Example usage for java.io LineNumberReader readLine

Introduction

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

Prototype

public String readLine() throws IOException 

Source Link

Document

Read a line of text.

Usage

From source file:org.apache.lucene.search.SearchUtil.java

public void parse(File file) throws IOException, InterruptedException {
    FileInputStream fis = null;/* w  ww.  j a  v  a2 s .c  om*/
    try {
        fis = new FileInputStream(file);
        HTMLParser parser = new HTMLParser(fis);

        //         this.title=Entities.encode(parser.getTitle());
        StringBuilder sb = new StringBuilder();
        LineNumberReader reader = new LineNumberReader(parser.getReader());
        for (String l = reader.readLine(); l != null; l = reader.readLine()) {
            //            System.out.println(l);
            sb.append(l + " ");
        }
        this.contents = sb.toString();
        //         System.out.println("Parsed Contents: "+contents);
    } finally {
        if (fis != null)
            fis.close();
    }
}

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From source file:org.apache.axis.security.simple.SimpleSecurityProvider.java

private synchronized void initialize(MessageContext msgContext) {
    if (initialized)
        return;/* ww w .j  a  v a 2 s.c  o m*/

    String configPath = msgContext.getStrProp(Constants.MC_CONFIGPATH);
    if (configPath == null) {
        configPath = "";
    } else {
        configPath += File.separator;
    }
    File userFile = new File(configPath + "users.lst");
    if (userFile.exists()) {
        users = new HashMap();

        try {

            FileReader fr = new FileReader(userFile);
            LineNumberReader lnr = new LineNumberReader(fr);
            String line = null;

            // parse lines into user and passwd tokens and add result to hash table
            while ((line = lnr.readLine()) != null) {
                StringTokenizer st = new StringTokenizer(line);
                if (st.hasMoreTokens()) {
                    String userID = st.nextToken();
                    String passwd = (st.hasMoreTokens()) ? st.nextToken() : "";

                    if (log.isDebugEnabled()) {
                        log.debug(Messages.getMessage("fromFile00", userID, passwd));
                    }

                    users.put(userID, passwd);
                }
            }

            lnr.close();

        } catch (Exception e) {
            log.error(Messages.getMessage("exception00"), e);
            return;
        }
    }
    initialized = true;
}

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

private void read(final File aFile) throws IOException {
    LineNumberReader reader = null;
    try {/*from  w w  w . j  a va  2s . 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);
    }
}

---

From source file:com.gettextresourcebundle.GettextResourceBundle.java

/**
 * initialize the ResourceBundle from a PO file
 * /*  w ww  .  j a va2s. c  o  m*/
 * if
 * 
 * @param reader the reader to read the contents of the PO file from
 */
private void init(LineNumberReader reader) {
    if (reader != null) {
        String line = null;
        String key = null;
        String value = null;
        try {
            while ((line = reader.readLine()) != null) {
                if (line.startsWith("#")) {
                    LOG.trace(reader.getLineNumber() + ": Parsing PO file, comment skipped [" + line + "]");
                } else if (line.trim().length() == 0) {
                    LOG.trace(reader.getLineNumber() + ": Parsing PO file, whitespace line skipped");
                } else {
                    Matcher matcher = LINE_PATTERN.matcher(line);
                    if (matcher.matches()) {
                        String type = matcher.group(1);
                        String str = matcher.group(2);
                        if ("msgid".equals(type)) {
                            if (key != null && value != null) {
                                LOG.debug(
                                        "Parsing PO file, key,value pair found [" + key + " => " + value + "]");
                                resources.put(StringEscapeUtils.unescapeJava(key),
                                        StringEscapeUtils.unescapeJava(value));
                                key = null;
                                value = null;
                            }
                            key = str;
                            LOG.trace(reader.getLineNumber() + ": Parsing PO file, msgid found [" + key + "]");
                        } else if ("msgstr".equals(type)) {
                            value = str;
                            LOG.trace(
                                    reader.getLineNumber() + ": Parsing PO file, msgstr found [" + value + "]");
                        } else if (type == null || type.length() == 0) {
                            if (value == null) {
                                LOG.trace(reader.getLineNumber()
                                        + ": Parsing PO file, addition to msgid found [" + str + "]");
                                key += str;
                            } else {
                                LOG.trace(reader.getLineNumber()
                                        + ": Parsing PO file, addition to msgstr found [" + str + "]");
                                value += str;
                            }

