Example usage for java.lang Float parseFloat

List of usage examples for java.lang Float parseFloat

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Introduction

In this page you can find the example usage for java.lang Float parseFloat.

Prototype

public static float parseFloat(String s) throws NumberFormatException

Source Link

Document

Returns a new float initialized to the value represented by the specified String , as performed by the valueOf method of class Float .

Usage

From source file:com.mycompany.sparkrentals.forms.BaseForm.java

public void validateNonNegativeFloat(String field, String value) {
    if (value == null || value.isEmpty()) {
        return;/*from  w  w w  . ja va 2 s . co m*/
    }
    try {
        float parsedFloat = Float.parseFloat(value);
        if (parsedFloat < 0) {
            errorMessages.add(field + " should be non-negative.");
        } else {
            cleanedData.put(field, parsedFloat);
        }
    } catch (NumberFormatException e) {
        errorMessages.add(field + " doesn't cotain a valid number.");
    }
    dataToDisplay.put(field, value);
}

From source file:org.cellcore.code.engine.page.extractor.mcc.MCCPageDataExtractor.java

@Override
protected float getPrice(Document doc) {
    Elements tr = doc.select("#blockContent").get(5).select("tr");
    float iPrice = Float.MAX_VALUE;
    for (int i = 0; i < tr.size(); i++) {
        try {/*  w  w  w  . j  a va 2 s . co  m*/
            String val = tr.get(i).getElementsByTag("td").get(3).childNodes().get(0).attr("text");
            val = cleanPriceString(val);
            float price = Float.parseFloat(val);
            if (price < iPrice) {
                iPrice = price;
            }
        } catch (Throwable t) {

        }
    }
    if (iPrice == Float.MAX_VALUE) {
        iPrice = -1;
    }
    return iPrice;
}

From source file:com.twosigma.beaker.fileloader.CsvPlotReader.java

private Object convertToNumber(Object value) {
    if (value instanceof String && NumberUtils.isNumber((String) value)) {
        return Float.parseFloat((String) value);
    } else {//from  w  ww  .  j a  va2s.c  om
        return value;
    }
}

From source file:com.neu.controller.AdditionSuccessController.java

protected ModelAndView handleRequestInternal(HttpServletRequest request, HttpServletResponse response)
        throws Exception {
    //throw new UnsupportedOperationException("Not yet implemented");
    int result = 0;
    DataSource ds = (DataSource) this.getApplicationContext().getBean("myDataSource");
    ModelAndView mv = new ModelAndView();
    HttpSession session = request.getSession();
    int count = (Integer) (session.getAttribute("count"));

    try {/*from w ww.  j a v a2 s . c o m*/

        QueryRunner run = new QueryRunner(ds);
        ResultSetHandler<Books> books = new BeanHandler<Books>(Books.class);

        for (int i = 1; i <= count; i++) {

            String isbnField = "isbn" + i;
            String titleField = "title" + i;
            String authorField = "author" + i;
            String priceField = "price" + i;

            String isbn = request.getParameter(isbnField).replaceAll("<|>|@|;|,|=|}|$|&", "");
            String title = request.getParameter(titleField).replaceAll("<|>|@|;|,|=|}|$|&", "");
            String author = request.getParameter(authorField).replaceAll("<|>|@|;|,|=|}|$|&", "");
            float price = Float
                    .parseFloat(request.getParameter(priceField).replaceAll("<|>|@|;|,|=|}|$|&", ""));

            Object[] params = new Object[4];
            params[0] = isbn;
            params[1] = title;
            params[2] = author;
            params[3] = price;

            result = run.update("Insert into books(isbn,title,authors,price) values(?,?,?,?)", params);

        }
    } catch (Exception ex) {
        System.out.println("Details Not Added In DB!! " + ex.getMessage());
    }
    if (result > 0) {
        mv.setViewName("success");
    } else {
        mv.setViewName("error");
    }
    return mv;
}

