Show the content length : HttpURLConnection « Network Protocol « Java

Show the content length

import java.util.Date;

public class Main{
  public static void main(String args[]) throws Exception {
    URL url = new URL("");
    HttpURLConnection httpCon = (HttpURLConnection) url.openConnection();

    int len = httpCon.getContentLength();
    if (len == -1)
      System.out.println("Content length unavailable.");
      System.out.println("Content-Length: " + len);


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