Example usage for java.io LineNumberReader LineNumberReader

Introduction

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

Prototype

public LineNumberReader(Reader in) 

Source Link

Document

Create a new line-numbering reader, using the default input-buffer size.

Usage

From source file:com.googlecode.jweb1t.IndexCreator.java

private void read(final File aFile) throws IOException {
    LineNumberReader reader = null;
    try {// ww  w . j a v  a2  s . c o  m
        reader = new LineNumberReader(new FileReader(aFile));
        String line = null;
        String ch = null;

        // first line
        if ((line = reader.readLine()) != null) {
            ch = line.substring(0, 2).trim();
        }

        String old = ch;

        // second line
        while ((line = reader.readLine()) != null) {
            ch = line.substring(0, 2).trim();

            if (!ch.equals(old)) {
                put(old, aFile);
                old = ch;
            }
        }

        put(old, aFile);
    } finally {
        IOUtils.closeQuietly(reader);
    }
}

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From source file:org.axonframework.eventhandling.scheduling.quartz.QuartzTableMaker.java

private void executeSqlScript(String sqlResourcePath) throws DataAccessException {
    EncodedResource resource = new EncodedResource(applicationContext.getResource(sqlResourcePath), "UTF-8");
    List<String> statements = new LinkedList<String>();
    try {/*from   w  w w  .  j  av  a  2s  .co m*/
        LineNumberReader lnr = new LineNumberReader(resource.getReader());
        String script = JdbcTestUtils.readScript(lnr);
        char delimiter = ';';
        if (!JdbcTestUtils.containsSqlScriptDelimiters(script, delimiter)) {
            delimiter = '\n';
        }
        JdbcTestUtils.splitSqlScript(script, delimiter, statements);
        for (String statement : statements) {
            this.entityManager.createNativeQuery(statement).executeUpdate();
        }
    } catch (IOException ex) {
        throw new DataAccessResourceFailureException("Failed to open SQL script '" + sqlResourcePath + "'", ex);
    }
}

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From source file:org.axonframework.spring.eventhandling.scheduling.quartz.QuartzTableMaker.java

private void executeSqlScript(String sqlResourcePath) throws DataAccessException {
    EncodedResource resource = new EncodedResource(applicationContext.getResource(sqlResourcePath), "UTF-8");
    List<String> statements = new LinkedList<>();
    try {/*w  w  w .ja v a2  s  .  co  m*/
        LineNumberReader lnr = new LineNumberReader(resource.getReader());
        String script = JdbcTestUtils.readScript(lnr);
        char delimiter = ';';
        if (!JdbcTestUtils.containsSqlScriptDelimiters(script, delimiter)) {
            delimiter = '\n';
        }
        JdbcTestUtils.splitSqlScript(script, delimiter, statements);
        for (String statement : statements) {
            this.entityManager.createNativeQuery(statement).executeUpdate();
        }
    } catch (IOException ex) {
        throw new DataAccessResourceFailureException("Failed to open SQL script '" + sqlResourcePath + "'", ex);
    }
}

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From source file:org.kalypso.ogc.sensor.adapter.NativeObservationCSVAdapter.java

@Override
protected List<NativeObservationDataSet> parse(final File source, final TimeZone timeZone,
        final boolean continueWithErrors, final IStatusCollector stati)
        throws FileNotFoundException, IOException {
    final List<NativeObservationDataSet> datasets = new ArrayList<>();

    final DateFormat sdf2 = new SimpleDateFormat("dd MM yy HH mm"); //$NON-NLS-1$
    sdf2.setTimeZone(timeZone);/*from w w  w  . j  a v a  2 s.  c om*/

    final DateFormat sdf4 = new SimpleDateFormat("dd MM yyyy HH mm"); //$NON-NLS-1$
    sdf4.setTimeZone(timeZone);

    final char separator = ';';

    try (final FileReader fileReader = new FileReader(source);
            final LineNumberReader reader = new LineNumberReader(fileReader);
            final CSVReader csv = new CSVReader(reader, separator)) {
        String[] lineIn = null;
        while (ArrayUtils.isNotEmpty(lineIn = csv.readNext())) {
            if (!continueWithErrors && getErrorCount() > getMaxErrorCount())
                return datasets;

            final int lineNumber = reader.getLineNumber();

            try {
                readLine(stati, datasets, sdf2, sdf4, separator, lineIn, lineNumber);
            } catch (final Exception e) {
                stati.add(IStatus.ERROR, String.format(Messages.getString("NativeObservationCSVAdapter_2"), //$NON-NLS-1$
                        lineNumber, e.getLocalizedMessage()));
                tickErrorCount();
            }
        }
    }

    return datasets;
}

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From source file:org.kalypso.commons.runtime.LogStatusWrapper.java

