java 把文件压缩成 zip

package org.fh.util;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.util.zip.ZipEntry;
import java.util.zip.ZipOutputStream;

/**
 * 说明：java压缩成zip
 * 作者：FH Admin
 * from：fhadmin.cn
 */
public class FileZip {

/**
 * @param inputFileName 你要压缩的文件夹(整个完整路径)
 * @param zipFileName 压缩后的文件(整个完整路径)
 * @throws Exception
 */
public static Boolean zip(String inputFileName, String zipFileName) throws Exception {
zip(zipFileName, new File(inputFileName));
return true;
}

private static void zip(String zipFileName, File inputFile) throws Exception {
ZipOutputStream out = new ZipOutputStream(new FileOutputStream(zipFileName));
zip(out, inputFile, "");
out.flush();
out.close();
}

private static void zip(ZipOutputStream out, File f, String base) throws Exception {
if (f.isDirectory()) {
File[] fl = f.listFiles();
out.putNextEntry(new ZipEntry(base + "/"));
base = base.length() == 0 ? "" : base + "/";
for (int i = 0; i < fl.length; i++) {
zip(out, fl[i], base + fl[i].getName());
}
} else {
out.putNextEntry(new ZipEntry(base));
FileInputStream in = new FileInputStream(f);
int b;
while ((b = in.read()) != -1) {
out.write(b);
}
in.close();
}
}

 public static void main(String [] temp){
 try {
 zip("E:\\ftl","E:\\test.zip");//你要压缩的文件夹      和  压缩后的文件
 }catch (Exception ex) {
 ex.printStackTrace();
 }
}
}