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HTTP GET in Java, performance issues

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My first version was:


import java.net.*;

URL url = new URL(theURL);
BufferedReader in = new BufferedReader(new InputStreamReader(url.openStream()));
String wholeInput = "";
String inputLine = null;
while ((inputLine = in.readLine()) != null)

{ wholeInput += inputLine; }



The above code proved to be EXTREMELY slow. The below version is MUCH faster:


URL url = new URL(theURL);
HttpURLConnection conn = (HttpURLConnection) url.openConnection();
conn.setRequestMethod("GET");
BufferedReader in = new BufferedReader(new InputStreamReader(conn.getInputStream()));
String wholeInput = "";
String inputLine = null;
while ((inputLine = in.readLine()) != null)
{ wholeInput += inputLine; }
in.close();

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