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:HrefMatch.java

public static void main(String[] args) {
    try {/*from ww  w.ja va  2s.co  m*/
        // get URL string from command line or use default
        String urlString;
        if (args.length > 0)
            urlString = args[0];
        else
            urlString = "http://java.sun.com";

        // open reader for URL
        InputStreamReader in = new InputStreamReader(new URL(urlString).openStream());

        // read contents into string builder
        StringBuilder input = new StringBuilder();
        int ch;
        while ((ch = in.read()) != -1)
            input.append((char) ch);

        // search for all occurrences of pattern
        String patternString = "<a\\s+href\\s*=\\s*(\"[^\"]*\"|[^\\s>]*)\\s*>";
        Pattern pattern = Pattern.compile(patternString, Pattern.CASE_INSENSITIVE);
        Matcher matcher = pattern.matcher(input);

        while (matcher.find()) {
            int start = matcher.start();
            int end = matcher.end();
            String match = input.substring(start, end);
            System.out.println(match);
        }
    } catch (IOException e) {
        e.printStackTrace();
    } catch (PatternSyntaxException e) {
        e.printStackTrace();
    }
}

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From source file:org.jcodec.player.app.PlayerMain.java

public static void main(String[] args) throws Exception {
    if (args.length < 1) {
        System.out.println("Syntax: <url>");
        return;/* ww  w .ja v  a 2  s. com*/
    }
    new PlayerMain(new URL(args[0]));
}

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From source file:flashcrawler.FlashCrawler.java

/**
 * @param args the command line arguments
 *//*from   w w  w.  j  av  a  2s  .  co m*/
public static void main(String[] args) throws FileNotFoundException {
    Scanner scn = new Scanner(new File("input.txt"));
    ArrayList<String> ins = new ArrayList();
    while (scn.hasNextLine()) {
        String input = scn.nextLine();
        ins.add(input);
    }

    String URL;
    PrintWriter writer = null;
    writer = new PrintWriter(new FileOutputStream(new File("error-log.txt"), true));

    String File;
    for (String name : ins) {
        File offlinePath = new File("/games/" + name + ".swf");
        String onlinePath = "http://wsh.gamib.com/x/" + name + "/" + name + ".swf";
        System.out.println("Downloading " + onlinePath + " into " + offlinePath);
        URL url = null;
        try {
            System.out.println("...");
            url = new URL(onlinePath);
        } catch (MalformedURLException ex) {
            System.out.println("Failed to create url object");
            writer.println("Error when creating url: " + onlinePath + "\tname");
        }
        try {
            System.out.println("...");
            FileUtils.copyURLToFile(url, offlinePath);
            System.out.println("Success.");
        } catch (IOException ex) {
            System.out.println("Error when downloading game: " + offlinePath);
            writer.println("Error when downloading game: " + offlinePath);
        }

    }
    writer.close();
    System.out.println("Process complete!");
}

---

From source file:ImageSize.java

public static void main(String[] args) throws Exception {
    String url = "http://www.java2s.com/style/logo.png";

    new ImageSize(new URL(url));

}

---

From source file:SendMail.java

public static void main(String[] args) {
    try {/*from   w w  w. java2 s. c  om*/
        // If the user specified a mailhost, tell the system about it.
        if (args.length >= 1)
            System.getProperties().put("mail.host", args[0]);

        // A Reader stream to read from the console
        BufferedReader in = new BufferedReader(new InputStreamReader(System.in));

        // Ask the user for the from, to, and subject lines
        System.out.print("From: ");
        String from = in.readLine();
        System.out.print("To: ");
        String to = in.readLine();
        System.out.print("Subject: ");
        String subject = in.readLine();

        // Establish a network connection for sending mail
        URL u = new URL("mailto:" + to); // Create a mailto: URL
        URLConnection c = u.openConnection(); // Create its URLConnection
        c.setDoInput(false); // Specify no input from it
        c.setDoOutput(true); // Specify we'll do output
        System.out.println("Connecting..."); // Tell the user
        System.out.flush(); // Tell them right now
        c.connect(); // Connect to mail host
        PrintWriter out = // Get output stream to host
                new PrintWriter(new OutputStreamWriter(c.getOutputStream()));

        // We're talking to the SMTP server now.
        // Write out mail headers. Don't let users fake the From address
        out.print("From: \"" + from + "\" <" + System.getProperty("user.name") + "@"
                + InetAddress.getLocalHost().getHostName() + ">\r\n");
        out.print("To: " + to + "\r\n");
        out.print("Subject: " + subject + "\r\n");
        out.print("\r\n"); // blank line to end the list of headers

