将目录下文件压缩至多个包

package com.asia.test.TestZipFiles;

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

public class ziptest {

	
	public static void main(String[] args) {
		// TODO Auto-generated method stub
		ziptest ziptest = new ziptest();
		try {
			ziptest.zip("E:\\","E:\\新建文件夹 (2) - 副本",50);
			File file = new File("E:\\新建文件夹 (2) - 副本");
			ziptest.deleteFiles(file);
		} catch (Exception e) {
			e.printStackTrace();
		}
	}
	
	private void deleteFiles(File file){
		if(file.isDirectory()){
			File[] files = file.listFiles();
			for(int i=0; i<files.length;i++){
				deleteFiles(files[i]);
			}
		}
		file.delete();
	}
	
	
	private void zip(String zipPath, String dirPath,int count) throws Exception {
		System.out.println("压缩中...");
		File inputFile = new File(dirPath);
		File[] fl = inputFile.listFiles();
		int k = fl.length/count;
		int h = fl.length%count;
		for(int j=0;j<=k;j++){
			if(j<k){
					File zipFile = new File(zipPath+"testzip_"+j+".zip");
					FileOutputStream fileOutputStream = new FileOutputStream(zipFile);
					ZipOutputStream out = new ZipOutputStream(fileOutputStream);
					BufferedOutputStream bo = new BufferedOutputStream(out);			
					for(int i = j*count; i < (j+1)*count; i++){
						zip(out, fl[i], bo); // 递归遍历子文件夹
					}
					bo.close();
					out.close(); // 输出流关闭		
			}
			if(j==k && h!=0){
				File zipFile = new File(zipPath+"testzip_"+j+".zip");
				FileOutputStream fileOutputStream = new FileOutputStream(zipFile);
				ZipOutputStream out = new ZipOutputStream(fileOutputStream);
				BufferedOutputStream bo = new BufferedOutputStream(out);			
				for(int i = j*count; i < fl.length; i++){
					zip(out, fl[i], bo); // 递归遍历子文件夹
				}
				bo.close();
				out.close();     // 输出流关闭	
			}
		}
		System.out.println("压缩完成");
	}
	
	
	
	private void zip(ZipOutputStream out, File f,BufferedOutputStream bo) throws Exception { // 方法重载
		out.putNextEntry(new ZipEntry(f.getName())); // 创建zip压缩进入点base
		FileInputStream in = new FileInputStream(f);
		BufferedInputStream bi = new BufferedInputStream(in);
		int b;
		while ((b = bi.read()) != -1) {
			bo.write(b); // 将字节流写入当前zip目录
		}
		bi.close();
		in.close(); // 输入流关闭
		bo.flush();
	}
}