Example usage for java.io PrintWriter PrintWriter

Introduction

In this page you can find the example usage for java.io PrintWriter PrintWriter.

Prototype

public PrintWriter(File file) throws FileNotFoundException 

Source Link

Document

Creates a new PrintWriter, without automatic line flushing, with the specified file.

Usage

From source file:flashcrawler.FlashCrawler.java

/**
 * @param args the command line arguments
 *///w  w w.j av  a  2 s .c  om
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:SAXCopy.java

static public void main(String[] arg) {
    String infilename = null;//from w  w w. j a  v  a 2 s. c  o  m
    String outfilename = null;
    if (arg.length == 2) {
        infilename = arg[0];
        outfilename = arg[1];
    } else {
        usage();
    }

    try {
        SAXParserFactory spf = SAXParserFactory.newInstance();
        SAXParser parser = spf.newSAXParser();
        XMLReader reader = parser.getXMLReader();
        reader.setErrorHandler(new MyErrorHandler());
        FileOutputStream fos = new FileOutputStream(outfilename);
        PrintWriter out = new PrintWriter(fos);
        MyCopyHandler duper = new MyCopyHandler(out);
        reader.setContentHandler(duper);
        InputSource is = new InputSource(infilename);
        reader.parse(is);
        out.close();
    } catch (SAXException e) {
        System.exit(1);
    } catch (ParserConfigurationException e) {
        System.err.println(e);
        System.exit(1);
    } catch (IOException e) {
        System.err.println(e);
        System.exit(1);
    }
}

---

From source file:TestDebug_MySQL.java

public static void main(String[] args) {
    Connection conn = null;//from  w ww . j a v  a2  s .c om
    try {
        PrintWriter pw = new PrintWriter(new FileOutputStream("mysql_debug.txt"));
        DriverManager.setLogWriter(pw);
        conn = getConnection();
        String tableName = "myTable";
        System.out.println("tableName=" + tableName);
        System.out.println("conn=" + conn);
        System.out.println("rowCount=" + countRows(conn, tableName));
    } catch (Exception e) {
        e.printStackTrace();
        System.exit(1);
    } finally {
        try {
            conn.close();
        } catch (SQLException e) {
            e.printStackTrace();
        }
    }
}

---

From source file:com.endava.webfundamentals.Main.java

public static void main(String[] args) throws JsonParseException, JsonMappingException, IOException {
    HttpClient httpClient = HttpClientBuilder.create().build();
    HttpGet httpRequest = new HttpGet("http://petstore.swagger.wordnik.com/api/api-docs");
    HttpResponse httpResponse = httpClient.execute(httpRequest);

    ObjectMapper objectMapper = new ObjectMapper();
    PetStore petStore = objectMapper.readValue(httpResponse.getEntity().getContent(), PetStore.class);

    PrintWriter out = new PrintWriter("PetStore.html");
    out.println("<html>");
    out.println("<header>");
    out.println(petStore.getInfo().getTitle());
    out.println("</header>");
    out.println("<body>");
    out.println("Api Version " + petStore.getApiVersion());
    out.println("Swagger Version " + petStore.getSwaggerVersion());
    out.println("<p>");
    out.println(petStore.getInfo().getDescription());
    out.println("</p>");
    out.println("<p>");
    out.println(petStore.getInfo().getContact());
    out.println("</p>");
    out.println(petStore.getInfo().getLicense());
    out.println(petStore.getInfo().getLicenseUrl());
    out.println("<p>");
    out.println(petStore.getInfo().getTermsOfServiceUrl());
    out.println("</p>");
    out.println("</body>");
    out.println("</html>");

