Package com.querydsl.core

Class JoinExpression

java.lang.Object

com.querydsl.core.JoinExpression

All Implemented Interfaces:

Serializable

@Immutable
public final class JoinExpression
extends Object
implements Serializable

JoinExpression is a join element in a Query instance.

Author:

tiwe

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
JoinExpression(JoinType type, Expression<?> target)	Create a new JoinExpression instance
JoinExpression(JoinType type, Expression<?> target, @Nullable Predicate condition, Set<JoinFlag> flags)	Create a new JoinExpression instance

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object o)
@Nullable Predicate	getCondition()
Set<JoinFlag>	getFlags()
Expression<?>	getTarget()
JoinType	getType()
boolean	hasFlag(JoinFlag flag)
int	hashCode()
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Details

JoinExpression

public JoinExpression(JoinType type,
 Expression<?> target)

Create a new JoinExpression instance

Parameters:

type - type of join

target - target of join

JoinExpression

public JoinExpression(JoinType type,
 Expression<?> target,
 @Nullable
 @Nullable Predicate condition,
 Set<JoinFlag> flags)

Create a new JoinExpression instance

Parameters:

type - type of join

target - target of join

condition - join condition or null, if none is used

flags - join flags

Method Details

getCondition

@Nullable
public @Nullable Predicate getCondition()

getTarget

public Expression<?> getTarget()

getType

public JoinType getType()

hasFlag

public boolean hasFlag(JoinFlag flag)

getFlags

public Set<JoinFlag> getFlags()

toString

public String toString()

Overrides:

toString in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object o)

Overrides:

equals in class Object