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@@ -0,0 +1,696 @@
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+package com.fdkankan.util;
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+
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+import com.alibaba.fastjson.JSONObject;
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+import lombok.extern.slf4j.Slf4j;
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+import org.springframework.util.ResourceUtils;
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+import sun.misc.BASE64Decoder;
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+
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+import java.io.*;
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+import java.net.HttpURLConnection;
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+import java.net.URL;
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+import java.net.URLDecoder;
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+import java.util.*;
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+
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+@Slf4j
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+public class FileUtils {
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+
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+ //文件路径+名称
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+ private static String fileNameTemp;
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+
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+ public static void uploadImg(String path, String base64Data)
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+ throws Exception {
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+ byte[] bt = null;
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+ try {
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+ BASE64Decoder decoder = new BASE64Decoder();
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+ if (base64Data.startsWith("data:image/png;base64,")) {
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+ bt = decoder.decodeBuffer(base64Data.replace("data:image/png;base64,", ""));
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+ } else if (base64Data.startsWith("data:image/jpeg;base64,")) {
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+ bt = decoder.decodeBuffer(base64Data.replace("data:image/jpeg;base64,", ""));
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+ } else if (base64Data.startsWith("data:image/bmp;base64,")) {
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+ bt = decoder.decodeBuffer(base64Data.replace("data:image/bmp;base64,", ""));
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+ } else {
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+ return;
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+ }
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+ writeBinary(bt, path);
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+ } catch (IOException e) {
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+ e.printStackTrace();
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+ }
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+ }
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+
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+ private static void writeBinary(byte[] buf, String filePath) throws Exception {
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+ File fout = new File(filePath);
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+ if (!fout.getParentFile().exists()) {
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+ fout.getParentFile().mkdirs();
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+ }
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+ FileOutputStream fos = new FileOutputStream(fout);
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+ ByteArrayInputStream stream = new ByteArrayInputStream(buf);
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+ BufferedOutputStream bos = new BufferedOutputStream(fos);//设置输出路径
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+ BufferedInputStream bis = new BufferedInputStream(stream);
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+ int b = -1;
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+ while ((b = bis.read()) != -1) {
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+ bos.write(b);
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+ }
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+ bis.close();
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+ bos.close();
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+ }
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+
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+ public static boolean createDir(String destDirName) {
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+ File dir = new File(destDirName);
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+ if (dir.exists()) {
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+ System.out.println("创建目录" + destDirName + "失败,目标目录已经存在");
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+ return false;
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+ }
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+ if (!destDirName.endsWith(File.separator)) {
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+ destDirName = destDirName + File.separator;
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+ }
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+ //创建目录
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+ if (dir.mkdirs()) {
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+ System.out.println("创建目录" + destDirName + "成功!");
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+ return true;
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+ } else {
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+ System.out.println("创建目录" + destDirName + "失败!");
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+ return false;
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+ }
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+ }
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+
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+
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+ /**
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+ * 创建文件
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+ * @param fileName 文件名称
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+ * @param fileContent 文件内容
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+ * @return 是否创建成功,成功则返回true
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+ */