                        }
                    } else {
                        LOG.error(reader.getLineNumber() + ": Parsing PO file, invalid syntax [" + line + "]");
                    }
                }

            }

            if (key != null && value != null) {
                LOG.debug("Parsing PO file, key,value pair found [" + key + " => " + value + "]");
                resources.put(StringEscapeUtils.unescapeJava(key), StringEscapeUtils.unescapeJava(value));
                key = null;
                value = null;
            }
        } catch (IOException e) {
            LOG.error("GettextResourceBundle could not be initialized", e);
        }

    } else {
        LOG.warn("GettextResourceBundle could not be initialized, input was null");
    }
    LOG.info("GettextResourceBundle initialization complete, " + resources.size() + " resources loaded");
}

---

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   ww w . j a va  2s. c  o  m
    }
    // 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:net.sourceforge.pmd.lang.java.rule.strings.AvoidDuplicateLiteralsRule.java

@Override
public Object visit(ASTCompilationUnit node, Object data) {
    literals.clear();//from w  w w. j  a  v  a  2s.  co m

    if (getProperty(EXCEPTION_LIST_DESCRIPTOR) != null) {
        ExceptionParser p = new ExceptionParser(getProperty(SEPARATOR_DESCRIPTOR));
        exceptions = p.parse(getProperty(EXCEPTION_LIST_DESCRIPTOR));
    } else if (getProperty(EXCEPTION_FILE_DESCRIPTOR) != null) {
        exceptions = new HashSet<String>();
        LineNumberReader reader = null;
        try {
            reader = getLineReader();
            String line;
            while ((line = reader.readLine()) != null) {
                exceptions.add(line);
            }
        } catch (IOException ioe) {
            ioe.printStackTrace();
        } finally {
            IOUtils.closeQuietly(reader);
        }
    }

    minLength = 2 + getProperty(MINIMUM_LENGTH_DESCRIPTOR);

    super.visit(node, data);

    processResults(data);

    return data;
}

---

From source file:org.kalypso.model.wspm.tuhh.schema.simulation.BuildingPolygonReader.java

public void read(final File buildingFile) throws IOException {
    LineNumberReader reader = null;
    try {/*  ww  w. ja  v a 2 s  .c o  m*/
        reader = new LineNumberReader(new FileReader(buildingFile));

        /* Ingore first line */
        if (reader.ready())
            reader.readLine();

        while (reader.ready()) {
            final String line = reader.readLine();
            if (line == null)
                break;

            try {
                readBuildingLine(line.trim(), buildingFile);
            } catch (final NumberFormatException nfe) {
                /* A good line but bad content. Give user a hint that something might be wrong. */
                m_log.log(false,
                        Messages.getString(
                                "org.kalypso.model.wspm.tuhh.schema.simulation.PolynomeProcessor.25"), //$NON-NLS-1$
                        buildingFile.getName(), reader.getLineNumber(), nfe.getLocalizedMessage());
            } catch (final Throwable e) {
                // should never happen
                m_log.log(e,
                        Messages.getString(
                                "org.kalypso.model.wspm.tuhh.schema.simulation.PolynomeProcessor.25"), //$NON-NLS-1$
                        buildingFile.getName(), reader.getLineNumber(), e.getLocalizedMessage());
            }

        }
        reader.close();
    } finally {
        IOUtils.closeQuietly(reader);
    }
}

---

From source file:com.feilong.tools.ant.plugin.jpa.ParseJPATest.java

/**
 * Aa.// ww w  . jav a 2  s. c o m
 *
 * @param longTextFile
 *            the long text file
 * @return the list< column>
 * @throws FileNotFoundException
 *             the file not found exception
 * @throws IOException
 *             the IO exception
 */
private List<Column> aa(String longTextFile) throws FileNotFoundException, IOException {
    Reader reader = new FileReader(longTextFile);
    LineNumberReader lineNumberReader = new LineNumberReader(reader);

    String line = null;

    List<Column> columnlist = new ArrayList<Column>();

    while ((line = lineNumberReader.readLine()) != null) {
        int lineNumber = lineNumberReader.getLineNumber();
        //         if (log.isDebugEnabled()){
        //            log.debug("the param lineNumber:{}", lineNumber);
        //         }

