Example usage for java.lang String trim

List of usage examples for java.lang String trim

  1. HOME
  2. Java
  3. java
  4. java.lang.*
  5. String
  6. trim

Introduction

In this page you can find the example usage for java.lang String trim.

Prototype

public String trim()

Source Link

Document

Returns a string whose value is this string, with all leading and trailing space removed, where space is defined as any character whose codepoint is less than or equal to 'U+0020' (the space character).

Usage

From source file:com.sencko.basketball.stats.advanced.FIBAJsonParser.java

public static void main(String[] args) throws Exception {
    //http://nalb.bg/%D1%81%D0%BB%D0%B5%D0%B4%D0%B5%D1%82%D0%B5-%D0%BC%D0%B0%D1%87%D0%BE%D0%B2%D0%B5%D1%82%D0%B5-%D0%BE%D1%82-%D0%BD%D0%B0%D0%BB%D0%B1-%D0%BD%D0%B0-%D0%B6%D0%B8%D0%B2%D0%BE/
    //http://nalb.bg/%D1%81%D0%BB%D0%B5%D0%B4%D0%B5%D1%82%D0%B5-%D0%B4%D0%B2%D1%83%D0%B1%D0%BE%D0%B8%D1%82%D0%B5-%D0%BE%D1%82-%D0%BD%D0%B0%D0%BB%D0%B1-%D0%BD%D0%B0-%D0%B6%D0%B8%D0%B2%D0%BE-%D0%B8-%D0%B2-%D0%BF%D0%B5%D1%82/
    //http://nalb.bg/%D1%81%D0%BB%D0%B5%D0%B4%D0%B5%D1%82%D0%B5-%D0%B4%D0%B2%D1%83%D0%B1%D0%BE%D0%B8%D1%82%D0%B5-%D0%BE%D1%82-%D0%BD%D0%B0%D0%BB%D0%B1-%D0%B8-%D0%B2-%D1%87%D0%B5%D1%82%D0%B2%D1%8A%D1%80%D1%82%D0%B8%D1%8F/

    builder = new GsonBuilder().registerTypeAdapter(Integer.class, new IntegerAdapter())
            .registerTypeAdapter(String.class, new StringAdapter())
            .registerTypeAdapter(Action.class, new ActionAdapter()).setPrettyPrinting();
    BufferedReader reader = new BufferedReader(
            new InputStreamReader(FIBAJsonParser.class.getResourceAsStream("/games.txt")));
    String location = null;
    while ((location = reader.readLine()) != null) {
        location = location.trim();
        try {//from w  w  w . jav  a  2  s  .  c o  m
            readLocation(location);
        } catch (Exception ex) {
            ex.printStackTrace();
        }
    }

    /*
     readLocation("48965/13/13/23/68uR30BQLmzJM");
     readLocation("48965/13/15/86/78CJrCjRx5mh6");
     readLocation("48965/13/13/18/12pOKqzKs5nE");
     readLocation("48965/13/29/11/33upB2PIPn3MI");
            
     readLocation("48965/13/13/21/38Gqht27dPT1");
     readLocation("48965/13/15/84/999JtqK7Eao");
     readLocation("48965/13/29/07/66ODts76QU17A");
     */
}

From source file:Main.java

public static void main(String[] args) {
    final DefaultListModel<String> model = new DefaultListModel<>();
    final JList<String> list = new JList<>(model);
    JFrame f = new JFrame();

    model.addElement("A");
    model.addElement("B");
    model.addElement("C");
    model.addElement("D");
    model.addElement("E");

    JPanel panel = new JPanel();
    panel.setLayout(new BoxLayout(panel, BoxLayout.X_AXIS));