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+ public static boolean createFile(String path, String fileName,String fileContent){
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+ Boolean bool = false;
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+ fileNameTemp = path+fileName+".json";//文件路径+名称+文件类型
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+ File file = new File(fileNameTemp);
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+ try {
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+ File folder = new File(path);
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+ if (!folder.exists()){
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+ folder.mkdirs();
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+ }
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+ //如果文件不存在,则创建新的文件
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+ if(!file.exists()){
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+ file.createNewFile();
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+ bool = true;
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+ System.out.println("success create file,the file is "+ fileNameTemp);
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+ //创建文件成功后,写入内容到文件里
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+ writeFileContent(fileNameTemp, fileContent);
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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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+ return bool;
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+ }
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+
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+ /**
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+ * 向文件中写入内容
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+ * @param filePath 文件路径与名称
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+ * @param newstr 写入的内容
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+ * @return
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+ * @throws IOException
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+ */
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+ public static boolean writeFileContent(String filePath, String newstr) throws IOException{
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+ Boolean bool = false;
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+ String filein = newstr+"\r\n";//新写入的行,换行
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+ String temp = "";
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+
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+ FileInputStream fis = null;
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+ InputStreamReader isr = null;
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+ BufferedReader br = null;
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+ FileOutputStream fos = null;
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+ PrintWriter pw = null;
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+ try {
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+ File file = new File(filePath);//文件路径(包括文件名称)
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+ //将文件读入输入流
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+ fis = new FileInputStream(file);
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+ isr = new InputStreamReader(fis);
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+ br = new BufferedReader(isr);
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+ StringBuffer buffer = new StringBuffer();
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+
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+ //文件原有内容
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+ for(int i=0;(temp =br.readLine())!=null;i++){
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+ buffer.append(temp);
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+ // 行与行之间的分隔符 相当于“\n”
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+ buffer = buffer.append(System.getProperty("line.separator"));
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+ }
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+ buffer.append(filein);
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+
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+ fos = new FileOutputStream(file);
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+ pw = new PrintWriter(fos);
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+ pw.write(buffer.toString().toCharArray());
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+ pw.flush();
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+ bool = true;
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+ } catch (Exception e) {
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+ // TODO: handle exception
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+ e.printStackTrace();
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+ }finally {
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+ //不要忘记关闭
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+ if (pw != null) {
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+ pw.close();
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+ }
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+ if (fos != null) {
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+ fos.close();
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+ }
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+ if (br != null) {
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+ br.close();
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+ }
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+ if (isr != null) {
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+ isr.close();
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+ }
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+ if (fis != null) {
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+ fis.close();
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+ }
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+ }
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+ return bool;
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+ }
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+
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+ /**
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+ * 删除单个文件
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+ *
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+ * @param fileName
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+ * 要删除的文件的文件名