    out.close();//from   w  w  w  . j a va  2  s  . co m
}

---

From source file:eval.dataset.ParseWikiLog.java

public static void main(String[] ss) throws FileNotFoundException, ParserConfigurationException, IOException {
    FileInputStream fin = new FileInputStream("data/enwiki-20151201-pages-logging.xml.gz");
    GzipCompressorInputStream gzIn = new GzipCompressorInputStream(fin);
    InputStreamReader reader = new InputStreamReader(gzIn);
    BufferedReader br = new BufferedReader(reader);
    PrintWriter pw = new PrintWriter(new FileWriter("data/user_page.txt"));
    pw.println(/*w ww.j  a v a2 s.c o  m*/
            "#list of user names and pages that they have edited, deleted or created. These info are mined from logitems of enwiki-20150304-pages-logging.xml.gz");
    TreeMap<String, Set<String>> userPageList = new TreeMap();
    TreeSet<String> pageList = new TreeSet();
    int counterEntry = 0;
    String currentUser = null;
    String currentPage = null;
    try {
        for (String line = br.readLine(); line != null; line = br.readLine()) {

            if (line.trim().equals("</logitem>")) {
                counterEntry++;
                if (currentUser != null && currentPage != null) {
                    updateMap(userPageList, currentUser, currentPage);
                    pw.println(currentUser + "\t" + currentPage);
                    pageList.add(currentPage);
                }
                currentUser = null;
                currentPage = null;
            } else if (line.trim().startsWith("<username>")) {
                currentUser = line.trim().split(">")[1].split("<")[0].replace(" ", "_");

            } else if (line.trim().startsWith("<logtitle>")) {
                String content = line.trim().split(">")[1].split("<")[0];
                if (content.split(":").length == 1) {
                    currentPage = content.replace(" ", "_");
                }
            }
        }
    } catch (IOException ex) {
        Logger.getLogger(ParseWikiLog.class.getName()).log(Level.SEVERE, null, ex);
    }
    pw.println("#analysed " + counterEntry + " entries of wikipesia log file");
    pw.println("#gathered a list of unique user of size " + userPageList.size());
    pw.println("#gathered a list of pages of size " + pageList.size());
    pw.close();
    gzIn.close();

    PrintWriter pwUser = new PrintWriter(new FileWriter("data/user_list_page_edited.txt"));
    pwUser.println(
            "#list of unique users and pages that they have edited, extracted from logitems of enwiki-20150304-pages-logging.xml.gz");
    for (String user : userPageList.keySet()) {
        pwUser.print(user);
        Set<String> getList = userPageList.get(user);
        for (String page : getList) {
            pwUser.print("\t" + page);
        }
        pwUser.println();
    }
    pwUser.close();

    PrintWriter pwPage = new PrintWriter(new FileWriter("data/all_pages.txt"));
    pwPage.println("#list of the unique pages that are extracted from enwiki-20150304-pages-logging.xml.gz");
    for (String page : pageList) {
        pwPage.println(page);
    }
    pwPage.close();
    System.out.println("#analysed " + counterEntry + " entries of wikipesia log file");
    System.out.println("#gathered a list of unique user of size " + userPageList.size());
    System.out.println("#gathered a list of pages of size " + pageList.size());
}

---

From source file:SelectingComboSample.java

public static void main(String args[]) {
    String labels[] = { "A", "B", "C", "D", "E", "F", "G", "H", "J", "I" };
    JFrame frame = new JFrame("Selecting JComboBox");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    Container contentPane = frame.getContentPane();

    JComboBox comboBox = new JComboBox(labels);
    contentPane.add(comboBox, BorderLayout.SOUTH);

    final JTextArea textArea = new JTextArea();
    textArea.setEditable(false);/* w  w  w  .  j a va2 s  .  c  o m*/
    JScrollPane sp = new JScrollPane(textArea);
    contentPane.add(sp, BorderLayout.CENTER);

    ItemListener itemListener = new ItemListener() {
        public void itemStateChanged(ItemEvent itemEvent) {
            StringWriter sw = new StringWriter();
            PrintWriter pw = new PrintWriter(sw);
            int state = itemEvent.getStateChange();
            String stateString = ((state == ItemEvent.SELECTED) ? "Selected" : "Deselected");
            pw.print("Item: " + itemEvent.getItem());
            pw.print(", State: " + stateString);
            ItemSelectable is = itemEvent.getItemSelectable();
            pw.print(", Selected: " + selectedString(is));
            pw.println();
            textArea.append(sw.toString());
        }
    };
    comboBox.addItemListener(itemListener);

