私人数组【2】

import java.util.ArrayList;public class XMArray {private Object[] XMArray = new Object[0];public void push(Object obj) {Object bak[] = XMArray;XMArray = new Object[XMArray.length + 1];for (int i = 0; i < bak.length; i++) {XMArray[i] = bak[i];}XMArray[XMArray.length - 1] = obj;}public Object get(int i) {return XMArray[i];}public void remove(int i) {XMArray[i] = "00%0*0(0$0#@_!)*&^%$OpFGJjasd+";String flag = "00%0*0(0$0#@_!)*&^%$OpFGJjasd+";Object bak[] = XMArray;XMArray = new Object[XMArray.length - 1];for (int j = 0; j < bak.length; j++) {if (((String) bak[j]).equals(flag)) {XMArray[j] = bak[j + 1];} else if (j == bak.length - 1) {XMArray[j - 1] = bak[j];} else {XMArray[j] = bak[j];}}}public void set(int i, Object obj) {XMArray[i] = obj;}public Object pop() {Object obj = null;try {obj = XMArray[0];Object[] obj2 = new Object[XMArray.length - 1];for (int i = 0; i < XMArray.length - 1; i++) {obj2[i] = XMArray[i + 1];}XMArray = obj2;return obj;} catch (Exception e) {return obj;}}public static void main(String[] args) {XMArray a = new XMArray();a.push("a");a.push("b");a.push("c");a.pop();a.pop();//a.pop();//a.pop();for (int i = 0; i < a.XMArray.length; i++) {System.out.println(a.get(i));}}}