Java之文件压缩打包成zip包

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package com.biubiu.utils;
 
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.util.zip.ZipEntry;
import java.util.zip.ZipOutputStream;
 
public class Utils {
 
    public static void zipDir(String sourcePath, String zipPath) throws Exception {
        ZipOutputStream zos = null;
        FileInputStream fis = null;
        try {
            zos = new ZipOutputStream(new FileOutputStream(zipPath));
            File sourceDir = new File(sourcePath);
            File[] listFiles = sourceDir.listFiles();
            for (File file : listFiles) {
                // 向zip输出流中添加一个zip实体，构造器中name为zip实体的文件的名字
                zos.putNextEntry(new ZipEntry(sourceDir.getName() + File.separator + file.getName()));
                // copy文件到zip输出流中
                int len;
                fis = new FileInputStream(file);
                byte[] buffer = new byte[2048];
                while ((len = fis.read(buffer)) != -1) {
                    zos.write(buffer, 0, len);
                    zos.flush();
                }
                if (fis != null) {
                    fis.close();
                }
            }
        } catch (Exception e) {
            throw new Exception("创建ZIP文件失败");
        } finally {
            if (zos != null) {
                zos.close();
            }
            if (fis != null) {
                fis.close();
            }
        }
    }
}

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