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+ * @return 单个文件删除成功返回true,否则返回false
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+ */
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+ public static boolean deleteFile(String fileName) {
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+ File file = new File(fileName);
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+ if (file.exists() && file.isFile()) {
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+ if (file.delete()) {
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+ return true;
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+ } else {
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+ return false;
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+ }
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+ } else {
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+ return false;
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+ }
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+ }
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+
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+ /**
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+ * 根据路径删除指定的目录,无论存在与否
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+ *@param sPath 要删除的目录path
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+ *@return 删除成功返回 true,否则返回 false。
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+ */
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+ public static boolean deleteFolder(String sPath) {
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+ boolean flag = false;
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+ File file = new File(sPath);
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+ // 判断目录或文件是否存在
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+ if (!file.exists()) { // 不存在返回 false
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+ return flag;
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+ } else {
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+ // 判断是否为文件
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+ if (file.isFile()) { // 为文件时调用删除文件方法
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+ return deleteFile(sPath);
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+ } else { // 为目录时调用删除目录方法
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+ return deleteDirectory(sPath);
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+ }
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+ }
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+ }
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+
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+ /**
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+ * 删除目录以及目录下的文件
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+ * @param sPath 被删除目录的路径
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+ * @return 目录删除成功返回true,否则返回false
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+ */
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+ public static boolean deleteDirectory(String sPath) {
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+ //如果sPath不以文件分隔符结尾,自动添加文件分隔符
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+ if (!sPath.endsWith(File.separator)) {
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+ sPath = sPath + File.separator;
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+ }
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+ File dirFile = new File(sPath);
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+ //如果dir对应的文件不存在,或者不是一个目录,则退出
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+ if (!dirFile.exists() || !dirFile.isDirectory()) {
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+ return false;
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+ }
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+ boolean flag = true;
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+ //删除文件夹下的所有文件(包括子目录)
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+ File[] files = dirFile.listFiles();
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+ for (int i = 0; i < files.length; i++) {
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+ //删除子文件
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+ if (files[i].isFile()) {
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+ flag = deleteFile(files[i].getAbsolutePath());
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+ if (!flag) break;
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+ } //删除子目录
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+ else {
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+ flag = deleteDirectory(files[i].getAbsolutePath());
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+ if (!flag) break;
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+ }
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+ }
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+ if (!flag) return false;
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+ //删除当前目录
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+ if (dirFile.delete()) {
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+ return true;
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+ } else {
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+ return false;
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+ }
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+ }
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+
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+ //按行读文件
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+ public static String readFile(String path) throws Exception {
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+ File f = new File(path);
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+ if (!f.exists()) {
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+ return null;
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+ }
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+
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+ ByteArrayOutputStream bos = new ByteArrayOutputStream((int) f.length());
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+ BufferedInputStream in = null;
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+ try {
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+ in = new BufferedInputStream(new FileInputStream(f));
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+ int buf_size = 1024;
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+ byte[] buffer = new byte[buf_size];
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+ int len = 0;
