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));
		}
	}
}