下列程序实现对ZIP文件file.zip中的检索,在横线处填入正确的语句
package test;
import java.io.*;
import java.util.*;
import java.util.zip.*;
public class Exam
public static void main(String[]args)
try
FilelnputStream fis=new FilelnputStream(”test/file.zip”);
ZipInputStream zis=new ZipInputStrealn(fis);
ZipEntry en;
while((____)!=null)
en.getname();
zis.CloseEntry();
zis.close();
catch(Exception e)
e.printStackTrace()
A.en=zis.getNextEntry()
B.en==zis.getNextEntry()
C.en=zis.getEntry()
D.zis.getNextEntry()