~chenjiahe/hx_common.git

ChenJiaHe

2020-12-02 f0ed6f16d980c2110ea508b3ef446b0adbfc2864

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5c5945	1	package com.hx.util;
E	2
	3	import com.hx.exception.TipsException;
	4	import org.slf4j.Logger;
	5	import org.slf4j.LoggerFactory;
	6	import org.springframework.web.multipart.MultipartFile;
	7
	8	import java.io.*;
f0ed6f	9	import java.net.FileNameMap;
C	10	import java.net.URLConnection;
5c5945	11	import java.text.SimpleDateFormat;
E	12	import java.util.ArrayList;
	13	import java.util.Arrays;
	14	import java.util.Date;
	15	import java.util.List;
	16
	17	/** 文件处理工具
	18	* @author ChenJiaHe
	19	* @Date 2020-06-17
	20	*/
	21	public class FileUtils {
	22
	23	private final static Logger logger = LoggerFactory.getLogger(FileUtils.class);
	24
	25	private static int BUFFER_SIZE = 1024;
	26
	27	/**
	28	* @param path
	29	* @MethodName fileIsExists
	30	* @Description 文件是否存在
	31	* @Author ChenJiaHe
	32	* @Date 2019/9/7 9:13
	33	* @Since JDK 1.8
	34	*/
	35	public static boolean fileIsExists(String path) {
	36	File file = new File(path);
	37	if (file.exists()) {
	38	return true;
	39	} else {
	40	return false;
	41	}
	42	}
	43
	44	/**
	45	* @param sourceFile
	46	* @param targetFile
	47	* @MethodName copyFile
	48	* @Description 复制文件
	49	* @Author ChenJiaHe
	50	* @Date 2019/9/7 9:36
	51	* @Since JDK 1.8
	52	*/
	53	public static void copyFile(File sourceFile, File targetFile) throws IOException {
	54	BufferedInputStream inputStream = null;
	55	BufferedOutputStream outputStream = null;
	56	try {
	57	inputStream = new BufferedInputStream(new FileInputStream(sourceFile));
	58	outputStream = new BufferedOutputStream(new FileOutputStream(targetFile));
	59	byte[] b = new byte[BUFFER_SIZE];
	60	int len;
	61	while ((len = inputStream.read(b)) != -1) {
	62	outputStream.write(b, 0, len);
	63	}
	64	outputStream.flush();
	65	} catch (Exception e) {
	66	logger.error("copy file error", e);
	67	} finally {
	68	if (inputStream != null) {
	69	inputStream.close();
	70	}
	71	if (outputStream != null) {
	72	outputStream.close();
	73	}
	74	}
	75	}
	76
	77	/**
	78	* @param path
	79	* @param fileType 文件类型，0 = 文件夹 1 = 文件
	80	* @MethodName getAllFiles
	81	* @Description 讀取文件夹下的，不包括子文件夹内
	82	* @Author ChenJiaHe
	83	* @Date 2019/9/17 15:56
	84	* @Since JDK 1.8
	85	*/
	86	public static List<String> getAllFiles(String path, String fileType) {
	87	List<String> fileList = new ArrayList<>();
	88	File fileDic = new File(path);
	89	File[] files = fileDic.listFiles();
	90	for (File file : files) {
	91	if ("1".equals(fileType)) {
	92	if (file.isFile()) {
	93	fileList.add(file.toString());
	94	}
	95	}
	96	if ("0".equals(fileType)) {
	97	if (file.isDirectory()) {
	98	fileList.add(file.toString());
	99	}
	100	}
	101	}
	102	return fileList;
	103	}
	104
	105	/**
	106	* @param path
	107	* @MethodName getFolderFiles
	108	* @Description 递归获取所有包括子文件夹的文件
	109	* @Author ChenJiaHe
	110	* @Date 2019/9/17 16:11
	111	* @Since JDK 1.8
	112	*/
	113	public static void getAllFileName(String path, List<String> listFileName) {
	114	try {
	115	File file = new File(path);
	116	File[] files = file.listFiles();
	117	String[] names = file.list();
	118	if (names != null) {
	119	String[] completNames = new String[names.length];
	120	for (int i = 0; i < names.length; i++) {
	121	completNames[i] = path + names[i];
	122	}
	123	listFileName.addAll(Arrays.asList(completNames));
	124	}
	125	for (File a : files) {
	126	// 如果文件夹下有子文件夹，获取子文件夹下的所有文件全路径。
	127	if (a.isDirectory()) {
	128	getAllFileName(a.getAbsolutePath() + "\\", listFileName);
	129	}
	130	}
	131	} catch (Exception e) {
	132	e.printStackTrace();
	133	}
	134	}
	135
	136	/**
	137	* 读取文件内容，作为字符串返回
	138	*/
	139	public static String readFileAsString(String filePath) throws IOException {
	140	File file = new File(filePath);
	141	if (!file.exists()) {
	142	throw new FileNotFoundException(filePath);
	143	}
	144
	145	if (file.length() > 1024 * 1024 * 1024) {
