org.skyscreamer.yoga.util
Class ParenthesisUtil

java.lang.Object
  org.skyscreamer.yoga.util.ParenthesisUtil

public class ParenthesisUtil
extends Object

Utility for finding nested parentheses

Author:

Solomon Duskis , Corby Page , Carter Page

Constructor Summary

ParenthesisUtil()

Method Summary

static int

getMatchingParenthesisIndex(CharSequence selector, int index) Given an index of an opening parenthesis "(", find the matching closing parenthesis ")".

Methods inherited from class java.lang.Object

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

Constructor Detail

ParenthesisUtil

public ParenthesisUtil()

Method Detail

getMatchingParenthesisIndex

public static int getMatchingParenthesisIndex(CharSequence selector,
                                              int index)
                                       throws ParseSelectorException

Given an index of an opening parenthesis "(", find the matching closing parenthesis ")". If there are embedded parenthesis inside the matching pair, this method will ignore them.

Example:

      getMatchingParenthesis("a(b(c))", 1) returns 6
      getMatchingParenthesis("a(b(c))", 3) returns 5
 

Parameters:

selector - String to analyze for the matching selector

index - Index of the opening parenthesis to match

Returns:

Index of matching closing parenthesis

Throws:

ParseSelectorException