    JPanel leftPanel = new JPanel();
    JPanel rightPanel = new JPanel();

    leftPanel.setLayout(new BorderLayout());
    rightPanel.setLayout(new BoxLayout(rightPanel, BoxLayout.Y_AXIS));

    list.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
    list.setBorder(BorderFactory.createEmptyBorder(2, 2, 2, 2));

    list.addMouseListener(new MouseAdapter() {
        public void mouseClicked(MouseEvent e) {
            if (e.getClickCount() == 2) {
                int index = list.locationToIndex(e.getPoint());
                Object item = model.getElementAt(index);
                String text = JOptionPane.showInputDialog("Rename item", item);
                String newitem = "";
                if (text != null)
                    newitem = text.trim();
                else
                    return;

                if (!newitem.isEmpty()) {
                    model.remove(index);
                    model.add(index, newitem);
                    ListSelectionModel selmodel = list.getSelectionModel();
                    selmodel.setLeadSelectionIndex(index);
                }/*from w  w  w. j a v a2 s . co  m*/
            }
        }
    });
    leftPanel.setBorder(BorderFactory.createEmptyBorder(20, 20, 20, 20));

    leftPanel.add(new JScrollPane(list));

    JButton removeall = new JButton("Remove All");
    JButton add = new JButton("Add");
    JButton rename = new JButton("Rename");
    JButton delete = new JButton("Delete");

    add.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            String text = JOptionPane.showInputDialog("Add a new item");
            String item = null;

            if (text != null)
                item = text.trim();
            else
                return;

            if (!item.isEmpty())
                model.addElement(item);
        }
    });

    delete.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent event) {
            ListSelectionModel selmodel = list.getSelectionModel();
            int index = selmodel.getMinSelectionIndex();
            if (index >= 0)
                model.remove(index);
        }

    });

    rename.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            ListSelectionModel selmodel = list.getSelectionModel();
            int index = selmodel.getMinSelectionIndex();
            if (index == -1)
                return;
            Object item = model.getElementAt(index);
            String text = JOptionPane.showInputDialog("Rename item", item);
            String newitem = null;

            if (text != null) {
                newitem = text.trim();
            } else
                return;

            if (!newitem.isEmpty()) {
                model.remove(index);
                model.add(index, newitem);
            }
        }
    });

    removeall.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            model.clear();
        }
    });

    rightPanel.add(add);
    rightPanel.add(rename);
    rightPanel.add(delete);
    rightPanel.add(removeall);

    rightPanel.setBorder(BorderFactory.createEmptyBorder(0, 0, 0, 20));

    panel.add(leftPanel);
    panel.add(rightPanel);

    f.add(panel);

    f.setSize(350, 250);
    f.setLocationRelativeTo(null);
    f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    f.setVisible(true);

}

From source file:List.java

public static void main(String[] args) {
    final DefaultListModel model = new DefaultListModel();
    final JList list = new JList(model);
    JFrame f = new JFrame();
    f.setTitle("JList models");

    model.addElement("A");
    model.addElement("B");
    model.addElement("C");
    model.addElement("D");
    model.addElement("E");

    JPanel panel = new JPanel();
    panel.setLayout(new BoxLayout(panel, BoxLayout.X_AXIS));

    JPanel leftPanel = new JPanel();
    JPanel rightPanel = new JPanel();

    leftPanel.setLayout(new BorderLayout());
    rightPanel.setLayout(new BoxLayout(rightPanel, BoxLayout.Y_AXIS));

    list.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
    list.setBorder(BorderFactory.createEmptyBorder(2, 2, 2, 2));

    list.addMouseListener(new MouseAdapter() {
        public void mouseClicked(MouseEvent e) {
            if (e.getClickCount() == 2) {
                int index = list.locationToIndex(e.getPoint());
                Object item = model.getElementAt(index);
                String text = JOptionPane.showInputDialog("Rename item", item);
                String newitem = "";
                if (text != null)
                    newitem = text.trim();
                else
                    return;

                if (!newitem.isEmpty()) {
                    model.remove(index);
                    model.add(index, newitem);
                    ListSelectionModel selmodel = list.getSelectionModel();
                    selmodel.setLeadSelectionIndex(index);
                }//from   ww w.j a  v  a2  s.  c o  m
            }
        }
    });
    leftPanel.setBorder(BorderFactory.createEmptyBorder(20, 20, 20, 20));

    leftPanel.add(new JScrollPane(list));

