• java 将指定文件夹递归的进行zip打包压缩


    package tmp.MavenTest;
     
    import java.io.BufferedInputStream;
    import java.io.File;
    import java.io.FileInputStream;
    import java.io.FileNotFoundException;
    import java.io.FileOutputStream;
    import java.io.IOException;
    import java.text.ParseException;
    import java.text.SimpleDateFormat;
    import java.util.ArrayList;
    import java.util.Collections;
    import java.util.Comparator;
    import java.util.Date;
    import java.util.List;
    import java.util.logging.Logger;
    import java.util.zip.ZipEntry;
    import java.util.zip.ZipOutputStream;
     
    //定时将指定文件夹下的所有文件压缩
    public class ZipFilesUtil {
        
        public static void compress(File f, String baseDir, ZipOutputStream zos){
            if(!f.exists()){
                System.out.println("待压缩的文件目录或文件"+f.getName()+"不存在");
                return;
            }
            
     
            File[] fs = f.listFiles();
            BufferedInputStream bis = null;  
            //ZipOutputStream zos = null; 
            byte[] bufs = new byte[1024*10];
            FileInputStream fis = null;
            
            
            try{
                //zos = new ZipOutputStream(new FileOutputStream(zipFile));
                for(int i=0; i<fs.length; i++){
                    String fName =  fs[i].getName();
                    System.out.println("压缩:" + baseDir+fName);     
                    if(fs[i].isFile()){
                        ZipEntry zipEntry = new ZipEntry(baseDir+fName);//
                        zos.putNextEntry(zipEntry);    
                        //读取待压缩的文件并写进压缩包里
                        fis = new FileInputStream(fs[i]);
                        bis = new BufferedInputStream(fis, 1024*10);
                        int read = 0;
                        while((read=bis.read(bufs, 0, 1024*10))!=-1){
                            zos.write(bufs, 0, read);
                        }
                        //如果需要删除源文件,则需要执行下面2句
                        //fis.close();
                        //fs[i].delete();
                    }
                    else if(fs[i].isDirectory()){
                        compress(fs[i], baseDir+fName+"/", zos);
                    }
                }//end for
            }catch  (IOException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            } finally{
                //关闭流
                try {
                    if(null!=bis)
                        bis.close();
                    //if(null!=zos)
                        //zos.close();
                    if(null!=fis)
                        fis.close();
                } catch (IOException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                }    
            }
            
        }
     
        public static void main( String[] args ) throws ParseException
        {
     
            String sourceFilePath = "D:\Eclipse_XJ\work_space\WebProbe\downloadfiles";
            
            File sourceDir = new File(sourceFilePath);
            File zipFile = new File(sourceFilePath+".zip");
            ZipOutputStream zos = null;
            try {
                 zos = new ZipOutputStream(new FileOutputStream(zipFile));
                 String baseDir = "downloadfiles/";
                 compress(sourceDir, baseDir, zos);
            } catch (FileNotFoundException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            } finally{
                if(zos!=null)
                    try {
                        zos.close();
                    } catch (IOException e) {
                        // TODO Auto-generated catch block
                        e.printStackTrace();
                    }
            }
        }
        
    }

    转载:https://blog.csdn.net/u010366748/article/details/78615004
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  • 原文地址:https://www.cnblogs.com/zengdingxin/p/10754725.html
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