Example usage for java.net URL getHost

Introduction

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

Prototype

public String getHost()

Source Link

Document

Gets the host name of this URL , if applicable.

Usage

From source file:Main.java

public static void main(String[] args) throws Exception {
    String pageAddr = "http://www.google.com/index.htm";
    URL url = new URL(pageAddr);
    String websiteAddress = url.getHost();

    String file = url.getFile();// ww w .j  a  v a  2  s  .  c o m
    Socket clientSocket = new Socket(websiteAddress, 80);

    BufferedReader inFromServer = new BufferedReader(new InputStreamReader(clientSocket.getInputStream()));

    OutputStreamWriter outWriter = new OutputStreamWriter(clientSocket.getOutputStream());
    outWriter.write("GET " + file + " HTTP/1.0\r\n\n");
    outWriter.flush();
    BufferedWriter out = new BufferedWriter(new FileWriter(file));
    boolean more = true;
    String input;
    while (more) {
        input = inFromServer.readLine();
        if (input == null)
            more = false;
        else {
            out.write(input);
        }
    }
    out.close();
    clientSocket.close();
}

From source file:MainClass.java

public static void main(String[] args) throws IOException {

    URL u = new URL("http://www.java2s.com");
    String host = u.getHost();
    int port = 80;
    String file = "/";

    SocketAddress remote = new InetSocketAddress(host, port);
    SocketChannel channel = SocketChannel.open(remote);
    FileOutputStream out = new FileOutputStream("yourfile.htm");
    FileChannel localFile = out.getChannel();

    String request = "GET " + file + " HTTP/1.1\r\n" + "User-Agent: HTTPGrab\r\n" + "Accept: text/*\r\n"
            + "Connection: close\r\n" + "Host: " + host + "\r\n" + "\r\n";

    ByteBuffer header = ByteBuffer.wrap(request.getBytes("US-ASCII"));
    channel.write(header);// www. java 2  s  . c o m

    ByteBuffer buffer = ByteBuffer.allocate(8192);
    while (channel.read(buffer) != -1) {
        buffer.flip();
        localFile.write(buffer);
        buffer.clear();
    }

    localFile.close();
    channel.close();
}

From source file:org.apache.infra.reviewboard.ReviewBoard.java

public static void main(String... args) throws IOException {

    URL url = new URL(REVIEW_BOARD_URL);
    HttpHost host = new HttpHost(url.getHost(), url.getPort(), url.getProtocol());

    Executor executor = Executor.newInstance().auth(host, REVIEW_BOARD_USERNAME, REVIEW_BOARD_PASSWORD)
            .authPreemptive(host);//from w w w.j  av  a  2  s  .  co m

    Request request = Request.Get(REVIEW_BOARD_URL + "/api/review-requests/");
    Response response = executor.execute(request);

    request = Request.Get(REVIEW_BOARD_URL + "/api/review-requests/");
    response = executor.execute(request);

    ObjectMapper mapper = new ObjectMapper();
    JsonNode json = mapper.readTree(response.returnResponse().getEntity().getContent());

    JsonFactory factory = new JsonFactory();
    JsonGenerator generator = factory.createGenerator(new PrintWriter(System.out));
    generator.setPrettyPrinter(new DefaultPrettyPrinter());
    mapper.writeTree(generator, json);
}

From source file:Main.java

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

    URL url = new URL("http://hostname:80/index.html#_top_");

    String protocol = url.getProtocol(); // http
    String host = url.getHost(); // hostname
    int port = url.getPort(); // 80
    String file = url.getFile(); // index.html
    String ref = url.getRef(); // _top_
}

From source file:Main.java

public static void main(String args[]) throws Exception {
    URL u = new URL("http://www.yourserver.com/abc/demo.htm");
    System.out.println("The URL is " + u);
    System.out.println("The host part is " + u.getHost());

