java 写入写出 zip

package com.su.test.aaaTest.ioTest;

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

/**

• 将文件压缩到 zip 中
  */
  public class ZipExample2 {
  public static void main(String[] args) {
  File[] files = new File[2];
  files[0] = new File(“E:\ideaTest\zip\file1.txt”);
  files[1] = new File(“E:\ideaTest\zip\file2.txt”);
  // File[] files2 = {
  // new File(“E:\ideaTest\zip\file1.txt”),
  // new File(“E:\ideaTest\zip\file2.txt”)
  // };
  String targetPath = “E:\ideaTest\zip\example2.zip”;
  writeToZip(files,targetPath);
  }

  public static void writeToZip(File[] files, String targetPath){
  try {
  // 创建一个ZipOutputStream对象，用于将文件写入zip文件
  FileOutputStream fos = new FileOutputStream(targetPath);
  ZipOutputStream zos = new ZipOutputStream(fos);

       for(int i = 0; i < files.length; i++){byte[] buffer = new byte[1024];int len;// 添加文件到zip文件中ZipEntry zipEntry1 = new ZipEntry(files[i].getName());zos.putNextEntry(zipEntry1);// 将文件内容写入zip文件FileInputStream fis1 = new FileInputStream(files[i]);while ((len = fis1.read(buffer)) > 0) {zos.write(buffer, 0, len);}}// 关闭zip文件zos.closeEntry();zos.close();fos.close();} catch (IOException e) {e.printStackTrace();}
  

  }

}

package com.su.test.aaaTest.ioTest;

import java.io.BufferedReader;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.zip.ZipEntry;
import java.util.zip.ZipInputStream;

/**

• 从 zip 文件中读取文件
  */
  public class ZipExampleRead2 {
  public static void main(String[] args) {
  String sourcePath = “E:\ideaTest\zip\example.zip”;
  readFromZip(sourcePath);
  }

  public static void readFromZip(String sourcePath){
  try {
  // 读取zip文件中的文件
  FileInputStream fis = new FileInputStream(sourcePath);
  ZipInputStream zis = new ZipInputStream(fis);
  ZipEntry zipEntry = zis.getNextEntry();

       StringBuffer buff = new StringBuffer();BufferedReader br = new BufferedReader(new InputStreamReader(zis));while (zipEntry != null) {System.out.println("FileName: " + zipEntry.getName());System.out.println("FileSize: " + zipEntry.getSize());//                System.out.println("LastModified: " + zipEntry.getLastModifiedDate());System.out.println("LastModified: " + zipEntry.getLastModifiedTime());// 读取文件内容String line;while ((line = br.readLine()) != null){System.out.println("--line:"+line);buff.append(line + "\r\n");}// 关闭当前文件zis.closeEntry();zipEntry = zis.getNextEntry();  // 防止无限循环}System.out.println("buff:\n"+buff);zis.close();fis.close();} catch (IOException e) {e.printStackTrace();}
  

  }
  /**

  • FileName: file1.txt
  • FileSize: -1
  • LastModified: 2024-02-20T14:03:06Z
  • –line:哦哦呀呀呀呀呀呀呀呀呀呀呀呀---------------------哦哦
  • –line:hhhhhhhhhhhhhhhhhhhhhhhhhh
  • FileName: file2.txt
  • FileSize: -1
  • LastModified: 2024-02-20T14:03:06Z
  • –line:lllllllllllllllllllllllllllllll
  • –line:哈哈哈
  • buff:
  • 哦哦呀呀呀呀呀呀呀呀呀呀呀呀---------------------哦哦
  • hhhhhhhhhhhhhhhhhhhhhhhhhh
  • lllllllllllllllllllllllllllllll
  • 哈哈哈哈哈

  */

}