        // Now ask the user to enter the body of the message
        System.out.println("Enter the message. " + "End with a '.' on a line by itself.");
        // Read message line by line and send it out.
        String line;
        for (;;) {
            line = in.readLine();
            if ((line == null) || line.equals("."))
                break;
            out.print(line + "\r\n");
        }

        // Close (and flush) the stream to terminate the message
        out.close();
        // Tell the user it was successfully sent.
        System.out.println("Message sent.");
    } catch (Exception e) { // Handle any exceptions, print error message.
        System.err.println(e);
        System.err.println("Usage: java SendMail [<mailhost>]");
    }
}

---

From source file:com.zxm.servicemix.examples.cxf.jaxrs.client.Client.java

public static void main(String args[]) throws Exception {
    // Sent HTTP GET request to query all customer info

    // Sent HTTP GET request to query customer info
    System.out.println("Sent HTTP GET request to query customer info");
    URL url = new URL("http://localhost:8181/cxf/crm/customerservice/customers/123");
    InputStream in = url.openStream();
    System.out.println(getStringFromInputStream(in));

    // Sent HTTP GET request to query sub resource product info
    System.out.println("\n");
    System.out.println("Sent HTTP GET request to query sub resource product info");
    url = new URL("http://localhost:8181/cxf/crm/customerservice/orders/223/products/323");
    in = url.openStream();/*from  w  w  w  .  ja  va  2s  .  c o  m*/
    System.out.println(getStringFromInputStream(in));

    // Sent HTTP PUT request to update customer info
    System.out.println("\n");
    System.out.println("Sent HTTP PUT request to update customer info");
    Client client = new Client();
    String inputFile = client.getClass().getResource("update_customer.xml").getFile();
    File input = new File(inputFile);
    PutMethod put = new PutMethod("http://localhost:8181/cxf/crm/customerservice/customers");
    RequestEntity entity = new FileRequestEntity(input, "text/xml; charset=ISO-8859-1");
    put.setRequestEntity(entity);
    HttpClient httpclient = new HttpClient();

    try {
        int result = httpclient.executeMethod(put);
        System.out.println("Response status code: " + result);
        System.out.println("Response body: ");
        System.out.println(put.getResponseBodyAsString());
    } finally {
        // Release current connection to the connection pool once you are
        // done
        put.releaseConnection();
    }

    // Sent HTTP POST request to add customer
    System.out.println("\n");
    System.out.println("Sent HTTP POST request to add customer");
    inputFile = client.getClass().getResource("add_customer.xml").getFile();
    input = new File(inputFile);
    PostMethod post = new PostMethod("http://localhost:8181/cxf/crm/customerservice/customers");
    post.addRequestHeader("Accept", "text/xml");
    entity = new FileRequestEntity(input, "text/xml; charset=ISO-8859-1");
    post.setRequestEntity(entity);
    httpclient = new HttpClient();

    try {
        int result = httpclient.executeMethod(post);
        System.out.println("Response status code: " + result);
        System.out.println("Response body: ");
        System.out.println(post.getResponseBodyAsString());
    } finally {
        // Release current connection to the connection pool once you are
        // done
        post.releaseConnection();
    }

    System.out.println("\n");
    System.exit(0);
}

---

From source file:me.rgcjonas.portableMinecraftLauncher.Main.java

/**
 * entry point//from   www . j  a  v  a2 s  .c o m
 * @param args
 */
public static void main(String[] args) {
    File workDir = getWorkingDirectory();

    //ensure the working directory exists
    if (!workDir.exists()) {
        workDir.mkdir();
    }
    File launcherJar = new File(workDir, "launcher.jar");

    //download launcher if it doesn't exist
    if (!launcherJar.exists()) {
        try {
            URL launcherurl = new URL("https://s3.amazonaws.com/MinecraftDownload/launcher/minecraft.jar");
            FileUtils.copyURLToFile(launcherurl, launcherJar);
        } catch (IOException e) {
            // shouldn't happen
            e.printStackTrace();
        }
    }

    URL[] urls;
    try {
        urls = new URL[] { launcherJar.toURI().toURL() };

        //this class loader mustn't be disposed while the launcher is running
        @SuppressWarnings("resource")
        LauncherClassLoader loader = new LauncherClassLoader(urls);

        //run it      
        Class<?> launcherFrame = loader.loadClass("net.minecraft.LauncherFrame");
        launcherFrame.getMethod("main", String[].class).invoke(null, (Object) args);
    } catch (Exception e) {
        // there's nothing we can do in that case but notify the dev
        e.printStackTrace();
    }
}

