String[]与ArrayList<object>以及List<String>之间的相互转化

package zy.page.demo.test;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.List;

import zy.page.demo.model.Excelmodel;

public class SubStringTest {
	public static void main(String[] args) {
		String str = "2322qq.com,jack,2322qq.com,jack,[e-mail],zy,[e-mail],zy,[e-mail],zy";
		String[] arr = str.split(",");
		Excelmodel eml =new Excelmodel() ;
		ArrayList<Excelmodel> al = new ArrayList<Excelmodel>();
		for (int i = 0; i < arr.length - 1; i++) {
			eml.setEmail(arr[i]);
			int j = i + 1;
			eml.setName(arr[j]);
			String email=eml.getEmail();
			String name=eml.getName();
			Excelmodel em=new Excelmodel(email,name);
			System.out.println("email" + em.getEmail());
			System.out.println("name" + em.getName());
			i = i + 1;
			al.add(em);
		}

		
		for(int i=0;i<al.size();i++){
			System.out.println(al.get(i).getEmail()+al.size()+al.get(i).getName());
		}
		//数组转化为list
		List<String> list = Arrays.asList(arr);
		for (int i = 0; i < list.size(); i++) {
			System.out.println(list.get(i));
		}

	}
}