        String[] split = line.split("\t");

        Column column = new Column();

        column.setTableName(split[0]);
        column.setColumnName(split[1]);
        //column.setLength(columnName);
        column.setType(split[2]);
        columnlist.add(column);
    }

    lineNumberReader.close();

    return columnlist;

}

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From source file:org.gsoft.admin.ScriptRunner.java

/**
 * Runs an SQL script (read in using the Reader parameter) using the
 * connection passed in//  www.  j  a  va2 s  .  co  m
 * 
 * @param conn
 *            - the connection to use for the script
 * @param reader
 *            - the source of the script
 * @throws SQLException
 *             if any SQL errors occur
 * @throws IOException
 *             if there is an error reading from the Reader
 */
private void runScript(Connection conn, Reader reader) throws IOException, SQLException {
    StringBuffer command = null;
    try {
        LineNumberReader lineReader = new LineNumberReader(reader);
        String line = null;
        while ((line = lineReader.readLine()) != null) {
            if (command == null) {
                command = new StringBuffer();
            }
            String trimmedLine = line.trim();
            if (trimmedLine.startsWith("--")) {
                println(trimmedLine);
            } else if (trimmedLine.length() < 1 || trimmedLine.startsWith("//")) {
                // Do nothing
            } else if (trimmedLine.length() < 1 || trimmedLine.startsWith("--")) {
                // Do nothing
            } else if (!fullLineDelimiter && trimmedLine.endsWith(getDelimiter())
                    || fullLineDelimiter && trimmedLine.equals(getDelimiter())) {
                command.append(line.substring(0, line.lastIndexOf(getDelimiter())));
                command.append(" ");
                Statement statement = conn.createStatement();

                println(command);

                boolean hasResults = false;
                if (stopOnError) {
                    hasResults = statement.execute(command.toString());
                } else {
                    try {
                        statement.execute(command.toString());
                    } catch (SQLException e) {
                        e.fillInStackTrace();
                        printlnError("Error executing: " + command);
                        printlnError(e);
                    }
                }

                if (autoCommit && !conn.getAutoCommit()) {
                    conn.commit();
                }

                ResultSet rs = statement.getResultSet();
                if (hasResults && rs != null) {
                    ResultSetMetaData md = rs.getMetaData();
                    int cols = md.getColumnCount();
                    for (int i = 0; i < cols; i++) {
                        String name = md.getColumnLabel(i);
                        print(name + "\t");
                    }
                    println("");
                    while (rs.next()) {
                        for (int i = 0; i < cols; i++) {
                            String value = rs.getString(i);
                            print(value + "\t");
                        }
                        println("");
                    }
                }

                command = null;
                try {
                    statement.close();
                } catch (Exception e) {
                    // Ignore to workaround a bug in Jakarta DBCP
                }
                Thread.yield();
            } else {
                command.append(line);
                command.append(" ");
            }
        }
        if (!autoCommit) {
            conn.commit();
        }
    } catch (SQLException e) {
        e.fillInStackTrace();
        printlnError("Error executing: " + command);
        printlnError(e);
        throw e;
    } catch (IOException e) {
        e.fillInStackTrace();
        printlnError("Error executing: " + command);
        printlnError(e);
        throw e;
    } finally {
        conn.rollback();
        flush();
    }
}

---

From source file:ru.jkff.antro.ReportReader.java

public Report readReport(String filename) throws IOException {
    // function getProfileData() {
    // return (// ww w  . ja  v  a  2s.  c  o  m
    //   JSONObject (read until {} [] braces are balanced)
    // )
    // }
    // function getTrace() {
    // return (
    //   JSONObject (read until {} [] braces are balanced)
    // )
    // }
    try {
        LineNumberReader r = new LineNumberReader(
                new BufferedReader(new FileReader(filename), REPORT_FILE_BUFFER_SIZE));
        StringBuilder sb = new StringBuilder();
        String line;
        while (null != (line = r.readLine())) {
            sb.append(line);
        }

        JSONArray data = new JSONArray(sb.toString());

        JSONArray profileData = data.getJSONArray(0);
        JSONObject traceData = data.getJSONObject(1);

        return new Report(toTrace(traceData), toAnnotatedFiles(profileData));
    } catch (JSONException e) {
        throw new RuntimeException(e);
    }
}

---

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