From source file:com.nextep.designer.Application.java

public Object start(IApplicationContext context) {
    // Adding debug logs here since when we got a configuration problem we fail in these early
    // steps.//from   w w w  .j  ava2  s . c  o m
    log.debug("Creating display..."); //$NON-NLS-1$
    Display display = PlatformUI.createDisplay();
    log.debug("Display OK, checking java version..."); //$NON-NLS-1$
    String javaVersion = System.getProperty("java.version"); //$NON-NLS-1$
    Float d = Float.parseFloat(javaVersion.substring(0, 3));
    if (d.floatValue() < 1.6f) {
        MessageDialog.openError(null, DesignerMessages.getString("application.javaTooOldError.title"), //$NON-NLS-1$
                DesignerMessages.getString("application.javaTooOldError.message") + javaVersion + "."); //$NON-NLS-1$ //$NON-NLS-2$
        return IApplication.EXIT_OK;
    }
    try {
        log.debug("Creating workbench..."); //$NON-NLS-1$
        int returnCode = PlatformUI.createAndRunWorkbench(display, new ApplicationWorkbenchAdvisor());
        if (returnCode == PlatformUI.RETURN_RESTART) {
            return IApplication.EXIT_RESTART;
        }
        return IApplication.EXIT_OK;
    } finally {
        display.dispose();
    }
}

From source file:edu.ehu.galan.wiki2wordnet.wikipedia2wordnet.Mapper.java

/**
 * Loads the mappings file from Wordnet 3.0 Fernando P.h.D thessis BZ2 format
 * http://staffwww.dcs.shef.ac.uk/people/S.Fernando/mappings.shtml
 *
 * @param pFileMappings - The bz2 file containing the mappings
 * @return HashMap<String,Wiki2WordnetMapping> - containing the mappings
 * (wikiTitle,Wiki2WordnetMapping)//from  w ww  . ja v  a 2  s.com
 *
 */
public static HashMap<String, Wiki2WordnetMapping> loadFernandoMappings(String pFileMappings) {
    try {
        BufferedReader reader = null;
        String inputLine;
        reader = FileUtils.getBufferedReaderForBZ2File(pFileMappings);
        HashMap<String, Wiki2WordnetMapping> mappings = new HashMap<>();
        String wikiTitle;
        String wordnetSynset;
        while ((inputLine = reader.readLine()) != null) {
            if (!inputLine.isEmpty()) {
                String[] line = inputLine.split("\t");
                wordnetSynset = line[0];
                String[] data = line[2].split("#");
                String wikiId = data[0];
                wikiTitle = data[1].replaceAll("_", " ");
                String wordnetName = line[1].replaceAll("_", " ");
                float confidence = Float.parseFloat(data[2]);
                mappings.put(wikiTitle,
                        new Wiki2WordnetMapping(wikiTitle, wordnetName, Integer.parseInt(wordnetSynset),
                                Integer.parseInt(wikiId), confidence, Wiki2WordnetMapping.WordnetType.noun));
            }
        }
        return mappings;
    } catch (FileNotFoundException ex) {
        logger.error("File with babelnet mappings not found ", ex);
    } catch (CompressorException | IOException ex) {
        logger.error("Error with the bz2 format of IO exception: ", ex);
    }
    return null;
}

From source file:hongik.android.project.best.ReviewDetailActivity.java

public void drawReview() {
    String query = "func=reviewdetail" + "&cid=" + cid + "&license=" + license;
    DBConnector conn = new DBConnector(query);

    conn.start();//from   w ww.  j av a  2  s .  com
    try {
        conn.join();
        JSONObject jsonResult = conn.getResult();
        boolean result = jsonResult.getBoolean("result");

        if (!result) {
            Toast.makeText(this, "Can not bring data", Toast.LENGTH_SHORT).show();
            return;
        }