/**
 * Constructor: summary is taken from the logfile. The file is parsed and each line which begins with '***' is
 * appended to the summary.//ww  w. ja  va 2 s. c o  m
 */
public LogStatusWrapper(final File logFile, final String charsetName) {
    if (logFile == null)
        throw new IllegalStateException(Messages.getString("org.kalypso.commons.runtime.LogStatusWrapper.1")); //$NON-NLS-1$
    if (!logFile.exists())
        throw new IllegalStateException(
                Messages.getString("org.kalypso.commons.runtime.LogStatusWrapper.2", logFile.toString())); //$NON-NLS-1$

    m_logFile = logFile;
    m_charsetName = charsetName;

    final StringWriter sw = new StringWriter();
    final PrintWriter pw = new PrintWriter(sw);

    LineNumberReader reader = null;
    try {
        reader = new LineNumberReader(
                new InputStreamReader(new BufferedInputStream(new FileInputStream(logFile)), charsetName));
        while (reader.ready()) {
            final String line = reader.readLine();
            if (line == null)
                break;

            if (line.startsWith(SUMMARY_BEGIN_TOKEN) && line.length() > 3)
                pw.println(line.substring(3));
        }

        pw.close();
    } catch (final IOException e) {
        e.printStackTrace();
    } finally {
        IOUtils.closeQuietly(reader);
        pw.close();
        m_summary = sw.toString();
    }
}

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From source file:org.gephi.io.importer.api.ImportUtils.java

public static LineNumberReader getTextReader(Reader reader) {
    LineNumberReader lineNumberReader = new LineNumberReader(reader);
    return lineNumberReader;
}

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From source file:edu.stanford.muse.index.NER.java

public static void readLocationsWG() {
    InputStream is = null;//from   w ww. j  a  v a  2  s  .  c o m
    try {
        is = new GZIPInputStream(NER.class.getClassLoader().getResourceAsStream("WG.locations.txt.gz"));
        LineNumberReader lnr = new LineNumberReader(new InputStreamReader(is, "UTF-8"));
        while (true) {
            String line = lnr.readLine();
            if (line == null)
                break;
            StringTokenizer st = new StringTokenizer(line, "\t");
            if (st.countTokens() == 4) {
                String locationName = st.nextToken();
                String canonicalName = locationName.toLowerCase();
                if (locationsToSuppress.contains(canonicalName))
                    continue;
                String lat = st.nextToken();
                String longi = st.nextToken();
                String pop = st.nextToken();
                long popl = Long.parseLong(pop);
                float latf = ((float) Integer.parseInt(lat)) / 100.0f;
                float longif = ((float) Integer.parseInt(longi)) / 100.0f;
                Long existingPop = populations.get(canonicalName);
                if (existingPop == null || popl > existingPop) {
                    populations.put(canonicalName, popl);
                    locations.put(canonicalName,
                            new LocationInfo(locationName, Float.toString(latf), Float.toString(longif)));
                }
            }
        }
        if (is != null)
            is.close();
    } catch (Exception e) {
        log.warn("Unable to read World Gazetteer file, places info may be inaccurate");
        log.debug(Util.stackTrace(e));
    }
}

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From source file:com.acmeair.web.LoaderREST.java

public void loadFlights(int segments) throws Exception {
    System.out.println("Loading flight data...");
    InputStream csvInputStream = getClass().getResourceAsStream("/mileage.csv");
    LineNumberReader lnr = new LineNumberReader(new InputStreamReader(csvInputStream));
    String line1 = lnr.readLine();
    StringTokenizer st = new StringTokenizer(line1, ",");
    ArrayList<AirportCodeMapping> airports = new ArrayList<AirportCodeMapping>();