	146	throw new IOException("File is too large");
	147	}
	148
	149	StringBuilder sb = new StringBuilder((int) (file.length()));
	150	// 创建字节输入流
	151	FileInputStream fis = new FileInputStream(filePath);
	152	// 创建一个长度为10240的Buffer
	153	byte[] bbuf = new byte[10240];
	154	// 用于保存实际读取的字节数
	155	int hasRead = 0;
	156	while ( (hasRead = fis.read(bbuf)) > 0 ) {
	157	sb.append(new String(bbuf, 0, hasRead));
	158	}
	159	fis.close();
	160	return sb.toString();
	161	}
	162
	163	/**
	164	* 根据文件路径读取byte[] 数组
	165	*/
	166	public static byte[] readFileByBytes(String filePath) throws IOException {
	167	File file = new File(filePath);
	168	if (!file.exists()) {
	169	throw new FileNotFoundException(filePath);
	170	} else {
	171	ByteArrayOutputStream bos = new ByteArrayOutputStream((int) file.length());
	172	BufferedInputStream in = null;
	173
	174	try {
	175	in = new BufferedInputStream(new FileInputStream(file));
	176	short bufSize = 1024;
	177	byte[] buffer = new byte[bufSize];
	178	int len1;
	179	while (-1 != (len1 = in.read(buffer, 0, bufSize))) {
	180	bos.write(buffer, 0, len1);
	181	}
	182
	183	byte[] var7 = bos.toByteArray();
	184	return var7;
	185	} finally {
	186	try {
	187	if (in != null) {
	188	in.close();
	189	}
	190	} catch (IOException var14) {
	191	var14.printStackTrace();
	192	}
	193
	194	bos.close();
	195	}
	196	}
	197	}
	198
	199
	200	/**
	201	* 2020-06-29
	202	* cjh
	203	* 图片格式判断
	204	* */
	205	public static boolean imageFormatJudge(MultipartFile firs) {
	206	String imageName = firs.getOriginalFilename();
	207	//截取格式
	208	String suffix =imageName.substring(imageName.lastIndexOf(".") + 1);
	209	//格式字母转小写
	210	suffix = suffix.toLowerCase();
	211	//进行判断
	212	if(suffix.equals("png")) {
	213	return true;
	214	}else if(suffix.equals("jpg")){
	215	return true;
	216	}else if(suffix.equals("jpeg")){
	217	return true;
	218	}else {
	219	return false;
	220	}
	221	}
	222
f0ed6f	223	/**视频上传的方法
C	224	* 保存到服务器里面的
	225	* @param platformIconFile 视频文件
	226	* @param unifiedFolder NG指向的前端文件夹(统一文件夹)，如：user/local/images/
	227	* @param saveFolder 保存到的文件夹,如：/bananer/
	228	* @param autoDateFolder 是否生成日期文件夹
	229	* @return 图片路径
	230	* 2020-06-29 ChenJiaHe
	231	*/
	232	public static String videoFileUpload(MultipartFile platformIconFile,String unifiedFolder,String saveFolder
	233	,boolean autoDateFolder) {
	234	String fileName = "";
	235	try {
	236	if(platformIconFile == null) {
	237	throw new TipsException("请上传视频文件！");
	238	}
	239	if(!getMimeType(platformIconFile.getOriginalFilename())){
	240	throw new TipsException("请上传视频格式的文件！");
	241	}
	242
	243	//设置图片大小
	244	// String.format("%.1f",platformIconFile.getSize()/1024.0);
	245	if(autoDateFolder){
	246	if(saveFolder.endsWith("/")){
	247	saveFolder = saveFolder+dateFormat(new Date(),"yyyyMM")+"/";
	248	}else{
	249	saveFolder = saveFolder+"/"+dateFormat(new Date(),"yyyyMM")+"/";
	250	}
	251	}
	252	fileName = dateFormat(new Date(),"yyyyMMddHHmmssSSS");
	253	if(unifiedFolder.endsWith("/")){
	254	if(saveFolder.startsWith("/")){
	255	saveFolder = saveFolder.replaceFirst("/","");
	256	unifiedFolder = unifiedFolder + saveFolder;
	257	}else{
	258	unifiedFolder = unifiedFolder+saveFolder;
	259	}
	260	}else{
	261	if(saveFolder.startsWith("/")){
	262	unifiedFolder = unifiedFolder + saveFolder;
	263	}else{
	264	unifiedFolder = unifiedFolder+"/"+saveFolder;
	265	}
	266	}
	267	fileName = saveFolder+fileUp(platformIconFile,unifiedFolder,fileName);
	268	} catch (RuntimeException e) {
	269	e.printStackTrace();
	270	}
	271	return fileName;
	272	}
	273
5c5945	274	/**图片上传的方法
E	275	* 保存到服务器里面的
	276	* @param platformIconFile 图片文件
	277	* @param unifiedFolder NG指向的前端文件夹(统一文件夹)，如：user/local/images/
	278	* @param saveFolder 保存到的文件夹,如：/bananer/
	279	* @param autoDateFolder 是否生成日期文件夹
	280	* @return 图片路径
	281	* 2020-06-29 ChenJiaHe
	282	*/
	283	public static String handleFileUpload(MultipartFile platformIconFile,String unifiedFolder,String saveFolder
