02-zip文件打包

package com.day1;

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

public class Demo7 {

    /**
     * @param args
     * @throws Exception
     */
    public static void main(String[] args) throws Exception {

        copyFile();

    }

    private static void copyFile() throws Exception {

        System.out.println("开始拷贝");

        File src=new File("f:/src");     //源文件夹
        File dest=new File("f:/dest");  //目标文件夹

        File[] list = src.listFiles(new FilenameFilter() {
            @Override
            public boolean accept(File dir, String name) {
                boolean b=true;
                if(name.endsWith(".zip"))
                {
                    b=false;
                }
                return b;
            }
        });

        InputStream in=null;
        OutputStream out=null;

        File zipFile=new File("f:/src/crm.zip");
        FileOutputStream zipOut=new FileOutputStream(zipFile);
        ZipOutputStream zip=new ZipOutputStream(zipOut);
        zip.setComment("liuxunTEST") ;    // 设置注释
        for (File file : list) {

            File my=new File(dest,file.getName());

            in=new FileInputStream(file);
            out=new FileOutputStream(my);
            int len=-1;
            byte[] buffer=new byte[1024];

            //while((len=in.read(buffer)) != -1)
            //{
            //   out.write(buffer, 0, len);
            //}

            //存入压缩包当中
            ZipEntry entry=new ZipEntry(file.getName());
            zip.putNextEntry(entry);
            while((len=in.read(buffer)) != -1)
            {
                zip.write(buffer, 0, len);
            }

            in.close();
            out.close();
        }
        zip.close();
        zipOut.close();

    }

}