	setJoins(List<Join> joins)
void	setOrder(StringBuilder order)
void	setProjection(StringBuilder projection)
void	setUpdateSql(StringBuilder updateSql)
SqlGrammar	sum(Property property)
SqlGrammar	sum(Property property, String alias)
SqlGrammar	update(Property property, Object value)
SqlGrammar	updateAst(Property property, Object value) ast(Assert)参数value值
SqlGrammar	updateByRawVal(Property property, Object value) value不经过任何处理直接传给生气了语句 用来设置null值，updateByRawVal("curDlvAddr", "null") updateByRawVal(R.Shop.orderNum, "#{orderNum} + 1")
SqlGrammar	updateNeed(Property property, Object value)

从类继承的方法 java.lang.Object

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

字段详细资料

MASTER_ALIAS

protected static final String MASTER_ALIAS

另请参阅:

常量字段值

LIKE_A

public static final short LIKE_A

另请参阅:

常量字段值

LIKE_L

public static final short LIKE_L

另请参阅:

常量字段值

LIKE_R

public static final short LIKE_R

另请参阅:

常量字段值

构造器详细资料

SqlGrammar

protected SqlGrammar(Class<?> entity,
                     String alias)

方法详细资料

instance

public static SqlGrammar instance(Class<?> entity)

instance

public static SqlGrammar instance(Class<?> entity,
                                  String alias)

join

public SqlGrammar join(Join join)

如果用到关联查询时，此方法必须放在上面，instance方法下面紧接着就是此方法。

参数:

join -

返回:

join

public SqlGrammar join(Property property,
                       String tableAlias)

默认使用INNER_JOIN 如果用到关联查询时，此方法必须放在上面，instance方法下面紧接着就是此方法。

参数:

property -

tableAlias -

返回:

join

public SqlGrammar join(Property property,
                       String tableAlias,
                       JoinType joinType)

如果用到关联查询时，此方法必须放在上面，instance方法下面紧接着就是此方法。

参数:

property -

tableAlias -

返回:

clone

public SqlGrammar clone()

覆盖:

clone 在类中 Object

update

public SqlGrammar update(Property property,
                         Object value)

参数:

property -

value - 为null时则不添加该sql语句

返回:

updateAst

public SqlGrammar updateAst(Property property,
                            Object value)

ast(Assert)参数value值

参数:

property -

value - 当value == null 抛异常

返回:

updateNeed

public SqlGrammar updateNeed(Property property,
                             Object value)

参数:

property -

value - 可以为null,为null时set property=null

返回:

updateByRawVal

public SqlGrammar updateByRawVal(Property property,
                                 Object value)

value不经过任何处理直接传给生气了语句 用来设置null值，updateByRawVal("curDlvAddr", "null") updateByRawVal(R.Shop.orderNum, "#{orderNum} + 1")

参数:

property -

value -

返回:

columnAll

public SqlGrammar columnAll(Class<?> tableClass)

生成sql语句的投影列, 例如 a.* , _this.*

返回:

column

public SqlGrammar column(Property property)

生成sql语句的投影列

参数:

property -

返回:

column

public SqlGrammar column(Property property,
                         Property alias)

生成sql语句的投影列

参数:

property -

返回:

column

public SqlGrammar column(Property property,
                         String alias)

生成sql语句的投影列

参数:

property -

alias - 列的别名

返回:

max

public SqlGrammar max(Property property)

max

public SqlGrammar max(Property property,
                      String alias)

min

public SqlGrammar min(Property property)

min

public SqlGrammar min(Property property,
                      String alias)

distinct

public SqlGrammar distinct(Property property)

distinct

public SqlGrammar distinct(Property property,
                           String alias)

count

public SqlGrammar count(Property property)

count

public SqlGrammar count(Property property,
                        String alias)

sum

public SqlGrammar sum(Property property)

sum

public SqlGrammar sum(Property property,
                      String alias)

countDistinct

public SqlGrammar countDistinct(Property property)

countDistinct

public SqlGrammar countDistinct(Property property,
                                String alias)

avg

public SqlGrammar avg(Property property)

avg

public SqlGrammar avg(Property property,
                      String alias)

rowCount

public SqlGrammar rowCount()

rowCount

public SqlGrammar rowCount(String alias)

eqAst

public SqlGrammar eqAst(Property property,
                        Object value)

ast(Assert)参数value值 判断property == value， 当value == null 抛异常

参数:

property -

value -

返回:

eq

public SqlGrammar eq(Property property,
                     Object value)

判断property == value

参数:

property -

value -

返回:

neAst

public SqlGrammar neAst(Property property,
                        Object value)

ast(Assert)参数value值 not equal( != ) ,当value == null 抛异常

参数:

property -

value -

返回:

ne

public SqlGrammar ne(Property property,
                     Object value)

not equal( != )

参数:

property -

value -

返回:

gt

public SqlGrammar gt(Property property,
                     Object value)

great than( > )

参数:

property -

value -

返回:

ge

public SqlGrammar ge(Property property,
                     Object value)

great equal( >= )

参数:

property -

value -

返回:

lt

public SqlGrammar lt(Property property,
                     Object value)

less than( < )

参数:

property -

value -

返回:

le

public SqlGrammar le(Property property,
                     Object value)

less equal( <= )

