Package ddf.security.expansion.impl

Class RegexExpansion

java.lang.Object

ddf.security.expansion.impl.AbstractExpansion

ddf.security.expansion.impl.RegexExpansion

All Implemented Interfaces:

ddf.security.expansion.Expansion

public class RegexExpansion
extends AbstractExpansion

Field Summary

Fields inherited from class ddf.security.expansion.impl.AbstractExpansion

CFG_COMMENT_STR, DEFAULT_CONFIG_FILE_NAME, DEFAULT_VALUE_SEPARATOR, expansionTable, LOGGER, RULE_SPLIT_REGEX, rulePattern, SEPARATOR_PREFIX

Constructor Summary

Constructors

Constructor	Description
RegexExpansion()

Method Summary

Modifier and Type	Method	Description
protected String	doExpansion(String original, String[] rule)	Performs an expansion using regular expressions for both parts of the rule.

Methods inherited from class ddf.security.expansion.impl.AbstractExpansion

addExpansionList, addExpansionRule, expand, expand, getExpansionMap, loadConfiguration, removeExpansionRule, setAttributeSeparator, setExpansionFileName, setExpansionMap, setExpansionRules, split, update

Methods inherited from class java.lang.Object

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

Constructor Details

RegexExpansion

public RegexExpansion()

Method Details

doExpansion

protected String doExpansion(String original,
 String[] rule)

Performs an expansion using regular expressions for both parts of the rule. The first element is a regular expression identifying what to find in the original string, the second element is a regular expression indicating what is to be replaced (may contain substitution groups, etc.)

Specified by:

doExpansion in class AbstractExpansion

Parameters:

original - The original string to be expanded

rule - Two values specifying the expression to search for and the expression to replace it with

Returns:

the (potentially) expanded string as a result of applying the expansion rule