NumberFormatTransformer (Solr 8.5.1 API)

java.lang.Object
- org.apache.solr.handler.dataimport.Transformer
- - org.apache.solr.handler.dataimport.NumberFormatTransformer

```
public class NumberFormatTransformer
extends Transformer
```
A Transformer instance which can extract numbers out of strings. It uses NumberFormat class to parse strings and supports Number, Integer, Currency and Percent styles as supported by NumberFormat with configurable locales.

Refer to http://wiki.apache.org/solr/DataImportHandler for more details.

This API is experimental and may change in the future.

Since:

solr 1.3

Field Summary

Fields
Modifier and Type	Field	Description
`static String`	`CURRENCY`
`static String`	`FORMAT_STYLE`
`static String`	`INTEGER`
`static String`	`LOCALE`
`static String`	`NUMBER`
`static String`	`PERCENT`

Constructor Summary

Constructors
Constructor Description

NumberFormatTransformer()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`Object`	`transformRow(Map<String,Object> row, Context context)`	The input is a row of data and the output has to be a new row.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - FORMAT_STYLE
```
public static final String FORMAT_STYLE
```
    See Also:
    
    Constant Field Values
  - LOCALE
```
public static final String LOCALE
```
    See Also:
    
    Constant Field Values
  - NUMBER
```
public static final String NUMBER
```
    See Also:
    
    Constant Field Values
  - PERCENT
```
public static final String PERCENT
```
    See Also:
    
    Constant Field Values
  - INTEGER
```
public static final String INTEGER
```
    See Also:
    
    Constant Field Values
  - CURRENCY
```
public static final String CURRENCY
```
    See Also:
    
    Constant Field Values
- Constructor Detail
  - NumberFormatTransformer
```
public NumberFormatTransformer()
```
- Method Detail
  - transformRow
```
public Object transformRow(Map<String,Object> row,
                           Context context)
```
    Description copied from class: Transformer
    
    The input is a row of data and the output has to be a new row.
    
    Specified by:
    
    transformRow in class Transformer
    
    Parameters:
    
    row - A row of data
    
    context - The current context
    
    Returns:
    
    The changed data. It must be a Map<String, Object> if it returns only one row or if there are multiple rows to be returned it must be a List<Map<String, Object>>