자바 zip 파일 로 압축

package com;

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


public class ZipInput {



        private static final int  BUFFER_SIZE = 2 * 1024;

        /**
         *    ZIP   1
         * @param srcDir        
         * @param out           
         * @param KeepDirStructure             ,true:      ;
         *                          false:             (  ：                ,     )
         * @throws RuntimeException             
         */

        public static void toZip(String srcDir, OutputStream out, boolean KeepDirStructure) throws RuntimeException{
            long start = System.currentTimeMillis();
            ZipOutputStream zos = null ;
            try {
                zos = new ZipOutputStream(out);
                File sourceFile = new File(srcDir);
                compress(sourceFile,zos,sourceFile.getName(),KeepDirStructure);
                //         
                File srcDirFile=new File(srcDir);
                delete(srcDirFile);
                long end = System.currentTimeMillis();
                System.out.println("    ，  ：" + (end - start) +" ms");
            } catch (Exception e) {
                throw new RuntimeException("zip error from ZipUtils",e);
            }finally{
                if(zos != null){
                    try {
                        zos.close();
                    } catch (IOException e) {
                        e.printStackTrace();
                    }
                }
            }
        }

    /**
     *
     * @param srcDirFile          
     */
    private static void delete(File srcDirFile) {
        if (srcDirFile.isFile()){//       ， ，   
            System.out.println(srcDirFile.getAbsoluteFile());//    
            srcDirFile.delete();
        }else{//    ，     
            String[] childFilePath = srcDirFile.list();//              
            for (String path:childFilePath){
                File childFile= new File(srcDirFile.getAbsoluteFile()+"/"+path);
                delete(childFile);//  ，        
            }
            System.out.println(srcDirFile.getAbsoluteFile());
            srcDirFile.delete();
        }
    }


    /**
         *    ZIP   2
         * @param srcFiles          
         * @param out                  
         * @throws RuntimeException             
         */

        public static void toZip(List srcFiles , OutputStream out)throws RuntimeException {
            long start = System.currentTimeMillis();
            ZipOutputStream zos = null ;
            try {
                zos = new ZipOutputStream(out);
                for (File srcFile : srcFiles) {
                    byte[] buf = new byte[BUFFER_SIZE];
                    zos.putNextEntry(new ZipEntry(srcFile.getName()));
                    int len;
                    FileInputStream in = new FileInputStream(srcFile);
                    while ((len = in.read(buf)) != -1){
                        zos.write(buf, 0, len);
                    }
                    zos.closeEntry();
                    in.close();
                }
                long end = System.currentTimeMillis();
                System.out.println("    ，  ：" + (end - start) +" ms");
            } catch (Exception e) {
                throw new RuntimeException("zip error from ZipUtils",e);
            }finally{
                if(zos != null){
                    try {
                        zos.close();
                    } catch (IOException e) {
                        e.printStackTrace();
                    }
                }
            }

        }



        /**
         *       
         95
         * @param sourceFile    
         * @param zos        zip   
         * @param name             
         * @param KeepDirStructure             ,true:      ;
         *                          false:             (  ：                ,     )
         * @throws Exception
         */

        private static void compress(File sourceFile, ZipOutputStream zos, String name, boolean KeepDirStructure) throws Exception{
            byte[] buf = new byte[BUFFER_SIZE];
            if(sourceFile.isFile()){
                //  zip        zip  ，    name zip        
                zos.putNextEntry(new ZipEntry(name));
                // copy   zip    
                int len;
                FileInputStream in = new FileInputStream(sourceFile);
                while ((len = in.read(buf)) != -1){
                    zos.write(buf, 0, len);
                }
                // Complete the entry
                zos.closeEntry();
                in.close();
            } else {
                File[] listFiles = sourceFile.listFiles();
                if(listFiles == null || listFiles.length == 0){
                    //             ,           
                    if(KeepDirStructure){
                        //        
                        zos.putNextEntry(new ZipEntry(name + "/"));
                        //     ，      copy
                        zos.closeEntry();
                    }
                }else {
                    for (File file : listFiles) {
                        //                
                        if (KeepDirStructure) {
                            //   ：file.getName()                 ,
                            //                     , ：               
                            compress(file, zos, name + "/" + file.getName(),KeepDirStructure);
                        } else {
                            compress(file, zos, file.getName(),KeepDirStructure);
                        }
                    }
                }
            }
        }
        public static void main(String[] args) throws Exception {
            /**       1  */
            FileOutputStream fos1 = new FileOutputStream(new File("E:\
ight\\ \\mytest01.zip"));
            ZipInput.toZip("E:\
ight\\ \\mytest01", fos1,true);
            /**       2  */
        /*    List fileList = new ArrayList();
            fileList.add(new File("D:/Java/jdk1.7.0_45_64bit/bin/jar.exe"));
            fileList.add(new File("D:/Java/jdk1.7.0_45_64bit/bin/java.exe"));
            FileOutputStream fos2 = new FileOutputStream(new File("c:/mytest02.zip"));
            ZipInput.toZip(fileList, fos2);*/

        }

    }