压缩文件（ant.jar）

package com.itsv.util;

import java.io.*;

import org.apache.tools.zip.ZipOutputStream;
/**
 * <p>Title: 压缩文件程序 </p>
 * <p>Description: 包含如下功能:</p>
 * <p>1. 压缩文件(zip)</p>
 * <p>@author: kingmxj 2009-11-09 </p>
 * <p>@version: 1.0</p>
 * <p>since: 1.0</p>
 * <p>see: 无</p>
 * @preserve
 */
public class AntZip {

	/**
	 * 压缩文件(zip)
	 * @param needtozipfilepath
	 * @param zipFileName
	 */
	public static void createDownLoadZipFileByAntZip(String needtozipfilepath,
			String zipFileName) {
		try {
			File srcPath = new File(needtozipfilepath);
			int len1 = srcPath.listFiles().length;
			String[] filenames = new String[len1];
			byte[] buf = new byte[1024];
			File[] files = srcPath.listFiles();
			for (int i = 0; i < len1; i++) {
				filenames[i] = srcPath.getPath() + File.separator + files[i].getName();
			}
			ZipOutputStream out = new ZipOutputStream(new FileOutputStream(zipFileName));
			for (int i = 0; i < filenames.length; i++) {
				FileInputStream in = new FileInputStream(filenames[i]);
				out.putNextEntry(new org.apache.tools.zip.ZipEntry(files[i].getName()));
				int len;
				while ((len = in.read(buf)) > 0) {
					out.write(buf, 0, len);
				}
				out.closeEntry();
				in.close();
			}
			out.close();
		} catch (Exception e) {
			e.printStackTrace();
		}
	}
	
	public static void main(String arg[]) {
		String srcPath = "D:\\kingmxj\\mxj";
		String outFilename = new String("D:\\kingmxj\\压缩-antzip.rar");
		AntZip.createDownLoadZipFileByAntZip(srcPath, outFilename);
	}
}

评论

1 楼 lixiaoyang1216 2012-08-08  

请问，为什么我压缩后，压缩文件为空。原文件是有值的。？？？？