com.espertech.esper.client.soda

Class OuterJoinQualifier

java.lang.Object

com.espertech.esper.client.soda.OuterJoinQualifier

All Implemented Interfaces:

Serializable

public class OuterJoinQualifier
extends Object
implements Serializable

Qualifies a join by providing the outer join type (full/left/right) and joined-on properties.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
OuterJoinQualifier() Ctor.
OuterJoinQualifier(OuterJoinType type, PropertyValueExpression left, PropertyValueExpression right) Ctor.
OuterJoinQualifier(OuterJoinType type, PropertyValueExpression left, PropertyValueExpression right, ArrayList<PropertyValueExpressionPair> additionalProperties) Ctor.

Method Summary

Modifier and Type	Method and Description
OuterJoinQualifier	add(String propertyLeft, String propertyRight) Add additional properties to the on-clause, which are logical-and to existing properties
static OuterJoinQualifier	create(String propertyLeft, OuterJoinType type, String propertyRight) Creates qualifier.
List<PropertyValueExpressionPair>	getAdditionalProperties() Returns optional additional properties in the on-clause of the outer join.
Expression	getLeft() Returns property value expression to join on.
Expression	getRight() Returns property value expression to join on.
OuterJoinType	getType() Returns the type of outer join.
void	setAdditionalProperties(List<PropertyValueExpressionPair> additionalProperties) Set join properties.
void	setLeft(Expression left) Sets the property value expression to join on.
void	setRight(Expression right) Sets the property value expression to join on.
void	setType(OuterJoinType type) Sets the type of outer join.

Methods inherited from class java.lang.Object

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

Constructor Detail

OuterJoinQualifier

public OuterJoinQualifier()

Ctor.

OuterJoinQualifier

public OuterJoinQualifier(OuterJoinType type,
                          PropertyValueExpression left,
                          PropertyValueExpression right)

Ctor.

Parameters:

left - is a property providing joined-on values

type - is the type of outer join

right - is a property providing joined-on values

OuterJoinQualifier

public OuterJoinQualifier(OuterJoinType type,
                          PropertyValueExpression left,
                          PropertyValueExpression right,
                          ArrayList<PropertyValueExpressionPair> additionalProperties)

Ctor.

Parameters:

left - is a property providing joined-on values

type - is the type of outer join

right - is a property providing joined-on values

additionalProperties - for any pairs of additional on-clause properties

Method Detail

create

public static OuterJoinQualifier create(String propertyLeft,
                                        OuterJoinType type,
                                        String propertyRight)

Creates qualifier.

Parameters:

propertyLeft - is a property name providing joined-on values

type - is the type of outer join

propertyRight - is a property name providing joined-on values

Returns:

qualifier

getType

public OuterJoinType getType()

Returns the type of outer join.

Returns:

outer join type

setType

public void setType(OuterJoinType type)

Sets the type of outer join.

Parameters:

type - is the outer join type

setAdditionalProperties

public void setAdditionalProperties(List<PropertyValueExpressionPair> additionalProperties)

Set join properties.

Parameters:

additionalProperties - for outer join

getLeft

public Expression getLeft()

Returns property value expression to join on.

Returns:

expression providing joined-on values

setLeft

public void setLeft(Expression left)

Sets the property value expression to join on.

Parameters:

left - expression providing joined-on values

getRight

public Expression getRight()

Returns property value expression to join on.

Returns:

expression providing joined-on values

setRight

public void setRight(Expression right)

Sets the property value expression to join on.

Parameters:

right - expression providing joined-on values

add

public OuterJoinQualifier add(String propertyLeft,
                              String propertyRight)

Add additional properties to the on-clause, which are logical-and to existing properties

Parameters:

propertyLeft - property providing joined-on value

propertyRight - property providing joined-on value

Returns:

outer join qualifier

getAdditionalProperties

public List<PropertyValueExpressionPair> getAdditionalProperties()

Returns optional additional properties in the on-clause of the outer join.

Returns:

pairs of properties connected via logical-and in an on-clause