Module litebridge.orm

Package org.litebridge.orm.api.select.ast

Class JoinNode

java.lang.Object

org.litebridge.orm.api.select.ast.JoinNode

All Implemented Interfaces:

QueryNode

public final class JoinNode
extends Object
implements QueryNode

Represents a JOIN clause metadata in the query AST.

Constructor Summary

Constructors

Constructor	Description
JoinNode(@Nullable QueryNode previous, String type, @Nullable Class<?> dtoClass, @Nullable Class<?> sourceDtoClass, @Nullable String tableName)	Constructs a new JoinNode.
JoinNode(@Nullable QueryNode previous, String type, @Nullable Class<?> dtoClass, @Nullable String tableName)	Constructs a new JoinNode without a source DTO class.

Method Summary

Modifier and Type	Method	Description
@Nullable QueryNode	condition()	Returns the join condition node.
@Nullable Class<?>	dtoClass()	Returns the DTO class being joined.
boolean	equals(@Nullable Object obj)
int	hashCode()
@Nullable QueryNode	previous()	Returns the previous node in the chain, or null if this is the root node.
@Nullable Class<?>	sourceDtoClass()	Returns the source DTO class.
@Nullable String	tableName()	Returns the name of the table being joined.
String	toString()
String	type()	Returns the type of join.
JoinNode	withCondition(@Nullable QueryNode condition)	Sets the join condition node.

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Details

JoinNode

public JoinNode(@Nullable QueryNode previous,
 String type,
 @Nullable Class<?> dtoClass,
 @Nullable Class<?> sourceDtoClass,
 @Nullable String tableName)

Constructs a new JoinNode.

Parameters:

previous - the previous node in the chain

type - the type of join (e.g., INNER, LEFT)

dtoClass - the DTO class being joined

sourceDtoClass - the source DTO class

tableName - the name of the table being joined

JoinNode

public JoinNode(@Nullable QueryNode previous,
 String type,
 @Nullable Class<?> dtoClass,
 @Nullable String tableName)

Constructs a new JoinNode without a source DTO class.

Parameters:

previous - the previous node in the chain

type - the type of join

dtoClass - the DTO class being joined

tableName - the name of the table being joined

Method Details

previous

public @Nullable QueryNode previous()

Description copied from interface: QueryNode

Returns the previous node in the chain, or null if this is the root node.

Specified by:

previous in interface QueryNode

Returns:

the previous node

type

public String type()

Returns the type of join.

Returns:

the join type

dtoClass

public @Nullable Class<?> dtoClass()

Returns the DTO class being joined.

Returns:

the DTO class

sourceDtoClass

public @Nullable Class<?> sourceDtoClass()

Returns the source DTO class.

Returns:

the source DTO class

tableName

public @Nullable String tableName()

Returns the name of the table being joined.

Returns:

the table name

condition

public @Nullable QueryNode condition()

Returns the join condition node.

Returns:

the condition node

withCondition

public JoinNode withCondition(@Nullable QueryNode condition)

Sets the join condition node.

Parameters:

condition - the condition node to set

Returns:

this join node instance

equals

public boolean equals(@Nullable Object obj)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object