    ActionListener actionListener = new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            StringWriter sw = new StringWriter();
            PrintWriter pw = new PrintWriter(sw);
            pw.print("Command: " + actionEvent.getActionCommand());
            ItemSelectable is = (ItemSelectable) actionEvent.getSource();
            pw.print(", Selected: " + selectedString(is));
            pw.println();
            textArea.append(sw.toString());
        }
    };
    comboBox.addActionListener(actionListener);

    frame.setSize(400, 200);
    frame.setVisible(true);
}

---

From source file:TextFileTest.java

public static void main(String[] args) {
    Employee[] staff = new Employee[3];

    staff[0] = new Employee("Carl Cracker", 75000, 1987, 12, 15);
    staff[1] = new Employee("Harry Hacker", 50000, 1989, 10, 1);
    staff[2] = new Employee("Tony Tester", 40000, 1990, 3, 15);

    try {//from   www .j a  va2  s.  com
        // save all employee records to the file employee.dat
        PrintWriter out = new PrintWriter("employee.dat");
        writeData(staff, out);
        out.close();

        // retrieve all records into a new array
        Scanner in = new Scanner(new FileReader("employee.dat"));
        Employee[] newStaff = readData(in);
        in.close();

        // print the newly read employee records
        for (Employee e : newStaff)
            System.out.println(e);
    } catch (IOException exception) {
        exception.printStackTrace();
    }
}

---

From source file:MainClass.java

public static void main(String[] args) throws Exception {
    SSLSocketFactory factory = (SSLSocketFactory) SSLSocketFactory.getDefault();

    String hostName = "hostName";
    String fileName = "fileName";

    SSLSocket sslsock = (SSLSocket) factory.createSocket(hostName, 443);

    SSLSession session = sslsock.getSession();
    X509Certificate cert;/*  ww  w . j a v a2 s  . c  o m*/
    try {
        cert = (X509Certificate) session.getPeerCertificates()[0];
    } catch (SSLPeerUnverifiedException e) {
        System.err.println(session.getPeerHost() + " did not present a valid certificate.");
        return;
    }

    System.out.println(session.getPeerHost() + " has presented a certificate belonging to:");
    Principal p = cert.getSubjectDN();
    System.out.println("\t[" + p.getName() + "]");
    System.out.println("The certificate bears the valid signature of:");
    System.out.println("\t[" + cert.getIssuerDN().getName() + "]");

    System.out.print("Do you trust this certificate (y/n)? ");
    System.out.flush();
    BufferedReader console = new BufferedReader(new InputStreamReader(System.in));
    if (Character.toLowerCase(console.readLine().charAt(0)) != 'y')
        return;

    PrintWriter out = new PrintWriter(sslsock.getOutputStream());

    out.print("GET " + fileName + " HTTP/1.0\r\n\r\n");
    out.flush();

    BufferedReader in = new BufferedReader(new InputStreamReader(sslsock.getInputStream()));
    String line;
    while ((line = in.readLine()) != null)
        System.out.println(line);

    sslsock.close();
}

---

From source file:id3Crawler.java

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

    //Input for the directory to be searched.
    System.out.println("Please enter a directory: ");
    Scanner scanner = new Scanner(System.in);
    String input = scanner.nextLine();

    //Start a timer to calculate runtime
    startTime = System.currentTimeMillis();

    System.out.println("Starting scan...");

    //Files for output
    PrintWriter pw1 = new PrintWriter(new FileWriter("C:/Users/gbob3_000/Desktop/id3CrawlerOutput/Song.txt"));
    PrintWriter pw2 = new PrintWriter(new FileWriter("C:/Users/gbob3_000/Desktop/id3CrawlerOutput/Artist.txt"));
    PrintWriter pw3 = new PrintWriter(new FileWriter("C:/Users/gbob3_000/Desktop/id3CrawlerOutput/Album.txt"));
    PrintWriter pw4 = new PrintWriter(
            new FileWriter("C:/Users/gbob3_000/Desktop/id3CrawlerOutput/PerformedBy.txt"));
    PrintWriter pw5 = new PrintWriter(
            new FileWriter("C:/Users/gbob3_000/Desktop/id3CrawlerOutput/TrackOf.txt"));
    PrintWriter pw6 = new PrintWriter(
            new FileWriter("C:/Users/gbob3_000/Desktop/id3CrawlerOutput/CreatedBy.txt"));