参数:

property -

value -

返回:

between

public SqlGrammar between(Property property,
                          Object lo,
                          Object hi)

in

public SqlGrammar in(Property property,
                     Object[] values)

values = null 时不增加此条件，但能为 []（空数组）

参数:

property -

values -

返回:

notIn

public SqlGrammar notIn(Property property,
                        Object[] values)

in

public SqlGrammar in(Property property,
                     Collection value)

notIn

public SqlGrammar notIn(Property property,
                        Collection value)

like

public SqlGrammar like(Property property,
                       String value)

如果value等于null或空字符窜则此条件不添加进SQL 当value等于空字符窜时，效果等于查询出不为null的数据

参数:

property -

value -

返回:

like

public SqlGrammar like(Property property,
                       String value,
                       short type)

如果value等于null或空字符窜则此条件不添加进SQL 当value等于空字符窜时，效果等于查询出不为null的数据

参数:

property -

value -

type -

返回:

and

public SqlGrammar and(SqlGrammar grammar)

获取grammar所有的条件 把 xxx = ? and yyy = ? 转换成 and(xxx = ? and yyy = ?)

返回:

or

public SqlGrammar or(SqlGrammar grammar)

如果grammar里面只有一个条件语句，不需要用此方法， 即使用了也效果和 and(xxx = ?) 一样 多个条件的效果 如下：and(xxx = ? or yyy = ?)

返回:

isNull

public SqlGrammar isNull(Property property)

isNull

public SqlGrammar isNull(Property property,
                         boolean condition)

如果condition为true时，添加property is null 条件

参数:

property -

condition -

返回:

isNotNull

public SqlGrammar isNotNull(Property property)

isNotNull

public SqlGrammar isNotNull(Property property,
                            boolean condition)

如果condition为true时，添加property is not null 条件

参数:

property -

condition -

返回:

group

public SqlGrammar group(Property property)

having

public SqlGrammar having(SqlGrammar grammar)

desc

public SqlGrammar desc(Property property)

asc

public SqlGrammar asc(Property property)

limitByIndex

public SqlGrammar limitByIndex(Integer limitSize)

参数:

limitSize -

返回:

limitByIndex

public SqlGrammar limitByIndex(Integer limitStart,
                               Integer limitSize)

参数:

limitStart - 默认值0

limitSize -

返回:

limit

public SqlGrammar limit(Integer pageNo,
                        Integer pageSize)

参数:

pageNo - 默认为1

pageSize -

返回:

limit

public SqlGrammar limit(Integer pageNo,
                        Integer pageSize,
                        Integer partIndex,
                        Integer partSize)

参数:

pageNo - 默认1

pageSize -

partIndex - 默认1

partSize -

返回:

lockMode

public SqlGrammar lockMode(LockMode lockMode)

buildSql

public String buildSql(SqlCommandType type)

通过现有的SqlGrammar对象生成SQL语句

返回:

convert2SqlName

protected String convert2SqlName(Property property)

把javaBean属性转换成相对应的表的列名

参数:

property -

返回:

convert2SqlName

protected String convert2SqlName(Class<?> tableClass,
                                 String propertyName)

把javaBean属性转换成相对应的表的列名

参数:

property -

返回:

getEntity

public Class<?> getEntity()

getUpdateSql

public StringBuilder getUpdateSql()

setUpdateSql

public void setUpdateSql(StringBuilder updateSql)

getProjection

public StringBuilder getProjection()

setProjection

public void setProjection(StringBuilder projection)

getCondition

public StringBuilder getCondition()

setCondition

public void setCondition(StringBuilder condition)

getGroup

public StringBuilder getGroup()

setGroup

public void setGroup(StringBuilder group)

getHaving

public StringBuilder getHaving()

setHaving

public void setHaving(StringBuilder having)

getOrder

public StringBuilder getOrder()

setOrder

public void setOrder(StringBuilder order)

isCountSql

public boolean isCountSql()

countSql

public void countSql(boolean isCountSql)

getPageNo

public Integer getPageNo()

getPageSize

public Integer getPageSize()

getLimitStart

public Integer getLimitStart()

getLimitSize

public Integer getLimitSize()

getPartIndex

public Integer getPartIndex()

getPartSize

public Integer getPartSize()

getLockMode

public LockMode getLockMode()

jdbc控制参数

getDatabaseId

public String getDatabaseId()

databaseId

public SqlGrammar databaseId(String databaseId)

getKeyProperty

public String getKeyProperty()

keyProperty

public SqlGrammar keyProperty(String keyProperty)

getKeyColumn

public String getKeyColumn()

keyColumn

public SqlGrammar keyColumn(String keyColumn)

getResultSets

public String getResultSets()

resultSets

public SqlGrammar resultSets(String resultSets)

getFetchSize

public Integer getFetchSize()

fetchSize

public SqlGrammar fetchSize(Integer fetchSize)

getLang

public String getLang()

lang

public SqlGrammar lang(String lang)

isResultOrdered

public boolean isResultOrdered()

resultOrdered

public SqlGrammar resultOrdered(boolean resultOrdered)

getJoins

public List<Join> getJoins()

setJoins

public void setJoins(List<Join> joins)