FileToZip 文件压缩工具类

public class FileToZip {

/**
 * 将存放在sourceFilePath目录下的源文件,打包成fileName名称的zip文件,并存放到zipFilePath路径下
 * @param sourceFilePath :待压缩的文件路径
 * @param zipFilePath :压缩后存放路径
 * @param fileName :压缩后文件的名称
 * @return
 */
public static boolean fileToZip(String sourceFilePath,String zipFilePath,String fileName){
      boolean flag = false;
      File sourceFile = new File(sourceFilePath);
      FileInputStream fis = null;
      BufferedInputStream bis = null;
      FileOutputStream fos = null;
      ZipOutputStream zos = null;
      
      if(sourceFile.exists() == false){
           System.out.println("待压缩的文件目录:"+sourceFilePath+"不存在.");
      }else{
           try {
                File zipFile = new File(zipFilePath + "/" + fileName +".zip");
                if(zipFile.exists()){
                      System.out.println(zipFilePath + "目录下存在名字为:" + fileName +".zip" +"打包文件.");
                }else{
                      File[] sourceFiles = sourceFile.listFiles();
                      if(null == sourceFiles || sourceFiles.length<1){
                           System.out.println("待压缩的文件目录:" + sourceFilePath + "里面不存在文件,无需压缩.");
                      }else{
                           fos = new FileOutputStream(zipFile);
                           zos = new ZipOutputStream(new BufferedOutputStream(fos));
                           byte[] bufs = new byte[1024*10];
                           for(int i=0;i<sourceFiles.length;i++){
                                //创建ZIP实体,并添加进压缩包
                                ZipEntry zipEntry = new ZipEntry(sourceFiles[i].getName());
                                zos.putNextEntry(zipEntry);
                                //读取待压缩的文件并写进压缩包里
                                fis = new FileInputStream(sourceFiles[i]);
                                bis = new BufferedInputStream(fis, 1024*10);
                                int read = 0;
                                while((read=bis.read(bufs, 0, 1024*10)) != -1){
                                     zos.write(bufs,0,read);
                                }
                           }
                           flag = true;
                      }
                }
           } catch (FileNotFoundException e) {
                e.printStackTrace();
                throw new RuntimeException(e);
           } catch (IOException e) {
                e.printStackTrace();
                throw new RuntimeException(e);
           } finally{
                //关闭流
                try {
                      if(null != bis) bis.close();
                      if(null != zos) zos.close();
                } catch (IOException e) {
                      e.printStackTrace();
                      throw new RuntimeException(e);
                }
           }
      }
      return flag;
}

public static void main(String[] args){
      String sourceFilePath = "D:\test\202010";
      String zipFilePath = "D:\test\202010";
      String fileName = "打包测试";
      boolean flag = FileToZip.fileToZip(sourceFilePath, zipFilePath, fileName);
      if(flag){
           System.out.println("文件打包成功!");
      }else{
           System.out.println("文件打包失败!");
      }
}

}

原文地址:https://www.cnblogs.com/jianzhixuan/p/13878798.html