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| | | package com.yeshi.fanli.util;
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| | | import java.io.File;
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| | | import java.io.FileInputStream;
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| | | import java.io.FileOutputStream;
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| | | import java.io.IOException;
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| | | import java.io.InputStream;
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| | | import javax.servlet.http.HttpServletRequest;
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| | | import org.apache.commons.codec.digest.DigestUtils;
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| | | import org.apache.commons.io.IOUtils;
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| | | public class FileUtil {
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| | | @SuppressWarnings("deprecation")
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| | | public static String getRealPath(HttpServletRequest request, String folderName) {
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| | | String f = request.getRealPath(folderName);
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| | | if (!new File(f).exists())
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| | | new File(f).mkdirs();
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| | | return f;
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| | | }
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| | | public static String getFileMD5(File file) throws IOException {
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| | | FileInputStream fis = new FileInputStream(file);
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| | | String md5 = DigestUtils.md5Hex(IOUtils.toByteArray(fis));
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| | | IOUtils.closeQuietly(fis);
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| | | return md5;
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| | | }
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| | | public static void deleteFileDir(File path) {
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| | | if (!path.exists())
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| | | return;
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| | | if (path.isFile()) {
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| | | path.delete();
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| | | return;
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| | | }
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| | | File[] files = path.listFiles();
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| | | for (int i = 0; i < files.length; i++) {
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| | | deleteFileDir(files[i]);
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| | | }
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| | | path.delete();
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| | | }
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| | | public static String saveAsFile(InputStream inputStream, String path) throws IOException {
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| | | if (!new File(path).exists()) {
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| | | new File(path).createNewFile();
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| | | }
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| | | FileOutputStream fileOut = new FileOutputStream(new File(path));
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| | | byte[] buf = new byte[1024 * 8];
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| | | while (true) {
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| | | int read = 0;
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| | | if (inputStream != null) {
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| | | read = inputStream.read(buf);
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| | | }
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| | | if (read == -1) {
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| | | break;
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| | | }
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| | | fileOut.write(buf, 0, read);
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| | | }
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| | | fileOut.close();
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| | | return path;
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| | | }
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| | | public static String getCacheDir() {
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| | | String os = System.getProperty("os.name");
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| | | if (os.toLowerCase().startsWith("win")) {
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| | | File f = new File("D:/cache");
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| | | if (!f.exists())
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| | | f.mkdirs();
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| | | return f.getPath();
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| | | } else {
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| | | File f = new File("/usr/local/cache");
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| | | if (!f.exists())
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| | | f.mkdirs();
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| | | return f.getPath();
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| | | }
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| | | }
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| | | }
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| | | package com.yeshi.fanli.util; |
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| | | |
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| | | import java.io.File; |
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| | | import java.io.FileInputStream; |
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| | | import java.io.FileOutputStream; |
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| | | import java.io.IOException; |
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| | | import java.io.InputStream; |
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| | | |
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| | | import javax.servlet.http.HttpServletRequest; |
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| | | |
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| | | import org.apache.commons.codec.digest.DigestUtils; |
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| | | import org.apache.commons.io.IOUtils; |
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| | | |
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| | | public class FileUtil { |
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| | | |
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| | | @SuppressWarnings("deprecation") |
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| | | public static String getRealPath(HttpServletRequest request, String folderName) { |
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| | | String f = request.getRealPath(folderName); |
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| | | if (!new File(f).exists()) |
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| | | new File(f).mkdirs(); |
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| | | return f; |
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| | | } |
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| | | |
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| | | public static String getFileMD5(File file) throws IOException { |
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| | | FileInputStream fis = new FileInputStream(file); |
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| | | String md5 = DigestUtils.md5Hex(IOUtils.toByteArray(fis)); |
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| | | IOUtils.closeQuietly(fis); |
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| | | return md5; |
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| | | } |
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| | | |
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| | | public static void deleteFileDir(File path) { |
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| | | if (!path.exists()) |
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| | | return; |
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| | | if (path.isFile()) { |
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| | | path.delete(); |
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| | | return; |
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| | | } |
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| | | File[] files = path.listFiles(); |
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| | | for (int i = 0; i < files.length; i++) { |
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| | | deleteFileDir(files[i]); |
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| | | } |
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| | | path.delete(); |
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| | | } |
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| | | |
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| | | public static String saveAsFile(InputStream inputStream, String path) throws IOException { |
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| | | if (!new File(path).exists()) { |
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| | | new File(path).createNewFile(); |
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| | | } |
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| | | |
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| | | FileOutputStream fileOut = new FileOutputStream(new File(path)); |
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| | | byte[] buf = new byte[1024 * 8]; |
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| | | while (true) { |
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| | | int read = 0; |
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| | | if (inputStream != null) { |
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| | | read = inputStream.read(buf); |
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| | | } |
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| | | if (read == -1) { |
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| | | break; |
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| | | } |
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| | | fileOut.write(buf, 0, read); |
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| | | } |
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| | | fileOut.close(); |
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| | | return path; |
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| | | } |
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| | | |
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| | | public static String getCacheDir() { |
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| | | |
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| | | String os = System.getProperty("os.name"); |
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| | | if (os.toLowerCase().startsWith("win")) { |
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| | | File f = new File("C:/cache"); |
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| | | if (!f.exists()) |
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| | | f.mkdirs(); |
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| | | return f.getPath(); |
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| | | } else { |
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| | | File f = new File("/usr/local/cache"); |
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| | | if (!f.exists()) |
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| | | f.mkdirs(); |
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| | | return f.getPath(); |
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| | | } |
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| | | } |
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| | | |
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| | | } |
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