多个文件一次性打成一个ZIP包,怎么弄? 我有5个文件,我要把这5个文件打成一个ZIP的文件。要求解压缩后还是5个文件!!!我写了一个程序,只能对一个文件操作,两个以上就有问题。跪求解决方案,在线等!!!! 解决方案 » 免费领取超大流量手机卡,每月29元包185G流量+100分钟通话, 中国电信官方发货 package com.orbis.oams.util;/** * 压缩和解压缩文件 * Mao Hangjun */import java.util.*;import java.util.zip.*;import java.io.*;public class Zip { public Zip(){} /** * 压缩目录下的文件 * @param zipFileName * @param inputFile 目录 * @throws java.lang.Exception */ public void zip(String zipFileName, String inputFile) throws IOException { zip(zipFileName, new File(inputFile)); } /** * 压缩文件 * @param zipFileName * @param inputFile 文件 * @throws java.lang.Exception */ public void zip(String zipFileName, File inputFile) throws IOException { ZipOutputStream out = new ZipOutputStream(new FileOutputStream(zipFileName)); zip(out, inputFile, ""); System.out.println("压缩成功!"); out.close(); } public void zip(ZipOutputStream out, File f, String base) throws IOException { System.out.println("正在压缩 " + f.getName()); if (f.isDirectory()) { 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 { out.putNextEntry(new ZipEntry(base)); FileInputStream in = new FileInputStream(f); int b; while ( (b = in.read()) != -1) out.write(b); in.close(); } } /** * 解压缩 * @param zipFileName * @param outputDirectory 输出目录 * @throws java.lang.Exception */ public void unzip(String zipFileName, String outputDirectory) throws IOException { ZipInputStream in = new ZipInputStream(new FileInputStream(zipFileName)); ZipEntry z; while ( (z = in.getNextEntry()) != null) { System.out.println("正在解压 " + z.getName()); if (z.isDirectory()) { String name = z.getName(); name = name.substring(0, name.length() - 1); File f = new File(outputDirectory + File.separator + name); f.mkdir(); System.out.println("创建目录 " + outputDirectory + File.separator + name); } else { File f = new File(outputDirectory + File.separator + z.getName()); f.createNewFile(); FileOutputStream out = new FileOutputStream(f); int b; while ( (b = in.read()) != -1) out.write(b); out.close(); } } in.close(); } public static void main(String[] args) { try { Zip t = new Zip();// t.zip("D:\\IdeaProjects.zip", "D:\\IdeaProjects");// t.unzip("d:\\ddd\\api.jar", "d:\\ddd\\"); } catch (Exception e) { e.printStackTrace(System.out); } }} 把连接ACCESS数据库换成SQLsever 代码应该怎样改?初学者 请指点! 多线程协作 CyclicBarrier 如何<b>重复<b>使用 如何把jtable某列设置为boolean? 子窗口的问题 如何把一个vector里的数变成数组??求助!!!!!!!!! http://localhost:8080无法打开,帮忙解决一下 这是package问题吗? eclipse使用的问题! 简单的面试题!!! 一个还没解决的问题,请各位看有什么办法,帮帮忙! 现在开发AJAX Web站点都用什么框架和工具? applet 怎样锁定窗体的大小,让她不改变。
* 压缩和解压缩文件
* Mao Hangjun
*/
import java.util.*;
import java.util.zip.*;
import java.io.*;public class Zip {
public Zip(){} /**
* 压缩目录下的文件
* @param zipFileName
* @param inputFile 目录
* @throws java.lang.Exception
*/
public void zip(String zipFileName, String inputFile) throws IOException {
zip(zipFileName, new File(inputFile));
} /**
* 压缩文件
* @param zipFileName
* @param inputFile 文件
* @throws java.lang.Exception
*/
public void zip(String zipFileName, File inputFile) throws IOException {
ZipOutputStream out = new ZipOutputStream(new FileOutputStream(zipFileName));
zip(out, inputFile, "");
System.out.println("压缩成功!");
out.close();
} public void zip(ZipOutputStream out, File f, String base) throws IOException {
System.out.println("正在压缩 " + f.getName());
if (f.isDirectory()) {
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 {
out.putNextEntry(new ZipEntry(base));
FileInputStream in = new FileInputStream(f);
int b;
while ( (b = in.read()) != -1)
out.write(b);
in.close();
} } /**
* 解压缩
* @param zipFileName
* @param outputDirectory 输出目录
* @throws java.lang.Exception
*/
public void unzip(String zipFileName, String outputDirectory) throws
IOException {
ZipInputStream in = new ZipInputStream(new FileInputStream(zipFileName));
ZipEntry z;
while ( (z = in.getNextEntry()) != null) {
System.out.println("正在解压 " + z.getName());
if (z.isDirectory()) {
String name = z.getName();
name = name.substring(0, name.length() - 1);
File f = new File(outputDirectory + File.separator + name);
f.mkdir();
System.out.println("创建目录 " + outputDirectory + File.separator + name);
}
else {
File f = new File(outputDirectory + File.separator + z.getName());
f.createNewFile();
FileOutputStream out = new FileOutputStream(f);
int b;
while ( (b = in.read()) != -1)
out.write(b);
out.close();
}
} in.close();
} public static void main(String[] args) {
try {
Zip t = new Zip();
// t.zip("D:\\IdeaProjects.zip", "D:\\IdeaProjects");
// t.unzip("d:\\ddd\\api.jar", "d:\\ddd\\");
}
catch (Exception e) {
e.printStackTrace(System.out);
}
}
}