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