}

From source file:org.eclipse.swt.snippets.Snippet317.java

public static void main(String[] args) {
    Display display = new Display();
    final Shell shell = new Shell(display);
    shell.setText("Snippet 317");
    GridLayout gridLayout = new GridLayout();
    gridLayout.numColumns = 2;/*from   ww w  .j a  va  2  s.  c o  m*/
    shell.setLayout(gridLayout);
    final Text location = new Text(shell, SWT.BORDER);
    GridData data = new GridData();
    data.horizontalAlignment = GridData.FILL;
    data.grabExcessHorizontalSpace = true;
    location.setLayoutData(data);
    Button go = new Button(shell, SWT.PUSH);
    go.setText("Go");

    final Browser browser;
    try {
        browser = new Browser(shell, SWT.NONE);
    } catch (SWTError e) {
        System.out.println("Could not instantiate Browser: " + e.getMessage());
        display.dispose();
        return;
    }
    data = new GridData();
    data.horizontalAlignment = data.verticalAlignment = GridData.FILL;
    data.grabExcessHorizontalSpace = data.grabExcessVerticalSpace = true;
    data.horizontalSpan = 2;
    browser.setLayoutData(data);
    browser.setUrl("eclipse.org");
    browser.addLocationListener(new LocationAdapter() {
        @Override
        public void changed(LocationEvent event) {
            location.setText(event.location);
        }
    });

    Listener navigateListener = event -> browser.setUrl(location.getText());
    go.addListener(SWT.Selection, navigateListener);
    location.addListener(SWT.DefaultSelection, navigateListener);

    browser.addAuthenticationListener(event -> {
        try {
            URL url = new URL(event.location);
            if (url.getHost().equals(KNOWN_HOST)) {
                event.user = KNOWN_USER;
                event.password = KNOWN_PASSWORD;
            } else {
                /* do nothing, let default prompter run */
            }
        } catch (MalformedURLException e) {
            /* should not happen, let default prompter run */
        }
    });

    shell.setBounds(10, 10, 500, 500);
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

From source file:MinAppletviewer.java

public static void main(String args[]) throws Exception {
    AppSupport theAppSupport = new AppSupport();
    JFrame f = new JFrame();
    URL toload = new URL(args[0]);
    String host = toload.getHost();
    int port = toload.getPort();
    String protocol = toload.getProtocol();
    String path = toload.getFile();
    int join = path.lastIndexOf('/');
    String file = path.substring(join + 1);
    path = path.substring(0, join + 1);/*from   w  w w  .  j  ava2  s .c o m*/

    theAppSupport.setCodeBase(new URL(protocol, host, port, path));
    theAppSupport.setDocumentBase(theAppSupport.getCodeBase());

    URL[] bases = { theAppSupport.getCodeBase() };
    URLClassLoader loader = new URLClassLoader(bases);
    Class theAppletClass = loader.loadClass(file);
    Applet theApplet = (Applet) (theAppletClass.newInstance());

    f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    f.add(theApplet, BorderLayout.CENTER);

    theApplet.setStub(theAppSupport);

    f.setSize(200, 200);
    f.setVisible(true);
    theApplet.init();
    theApplet.start();
}

From source file:MainClass.java

public static void main(String args[]) throws Exception {
    URL hp = new URL("http://www.java2s.com");
    System.out.println("Protocol: " + hp.getProtocol());
    System.out.println("Port: " + hp.getPort());
    System.out.println("Host: " + hp.getHost());
    System.out.println("File: " + hp.getFile());
    System.out.println("Ext:" + hp.toExternalForm());
}

From source file:MainClass.java

public static void main(String[] args) throws Exception {
    URL url = new URL("http://www.yahoo.com:80/en/index.html?name=joe#first");
    System.out.println("protocol:" + url.getProtocol());
    System.out.println("prot:" + url.getPort());
    System.out.println("host:" + url.getHost());
    System.out.println("path:" + url.getPath());
    System.out.println("file:" + url.getFile());
    System.out.println("query:" + url.getQuery());
    System.out.println("ref:" + url.getRef());
}

From source file:ParseURL.java

public static void main(String[] args) throws Exception {
    URL aURL = new URL("http://java.sun.com:80/docs/books/" + "tutorial/index.html#DOWNLOADING");
    System.out.println("protocol = " + aURL.getProtocol());
    System.out.println("host = " + aURL.getHost());
    System.out.println("filename = " + aURL.getFile());
    System.out.println("port = " + aURL.getPort());
    System.out.println("ref = " + aURL.getRef());
}