62 lines
1.7 KiB
Java
62 lines
1.7 KiB
Java
package io.metersphere.xmind.utils;
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import io.metersphere.commons.utils.LogUtil;
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import org.springframework.web.multipart.MultipartFile;
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import java.io.File;
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import java.io.FileOutputStream;
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import java.io.InputStream;
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import java.io.OutputStream;
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public class FileUtil {
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//获取流文件
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private static void inputStreamToFile(InputStream ins, File file) {
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try (OutputStream os = new FileOutputStream(file);) {
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int bytesRead = 0;
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byte[] buffer = new byte[8192];
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while ((bytesRead = ins.read(buffer, 0, 8192)) != -1) {
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os.write(buffer, 0, bytesRead);
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}
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} catch (Exception e) {
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LogUtil.error(e.getMessage());
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}
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}
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/**
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* MultipartFile 转 File
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*
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* @param file
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* @throws Exception
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*/
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public static File multipartFileToFile(MultipartFile file) {
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if (file != null && file.getSize() > 0) {
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try (InputStream ins = file.getInputStream();) {
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File toFile = new File(file.getOriginalFilename());
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inputStreamToFile(ins, toFile);
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return toFile;
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} catch (Exception e) {
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LogUtil.error(e.getMessage());
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}
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}
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return null;
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}
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public static boolean deleteDir(File dir) {
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if (dir.isDirectory()) {
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String[] children = dir.list();
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// 递归删除目录中的子目录下
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for (int i = 0; i < children.length; i++) {
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boolean success = deleteDir(new File(dir, children[i]));
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if (!success) {
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return false;
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}
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}
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}
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// 目录此时为空，可以删除
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return dir.delete();
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}
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}
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