com.exalead.search.query.node

Class PathUnion

java.lang.Object

com.exalead.search.query.node.Node

com.exalead.search.query.node.NaryNode

com.exalead.search.query.node.PathUnion

public class PathUnion
extends NaryNode

Query using a graph representation: it returns objects that match the first query, its child match the second, its second child the third, etc.

Nested Class Summary

Nested classes/interfaces inherited from class com.exalead.search.query.node.NaryNode

NaryNode.ScoreAction

Field Summary

Fields

Modifier and Type	Field and Description
boolean	equivalence
NaryNode.ScoreAction	scoreAction

Fields inherited from class com.exalead.search.query.node.NaryNode

content

Fields inherited from class com.exalead.search.query.node.Node

indexOptions

Constructor Summary

Constructors

Constructor and Description
PathUnion()
PathUnion(java.util.List<Node> children, IndexOptions options) Create a boolean OR from several nodes
PathUnion(PathUnion other)

Method Summary

Modifier and Type	Method and Description
Node	accept(NodeVisitor visitor)
Node	cloneNode()
NaryNode.ScoreAction	getScoreAction()
PathUnion	setEquivalence()
PathUnion	setMAX() Switch this Or node to MAX operation on the score
void	toELLQL(java.lang.StringBuilder buffer, boolean sortNAry)

Methods inherited from class com.exalead.search.query.node.NaryNode

addChild, addChildren, contentToELLQLSeq, copyContentFrom, copyContentTo, doubleToEllqlString, getContent, getContentSize, getContentUnsafe, setContent

Methods inherited from class com.exalead.search.query.node.Node

copyOptionsFrom, escapeStr, getHighlight, toELLQLBinary, toELLQLConstant, toELLQLNAry, toELLQLUnary, unEscapeStr

Methods inherited from class java.lang.Object

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

Field Detail

scoreAction

public NaryNode.ScoreAction scoreAction

equivalence

public boolean equivalence

Constructor Detail

PathUnion

public PathUnion()

PathUnion

public PathUnion(java.util.List<Node> children,
                 IndexOptions options)

Create a boolean OR from several nodes

PathUnion

public PathUnion(PathUnion other)

Method Detail

cloneNode

public Node cloneNode()

Specified by:

cloneNode in class Node

setMAX

public PathUnion setMAX()

Switch this Or node to MAX operation on the score

getScoreAction

public NaryNode.ScoreAction getScoreAction()

setEquivalence

public PathUnion setEquivalence()

toELLQL

public void toELLQL(java.lang.StringBuilder buffer,
                    boolean sortNAry)

Specified by:

toELLQL in class Node

accept

public Node accept(NodeVisitor visitor)
            throws QueryProcessingException

Specified by:

accept in class Node

Throws:

QueryProcessingException