com.tmsps.ne4spring.utils.UploadUtil Maven / Gradle / Ivy
package com.tmsps.ne4spring.utils;
import java.io.File;
import java.util.Date;
import javax.servlet.http.HttpServletRequest;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
*
* @author zhangwei [email protected]
*
*/
public class UploadUtil {
static Logger log = LoggerFactory.getLogger(UploadUtil.class);
public static String _MEDIA_IMG = ".jpg,.jpeg,.png,.gif,.bmp";
public static String _MEDIA_VIDEO = ".flv,.avi,.mp4";
public static String _MEDIA_TXT = ".txt";
public static String BASEPATH = File.separator;
public static String getRealPath(HttpServletRequest request){
return request.getServletContext().getRealPath("/");
}
public static String getUploadPath(String savePath) {
StringBuffer SB = new StringBuffer(savePath);
SB.append(TimeUtil.getCurrentTime("yyyy/MM/dd/"));
return SB.toString();
}
public static String getUploadPath(String fileName, Date date) {
StringBuffer SB = new StringBuffer(BASEPATH);
String fileSuffix = checkSuffix(fileName);// 后缀
Integer type = MatchType(fileSuffix);// 后缀匹配
String _timestamp = TimeUtil.getTiemModle(date, "yyyy/MM/dd");
switch (type) {
case 0:
SB.append("pic/").append(_timestamp).append("/");
break;
case 1:
SB.append("video/").append(_timestamp).append("/");
break;
case 2:
SB.append("txt/").append(_timestamp).append("/");
break;
default:
SB.append("other/").append(_timestamp).append("/");
break;
}
return SB.toString();
}
/**
* 媒体资源类型匹配
*/
public static Integer MatchType(String type) {
if (type == null) {
return 9;
} else if (_MEDIA_IMG.contains(type.toLowerCase())) {
return 0;
} else if (_MEDIA_VIDEO.contains(type.toLowerCase())) {
return 1;
} else if (_MEDIA_TXT.contains(type.toLowerCase())) {
return 2;
} else {
return 9;
}
}
/**
* 重新命名资源
*/
protected static String reFileName() {
return PKUtil.getPK();
}
/**
* 重新定义文件名称
*
*/
public static String getNewFileName(String fileName) {
StringBuffer SB = new StringBuffer(reFileName());
SB.append(checkSuffix(fileName));
return SB.toString();
}
/**
* 判断FileName的类型
*/
public static String checkSuffix(String fileName) {
int no = fileName.lastIndexOf(".");
if (no == -1 || no == fileName.length() - 1) {
return ".nosuffix";
} else {
return fileName.substring(no);
}
}
/**
* 移动文件
*/
public static boolean moveFile(String sourceFile, String targetPath, String newFileName) {
File file = new File(sourceFile);
if (!file.exists()) {
return false;
}
File dir = new File(targetPath);
FileUtil.createDirs(targetPath);
boolean b = file.renameTo(new File(dir, newFileName));
return b;
}
/**
* 根据后缀分类存储类型 目前约定 image , video ,txt 自身判断 other
*/
public static String getSuffixType(String fileName) {
String suffix = checkSuffix(fileName);
Integer type = MatchType(suffix);
switch (type) {
case 0:
return "image";
case 1:
return "video";
case 2:
return "txt";
default:
return "other";
}
}
}