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

java.lang.Object
  extended by org.apache.lucene.queryParser.core.nodes.QueryNodeImpl
      extended by org.apache.lucene.queryParser.core.nodes.ParametricRangeQueryNode
All Implemented Interfaces:
Serializable, Cloneable, FieldableNode, QueryNode
Direct Known Subclasses:
RangeQueryNode

public class ParametricRangeQueryNode
extends QueryNodeImpl
implements FieldableNode

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
ParametricRangeQueryNode(ParametricQueryNode lowerBound, ParametricQueryNode upperBound)
           
 
Method Summary
 ParametricRangeQueryNode cloneTree()
          Recursive clone the QueryNode tree The tags are not copied to the new tree when you call the cloneTree() method
 CharSequence getField()
          Returns the field associated to the node and every node under it.
 ParametricQueryNode getLowerBound()
           
 ParametricQueryNode getUpperBound()
           
 void setField(CharSequence fieldName)
          Associates the node to a field.
 CharSequence toQueryString(EscapeQuerySyntax escapeSyntaxParser)
          convert to a query string understood by the query parser
 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, getChildren, getParent, getTag, getTags, isDefaultField, isLeaf, isRoot, set, setLeaf, setTag, 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, getChildren, getParent, getTag, getTags, isLeaf, set, setTag, unsetTag
 

Constructor Detail

ParametricRangeQueryNode

public ParametricRangeQueryNode(ParametricQueryNode lowerBound,
                                ParametricQueryNode upperBound)
Method Detail

getUpperBound

public ParametricQueryNode getUpperBound()

getLowerBound

public ParametricQueryNode getLowerBound()

toQueryString

public 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 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 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 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:
CloneNotSupportedException

setField

public void setField(CharSequence fieldName)
Description copied from interface: FieldableNode
Associates the node to a field.

Specified by:
setField in interface FieldableNode
Parameters:
fieldName - the field name


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