org.openimaj.text.util

Class RegexUtil

java.lang.Object

org.openimaj.text.util.RegexUtil

public class RegexUtil
extends Object

A collection of utility functions for regex construction

Author:

Sina Samangooei (ss@ecs.soton.ac.uk)

Constructor Summary

Constructors

Constructor and Description
RegexUtil()

Method Summary

Modifier and Type	Method and Description
static String	neg_lookahead(String r)
static String	optional(String r)
static String	pos_lookahead(String r)
static String	regex_char_neg(List<String> puncs)
static String	regex_or_match(List<String> items)
static String	regex_or_match(PatternProvider... patterns)
static String	regex_or_match(String... items)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

RegexUtil

public RegexUtil()

Method Detail

regex_or_match

public static String regex_or_match(String... items)

Parameters:

items -

Returns:

match within brackets a set of "or"ed items

regex_or_match

public static String regex_or_match(PatternProvider... patterns)

Parameters:

patterns -

Returns:

match wtihin brackets a set of "or"ed patterns (calling PatternProvider.patternString())

regex_or_match

public static String regex_or_match(List<String> items)

Parameters:

items -

Returns:

using StringUtils.join(java.util.Collection, String) or together a list of strings

regex_char_neg

public static String regex_char_neg(List<String> puncs)

Parameters:

puncs -

Returns:

negate

pos_lookahead

public static String pos_lookahead(String r)

Parameters:

r -

Returns:

construct a positive equality lookahead

neg_lookahead

public static String neg_lookahead(String r)

Parameters:

r -

Returns:

construct a negative equality lookahead

optional

public static String optional(String r)

Parameters:

r -

Returns:

construct an optional