private static String Download(String urlList) {
URL url = null;
String filepath="";
try {
url = new URL(urlList);
DataInputStream dataInputStream = new DataInputStream(url.openStream());
String newpaht =path+getCurrentDateTime();//+"\"+urlList.substring(urlList.lastIndexOf("/")+1, urlList.length());//+".jpg";
try{
File file = new File(newpaht);
if(!file.exists()){
file.mkdirs();
}
}catch(Exception ex){
System.out.println(ex);
}
filepath=newpaht+"\"+urlList.substring(urlList.lastIndexOf("/")+1, urlList.length())+".jpg";
FileOutputStream fileOutputStream = new FileOutputStream(new File(filepath));
ByteArrayOutputStream output = new ByteArrayOutputStream();
byte[] buffer = new byte[1024];
int length;
while ((length = dataInputStream.read(buffer)) > 0) {
output.write(buffer, 0, length);
}
fileOutputStream.write(output.toByteArray());
dataInputStream.close();
fileOutputStream.close();
} catch (MalformedURLException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
return filepath;
}
测试
public static void main(String[] args) {
String url = "https://img.zcool.cn/community/01f9ea56e282836ac72531cbe0233b.jpg";
Download(url);
}
引用
import java.io.ByteArrayOutputStream;
import java.io.DataInputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.net.MalformedURLException;
import java.net.URL;
