try {
BufferedImage image = ImageIO.read(fis);
double width = image.getWidth();
double height = image.getHeight();
if(width<200||height<200){
return 1;
}
else if(width/height>2){
return 2;
}
else if(fis.available()/(1024*1024)>2){
return 3;
}
else {
return 0;
}
} catch (IOException e) {
e.printStackTrace();
}
return 1;
}
/**
* 处理头像路径
*/
public String dealPath(String path){
String[] strings = path.split("");
String string2 = "/";
for (int i = strings.length-4; i < strings.length; i++) {
if(i==strings.length-1){
string2 = string2+strings[i];
}
else {
string2 = string2+strings[i]+"/";
}
}
return string2;
}
}
这里就介绍使用ajaxFileUpload异步上传文件。下面将介绍如何截取头像(类似于QQ上传头像)
