org.apache.lucene.queryParser.core.nodes

Class ParametricRangeQueryNode

java.lang.Object

org.apache.lucene.queryParser.core.nodes.QueryNodeImpl

org.apache.lucene.queryParser.core.nodes.ParametricRangeQueryNode

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable, FieldableNode, QueryNode, RangeQueryNode<ParametricQueryNode>

public class ParametricRangeQueryNode
extends QueryNodeImpl
implements RangeQueryNode<ParametricQueryNode>

A ParametricRangeQueryNode represents LE, LT, GE, GT, EQ, NE query. Example: date >= "2009-10-10" OR price = 200

See Also:

Serialized Form

Field Summary

Fields inherited from class org.apache.lucene.queryParser.core.nodes.QueryNodeImpl

PLAINTEXT_FIELD_NAME, toQueryStringIgnoreFields

Constructor Summary

Constructors

Constructor and Description
ParametricRangeQueryNode(ParametricQueryNode lowerBound, ParametricQueryNode upperBound)

Method Summary

Modifier and Type	Method and Description
ParametricRangeQueryNode	cloneTree() Recursive clone the QueryNode tree The tags are not copied to the new tree when you call the cloneTree() method
java.lang.CharSequence	getField() Returns the field associated to the node and every node under it.
ParametricQueryNode	getLowerBound()
ParametricQueryNode	getUpperBound()
boolean	isLowerInclusive()
boolean	isUpperInclusive()
void	setField(java.lang.CharSequence fieldName) Associates the node to a field.
java.lang.CharSequence	toQueryString(EscapeQuerySyntax escapeSyntaxParser) convert to a query string understood by the query parser
java.lang.String	toString() Every implementation of this class should return pseudo xml like this: For FieldQueryNode:

Methods inherited from class org.apache.lucene.queryParser.core.nodes.QueryNodeImpl

add, add, allocate, clone, containsTag, containsTag, getChildren, getParent, getTag, getTag, getTagMap, getTags, isDefaultField, isLeaf, isRoot, set, setLeaf, setTag, setTag, unsetTag, unsetTag

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.lucene.queryParser.core.nodes.QueryNode

add, add, containsTag, containsTag, getChildren, getParent, getTag, getTag, getTagMap, getTags, isLeaf, set, setTag, setTag, unsetTag, unsetTag

Constructor Detail

ParametricRangeQueryNode

public ParametricRangeQueryNode(ParametricQueryNode lowerBound,
                                ParametricQueryNode upperBound)

Method Detail

getUpperBound

public ParametricQueryNode getUpperBound()

Specified by:

getUpperBound in interface RangeQueryNode<ParametricQueryNode>

getLowerBound

public ParametricQueryNode getLowerBound()

Specified by:

getLowerBound in interface RangeQueryNode<ParametricQueryNode>

toQueryString

public java.lang.CharSequence toQueryString(EscapeQuerySyntax escapeSyntaxParser)

Description copied from interface: QueryNode

convert to a query string understood by the query parser

Specified by:

toQueryString in interface QueryNode

getField

public java.lang.CharSequence getField()

Description copied from interface: FieldableNode

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

Specified by:

getField in interface FieldableNode

Returns:

the field name

toString

public java.lang.String toString()

Description copied from class: QueryNodeImpl

Every implementation of this class should return pseudo xml like this: For FieldQueryNode:

Specified by:

toString in interface QueryNode

Overrides:

toString in class QueryNodeImpl

See Also:

QueryNode.toString()

cloneTree

public ParametricRangeQueryNode cloneTree()
                                   throws java.lang.CloneNotSupportedException

Description copied from interface: QueryNode

Recursive clone the QueryNode tree The tags are not copied to the new tree when you call the cloneTree() method

Specified by:

cloneTree in interface QueryNode

Overrides:

cloneTree in class QueryNodeImpl

Returns:

the cloned tree

Throws:

java.lang.CloneNotSupportedException

setField

public void setField(java.lang.CharSequence fieldName)

Description copied from interface: FieldableNode

Associates the node to a field.

Specified by:

setField in interface FieldableNode

Parameters:

fieldName - the field name

isLowerInclusive

public boolean isLowerInclusive()

Specified by:

isLowerInclusive in interface RangeQueryNode<ParametricQueryNode>

isUpperInclusive

public boolean isUpperInclusive()

Specified by:

isUpperInclusive in interface RangeQueryNode<ParametricQueryNode>