Module litebridge.orm

Package org.litebridgedb.orm.api.select.model

Class SelectSpec

java.lang.Object

org.litebridgedb.orm.api.select.model.SelectSpec

Direct Known Subclasses:

DtoSelectSpec, SqlSelectSpec

public abstract class SelectSpec
extends Object

Base specification for constructing a SQL SELECT statement.

This class encapsulates table, column, join, condition, order by, and limit specifications for building a query.

Its subclasses DtoSelectSpec and SqlSelectSpec specialise in dealing with DTOs and SQL-specific constructs, respectively.

Field Summary

Fields

Modifier and Type	Field	Description
protected @Nullable Map<Class<?>,String>	dtoAliases
protected List<ExpressionSpec>	expressionSpecs
protected @Nullable GroupBySpec	groupBy
protected @Nullable List<ConditionSpec>	havingConditions
protected @Nullable List<JoinSpec>	joins
protected @Nullable LimitSpec	limit
protected final LitebridgeContext	litebridgeContext
protected @Nullable List<OrderBySpec>	orderBys
protected @Nullable SelectExpressionMapper	selectExpressionMapper
protected @Nullable Table	table
protected @Nullable List<ConditionSpec>	whereConditions

Constructor Summary

Constructors

Constructor	Description
SelectSpec(LitebridgeContext litebridgeContext)

Method Summary

Modifier and Type	Method	Description
void	addExpressions(List<? extends ExpressionSpec> expressions)
Stream<SelectExpression>	convertToSelectExpressionStream(ExpressionSpec[] expressionSpecs, boolean useSelectReferences)
LimitSpec	ensureLimit()
@Nullable String	getDtoAlias(Class<?> dtoClass)
List<ExpressionSpec>	getExpressions()
@Nullable GroupBySpec	getGroupBy()
@Nullable List<JoinSpec>	getJoins()
@Nullable LimitSpec	getLimit()
@Nullable List<OrderBySpec>	getOrderBys()
Table	getTable()
@Nullable List<ConditionSpec>	getWhereConditions()
ConditionSpec	newHavingCondition(ExpressionSpec expressionSpec)
OrderBySpec	newOrderBy(List<ExpressionSpec> expressions)
OrderBySpec	newOrderBy(ExpressionSpec... expressions)
ConditionSpec	newWhereCondition(Column column)
ConditionSpec	newWhereCondition(ExpressionSpec expressionSpec)
SelectExpressionMapper	selectExpressionMapper()
void	setDtoAlias(Class<?> dtoClass, String alias)
void	setExpressions(List<ExpressionSpec> expressionSpecs)
void	setGroupBy(@Nullable GroupBySpec groupBy)
void	setJoins(@Nullable List<JoinSpec> joins)
void	setLimit(LimitSpec limit)
void	setOrderBys(@Nullable List<OrderBySpec> orderBys)
void	setProtoExpressionResolver(ProtoExpressionResolver protoExpressionResolver)
void	setTable(Table table)
void	setWhereConditions(@Nullable List<ConditionSpec> whereConditions)
Select	toSelect()

Methods inherited from class java.lang.Object

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

Field Details

selectExpressionMapper

protected @Nullable SelectExpressionMapper selectExpressionMapper

litebridgeContext

protected final LitebridgeContext litebridgeContext

table

protected @Nullable Table table

expressionSpecs

protected List<ExpressionSpec> expressionSpecs

joins

protected @Nullable List<JoinSpec> joins

whereConditions

protected @Nullable List<ConditionSpec> whereConditions

groupBy

protected @Nullable GroupBySpec groupBy

havingConditions

protected @Nullable List<ConditionSpec> havingConditions

orderBys

protected @Nullable List<OrderBySpec> orderBys

limit

protected @Nullable LimitSpec limit

dtoAliases

protected @Nullable Map<Class<?>,String> dtoAliases

Constructor Details

SelectSpec

public SelectSpec(LitebridgeContext litebridgeContext)

Method Details

getTable

public Table getTable()

setTable

public void setTable(Table table)

setProtoExpressionResolver

public void setProtoExpressionResolver(ProtoExpressionResolver protoExpressionResolver)

selectExpressionMapper

public SelectExpressionMapper selectExpressionMapper()

getExpressions

public List<ExpressionSpec> getExpressions()

setExpressions

public void setExpressions(List<ExpressionSpec> expressionSpecs)

addExpressions

public void addExpressions(List<? extends ExpressionSpec> expressions)

getJoins

public @Nullable List<JoinSpec> getJoins()

setJoins

public void setJoins(@Nullable List<JoinSpec> joins)

getWhereConditions

public @Nullable List<ConditionSpec> getWhereConditions()

setWhereConditions

public void setWhereConditions(@Nullable List<ConditionSpec> whereConditions)

newWhereCondition

public ConditionSpec newWhereCondition(Column column)

newWhereCondition

public ConditionSpec newWhereCondition(ExpressionSpec expressionSpec)

newHavingCondition

public ConditionSpec newHavingCondition(ExpressionSpec expressionSpec)

getGroupBy

public @Nullable GroupBySpec getGroupBy()

setGroupBy

public void setGroupBy(@Nullable GroupBySpec groupBy)

getOrderBys

public @Nullable List<OrderBySpec> getOrderBys()

setOrderBys

public void setOrderBys(@Nullable List<OrderBySpec> orderBys)

newOrderBy

public OrderBySpec newOrderBy(ExpressionSpec... expressions)

newOrderBy

public OrderBySpec newOrderBy(List<ExpressionSpec> expressions)

getLimit

public @Nullable LimitSpec getLimit()

setLimit

public void setLimit(LimitSpec limit)

ensureLimit

public LimitSpec ensureLimit()

setDtoAlias

public void setDtoAlias(Class<?> dtoClass,
 String alias)

getDtoAlias

public @Nullable String getDtoAlias(Class<?> dtoClass)

toSelect

public Select toSelect()

convertToSelectExpressionStream

public Stream<SelectExpression> convertToSelectExpressionStream(ExpressionSpec[] expressionSpecs,
 boolean useSelectReferences)