针对一个文件夹压缩成zip文件

import java.io.File;

import org.apache.tools.zip.ZipEntry;
import org.apache.tools.zip.ZipOutputStream;

import java.io.BufferedOutputStream;
import java.io.FileInputStream;
import java.io.FileOutputStream;

public class ZipTool {
/*
* inputFileName 输入一个文件夹
* zipFileName 输出一个压缩文件夹
*/
public void zip(String inputFileName,String zipFileName) throws Exception {
System.out.println("正在压缩文件======>"+inputFileName);
File zipDir = new File(zipFileName);
if(!zipDir.getParentFile().exists()){
zipDir.getParentFile().mkdirs();
}
zip(zipFileName, new File(inputFileName));
}

private void zip(String zipFileName, File inputFile) throws Exception {
ZipOutputStream out = new ZipOutputStream(new BufferedOutputStream(new FileOutputStream(zipFileName)));
out.setEncoding("GBK");
zip(out, inputFile, "");
System.out.println("======>生成压缩文件"+zipFileName);
out.close();
}

private void zip(ZipOutputStream out, File f, String base) throws Exception {
if (f.isDirectory()) {
File[] fl = f.listFiles();
if(base != ""){
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 {
if (base == "") {
base = f.getName();
}
out.putNextEntry(new ZipEntry(base));
FileInputStream in = new FileInputStream(f);
int b;
while ( (b = in.read()) != -1) {
out.write(b);
}
in.close();
}
}
/**
* 引用实例
* @param temp
*/
public static void main(String [] temp){
ZipTool book = new ZipTool();
try {
book.zip("D:\\新建文件夹","D:\\22.zip");//你要压缩的文件夹
}catch (Exception ex) {
ex.printStackTrace();
}
}
}