	284	,boolean autoDateFolder) {
	285	String fileName = "";
	286	try {
	287	if(platformIconFile == null) {
	288	throw new TipsException("请上传图片！");
	289	}
	290	if(!imageFormatJudge(platformIconFile)) {
	291	throw new TipsException("请上传png、jpg和jpeg格式的图片！");
	292	}
	293
	294	//设置图片大小
	295	// String.format("%.1f",platformIconFile.getSize()/1024.0);
	296	if(autoDateFolder){
	297	if(saveFolder.endsWith("/")){
	298	saveFolder = saveFolder+dateFormat(new Date(),"yyyyMM")+"/";
	299	}else{
	300	saveFolder = saveFolder+"/"+dateFormat(new Date(),"yyyyMM")+"/";
	301	}
	302	}
	303	fileName = dateFormat(new Date(),"yyyyMMddHHmmssSSS");
	304	if(unifiedFolder.endsWith("/")){
	305	if(saveFolder.startsWith("/")){
	306	saveFolder = saveFolder.replaceFirst("/","");
	307	unifiedFolder = unifiedFolder + saveFolder;
	308	}else{
	309	unifiedFolder = unifiedFolder+saveFolder;
	310	}
	311	}else{
	312	if(saveFolder.startsWith("/")){
	313	unifiedFolder = unifiedFolder + saveFolder;
	314	}else{
	315	unifiedFolder = unifiedFolder+"/"+saveFolder;
	316	}
	317	}
	318	fileName = saveFolder+fileUp(platformIconFile,unifiedFolder,fileName);
	319	} catch (RuntimeException e) {
	320	e.printStackTrace();
	321	}
	322	return fileName;
	323	}
	324
	325	/**
	326	* 2020-06-29 ChenJiaHe
	327	* @param file //文件对象
	328	* @param filePath //上传路径
	329	* @param fileName //文件名
	330	* @return 文件名
	331	*/
	332	public static String fileUp(MultipartFile file, String filePath, String fileName){
	333	String extName = ""; // 扩展名格式：
	334	try {
	335	if (file.getOriginalFilename().lastIndexOf(".") >= 0){
	336	extName = file.getOriginalFilename().substring(file.getOriginalFilename().lastIndexOf("."));
	337	}
	338	copyFile(file.getInputStream(), filePath, fileName+extName).replaceAll("-", "");
	339	} catch (IOException e) {
	340	System.out.println(e);
	341	}
	342	return fileName+extName;
	343	}
	344
	345	/**
	346	* 写文件到当前目录的upload目录中
	347	*
	348	* @param in
	349	* @param fileName
	350	* @throws IOException
	351	*/
	352	private static String copyFile(InputStream in, String dir, String realName)throws IOException {
	353	File file = new File(dir, realName);
	354	file.setWritable(true);
	355	if (!file.exists()) {
	356	if (!file.getParentFile().exists()) {
	357	file.getParentFile().mkdirs();
	358	}
	359	file.createNewFile();
	360	}
	361	org.apache.commons.io.FileUtils.copyInputStreamToFile(in, file);
	362	return realName;
	363	}
	364
	365	/**
	366	*
	367	* @param date 时间
	368	* @param format 时间格式
	369	* @return 返回的时间格式字符串
	370	*/
	371	public static String dateFormat(Date date,String format) {
	372	SimpleDateFormat df = new SimpleDateFormat(format);//设置日期格式
	373	return df.format(date);
	374	}
	375
	376
	377	/**
	378	* @param stream 文件流
	379	* @param saveUrl 保存到的文件夹
	380	* @param fileName 文件图片
	381	* @return
	382	* @throws IOException
	383	*/
	384	public static File inputStreamToFile(InputStream stream,String saveUrl,String fileName) throws IOException {
	385	if(saveUrl.endsWith("/")){
	386	saveUrl = saveUrl + fileName;
	387	}else{
	388	saveUrl = saveUrl +"/"+ fileName;
	389	}
	390	File targetFile = new File(saveUrl);
	391	org.apache.commons.io.FileUtils.copyInputStreamToFile(stream, targetFile);
	392	return targetFile;
	393	}
	394
f0ed6f	395	/**判断是不是视频文件
C	396	* @param fileName 文件名称
	397	* @return boolean true是视频文件
	398	*/
	399	public static boolean getMimeType(String fileName) {
	400	boolean b = false;
	401	FileNameMap fileNameMap = URLConnection.getFileNameMap();
	402	String type = fileNameMap.getContentTypeFor(fileName);
	403	//是视频type是为空的
	404	if(StringUtils.isEmpty(type)) {
	405	b = true;
	406	}
	407	return b;
	408	}
	409
	410	/**
	411	* 判断是否为视频
	412	* @param fileName
	413	* @return
	414	*/
	415	public static String isVideo(String fileName) {
	416	FileNameMap fileNameMap = URLConnection.getFileNameMap();
	417	String type = fileNameMap.getContentTypeFor(fileName);
	418	return type;
	419	}
	420
	421
5c5945	422	}