    // read the first line which are airport names
    while (st.hasMoreTokens()) {
        AirportCodeMapping acm = new AirportCodeMapping();
        acm.setAirportName(st.nextToken());
        airports.add(acm);//from w  w  w .  j ava  2  s . c  om
    }
    // read the second line which contains matching airport codes for the
    // first line
    String line2 = lnr.readLine();
    st = new StringTokenizer(line2, ",");
    int ii = 0;
    while (st.hasMoreTokens()) {
        String airportCode = st.nextToken();
        airports.get(ii).setAirportCode(airportCode);
        ii++;
    }
    // read the other lines which are of format:
    // airport name, aiport code, distance from this airport to whatever
    // airport is in the column from lines one and two
    String line;
    int flightNumber = 0;
    while (true) {
        line = lnr.readLine();
        if (line == null || line.trim().equals("")) {
            break;
        }
        st = new StringTokenizer(line, ",");
        String airportName = st.nextToken();
        String airportCode = st.nextToken();
        if (!alreadyInCollection(airportCode, airports)) {
            AirportCodeMapping acm = new AirportCodeMapping();
            acm.setAirportName(airportName);
            acm.setAirportCode(airportCode);
            airports.add(acm);
        }
        int indexIntoTopLine = 0;
        while (st.hasMoreTokens()) {
            String milesString = st.nextToken();
            if (milesString.equals("NA")) {
                indexIntoTopLine++;
                continue;
            }
            int miles = Integer.parseInt(milesString);
            String toAirport = airports.get(indexIntoTopLine).getAirportCode();
            if (!flightService.getFlightByAirports(airportCode, toAirport).isEmpty()) {
                // already there
                continue;
            }
            String flightId = "AA" + flightNumber;
            FlightSegment flightSeg = new FlightSegment(flightId, airportCode, toAirport, miles);
            flightService.storeFlightSegment(flightSeg);
            Date now = new Date();
            for (int daysFromNow = 0; daysFromNow < segments; daysFromNow++) {
                Calendar c = Calendar.getInstance();
                c.setTime(now);
                c.set(Calendar.HOUR_OF_DAY, 0);
                c.set(Calendar.MINUTE, 0);
                c.set(Calendar.SECOND, 0);
                c.set(Calendar.MILLISECOND, 0);
                c.add(Calendar.DATE, daysFromNow);
                Date departureTime = c.getTime();
                Date arrivalTime = getArrivalTime(departureTime, miles);
                flightService.createNewFlight(flightId, departureTime, arrivalTime, new BigDecimal(500),
                        new BigDecimal(200), 10, 200, "B747");

            }
            flightNumber++;
            indexIntoTopLine++;
        }
    }

    for (int jj = 0; jj < airports.size(); jj++) {
        flightService.storeAirportMapping(airports.get(jj));
    }
    lnr.close();
    System.out.println("Done loading flight data.");
}

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From source file:org.kalypso.wspwin.core.WspWinZustand.java

/**
 * Reads content from .str file//from  w  ww .jav  a  2  s.  c o  m
 */
public void read(final File strFile) throws IOException, ParseException {
    LineNumberReader reader = null;
    try {
        reader = new LineNumberReader(new FileReader(strFile));

        final int[] counts = WspWinProfProj.readStrHeader(reader);
        final int profilCount = counts[0];
        final int segmentCount = counts[1];

        final ProfileBean[] profileBeans = ProfileBean.readProfiles(reader, profilCount);
        for (final ProfileBean profileBean : profileBeans)
            addProfile(profileBean);

        final ZustandSegmentBean[] segmentBeans = readZustandSegments(reader, segmentCount, strFile.getName());
        for (final ZustandSegmentBean zustandSegmentBean : segmentBeans)
            addSegment(zustandSegmentBean);
    } finally {
        IOUtils.closeQuietly(reader);
    }
}

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From source file:Transform.java

/**
 * convert a Throwable into an array of Strings
 * @param throwable/*from   w  ww.ja  v  a  2s .  co  m*/
 * @return string representation of the throwable
 */
public static String[] getThrowableStrRep(Throwable throwable) {
    StringWriter sw = new StringWriter();
    PrintWriter pw = new PrintWriter(sw);
    throwable.printStackTrace(pw);
    pw.flush();
    LineNumberReader reader = new LineNumberReader(new StringReader(sw.toString()));
    ArrayList<String> lines = new ArrayList<String>();
    try {
        String line = reader.readLine();
        while (line != null) {
            lines.add(line);
            line = reader.readLine();
        }
    } catch (IOException ex) {
        lines.add(ex.toString());
    }
    String[] rep = new String[lines.size()];
    lines.toArray(rep);
    return rep;
}

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