压缩类[实践篇]--使用ant.jar压缩

时间：2007-08-22 来源：sdwsyjp

Comprosser.java package edu.sdau.util; import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.util.zip.ZipOutputStream;
import org.apache.tools.zip.ZipEntry; public class Compressor {
/**
* 压缩文件
* @param zipFileName 保存的压缩包文件路径
* @param inputFile 需要压缩的文件夹或者文件路径
* @throws Exception
*/
public static void zip(String zipFileName, String inputFile) throws Exception {
  zip(zipFileName, new File(inputFile));
} private static void zip(String zipFileName, File inputFile) throws Exception {
  ZipOutputStream out = new ZipOutputStream(new FileOutputStream(
    zipFileName));
  zip(out, inputFile, "");
  System.out.println("zip done");
  out.close();
}
    /**
     * 递归压缩方法
     * @param out 压缩包输出流
     * @param f    需要压缩的文件
     * @param base 压缩的路径
     * @throws Exception
     */
private static void zip(ZipOutputStream out, File f, String base) throws Exception {
  System.out.println("Zipping " + f.getName()); //记录日志，开始压缩
  if (f.isDirectory()) { // 如果是文件夹，则获取下面的所有文件
   File[] fl = f.listFiles();
   out.putNextEntry(new ZipEntry(base + "/"));
   base = base.length() == 0 ? "" : base + "/";
   for (int i = 0; i < fl.length; i++) {
    zip(out, fl[i], base + fl[i].getName());
   }
  } else { // 如果是文件，则压缩
   out.putNextEntry(new ZipEntry(base)); // 生成下一个压缩节点
   FileInputStream in = new FileInputStream(f); // 读取文件内容
   int b;
   while ((b = in.read()) != -1)
    out.write(b); // 写入到压缩包
   in.close();
  }
}
}
test.java package edu.sdau.util; import java.io.File; public class Test { /**
* @param args
*/
public static void main(String[] args) {
  // TODO Auto-generated method stub
  final String ZIP_FILE_NAME="D:"+File.separator+"杨金鹏.zip";
  final String INPUT_FILE="D:"+File.separator+"Program Files"+File.separator+"Apache Software Foundation"+File.separator+"Tomcat 6.0"+File.separator+"webapps"+File.separator+"computer"+File.separator+"upFiles";
  try {
   Compressor.zip(ZIP_FILE_NAME, INPUT_FILE);
  } catch (Exception e) {
   // TODO Auto-generated catch block
   e.printStackTrace();
  } } } 中文出现乱码!!待解决!!