    JButton removeall = new JButton("Remove All");
    JButton add = new JButton("Add");
    JButton rename = new JButton("Rename");
    JButton delete = new JButton("Delete");

    add.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            String text = JOptionPane.showInputDialog("Add a new item");
            String item = null;

            if (text != null)
                item = text.trim();
            else
                return;

            if (!item.isEmpty())
                model.addElement(item);
        }
    });

    delete.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent event) {
            ListSelectionModel selmodel = list.getSelectionModel();
            int index = selmodel.getMinSelectionIndex();
            if (index >= 0)
                model.remove(index);
        }

    });

    rename.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            ListSelectionModel selmodel = list.getSelectionModel();
            int index = selmodel.getMinSelectionIndex();
            if (index == -1)
                return;
            Object item = model.getElementAt(index);
            String text = JOptionPane.showInputDialog("Rename item", item);
            String newitem = null;

            if (text != null) {
                newitem = text.trim();
            } else
                return;

            if (!newitem.isEmpty()) {
                model.remove(index);
                model.add(index, newitem);
            }
        }
    });

    removeall.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            model.clear();
        }
    });

    rightPanel.add(add);
    rightPanel.add(rename);
    rightPanel.add(delete);
    rightPanel.add(removeall);

    rightPanel.setBorder(BorderFactory.createEmptyBorder(0, 0, 0, 20));

    panel.add(leftPanel);
    panel.add(rightPanel);

    f.add(panel);

    f.setSize(350, 250);
    f.setLocationRelativeTo(null);
    f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    f.setVisible(true);

}

From source file:de.nava.informa.parsers.FeedParser.java

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

    if (args.length < 2) {
        System.err.println("Usage: java " + FeedParser.class.getName() + " [-f <filename> | -u <url>]");
        System.exit(1);//  w w w  .ja va  2  s.c  om
    }

    String option = args[0];
    String data = args[1];

    ChannelBuilderIF builder = new de.nava.informa.impl.basic.ChannelBuilder();
    ChannelIF channel;
    if (option.trim().startsWith("-f")) {
        channel = FeedParser.parse(builder, new File(data));
    } else {
        channel = FeedParser.parse(builder, new URL(data));
    }

    System.out.println("Channel format: " + channel.getFormat().toString());
    System.out.println(channel);
    System.out.println("containing " + channel.getItems().size() + " items");
    for (Object item : channel.getItems()) {
        System.out.println("  - " + item);
    }
}

From source file:PersistentEcho.java

public static void main(String[] args) {
    String argString = "";
    boolean notProperty = true;

    // Are there arguments? 
    // If so retrieve them.
    if (args.length > 0) {
        for (String arg : args) {
            argString += arg + " ";
        }//  ww w .ja v a2 s  .  co m
        argString = argString.trim();
    }
    // No arguments, is there
    // an environment variable?
    // If so, //retrieve it.
    else if ((argString = System.getenv("PERSISTENTECHO")) != null) {
    }
    // No environment variable
    // either. Retrieve property value.
    else {
        notProperty = false;
        // Set argString to null.
        // If it's still null after
        // we exit the try block,
        // we've failed to retrieve
        // the property value.
        argString = null;
        FileInputStream fileInputStream = null;
        try {
            fileInputStream = new FileInputStream("PersistentEcho.txt");
            Properties inProperties = new Properties();
            inProperties.load(fileInputStream);
            argString = inProperties.getProperty("argString");
        } catch (IOException e) {
            System.err.println("Can't read property file.");
            System.exit(1);
        } finally {
            if (fileInputStream != null) {
                try {
                    fileInputStream.close();
                } catch (IOException e) {
                }
                ;
            }
        }
    }
    if (argString == null) {
        System.err.println("Couldn't find argString property");
        System.exit(1);
    }

    // Somehow, we got the
    // value. Echo it already!
    System.out.println(argString);

