/
Downloader.java
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/
Downloader.java
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/**
* Copyright 2015-2016 Austin Keener
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package net.dv8tion.discord.util;
import javax.imageio.ImageIO;
import java.awt.image.BufferedImage;
import java.io.*;
import java.net.MalformedURLException;
import java.net.URL;
public class Downloader
{
public static String webpage(String urlText)
{
String webpageText = "";
URL url;
InputStream is = null;
BufferedReader br;
String line;
try
{
url = new URL(urlText);
is = url.openStream(); // throws an IOException
br = new BufferedReader(new InputStreamReader(is));
while ((line = br.readLine()) != null)
{
webpageText += line;
}
}
catch (MalformedURLException mue)
{
mue.printStackTrace();
return null;
}
catch (IOException ioe)
{
ioe.printStackTrace();
return null;
}
finally
{
try
{
if (is != null) is.close();
}
catch (IOException ioe)
{
// nothing to see here
}
}
return webpageText;
}
public static BufferedImage image(String urlText)
{
try
{
BufferedImage image = ImageIO.read(new URL(urlText));
return image;
}
catch (IOException e)
{
System.out.printf("Could not find image at URL: %s\n", urlText);
e.printStackTrace();
return null;
}
}
public static File file(String urlText, String fileName) throws IOException
{
File file = new File(fileName);
file.getParentFile().mkdirs();
URL link = new URL(urlText); //The file that you want to download
//Code to download
InputStream in = new BufferedInputStream(link.openStream());
ByteArrayOutputStream out = new ByteArrayOutputStream();
byte[] buf = new byte[1024];
int n = 0;
while (-1!=(n=in.read(buf)))
{
out.write(buf, 0, n);
}
out.close();
in.close();
byte[] response = out.toByteArray();
FileOutputStream fos = new FileOutputStream(file);
fos.write(response);
fos.close();
return file;
}
}