02-zip文件打包

时间：2022-10-13 08:15:34
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();

    }

}

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