    // If we didn't retrieve the
    // value from the property,
    // save it //in the property.
    if (notProperty) {
        Properties outProperties = new Properties();
        outProperties.setProperty("argString", argString);
        FileOutputStream fileOutputStream = null;
        try {
            fileOutputStream = new FileOutputStream("PersistentEcho.txt");
            outProperties.store(fileOutputStream, "PersistentEcho properties");
        } catch (IOException e) {
        } finally {
            if (fileOutputStream != null) {
                try {
                    fileOutputStream.close();
                } catch (IOException e) {
                }
                ;
            }
        }
    }
}

From source file:net.turnbig.jdbcx.utilities.JsonMapper.java

@SuppressWarnings("deprecation")
public static void main(String[] args) {

    String json = "[{\"asddd\":1}";

    boolean isJson = true;

    try {//from  w  ww.ja v a 2s . c  om
        ObjectMapper m = new ObjectMapper();
        if (json.trim().startsWith("[")) {
            JavaType typeRef = TypeFactory.defaultInstance().constructParametricType(List.class, Map.class);
            m.readValue(json, typeRef);
        } else {
            JavaType typeRef = TypeFactory.defaultInstance().constructMapType(HashMap.class, String.class,
                    Object.class);
            m.readValue(json, typeRef);
            m.readValue(json, typeRef);
        }
    } catch (Exception e) {
        isJson = false;
    }

    System.out.println(isJson);
}

From source file:TwitterClustering.java

public static void main(String[] args) throws FileNotFoundException, IOException {
    // TODO code application logic here

    File outFile = new File(args[3]);
    Scanner s = new Scanner(new File(args[1])).useDelimiter(",");
    JSONParser parser = new JSONParser();
    Set<Cluster> clusterSet = new HashSet<Cluster>();
    HashMap<String, Tweet> tweets = new HashMap();
    FileWriter fw = new FileWriter(outFile.getAbsoluteFile());
    BufferedWriter bw = new BufferedWriter(fw);

    // init//from   w w w  .  java  2 s.c  o m
    try {

        Object obj = parser.parse(new FileReader(args[2]));

        JSONArray jsonArray = (JSONArray) obj;

        for (int i = 0; i < jsonArray.size(); i++) {

            Tweet twt = new Tweet();
            JSONObject jObj = (JSONObject) jsonArray.get(i);
            String text = jObj.get("text").toString();

            long sum = 0;
            for (int y = 0; y < text.toCharArray().length; y++) {

                sum += (int) text.toCharArray()[y];
            }

            String[] token = text.split(" ");
            String tID = jObj.get("id").toString();

            Set<String> mySet = new HashSet<String>(Arrays.asList(token));
            twt.setAttributeValue(sum);
            twt.setText(mySet);
            twt.setTweetID(tID);
            tweets.put(tID, twt);

        }

        // preparing initial clusters
        int i = 0;
        while (s.hasNext()) {
            String id = s.next();// id
            Tweet t = tweets.get(id.trim());
            clusterSet.add(new Cluster(i + 1, t, new LinkedList()));
            i++;
        }

        Iterator it = tweets.entrySet().iterator();

        for (int l = 0; l < 2; l++) { // limit to 25 iterations

            while (it.hasNext()) {
                Map.Entry me = (Map.Entry) it.next();

                // calculate distance to each centroid
                Tweet p = (Tweet) me.getValue();
                HashMap<Cluster, Float> distMap = new HashMap();

                for (Cluster clust : clusterSet) {

                    distMap.put(clust, jaccardDistance(p.getText(), clust.getCentroid().getText()));
                }

                HashMap<Cluster, Float> sorted = (HashMap<Cluster, Float>) sortByValue(distMap);

                sorted.keySet().iterator().next().getMembers().add(p);

            }

            // calculate new centroid and update Clusterset
            for (Cluster clust : clusterSet) {

                TreeMap<String, Long> tDistMap = new TreeMap();