---

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 .  ja  va 2 s.  c o  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:com.aj.hangman.HangmanReq.java

public static void main(String[] args) {
    HangmanDict dictionary = new HangmanDict();

    try {//from   ww w .j ava 2  s  .co  m
        BufferedReader input = new BufferedReader(new InputStreamReader(
                new URL("http://gallows.hulu.com/play?code=gudehosa@usc.edu").openStream()));
        String info = input.readLine();
        JSONParser parser = new JSONParser();

        Object obj;
        try {
            obj = parser.parse(info);
            JSONObject retJson = (JSONObject) obj;

            TOKEN = (String) retJson.get("token");
            STATUS = (String) retJson.get("status");
            STATE = (String) retJson.get("state");
            REM = (Long) retJson.get("remaining_guesses");
            PREM = REM;
            System.out.println("State:: " + STATE);
        } catch (ParseException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }

        while ("ALIVE".equalsIgnoreCase(STATUS)) {
            // call make guess function, returns character
            guess = dictionary.makeGuess(STATE);
            System.out.println("Guessed:: " + guess);
            // call the url to update
            BufferedReader reInput = new BufferedReader(
                    new InputStreamReader(new URL("http://gallows.hulu.com/play?code=gudehosa@usc.edu"
                            + String.format("&token=%s&guess=%s", TOKEN, guess)).openStream()));

            // parse the url to get the updated value
            String reInfo = reInput.readLine();
            JSONParser reParser = new JSONParser();

            Object retObj = reParser.parse(reInfo);
            JSONObject retJson = (JSONObject) retObj;

            STATUS = (String) retJson.get("status");
            STATE = (String) retJson.get("state");
            REM = (Long) retJson.get("remaining_guesses");
            System.out.println("State:: " + STATE);
        }

        if ("DEAD".equalsIgnoreCase(STATUS)) {
            // print lost
            System.out.println("You LOOSE: DEAD");
        } else if ("FREE".equalsIgnoreCase(STATUS)) {
            // print free
            System.out.println("You WIN: FREE");
        }

    } catch (ParseException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }

}

---

From source file:com.mycompany.jaxrsexample.client.Client.java

public static void main(String args[]) throws Exception {
    // Sent HTTP GET request to query all students info

    System.out.println("Invoking server through HTTP GET to query all students info");
    URL url = new URL("http://localhost:9000/studentservice/students");
    InputStream in = url.openStream();
    System.out.println(getStringFromInputStream(in));

    // Sent HTTP GET request to query student info
    System.out.println("Sent HTTP GET request to query customer info");
    url = new URL("http://localhost:9000/studentservice/students/1");
    in = url.openStream();// ww  w.  j  ava2 s  . c om
    System.out.println(getStringFromInputStream(in));

    // Sent HTTP PUT request to update student info
    System.out.println("\n");
    System.out.println("Sent HTTP PUT request to update student info");
    Client client = new Client();
    String inputFile = client.getClass().getResource("/update_student.xml").getFile();
    URIResolver resolver = new URIResolver(inputFile);
    File input = new File(resolver.getURI());
    PutMethod put = new PutMethod("http://localhost:9000/studentservice/students");
    RequestEntity entity = new FileRequestEntity(input, "text/xml; charset=ISO-8859-1");
    put.setRequestEntity(entity);
    HttpClient httpclient = new HttpClient();

    try {
        int result = httpclient.executeMethod(put);
        System.out.println("Response status code: " + result);
        System.out.println("Response body: ");
        System.out.println(put.getResponseBodyAsString());
    } finally {
        // Release current connection to the connection pool once you are
        // done
        put.releaseConnection();
    }

    // Sent HTTP POST request to add student
    System.out.println("\n");
    System.out.println("Sent HTTP POST request to add student");
    inputFile = client.getClass().getResource("/add_student.xml").getFile();
    resolver = new URIResolver(inputFile);
    input = new File(resolver.getURI());
    PostMethod post = new PostMethod("http://localhost:9000/studentservice/students");
    post.addRequestHeader("Accept", "text/xml");
    entity = new FileRequestEntity(input, "text/xml; charset=ISO-8859-1");
    post.setRequestEntity(entity);
    httpclient = new HttpClient();

    try {
        int result = httpclient.executeMethod(post);
        System.out.println("Response status code: " + result);
        System.out.println("Response body: ");
        System.out.println(post.getResponseBodyAsString());
    } finally {
        // Release current connection to the connection pool once you are
        // done
        post.releaseConnection();
    }

    System.out.println("\n");
    System.exit(0);
}

---

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