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+ while (-1 != (len = in.read(buffer, 0, buf_size))) {
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+ bos.write(buffer, 0, len);
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+ }
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+ return bos.toString();
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+ } catch (IOException e) {
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+ e.printStackTrace();
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+ throw e;
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+ } finally {
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+ try {
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+ in.close();
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+ } catch (IOException e) {
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+ e.printStackTrace();
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+ }
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+ bos.close();
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+ }
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+ }
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+
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+ public static boolean copyFile(String srcFileName, String destFileName, boolean overlay) {
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+ File srcFile = new File(srcFileName);
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+ // 判断源文件是否存在
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+ if (!srcFile.exists()) {
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+ return false;
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+ } else if (!srcFile.isFile()) {
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+ return false;
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+ }
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+ // 判断目标文件是否存在
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+ File destFile = new File(destFileName);
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+ if (destFile.exists()) {
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+ // 如果目标文件存在并允许覆盖
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+ if (overlay) {
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+ // 删除已经存在的目标文件,无论目标文件是目录还是单个文件
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+ new File(destFileName).delete();
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+ }
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+ } else {
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+ // 如果目标文件所在目录不存在,则创建目录
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+ if (!destFile.getParentFile().exists()) {
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+ // 目标文件所在目录不存在
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+ if (!destFile.getParentFile().mkdirs()) {
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+ // 复制文件失败:创建目标文件所在目录失败
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+ return false;
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+ }
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+ }
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+ }
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+ // 复制文件
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+ int byteread = 0; // 读取的字节数
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+ InputStream in = null;
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+ OutputStream out = null;
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+ try {
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+ in = new FileInputStream(srcFile);
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+ out = new FileOutputStream(destFile);
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+ byte[] buffer = new byte[1024];
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+
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+ while ((byteread = in.read(buffer)) != -1) {
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+ out.write(buffer, 0, byteread);
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+ }
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+ return true;
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+ } catch (IOException e) {
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+ return false;
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+ } finally {
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+ try {
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+ if (out != null)
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+ out.close();
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+ if (in != null)
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+ in.close();
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+ } catch (IOException e) {
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+ e.printStackTrace();
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+ }
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+ }
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+ }
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+
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+ /**
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+ * 从网络Url中下载文件
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+ *
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+ * @param urlStr
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+ * @param fileName
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+ * @param savePath
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+ * @return
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+ * @throws IOException
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+ */
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+ public static boolean downLoadFromUrl(String urlStr, String fileName, String savePath){
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+ FileOutputStream fos = null;
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+ InputStream inputStream = null;
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+ try {
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+ URL url = new URL(urlStr);
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+ HttpURLConnection conn = (HttpURLConnection) url.openConnection();
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+ // 设置超时间为3秒
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+ conn.setConnectTimeout(3 * 1000);
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+ // 防止屏蔽程序抓取而返回403错误