                Tweet newCentroid = null;
                Long avgSumDist = new Long(0);
                for (int j = 0; j < clust.getMembers().size(); j++) {

                    avgSumDist += clust.getMembers().get(j).getAttributeValue();
                    tDistMap.put(clust.getMembers().get(j).getTweetID(),
                            clust.getMembers().get(j).getAttributeValue());
                }
                if (clust.getMembers().size() != 0) {
                    avgSumDist /= (clust.getMembers().size());
                }

                ArrayList<Long> listValues = new ArrayList<Long>(tDistMap.values());

                if (tDistMap.containsValue(findClosestNumber(listValues, avgSumDist))) {
                    // found closest
                    newCentroid = tweets
                            .get(getKeyByValue(tDistMap, findClosestNumber(listValues, avgSumDist)));
                    clust.setCentroid(newCentroid);
                }

            }

        }
        // create an iterator
        Iterator iterator = clusterSet.iterator();

        // check values
        while (iterator.hasNext()) {

            Cluster c = (Cluster) iterator.next();
            bw.write(c.getId() + "\t");
            System.out.print(c.getId() + "\t");

            for (Tweet t : c.getMembers()) {
                bw.write(t.getTweetID() + ", ");
                System.out.print(t.getTweetID() + ",");

            }
            bw.write("\n");
            System.out.println("");
        }

        System.out.println("");

        System.out.println("SSE " + sumSquaredErrror(clusterSet));

    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        bw.close();
        fw.close();
    }
}

From source file:Finger.java

public static void main(String[] args) {

    String hostname = "";
    String ulist = "";
    if (args.length == 0) {
        System.out.println("usage: finger host [user]");
        System.exit(1);//from  w  w w.ja  v  a  2  s  . co m
    }
    if (args.length >= 2)
        for (int i = 1; i < args.length; i++)
            ulist += args[i] + " ";
    hostname = args[0];
    Finger worker = new Finger();
    try {
        System.out.println(worker.finger(hostname, ulist.trim()));
    } catch (Exception e) {
        System.out.println(e);
    }
}

From source file:com.genentech.chemistry.tool.mm.SDFMMMinimize.java

/**
 * Main function for running on the command line
 * @param args//from  www  .  jav  a2s .co m
 */
public static void main(String... args) throws IOException {
    // Get the available options from the programs
    Map<String, List<String>> allowedProgramsAndForceFields = getAllowedProgramsAndForceFields();
    Map<String, List<String>> allowedProgramsAndSolvents = getAllowedProgramsAndSolvents();

    // create command line Options object
    Options options = new Options();
    Option opt = new Option(OPT_INFILE, true,
            "input file oe-supported Use .sdf|.smi to specify the file type.");
    opt.setRequired(true);
    options.addOption(opt);

    opt = new Option(OPT_OUTFILE, true, "output file oe-supported. Use .sdf|.smi to specify the file type.");
    opt.setRequired(true);
    options.addOption(opt);

    StringBuilder programOptions = new StringBuilder("Program to use for minimization.  Choices are\n");

    for (String program : allowedProgramsAndForceFields.keySet()) {
        programOptions.append("\n***   -program " + program + "   ***\n");
        String forcefields = "";
        for (String option : allowedProgramsAndForceFields.get(program)) {
            forcefields += option + " ";
        }
        programOptions.append("-forcefield " + forcefields + "\n");

        String solvents = "";
        for (String option : allowedProgramsAndSolvents.get(program)) {
            solvents += option + " ";
        }
        programOptions.append("-solvent " + solvents + "\n");
    }

    opt = new Option(OPT_PROGRAM, true, programOptions.toString());
    opt.setRequired(true);
    options.addOption(opt);

    opt = new Option(OPT_FORCEFIELD, true, "Forcefield options.  See -program for choices");
    opt.setRequired(false);
    options.addOption(opt);

    opt = new Option(OPT_SOLVENT, true, "Solvent options.  See -program for choices");
    opt.setRequired(false);
    options.addOption(opt);

    opt = new Option(OPT_FIXED_ATOM_TAG, true, "SD tag name which contains the atom numbers to be held fixed.");
    opt.setRequired(false);
    options.addOption(opt);

    opt = new Option(OPT_FIX_TORSION, true,
            "true/false. if true, the atoms in fixedAtomTag contains 4 indices of atoms defining a torsion angle to be held fixed");
    opt.setRequired(false);
    options.addOption(opt);

    opt = new Option(OPT_WORKING_DIR, true, "Working directory to put files.");
    opt.setRequired(false);
    options.addOption(opt);

