Java實現括號匹配

package Eric.ADT.Application;

import java.util.Scanner;

import Eric.ADT.MyStack;
import Eric.ADT.MyStack2;

/**
 * <p>
 * Title:BranketMatching
 * </p>
 * <p>
 * Description:本程序主要是棧的應用，實現括號匹配的問題
 * </p>
 * <p>
 * Location:Frostburg
 * </p>
 * 
 * @author: Eric.Chen
 * @date:2017年10月4日下午8:12:30
 */
public class BranketMatching {
    // {<([])>})
    public static void main(String[] args) {
        MyStack stack = new MyStack();
        System.out.println("請輸入要進行檢測的括號字符串，包括<>,(),{},[]:");
        Scanner sc = new Scanner(System.in);
        String str = sc.nextLine();
        if (str.length() % 2 != 0) {
            System.out.println("括號匹配失敗！！！");
        } else {
            String open = "<({[";
            String close = ">)}]";
            char[] charArray = str.toCharArray();
            for (int i = 0; i < charArray.length; i++) {
                if (open.indexOf(charArray[i]) != -1) {
                    stack.push(charArray[i]);
                }

                else if (close.indexOf(charArray[i]) != -1) {
                    char peek = (char) stack.peek();
                    if (charArray[i] - peek == 1 || charArray[i] - peek == 2) {
                        Object pop = stack.pop();
                    }
                }
            }
            if (stack.isempty()) {
                System.out.println("括號匹配成功！！！");
            } else {
                System.out.println("括號匹配失敗！！！");

            }

        }
    }

}