RegexChanger (core 1.9.5 API)

java.lang.Object
- org.biojava.bio.program.tagvalue.RegexChanger

All Implemented Interfaces:

ChangeTable.Changer
```
public class RegexChanger
extends Object
implements ChangeTable.Changer
```
A ValueChanger.Changer that returns a specific match value using a regex Pattern.

Since:

1.3

Author:

Matthew Pocock

- Constructor Summary
  
  Constructors
  Constructor Description
  
  RegexChanger(Pattern pattern, int matchGroup)
  Create a new RegexChanger with a pattern.
- Method Summary
  
  All Methods Instance Methods Concrete Methods
  Modifier and Type Method Description
  
  Object change(Object value)
  Produce a modified value from an old value.
  - Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - RegexChanger
```
public RegexChanger(Pattern pattern,
                    int matchGroup)
```
    Create a new RegexChanger with a pattern.
    
    Parameters:
    
    pattern - the Pattern used to split values
    
    matchGroup - the group to pull out - use 0 to pull out the whole match
- Method Detail
  - change
```
public Object change(Object value)
              throws ParserException
```
    Description copied from interface: ChangeTable.Changer
    
    Produce a modified value from an old value.
    
    It is strongly recommended that this method is re-entrant and does not modify the state of the Changer in a way that would affect future return -values.
    
    Specified by:
    
    change in interface ChangeTable.Changer
    
    Parameters:
    
    value - the old value Object
    
    Returns:
    
    the new value Object
    
    Throws:
    
    ParserException - if value could not be changed