    //This is used for creating IDs for artists, songs, albums.
    int idCounter = 0;

    //This is used to prevent duplicate artists
    String previousArtist = " ";
    String currentArtist;//from   w  ww  .  ja  v a 2  s . c o  m
    int artistID = 0;

    //This is used to prevent duplicate albums
    String previousAlbum = " ";
    String currentAlbum;
    int albumID = 0;

    //This array holds valid extensions to iterate through
    String[] extensions = new String[] { "mp3" };

    //iterate through all files in a directory
    Iterator<File> it = FileUtils.iterateFiles(new File(input), extensions, true);
    while (it.hasNext()) {

        //open the next file
        File file = it.next();

        //instantiate an mp3file object with the opened file
        MP3 song = GetMP3(file);

        //pass the song through SongInfo and return the required information
        SongInfo info = new SongInfo(song);

        //This is used to prevent duplicate artists/albums
        currentArtist = info.getArtistInfo();
        currentAlbum = info.getAlbumInfo();

        //Append the song information to the end of a text file
        pw1.println(idCounter + "\t" + info.getTitleInfo());

        //This prevents duplicates of artists
        if (!(currentArtist.equals(previousArtist))) {
            pw2.println(idCounter + "\t" + info.getArtistInfo());
            previousArtist = currentArtist;
            artistID = idCounter;
        }

        //This prevents duplicates of albums
        if (!(currentAlbum.equals(previousAlbum))) {
            pw3.println(idCounter + "\t" + info.getAlbumInfo());
            previousAlbum = currentAlbum;
            albumID = idCounter;

            //This formats the IDs for a "CreatedBy" relationship table
            pw6.println(artistID + "\t" + albumID);
        }

        //This formats the IDs for a "PerformedBy" relationship table
        pw4.println(idCounter + "\t" + artistID);

        //This formats the IDs for a "TrackOf" relationship table
        pw5.println(idCounter + "\t" + albumID);

        idCounter++;
        songCounter++;

    }
    scanner.close();
    pw1.close();
    pw2.close();
    pw3.close();
    pw4.close();
    pw5.close();
    pw6.close();

    System.out.println("Scan took " + ((System.currentTimeMillis() - startTime) / 1000.0) + " seconds to scan "
            + songCounter + " items!");

}

---

From source file:com.idega.util.FileLocalizer.java

public static void main(String[] args) {
    if (args.length != 2) {
        System.err.println("Wimp. I need two parameters, input file og directory and output file");
        System.err.println("Usage java FileLocalizer input output");

        return;/*from   w ww.  j a  v  a2s  .c  o  m*/
    }

    File in = null;
    BufferedWriter out = null;

    Properties props = new Properties();

    try {
        in = new File(args[0]);
    } catch (Exception e) {
        System.err.println("Auli. Error : " + e.toString());

        return;
    }

    try {
        out = new BufferedWriter(new FileWriter(args[1]));
    } catch (java.io.IOException e) {
        System.err.println("Auli. Error : " + e.toString());

        return;
    }

    try {
        findRecursive(in, props);
        props.list(new PrintWriter(out));
    } catch (Exception e) {
        System.err.println("Error reading or writing file : " + e.toString());
    }

    try {
        out.close();
    } catch (java.io.IOException e) {
        System.err.println("Error closing files : " + e.toString());
    }
}

---

• «
• 1
• 2
• 3
• 4
• 5
• 6
• 7
• 8
• 9
• 10
• 11
• 12
• 13
• 14
• 15
• 16
• 17
• 18
• 19
• 20
• 21
• 22
• 23
• 24
• 25
• 26
• 27
• 28
• 29
• 30
• 31
• 32
• 33
• 34
• 35
• 36
• 37
• 38
• 39
• 40
• 41
• 42
• »