Example usage for java.net URL URL

Introduction

In this page you can find the example usage for java.net URL URL.

Prototype

public URL(String spec) throws MalformedURLException

Source Link

Document

Creates a URL object from the String representation.

Usage

From source file:Main.java

public static void main(String[] args) throws Exception {
    URL yahoo = new URL("http://www.yahoo.com/");
    URLConnection yc = yahoo.openConnection();
    BufferedReader in = new BufferedReader(new InputStreamReader(yc.getInputStream()));
    String inputLine;/*www.j  a v  a 2s  .  c om*/

    while ((inputLine = in.readLine()) != null)
        System.out.println(inputLine);
    in.close();
}

From source file:MainClass.java

public static void main(String[] args) throws Exception {
    URL u = new URL(args[0]);
    URLConnection uc = u.openConnection();
    BufferedReader br = new BufferedReader(new InputStreamReader(uc.getInputStream()));
    String s = br.readLine();/*w  ww  . j  a v  a  2  s  .  com*/
    while (s != null) {
        System.out.println(s);
        s = br.readLine();
    }
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    BufferedImage image = ImageIO.read(new URL("http://www.java2s.com/style/download.png"));
    System.out.println(image == null);
    int width = image.getWidth();
    int height = image.getHeight();
    System.out.println(width + "x" + height);
    for (int row = 0; row < height; row++) {
        for (int col = 0; col < width; col++) {
            System.out.printf("%04X ", image.getRGB(col, row));
        }/*from  w  w w .j  a v  a2  s . c o m*/
        System.out.println();
    }
}

From source file:Main.java

public static void main(String[] argv) throws Exception {
    URL url = new URL("jar:file:/c://my.jar!/");
    JarURLConnection conn = (JarURLConnection) url.openConnection();

    Attributes attrs = conn.getAttributes();
    Certificate[] certs = conn.getCertificates();

}

From source file:Main.java

public static void main(String[] argv) throws Exception {

    URL url = new URL("https://www.server.com");
    HttpURLConnection con = (HttpURLConnection) url.openConnection();

    BufferedReader in = new BufferedReader(new InputStreamReader(con.getInputStream()));
    String inputLine;//from w  w w  .  j a v  a  2s .  co m

    while ((inputLine = in.readLine()) != null)
        System.out.println(inputLine);
    in.close();
}

From source file:MainClass.java

public static void main(String args[]) {

    URL webURL, ftpURL;//from w w  w .j  av  a  2 s. c  om

    try {
        webURL = new URL("http://www.macfaq.com/vendor.html");
        System.out.println(webURL);
        ftpURL = new URL("ftp://ftp.macfaq.com/pub/");
        System.out.println(ftpURL);

        webURL = new URL("http", "www.macfaq.com", "/vendor.html");
        System.out.println(webURL);
        ftpURL = new URL("ftp", "ftp.macfaq.com", "/pub");
        System.out.println(ftpURL);

        webURL = new URL("http", "www.macfaq.com", 80, "/vendor.html");
        System.out.println(webURL);
        ftpURL = new URL("ftp", "ftp.macfaq.com", 21, "/pub");
        System.out.println(ftpURL);

    } catch (MalformedURLException e) {
        System.err.println(e);
    }

}

From source file:MainClass.java

public static void main(String args[]) {
    try {/*from  w  ww .  java 2 s . com*/
        URL u = new URL("http://www.java2s.com");
        URLConnection uc = u.openConnection();
        System.out.println("Content-encoding: " + uc.getContentEncoding());
    } catch (MalformedURLException e) {
        System.err.println("not a URL I understand");
    } catch (IOException e) {
        System.err.println(e);
    }
}

From source file:GetURL.java

public static void main(String args[]) throws Exception {
    URL url = new URL("http://www.google.com");
    InputStream urlstream = url.openStream();
    byte[] buffer = new byte[0];
    byte[] chunk = new byte[4096];
    int count;/*from  w  ww. j a  v a2  s.co  m*/

    while ((count = urlstream.read(chunk)) >= 0) {
        byte[] t = new byte[buffer.length + count];
        System.arraycopy(buffer, 0, t, 0, buffer.length);
        System.arraycopy(chunk, 0, t, buffer.length, count);
        buffer = t;
    }

    String filename = (url.getFile()).replace('/', File.separatorChar);
    File f1 = new File(filename);
    filename = f1.getName();
    FileOutputStream f = null;
    f = new FileOutputStream(filename);
    f.write(buffer);
    f.close();
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    URL url = new URL("http://www.java2s.com/");
    URLConnection urlConnection = url.openConnection();
    Map<String, List<String>> headers = urlConnection.getHeaderFields();
    Set<Map.Entry<String, List<String>>> entrySet = headers.entrySet();
    for (Map.Entry<String, List<String>> entry : entrySet) {
        String headerName = entry.getKey();
        System.out.println("Header Name:" + headerName);
        List<String> headerValues = entry.getValue();
        for (String value : headerValues) {
            System.out.print("Header value:" + value);
        }//ww w. ja  v a2 s . c  o  m
        System.out.println();
    }
}

From source file:Main.java

public static void main(String[] argv) throws Exception {
    HttpURLConnection.setFollowRedirects(false);
    HttpURLConnection con = (HttpURLConnection) new URL("http://www.google.coom").openConnection();
    con.setRequestMethod("HEAD");
    System.out.println(con.getResponseCode() == HttpURLConnection.HTTP_MOVED_PERM);
}