## org.biojava.bio.program.tagvalue
Class RegexSplitter

    java.lang.Object
      org.biojava.bio.program.tagvalue.RegexSplitter

All Implemented Interfaces:
  ChangeTable.Splitter

    public class RegexSplitter

extends Object
implements ChangeTable.Splitter

A ValueChanger.Splitter that splits a line of text using a regular expression, returning one value per match.

A list of values is generated by effectively executing:

     matcher = pattern.matcher(value.toString());

     while(matcher.find()) {
       values.add(matcher.group(matchGroup);
     }

Since:
  1.3
Author:
  Matthew Pocock

Constructor Summary
`RegexSplitter(Pattern pattern, int matchGroup)` Create a new RegexSplitter with a pattern.

Method Summary
`List` `split(Object value)` Produce a list of values from an old value.

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

Constructor Detail

### RegexSplitter

    public RegexSplitter(Pattern pattern,
                         int matchGroup)

  Create a new RegexSplitter 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

### split

    public List split(Object value)

  Description copied from interface: `ChangeTable.Splitter`

  Produce a list of values from an old value.

  It is strongly recommended that this method is re-entrant and does not modify the state of the Splitter in a way that would affect future return -values.

  Specified by:
    `split` in interface `ChangeTable.Splitter`
  Parameters:
    `value` - the old value Object
  Returns:
    a List of value Objects produced by splitting the old value Object