java 把文件压缩成zip文件

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ackage org.fh.util;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.util.zip.ZipEntry;
import java.util.zip.ZipOutputStream;

/**
* 说明：java压缩成zip
* 作者：FH Admin
* from：fhadmin.cn
*/
public class FileZip {

/**
* @param inputFileName 你要压缩的文件夹(整个完整路径)
* @param zipFileName 压缩后的文件(整个完整路径)
* @throws Exception
*/
public static Boolean zip(String inputFileName, String zipFileName) throws Exception {
zip(zipFileName, new File(inputFileName));
return true;
}

private static void zip(String zipFileName, File inputFile) throws Exception {
ZipOutputStream out = new ZipOutputStream(new FileOutputStream(zipFileName));
zip(out, inputFile, "");
out.flush();
out.close();
}

private static void zip(ZipOutputStream out, File f, String base) throws Exception {
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();
}
}

public static void main(String [] temp){
try {
zip("E:\\ftl","E:\\test.zip");//你要压缩的文件夹 和 压缩后的文件
}catch (Exception ex) {
ex.printStackTrace();
}
}
}

 

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