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+package com.management.platform.util;
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+
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+import com.alibaba.excel.util.StringUtils;
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+import org.slf4j.Logger;
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+import org.slf4j.LoggerFactory;
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+
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+import java.io.*;
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+import java.util.Enumeration;
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+import java.util.zip.*;
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+
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+/**
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+ * @Description 压缩与解压工具
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+ * @Author yanghanwei
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+ * @Date 18:42 2019-11-20
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+ * @Version v1
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+ **/
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+public class ZipUtils {
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+
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+ private static final Logger logger = LoggerFactory.getLogger(ZipUtils.class);
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+
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+ /**
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+ * 压缩 zip
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+ * @param filePath 文件夹 全路径
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+ * @param fileName 文件夹名称
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+ * @param outPath 压缩文件保存路径
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+ */
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+ public static void zipFile(String filePath, String fileName, String outPath) {
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+ logger.info("filePath:{}, fileName:{}, outPath:{}", filePath, fileName, outPath);
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+ try {
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+ //创建Test.zip文件
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+ OutputStream is = new FileOutputStream(outPath);
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+ //检查输出流,采用CRC32算法，保证文件的一致性
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+ CheckedOutputStream cos = new CheckedOutputStream(is, new CRC32());
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+ //创建zip文件的输出流
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+ ZipOutputStream zos = new ZipOutputStream(cos);
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+ //需要压缩的文件或文件夹对象
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+ File file = new File(filePath);
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+ //压缩文件的具体实现函数
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+ zipFilePost(zos,file,filePath,fileName,outPath);
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+ zos.close();
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+ cos.close();
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+ is.close();
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+ System.out.println("压缩完成");
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+ } catch (Exception e) {
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+ logger.error("压缩失败zipFile，Exception:" + e);
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+ }
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+ }
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+
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+ /**
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+ * 压缩文件
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+ * @param zos zip文件的输出流
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+ * @param file 需要压缩的文件或文件夹对象
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+ * @param filePath 压缩的文件路径
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+ * @param fileName 需要压缩的文件夹名
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+ * @param outPath 缩完成后保存为Test.zip文件
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+ */
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+ private static void zipFilePost(ZipOutputStream zos, File file, String filePath, String fileName, String outPath){
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+
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+ try{
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+ String path = file.getPath();
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+ String zosName = "";
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+ if(!StringUtils.isEmpty(path)){
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+ zosName = path.substring(path.indexOf(fileName));
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+ }
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+ File[] files = file.listFiles();
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+ if(file.isDirectory() && files != null && files.length > 0) {
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+ // 创建压缩文件的目录结构
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+ zos.putNextEntry(new ZipEntry(zosName + File.separator));
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+ for(File f : files) {
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+ zipFilePost(zos, f, filePath, fileName, outPath);
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+ }
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+ } else {
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+ logger.info("正在压缩文件:{}",file.getName());
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+ // 创建压缩文件
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+ zos.putNextEntry(new ZipEntry(zosName));
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+ // 用字节方式读取源文件
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+ InputStream is = new FileInputStream(file.getPath());
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+ // 创建一个缓存区
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+ BufferedInputStream bis = new BufferedInputStream(is);
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+ // 字节数组,每次读取1024个字节
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+ byte [] b = new byte[1024];
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+ // 循环读取，边读边写
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+ while(bis.read(b)!=-1) {
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+ // 写入压缩文件
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+ zos.write(b);
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+ }
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+ //关闭流
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+ bis.close();
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+ is.close();
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+ }
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+ } catch (Exception e) {
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+ logger.error("压缩文件失败zipFilePost，Exception：" + e);
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+ }
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+ }
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+
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+ public static void unzip(String sourcePath, String targetPath) {
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+ //targetPath输出文件路径
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+ File targetFile = new File(targetPath);
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+ // 如果目录不存在，则创建
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+ if (!targetFile.exists()) {
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+ targetFile.mkdirs();
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+ }
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+ //sourcePath压缩包文件路径
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+ try (ZipFile zipFile = new ZipFile(new File(sourcePath))) {
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+ System.out.println("file nums:" + zipFile.size());
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+ Enumeration enumeration = zipFile.entries();
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+ while (enumeration.hasMoreElements()) {
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+ //依次获取压缩包内的文件实体对象
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+ ZipEntry entry = (ZipEntry) enumeration.nextElement();
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+ String name = entry.getName();
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+ if (entry.isDirectory()) {
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+ continue;
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+ }
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+ try (BufferedInputStream inputStream = new BufferedInputStream(zipFile.getInputStream(entry))) {
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+ // 需要判断文件所在的目录是否存在，处理压缩包里面有文件夹的情况
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+ String outName = targetPath + "/" + name;
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+ File outFile = new File(outName);
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+ File tempFile = new File(outName.substring(0, outName.lastIndexOf("/")));
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+ if (!tempFile.exists()) {
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+ tempFile.mkdirs();
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+ }
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+ try (BufferedOutputStream outputStream = new BufferedOutputStream(new FileOutputStream(outFile))) {
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+ int len;
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+ byte[] buffer = new byte[1024];
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+ while ((len = inputStream.read(buffer)) > 0) {
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+ outputStream.write(buffer, 0, len);
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+ }
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+ }
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+
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+ }
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+
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+ }
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+
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+ } catch (Exception e) {
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+ e.printStackTrace();
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+ }
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+ }
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+ public static void main(String[] args) throws Exception{
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+// String filePath = "/var/folders/88/jh37h0fj59l1f302jdryz4780000gn/T/201908月小微平台消耗-1574300435525/";
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+// // 需要压缩的文件夹名
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+// String fileName = "201908月小微平台消耗-1574300435525";
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+// // 压缩完成后保存为Test.zip文件，名字随意
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+// String outPath = "/var/folders/88/jh37h0fj59l1f302jdryz4780000gn/T/Test3.zip";
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+// zipFile(filePath, fileName, outPath);
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+
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+ String sourcePath = "C:\\gitproject\\manHourHousekeeper\\fhKeeper\\formulahousekeeper\\timesheet-workshop\\distPC.zip";
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+ String targetPath = "C:\\文档资料\\distPC";
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+ unzip(sourcePath, targetPath);
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+ }
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+}
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