文件上传

package com.beijingserver.common.util;import java.io.File;import java.io.FileInputStream;import java.io.FileNotFoundException;import java.io.FileOutputStream;import java.io.IOException;import java.io.InputStream;import java.io.OutputStream;import java.util.Date;import java.util.List;import java.util.Properties;public class FileUtil {public final static String CONFIG_FILE_NAME = "file.properties";public static void main(String[] args) {System.out.println(initConfigFile("file.properties").getProperty("tempPath"));String aa = "asdsad.jpg";System.out.println(aa.split("\\.").length);}/** * 上传单个临时文件 * * @author 周化益 * @param is 文件数据 * @param fileName 文件名 * @return boolean 文件是否保存成功 */public static String upLoadFile(InputStream is, String fileName) {boolean back = false;String filePath = "";String path = "";File folder = new File(initConfigFile().getProperty("realPath"));if (null != folder) {        String folderPath = folder.getPath();if (!folder.exists()) {folder.mkdirs();//新建文件存放的文件夹}String postPath = new Date().getTime() + "." + (fileName.split("\\.")[1]);filePath = folderPath + "/" + postPath;path = initConfigFile("file.properties").getProperty("postPath") + postPath;try {OutputStream os = new FileOutputStream(filePath);back = copyFile(is,os);} catch (Exception e) {e.printStackTrace();}}if(back == false) {path = "";}return path;}/** * 将临时文件拷贝到真是存放路径中 *  * @author zhy * @param pathList * @return */public static String uploadRealFile(List<String> pathList) {String path = "";File realPath = new File(initConfigFile("file.properties").getProperty("realPath"));if (null != realPath) {if (!realPath.exists()) {realPath.mkdirs();//新建文件存放的文件夹}}for (String string : pathList) {File file = new File(string);try {InputStream is = new FileInputStream(file);String postPath = new Date().getTime() + "." + (string.split("\\.")[1]);String outPath = realPath.getPath()  + "/" + postPath;postPath = initConfigFile("file.properties").getProperty("postPath") + postPath;path += "," + postPath;OutputStream os = new FileOutputStream(outPath);boolean bool = copyFile(is,os);if(bool) {file.delete();} else {bool = copyFile(is,os);if(bool == false) {return "";}}} catch (FileNotFoundException e) {e.printStackTrace();}}return path.substring(1);}/** * 上传单个临时文件 * * @author 周化益 * @param is 文件数据 * @return boolean 文件是否保存成功 */public static <T> String upLoadTempFile(InputStream is,long userId, String fileName) {boolean back = false;String filePath = "";File folder = new File(initConfigFile("file.properties").getProperty("tempPath") + "/" + userId);if (null != folder) {        String folderPath = folder.getPath();if (!folder.exists()) {folder.mkdirs();//新建文件存放的文件夹}filePath = folderPath + "/" + fileName;try {OutputStream os = new FileOutputStream(filePath);back = copyFile(is,os);} catch (Exception e) {e.printStackTrace();}}if(back == false) {filePath = "";}return filePath;}/** * 上传单个文件 * * @author 周化益 * @param entityName 实体Class * @param record_Id 文件ID * @param is 文件数据 * @param fileName 文件名 * @param isVideo 是否是视频,如果是视频传入true，图片则为false * @return boolean 文件是否保存成功 */public static <T> Boolean upLoadPath(Class<T> entityName,long record_Id,InputStream is,String fileName, boolean isVideo) {boolean back = false;File folder = new File(initConfigFile("file.properties").getProperty("tmpPath"));if (null != folder) {        String folderPath = folder.getPath();if (!folder.exists()){folder.mkdirs();//新建文件存放的文件夹}String filePath = folderPath+"/" + fileName;try {OutputStream os = new FileOutputStream(filePath);back = copyFile(is,os);} catch (Exception e) {e.printStackTrace();}}return back;}/** * 获取Properties * * @author 周化益 * @return Properties */public static Properties initConfigFile(String fileName){Properties props = new Properties();        try {props.load(FileUtil.class.getClassLoader().getResourceAsStream(fileName));} catch (IOException e) {e.printStackTrace();} return props;}/** * 获取Properties * * @author 周化益 * @return Properties */public static Properties initConfigFile(){Properties props = new Properties();        try {props.load(FileUtil.class.getClassLoader().getResourceAsStream(CONFIG_FILE_NAME));} catch (IOException e) {e.printStackTrace();} return props;}/** * 拷贝文件 * * @author 周化益 * @param is 输入流 * @param os 输出流 * @return boolean 是否拷贝成功 */public synchronized static boolean copyFile(InputStream is,OutputStream os){boolean isCopySuccess = false;byte buffer[] = new byte[1024];        int len = 0;        try {        while ((len=is.read(buffer)) != -1) {            os.write(buffer, 0, len);    }            os.flush();            isCopySuccess = true;} catch (Exception e) {} finally {try {if (null!=is){is.close();}if (null!=os){os.close();}} catch (IOException ioe) {ioe.printStackTrace();}}        return isCopySuccess;}}