org.revenj.postgres.jinq.transform

Class OuterJoinTransform

java.lang.Object

org.revenj.postgres.jinq.transform.RevenjQueryTransform

org.revenj.postgres.jinq.transform.RevenjOneLambdaQueryTransform

org.revenj.postgres.jinq.transform.OuterJoinTransform

public class OuterJoinTransform
extends RevenjOneLambdaQueryTransform

Constructor Summary

Constructors

Constructor and Description
OuterJoinTransform(RevenjQueryTransformConfiguration config)
OuterJoinTransform(RevenjQueryTransformConfiguration config, boolean isExpectingStream, boolean isJoinFetch)

Method Summary

Modifier and Type	Method and Description
<U,V> JinqPostgresQuery<U>	apply(JinqPostgresQuery<V> query, LambdaAnalysis lambda, SymbExArgumentHandler parentArgumentScope)
protected <U> RowReader<U>	createPairReader(RowReader<?> a, RowReader<?> b)
String	getTransformationTypeCachingTag() Returns a String that can be used to identify the type of transformation being applied.
OuterJoinTransform	setIsExpectingStream(boolean isExpectingStream)
OuterJoinTransform	setIsJoinFetch(boolean isJoinFetch)

Methods inherited from class org.revenj.postgres.jinq.transform.RevenjQueryTransform

makeSelectExpression, pathConditionsToExpr, simplifyAndTranslateMainPathToColumns, simplifyAndTranslatePathToColumns

Methods inherited from class java.lang.Object

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

Constructor Detail

OuterJoinTransform

public OuterJoinTransform(RevenjQueryTransformConfiguration config,
                          boolean isExpectingStream,
                          boolean isJoinFetch)

OuterJoinTransform

public OuterJoinTransform(RevenjQueryTransformConfiguration config)

Method Detail

setIsExpectingStream

public OuterJoinTransform setIsExpectingStream(boolean isExpectingStream)

setIsJoinFetch

public OuterJoinTransform setIsJoinFetch(boolean isJoinFetch)

apply

public <U,V> JinqPostgresQuery<U> apply(JinqPostgresQuery<V> query,
                                        LambdaAnalysis lambda,
                                        SymbExArgumentHandler parentArgumentScope)
                                 throws QueryTransformException

Overrides:

apply in class RevenjOneLambdaQueryTransform

Throws:

QueryTransformException

createPairReader

protected <U> RowReader<U> createPairReader(RowReader<?> a,
                                            RowReader<?> b)

getTransformationTypeCachingTag

public String getTransformationTypeCachingTag()

Description copied from class: RevenjQueryTransform

Returns a String that can be used to identify the type of transformation being applied. This is useful for caching the effects of query transforms.

Specified by:

getTransformationTypeCachingTag in class RevenjQueryTransform