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+ conn.setRequestProperty("User-Agent", "Mozilla/4.0 (compatible; MSIE 5.0; Windows NT; DigExt)");
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+
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+ // 得到输入流
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+ inputStream = conn.getInputStream();
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+ // 获取自己数组
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+ byte[] getData = readInputStream(inputStream);
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+
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+ // 文件保存位置
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+ File saveDir = new File(savePath);
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+ if (!saveDir.exists()) {
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+ saveDir.mkdirs();
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+ }
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+ String filePath = saveDir + File.separator + fileName;
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+ String filePathFolder = filePath.substring(0, filePath.lastIndexOf("/") + 1);
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+ FileUtils.createDir(filePathFolder);
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+
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+ File file = new File(filePath);
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+ fos = new FileOutputStream(file);
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+ fos.write(getData);
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+ if (fos != null) {
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+ fos.close();
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+ }
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+ if (inputStream != null) {
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+ inputStream.close();
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+ }
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+ System.out.println("info:" + url + " download success");
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+ } catch(FileNotFoundException e){
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+ return false;
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+ } catch (IOException e) {
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+ return false;
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+ }finally {
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+ if (fos != null) {
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+ try {
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+ fos.close();
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+ } catch (IOException e) {
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+ e.printStackTrace();
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+ }
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+ }
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+ if (inputStream != null) {
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+ try {
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+ inputStream.close();
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+ } catch (IOException e) {
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+ e.printStackTrace();
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+ }
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+ }
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+ }
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+ return true;
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+ }
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+
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+ /**
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+ * 从输入流中获取字节数组
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+ *
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+ * @param inputStream
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+ * @return
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+ * @throws IOException
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+ */
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+ private static byte[] readInputStream(InputStream inputStream) throws IOException {
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+ byte[] buffer = new byte[1024];
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+ int len = 0;
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+ ByteArrayOutputStream bos = new ByteArrayOutputStream();
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+ while ((len = inputStream.read(buffer)) != -1) {
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+ bos.write(buffer, 0, len);
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+ }
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+ bos.close();
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+ return bos.toByteArray();
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+ }
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+
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+ public static void writeFile(String filePath,String str) throws IOException {
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+ File fout = new File(filePath);
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+ if(!fout.getParentFile().exists()){
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+ fout.getParentFile().mkdirs();
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+ }
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|
+ if(!fout.exists()){
|
|
|
+ fout.createNewFile();
|
|
|
+ }
|
|
|
+ FileOutputStream fos = new FileOutputStream(fout);
|
|
|
+ BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(fos));
|
|
|
+ bw.write(str);
|
|
|
+ bw.close();
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 将byte数组写入文件
|
|
|
+ *
|
|
|
+ * @param path
|
|
|
+ * @param fileName
|
|
|
+ * @param content
|
|
|
+ * @throws IOException
|
|
|
+ */
|
|
|
+ public static void writeFile(String path, String fileName, byte[] content)
|
|
|
+ throws IOException {
|
|
|
+ try {
|
|
|
+ File f = new File(path);
|
|
|
+ if (!f.exists()) {
|
|
|
+ f.mkdirs();
|
|
|
+ }
|
|
|
+ FileOutputStream fos = new FileOutputStream(path + fileName);
|
|
|
+ fos.write(content);
|
|
|
+ fos.close();
|
|
|
+ } catch (IOException e) {
|
|
|
+ throw new RuntimeException(e);
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 向json文件写入参数,重复的覆盖,多的新增
|
|
|
+ * @return
|
|
|
+ */
|
|
|
+ public static void writeJsonFile(String path, Map<String, Object> map) throws Exception{
|
|
|
+ String str = readFile(path);
|
|
|
+ JSONObject json = new JSONObject();
|