        JSONObject json = jsonResult.getJSONArray("values").getJSONObject(0);

        ((TextViewPlus) findViewById(R.id.reviewdetail_title)).setText(json.getString("SNAME"));
        ((TextViewPlus) findViewById(R.id.reviewdetail_address)).setText(json.getString("ADDR"));
        ((TextViewPlus) findViewById(R.id.reviewdetail_author)).setText(cid);
        ((RatingBar) findViewById(R.id.reviewdetail_grade))
                .setRating(Float.parseFloat(json.getString("GRADE")));
        ((EditTextPlus) findViewById(R.id.reviewdetail_text)).setText(json.getString("NOTE"));
        ((TextViewPlus) findViewById(R.id.reviewdetail_date)).setText(json.getString("DAY"));

    } catch (Exception ex) {
    }
}

From source file:account.management.controller.inventory.StockReportController.java

@Override
public void initialize(URL url, ResourceBundle rb) {
    product_list = FXCollections.observableArrayList();

    try {// www.j a  va 2 s . co  m
        HttpResponse<JsonNode> res = Unirest.get(MetaData.baseUrl + "all/products").asJson();
        JSONArray array = res.getBody().getArray();
        for (int i = 0; i < array.length(); i++) {
            JSONObject obj = array.getJSONObject(i);
            int id = obj.getInt("id");
            String name = obj.getString("name");
            float p_qty = Float.parseFloat(obj.get("p_qty").toString());
            float s_qty = Float.parseFloat(obj.get("s_qty").toString());
            double last_p_rate = obj.getDouble("last_p_rate");
            double last_s_rate = obj.getDouble("last_s_rate");
            double avg_p_rate = obj.getDouble("avg_p_rate");
            double avg_s_rate = obj.getDouble("avg_s_rate");

            product_list
                    .add(new Product(id, name, p_qty, s_qty, last_p_rate, last_s_rate, avg_p_rate, avg_s_rate));

        }
    } catch (Exception e) {
        Alert alert = new Alert(Alert.AlertType.ERROR);
        alert.setHeaderText(null);
        alert.setContentText("Sorry!! there is an error in the server. Please try again.");
        alert.setGraphic(new ImageView(new Image("resources/error.jpg")));
        alert.showAndWait();
    }

}

From source file:com.storageroomapp.client.util.JsonSimpleUtil.java

/**
 * Convenience method for pulling a Float value off of a JSONObject
 * @param obj the JSONObject received from the server
 * @param key the String key of the value we want
 * @param defaultValue the Float to return if a value is not found (can be null)
 * @return the Float value, or null if not found or not a float
 *//*  www  .j  a  va 2s  .  com*/
static public Float parseJsonFloatValue(JSONObject obj, String key, Float defaultValue) {
    if ((obj == null) || (key == null)) {
        return defaultValue;
    }
    Float value = defaultValue;
    Object valueObj = obj.get(key);
    if (valueObj != null) {
        String valueStr = valueObj.toString();
        try {
            value = Float.parseFloat(valueStr);
        } catch (NumberFormatException nfe) {
            // TODO log
            value = defaultValue;
        }
    }
    return value;

}

From source file:org.cellcore.code.engine.page.extractor.mb.MBPageDataExtractor.java

protected float getPrice(Document doc) {
    if (!doc.getElementsContainingText("Cette carte n'est pas disponible en stock").isEmpty()) {
        return -1;
    }//from  ww w. j  av  a  2 s.c  o m
    Elements tr = doc.select(".stock").get(0).getElementsByTag("tr");
    float iPrice = Float.MAX_VALUE;
    for (int i = 1; i < tr.size(); i++) {
        String val = tr.get(i).getElementsByTag("td").get(3).childNodes().get(0).attr("text");
        val = cleanPriceString(val);
        float price = Float.parseFloat(val);
        if (price < iPrice) {
            iPrice = price;
        }
    }
    return iPrice;
}