ZipUtils

package com.pcss.util;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;

import org.apache.tools.zip.ZipEntry;
import org.apache.tools.zip.ZipOutputStream;
import org.apache.commons.lang.StringUtils;

import com.ioif.util.Logger;

public class ZipUtils {
    
    private ZipUtils(){
    }
    
    public static void doCompress(String srcFile, String newName, String zipFile) throws IOException {
        doCompress(new File(srcFile), newName, new File(zipFile));
    }
    
    public static void doCompress(String srcFile, String newName, ZipOutputStream out, String dir) throws IOException {
       doCompress(new File(srcFile), newName, out, dir);
    }
    
    /**
     * 文件压缩
     * @param srcFile 目录或者单个文件
     * @param zipFile 压缩后的ZIP文件
     */
    public static void doCompress(File srcFile, String newName, File zipFile) throws IOException {
        ZipOutputStream out = null;
        try {
            out = new ZipOutputStream(new FileOutputStream(zipFile));
            doCompress(srcFile, newName, out);
        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            out.close();//记得关闭资源
        }
    }
    
    public static void doCompress(String filelName, String newName, ZipOutputStream out) throws IOException{
        doCompress(new File(filelName), newName, out);
    }
    
    public static void doCompress(File file, String newName, ZipOutputStream out) throws IOException{
        doCompress(file, newName, out, "");
    }
    
    public static void doCompress(File inFile, String newName, ZipOutputStream out, String dir) throws IOException {
        if ( inFile.isDirectory() ) {
            File[] files = inFile.listFiles();
            if (files!=null && files.length>0) {
                for (File file : files) {
                    String name = inFile.getName();
                    if (!"".equals(dir)) {
                        name = dir + "/" + name;
                    }
                    ZipUtils.doCompress(file, newName, out, name);
                }
            }
        } else {
             ZipUtils.doZip(inFile, newName, out, dir);
        }
    }
    
    public static void doZip(File inFile, String newName, ZipOutputStream out, String dir) throws IOException {
        String entryName = null;
        if (!"".equals(dir)) {
           if(StringUtils.isNotBlank(newName)){
              entryName = dir + "/" + newName;
           }else{
              entryName = dir + "/" + inFile.getName();
           }
        } else {
           if(StringUtils.isNotBlank(newName)){
              entryName = newName;
           }else{
              entryName = inFile.getName();
           }
        }
        
        entryName = java.net.URLDecoder.decode(entryName, "UTF-8"); // 需要转换两次
        entryName = java.net.URLDecoder.decode(entryName, "UTF-8");
        ZipEntry entry = new ZipEntry(entryName);
        out.putNextEntry(entry);
        out.setEncoding("gbk");
        
        int len = 0 ;
        byte[] buffer = new byte[1024];
        FileInputStream fis = new FileInputStream(inFile);
        while ((len = fis.read(buffer)) > 0) {
            out.write(buffer, 0, len);
            out.flush();
        }
        inFile.getCanonicalPath();
        inFile.getAbsolutePath();
        
        Logger.getLogger().info("----------文件压缩完成，文件地址："+inFile.getAbsolutePath()+"  文件名称："+entryName);
        out.closeEntry();
        fis.close();
    }
    
    public static void main(String[] args) throws IOException {
        //doCompress("F:/secret/","", "F:/secret.zip");
       
        ZipOutputStream out = new ZipOutputStream(new FileOutputStream("D:\\resin-4.0.59-maven\\webapps\\pcfile\\lawDoc\\ABC_20200710 09;39;08.zip"));
       doCompress("D:\\resin-4.0.59-maven\\webapps\\pcfile\\lawDoc\\3_20200703102023.txt", "", out, "");
       out.close();
    }
    
}