    CommandLineParser parser = new PosixParser();
    CommandLine cmd = null;
    try {
        cmd = parser.parse(options, args);
    } catch (Exception e) {
        System.err.println(e.getMessage());
        exitWithHelp(options);
    }
    args = cmd.getArgs();

    if (args.length != 0) {
        System.err.println("Unknown arguments" + args);
        exitWithHelp(options);
    }

    if (cmd.hasOption("d")) {
        System.err.println("Start debugger and press return:");
        new BufferedReader(new InputStreamReader(System.in)).readLine();
    }

    String inFile = cmd.getOptionValue(OPT_INFILE);
    String outFile = cmd.getOptionValue(OPT_OUTFILE);
    String fixedAtomTag = cmd.getOptionValue(OPT_FIXED_ATOM_TAG);
    boolean fixTorsion = (cmd.getOptionValue(OPT_FIX_TORSION) != null
            && cmd.getOptionValue(OPT_FIX_TORSION).equalsIgnoreCase("true"));
    String programName = cmd.getOptionValue(OPT_PROGRAM);
    String forcefield = cmd.getOptionValue(OPT_FORCEFIELD);
    String solvent = cmd.getOptionValue(OPT_SOLVENT);
    String workDir = cmd.getOptionValue(OPT_WORKING_DIR);

    if (workDir == null || workDir.trim().length() == 0)
        workDir = ".";

    // Create a minimizer 
    SDFMMMinimize minimizer = new SDFMMMinimize();
    minimizer.setMethod(programName, forcefield, solvent);
    minimizer.run(inFile, outFile, fixedAtomTag, fixTorsion, workDir);
    minimizer.close();
    System.err.println("Minimization complete.");
}

From source file:GcmSender.java

public static void main(String[] ar) {
    String message = "<Push message string here>";
    String to = "<Device token here>";
    try {//from   w w  w  . ja v a2s  .co  m
        // Prepare JSON containing the GCM message content. What to send and where to send.
        JSONObject jGcmData = new JSONObject();
        JSONObject jData = new JSONObject();
        try {
            jData.put("message", message.trim());

            // Where to send GCM message.
            if (to.length() != 0) {

                jGcmData.put("to", to.trim());

            } else {
                jGcmData.put("to", "/topics/global");
            }
            // What to send in GCM message.
            jGcmData.put("data", jData);
        } catch (JSONException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
        // Create connection to send GCM Message request.
        URL url = new URL("https://android.googleapis.com/gcm/send");
        HttpURLConnection conn = (HttpURLConnection) url.openConnection();
        conn.setRequestProperty("Authorization", "key=" + API_KEY);
        conn.setRequestProperty("Content-Type", "application/json");
        conn.setRequestMethod("POST");
        conn.setDoOutput(true);

        // Send GCM message content.
        OutputStream outputStream = conn.getOutputStream();
        outputStream.write(jGcmData.toString().getBytes());

        // Read GCM response.
        InputStream inputStream = conn.getInputStream();
        String resp = IOUtils.toString(inputStream);
        System.out.println(resp);
        System.out.println("Check your device/emulator for notification or logcat for "
                + "confirmation of the receipt of the GCM message.");
    } catch (IOException e) {
        System.out.println("Unable to send GCM message.");
        System.out.println("Please ensure that API_KEY has been replaced by the server "
                + "API key, and that the device's registration token is correct (if specified).");
        e.printStackTrace();
    }
}