Java 壓縮文件示例

package cc.itzone.gln.zip;

import java.io.BufferedOutputStream;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.UnsupportedEncodingException;
import java.util.ArrayList;
import java.util.List;
import java.util.zip.CRC32;
import java.util.zip.CheckedOutputStream;
import java.util.zip.ZipEntry;
import java.util.zip.ZipOutputStream;
/**
* @author guoxl
* @date 2009-09-05
* @version 1.0
*/
public class FileUtils {
   public static void main(String[] args) {
     // 待壓縮的文件名列表
    List<String> lstFileNames = new ArrayList<String>();
    lstFileNames.add( "D:\\wefLogs\\log.2009-08-09-14.log");
    lstFileNames.add( "D:\\wefLogs\\log.2009-08-10-09.log");
    lstFileNames.add( "D:\\wefLogs\\log.2009-08-10-11.log");

     // 輸出的壓縮文件名
    String strOutputZipFileName = "D:\\test";
    
    FileUtils fileUtils = new FileUtils();
    fileUtils.zipFile(lstFileNames, strOutputZipFileName);
  }
  
   public void zipFile(List<String> lstFileNames, String strOutputZipFileName){
     try {
      FileOutputStream f = new FileOutputStream(strOutputZipFileName + ".zip");
      CheckedOutputStream ch = new CheckedOutputStream(f, new CRC32());
      ZipOutputStream out = new ZipOutputStream( new BufferedOutputStream(ch));
       for (String strFileName : lstFileNames) {
        BufferedReader in = new BufferedReader( new InputStreamReader( new FileInputStream(strFileName),
             "ISO8859_1"));

         int c;
        out.putNextEntry( new ZipEntry(strFileName.substring(strFileName.lastIndexOf(File.separator))));
         while ((c = in.read()) != -1)
          out.write(c);
        in.close();
      }
      out.close();
    } catch (FileNotFoundException e) {
       // TODO
      e.printStackTrace();
    } catch (UnsupportedEncodingException e) {
       // TODO
      e.printStackTrace();
    } catch (IOException e) {
       // TODO       e.printStackTrace();     }   } }