Package org.apache.lucene.queryparser.flexible.core.nodes

Interface FieldableNode

All Superinterfaces:

QueryNode

All Known Subinterfaces:

FieldValuePairQueryNode<T>, RangeQueryNode<T>

All Known Implementing Classes:

AbstractRangeQueryNode, FieldQueryNode, FuzzyQueryNode, IntervalQueryNode, MultiPhraseQueryNode, PhraseSlopQueryNode, PointQueryNode, PointRangeQueryNode, PrefixWildcardQueryNode, QuotedFieldQueryNode, RegexpQueryNode, SlopQueryNode, TermRangeQueryNode, TokenizedPhraseQueryNode, WildcardQueryNode

public interface FieldableNode
extends QueryNode

A query node implements FieldableNode interface to indicate that its children and itself are associated to a specific field.

If it has any children which also implements this interface, it must ensure the children are associated to the same field.

Method Summary

Modifier and Type	Method	Description
CharSequence	getField()	Returns the field associated to the node and every node under it.
void	setField(CharSequence fieldName)	Associates the node to a field.

Methods inherited from interface org.apache.lucene.queryparser.flexible.core.nodes.QueryNode

add, add, cloneTree, containsTag, getChildren, getParent, getTag, getTagMap, isLeaf, removeChildren, removeFromParent, set, setTag, toQueryString, toString, unsetTag

Method Details

getField

CharSequence getField()

Returns the field associated to the node and every node under it.

Returns:

the field name

setField

void setField(CharSequence fieldName)

Associates the node to a field.

Parameters:

fieldName - the field name