java.lang.Object
- org.apache.lucene.queryParser.core.nodes.QueryNodeImpl
- - org.apache.lucene.queryParser.standard.nodes.NumericQueryNode

All Implemented Interfaces:

Serializable, Cloneable, FieldableNode, FieldValuePairQueryNode<Number>, QueryNode, ValueQueryNode<Number>
```
public class NumericQueryNode
extends QueryNodeImpl
implements FieldValuePairQueryNode<Number>
```
This query node represents a field query that holds a numeric value. It is similar to FieldQueryNode, however the getValue() returns a Number.

See Also:

NumericConfig, Serialized Form

Field Summary
- Fields inherited from class org.apache.lucene.queryParser.core.nodes.QueryNodeImpl
  PLAINTEXT_FIELD_NAME, toQueryStringIgnoreFields

Constructor Summary

Constructors
Constructor	Description
`NumericQueryNode(CharSequence field, Number value, NumberFormat numberFormat)`	Creates a `NumericQueryNode` object using the given field, `Number` value and `NumberFormat` used to convert the value to `String`.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`CharSequence`	`getField()`	Returns the field associated with this node.
`NumberFormat`	`getNumberFormat()`	Returns the `NumberFormat` used to convert the value to `String`.
`protected CharSequence`	`getTermEscaped(EscapeQuerySyntax escaper)`	This method is used to get the value converted to `String` and escaped using the given `EscapeQuerySyntax`.
`Number`	`getValue()`	Returns the numeric value as `Number`.
`void`	`setField(CharSequence fieldName)`	Sets the field associated with this node.
`void`	`setNumberFormat(NumberFormat format)`	Sets the `NumberFormat` used to convert the value to `String`.
`void`	`setValue(Number value)`	Sets the numeric value.
`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, cloneTree, 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, cloneTree, containsTag, containsTag, getChildren, getParent, getTag, getTag, getTagMap, getTags, isLeaf, set, setTag, setTag, unsetTag, unsetTag

- Constructor Detail
  - NumericQueryNode
```
public NumericQueryNode(CharSequence field,
                        Number value,
                        NumberFormat numberFormat)
```
    Creates a NumericQueryNode object using the given field, Number value and NumberFormat used to convert the value to String.
    
    Parameters:
    
    field - the field associated with this query node
    
    value - the value hold by this node
    
    numberFormat - the NumberFormat used to convert the value to String
- Method Detail
  - getField
```
public CharSequence getField()
```
    Returns the field associated with this node.
    
    Specified by:
    
    getField in interface FieldableNode
    
    Returns:
    
    the field associated with this node
  - setField
```
public void setField(CharSequence fieldName)
```
    Sets the field associated with this node.
    
    Specified by:
    
    setField in interface FieldableNode
    
    Parameters:
    
    fieldName - the field associated with this node
  - getTermEscaped
```
protected CharSequence getTermEscaped(EscapeQuerySyntax escaper)
```
    This method is used to get the value converted to String and escaped using the given EscapeQuerySyntax.
    
    Parameters:
    
    escaper - the EscapeQuerySyntax used to escape the value String
    
    Returns:
    
    the value converte to String and escaped
  - 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
  - setNumberFormat
```
public void setNumberFormat(NumberFormat format)
```
    Sets the NumberFormat used to convert the value to String.
    
    Parameters:
    
    format - the NumberFormat used to convert the value to String
  - getNumberFormat
```
public NumberFormat getNumberFormat()
```
    Returns the NumberFormat used to convert the value to String.
    
    Returns:
    
    the NumberFormat used to convert the value to String
  - getValue
```
public Number getValue()
```
    Returns the numeric value as Number.
    
    Specified by:
    
    getValue in interface ValueQueryNode<Number>
    
    Returns:
    
    the numeric value
  - setValue
```
public void setValue(Number value)
```
    Sets the numeric value.
    
    Specified by:
    
    setValue in interface ValueQueryNode<Number>
    
    Parameters:
    
    value - the numeric value
  - 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()

Class NumericQueryNode

Field Summary

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

Constructor Summary

Method Summary

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

Methods inherited from class java.lang.Object

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

Constructor Detail

NumericQueryNode

Method Detail

getField

setField

getTermEscaped

toQueryString

setNumberFormat

getNumberFormat

getValue

setValue

toString