|
|
+ if(str!=null){
|
|
|
+ json = JSONObject.parseObject(str);
|
|
|
+ }
|
|
|
+ else{
|
|
|
+ File file = new File(path);
|
|
|
+ if(!file.getParentFile().exists())
|
|
|
+ {
|
|
|
+ file.getParentFile().mkdirs();
|
|
|
+ }
|
|
|
+ if(!file.exists())
|
|
|
+ {
|
|
|
+ file.createNewFile();
|
|
|
+ }
|
|
|
+ }
|
|
|
+ Iterator entries = map.entrySet().iterator();
|
|
|
+ while (entries.hasNext()) {
|
|
|
+ Map.Entry entry = (Map.Entry) entries.next();
|
|
|
+ json.put(String.valueOf(entry.getKey()), entry.getValue());
|
|
|
+ }
|
|
|
+
|
|
|
+ writeFile(path, json.toString());
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ //删除文件夹
|
|
|
+ public static void delFolder(String folderPath) {
|
|
|
+ try {
|
|
|
+ delAllFile(folderPath); //删除完里面所有内容
|
|
|
+ String filePath = folderPath;
|
|
|
+ filePath = filePath.toString();
|
|
|
+ File myFilePath = new File(filePath);
|
|
|
+ myFilePath.delete(); //删除空文件夹
|
|
|
+ } catch (Exception e) {
|
|
|
+ e.printStackTrace();
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ //删除指定文件夹下的所有文件
|
|
|
+ public static boolean delAllFile(String path) {
|
|
|
+ boolean flag = false;
|
|
|
+ File file = new File(path);
|
|
|
+ if (!file.exists()) {
|
|
|
+ return flag;
|
|
|
+ }
|
|
|
+ if (!file.isDirectory()) {
|
|
|
+ return flag;
|
|
|
+ }
|
|
|
+ String[] tempList = file.list();
|
|
|
+ File temp = null;
|
|
|
+ if(tempList!=null)
|
|
|
+ {
|
|
|
+ for (int i = 0; i < tempList.length; i++) {
|
|
|
+ if (path.endsWith(File.separator)) {
|
|
|
+ temp = new File(path + tempList[i]);
|
|
|
+ } else {
|
|
|
+ temp = new File(path + File.separator + tempList[i]);
|
|
|
+ }
|
|
|
+ if (temp.isFile()) {
|
|
|
+ temp.delete();
|
|
|
+ }
|
|
|
+ if (temp.isDirectory()) {
|
|
|
+ delAllFile(path + "/" + tempList[i]);//先删除文件夹里面的文件
|
|
|
+ delFolder(path + "/" + tempList[i]);//再删除空文件夹
|
|
|
+ flag = true;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ //再删除当前空文件夹
|
|
|
+ file.delete();
|
|
|
+ return flag;
|
|
|
+ }
|
|
|
+
|
|
|
+ public static List<String> readfileNamesForDirectory(String path, String except)
|
|
|
+ {
|
|
|
+ try{
|
|
|
+ File file = new File(path);
|
|
|
+ if(file.isDirectory())
|
|
|
+ {
|
|
|
+ String[] fileNames = file.list();
|
|
|
+ List<String> list = new ArrayList<String>();
|
|
|
+ if(fileNames!=null)
|
|
|
+ {
|
|
|
+ for(int i=0;i<fileNames.length;++i)
|
|
|
+ {
|
|
|
+ if(fileNames[i].toLowerCase().endsWith(except) )
|
|
|
+ {
|
|
|
+ list.add(fileNames[i]);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ return list;
|
|
|
+ }
|
|
|
+ }catch(Exception e){
|
|
|
+ e.printStackTrace();
|
|
|
+ }
|
|
|
+ return null;
|
|
|
+ }
|
|
|
+
|
|
|
+ //递归获取文件中所有文件的路径
|
|
|
+ public static List<String> readfilePath(String path, List<String> urlList) {
|
|
|
+ try{
|
|
|
+ File file = new File(path);
|
|
|
+ if(file != null && file.isDirectory()) {
|
|
|
+ File[] files = file.listFiles();
|
|
|
+
|
|
|
+ if(files != null) {
|
|
|
+ for(int i=0;i<files.length;++i) {
|
|
|
+ if(files[i].isDirectory()){
|
|
|
+ readfilePath(files[i].getAbsolutePath(), urlList);
|
|
|
+ }else {
|
|
|
+ urlList.add(files[i].getAbsolutePath());
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+ return urlList;
|
|
|
+ }
|
|
|
+ }catch(Exception e){
|
|
|
+ e.printStackTrace();
|
|
|
+ }
|
|
|
+ return urlList;
|
|
|
+ }
|
|
|
+
|
|
|
+ public static void saveImageToDisk(String accessToken, String mediaId, String picName, String picPath,InputStream inputStream)
|
|
|
+ throws Exception {
|
|
|
+ byte[] data = new byte[10240];
|
|
|
+ int len = 0;
|
|
|
+ FileOutputStream fileOutputStream = null;
|
|
|
+ try {
|
|
|
+ fileOutputStream = new FileOutputStream(picPath+picName+".amr");
|
|
|
+ while ((len = inputStream.read(data)) != -1) {
|
|
|
+ fileOutputStream.write(data, 0, len);
|
|
|
+ }
|
|
|
+ } catch (IOException e) {
|
|
|
+ e.printStackTrace();
|
|
|
+ } finally {
|
|
|
+ if (inputStream != null) {
|
|
|
+ try {
|
|
|
+ inputStream.close();
|
|
|
+ } catch (IOException e) {
|
|
|
+ e.printStackTrace();
|
|
|
+ }
|
|
|
+ }
|
|
|
+ if (fileOutputStream != null) {
|
|
|
+ try {
|
|
|
+ fileOutputStream.close();
|
|
|
+ } catch (IOException e) {
|
|
|
+ e.printStackTrace();
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+
|
|
|
+ /**
|
|
|
+ *
|
|
|
+ * @param content base64内容
|
|
|
+ * @param path 输出文件路径,需要后缀名
|
|
|
+ * @return
|
|
|
+ */
|
|
|
+ public static boolean base64ToFileWriter(String content, String path) {
|
|
|
+ if (content == null) {
|
|
|
+ return false;
|
|
|
+ }
|
|
|
+ BASE64Decoder decoder = new BASE64Decoder();
|
|
|
+ try {
|
|
|
+ // decoder
|
|
|
+ byte[] b = decoder.decodeBuffer(content);
|
|
|
+ // processing data
|
|
|
+ for (int i = 0; i < b.length; ++i) {
|
|
|
+ if (b[i] < 0) {
|
|
|
+ b[i] += 256;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ OutputStream out = new FileOutputStream(path);
|
|
|
+ out.write(b);
|
|
|
+ out.flush();
|
|
|
+ out.close();
|
|
|
+ return true;
|
|
|
+ } catch (Exception e) {
|
|
|
+ return false;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 获取类路径(classes路径)
|
|
|
+ */
|
|
|
+ public static String getResource(){
|
|
|
+ String path = "";
|
|
|
+ try {
|
|
|
+ path = ResourceUtils.getURL("classpath:").getPath();
|
|
|
+ path = URLDecoder.decode(path,"utf-8");
|
|
|
+ } catch (Exception e) {
|
|
|
+ }
|
|
|
+ return path;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 判断文件大小处于限制内
|
|
|
+ *
|
|
|
+ * @param fileLen 文件长度
|
|
|
+ * @param fileSize 限制大小
|
|
|
+ * @param fileUnit 限制的单位(B,K,M,G)
|
|
|
+ * @return
|
|
|
+ */
|
|
|
+ public static boolean checkFileSizeIsLimit(Long fileLen, double fileSize, String fileUnit) {
|
|
|
+// long len = file.length();
|
|
|
+ double fileSizeCom = 0;
|
|
|
+ if ("B".equals(fileUnit.toUpperCase())) {
|
|
|
+ fileSizeCom = (double) fileLen;
|
|
|
+ } else if ("K".equals(fileUnit.toUpperCase())) {
|
|
|
+ fileSizeCom = (double) fileLen / 1024;
|
|
|
+ } else if ("M".equals(fileUnit.toUpperCase())) {
|
|
|
+ fileSizeCom = (double) fileLen / (1024*1024);
|
|
|
+ } else if ("G".equals(fileUnit.toUpperCase())) {
|
|
|
+ fileSizeCom = (double) fileLen / (1024*1024*1024);
|
|
|
+ }
|
|
|
+ if (fileSizeCom > fileSize) {
|
|
|
+ return false;
|
|
|
+ }
|
|
|
+ return true;
|
|
|
+
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ public static void main(String[] args) {
|
|
|
+// File f = new File("F:\\桌面\\vr-t-2KZ4MQv");
|
|
|
+// for(File f1 : f.listFiles()){
|
|
|
+// f1.renameTo(new File(f1.getAbsolutePath().replace(".png", ".jpg")));
|
|
|
+// }
|
|
|
+ System.out.println(System.currentTimeMillis());
|
|
|
+ }
|
|
|
+
|
|
|
+}
|