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:de.micromata.genome.util.text.StandardHeaderSplitter.java

/**
 * Split./*w w  w  .j  a va2 s.  co  m*/
 *
 * @param text the text
 * @return the pair
 * @throws IOException Signals that an I/O exception has occurred.
 */
public static Pair<String, Map<String, String>> split(String text) throws IOException {
    LineNumberReader lnr = new LineNumberReader(new StringReader(text));
    Map<String, String> headers = new HashMap<String, String>();
    String line = null;
    boolean leedingNewlines = true;
    while ((line = lnr.readLine()) != null) {
        if (StringUtils.isBlank(line)) {
            if (leedingNewlines == true) {// es kann sein, dass am Anfang die Newlines sind(wegen Code, etc)
                continue;
            } else {
                break;
            }
        }
        String key = StringUtils.substringBefore(line, ":");
        String value = StringUtils.substringAfter(line, ":");
        headers.put(StringUtils.trim(key), StringUtils.trim(value));
        leedingNewlines = false;
    }
    if (headers.size() == 0) {
        return new Pair<String, Map<String, String>>(text, headers);
    }
    return new Pair<String, Map<String, String>>(slurp(lnr), headers);
}

---

From source file:Transform.java

/**
 * convert a Throwable into an array of Strings
 * @param throwable//from   w ww  .jav a 2s  .  c om
 * @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;
}

---

From source file:Main.java

public static String getMacAddress() {
    String macAddress = null;/*from w  ww.  j a  v  a 2s . co  m*/
    LineNumberReader reader = null;
    try {
        Process pp = Runtime.getRuntime().exec("cat /sys/class/net/wlan0/address");
        InputStreamReader ir = new InputStreamReader(pp.getInputStream());
        reader = new LineNumberReader(ir);
        macAddress = reader.readLine().replace(":", "");
    } catch (IOException ex) {
        ex.printStackTrace();
    } finally {
        try {
            if (reader != null)
                reader.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
    return macAddress == null ? "" : macAddress;
}

---

From source file:com.sunchenbin.store.feilong.core.io.IOReaderUtil.java

/**
 *  {@link LineNumberReaderResolver}? {@link Reader}.
 *
 * @param reader//from w  w  w .  j  a  v  a2  s  .c  o  m
 *            the reader
 * @param lineNumberReaderResolver
 *            the line number reader resolver
 * @since 1.4.1
 */
public static void resolverFile(Reader reader, LineNumberReaderResolver lineNumberReaderResolver) {
    LineNumberReader lineNumberReader = new LineNumberReader(reader);
    try {
        String line = null;
        while ((line = lineNumberReader.readLine()) != null) {
            int lineNumber = lineNumberReader.getLineNumber();
            lineNumberReaderResolver.excute(lineNumber, line);
        }
    } catch (IOException e) {
        LOGGER.error("", e);
        throw new UncheckedIOException(e);
    } finally {
        IOUtils.closeQuietly(lineNumberReader);
        IOUtils.closeQuietly(reader);
    }
}

---

From source file:org.kawanfw.commons.util.FrameworkDebug.java

/**
 * Load the classes to debug from the file
 * // w w  w  . ja  v  a  2s .com
 * @throws IOException
 */
private static void load() {
    if (!CLASSES_TO_DEBUG.isEmpty()) {
        return;
    }

    File kawansoftDir = new File(FrameworkFileUtil.getUserHomeDotKawansoftDir());
    kawansoftDir.mkdirs();

    String file = kawansoftDir + File.separator + KAWANSOFT_DEBUG_INI;

    // Nothing to load if file not set
    if (!new File(file).exists()) {
        CLASSES_TO_DEBUG.add("empty");
        return;
    }

    LineNumberReader lineNumberReader = null;

    try {
        lineNumberReader = new LineNumberReader(new FileReader(file));

        String line = null;
        while ((line = lineNumberReader.readLine()) != null) {
            line = line.trim();

            if (line.startsWith("//") || line.startsWith("#") || line.isEmpty()) {
                continue;
            }

            CLASSES_TO_DEBUG.add(line);
        }
    } catch (FileNotFoundException e) {
        throw new IllegalArgumentException("Wrapped IOException. Impossible to load debug file: " + file, e);
    } catch (IOException e) {
        throw new IllegalArgumentException("Wrapped IOException. Error reading debug file: " + file, e);
    } finally {
        IOUtils.closeQuietly(lineNumberReader);
    }
}

---

From source file:com.l2jfree.tools.GPLLicenseChecker.java

private static List<String> read(File f) throws IOException {
    final List<String> list = new ArrayList<String>();

    LineNumberReader lnr = null;
    try {//from ww  w.j  a  v  a2  s . c om
        lnr = new LineNumberReader(new FileReader(f));

        for (String line; (line = lnr.readLine()) != null;)
            list.add(line);
    } finally {
        IOUtils.closeQuietly(lnr);
    }

    // to skip the script classes
    for (String line : list)
        if (line.startsWith("package com.sun.script."))
            return null;

    int ln = 0;
    if (!CLEARED) {
        for (int j = 0; j < CONFIDENTIAL.length; j++, ln++) {
            if (!list.get(j).equals(CONFIDENTIAL[j])) {
                MODIFIED.add(f.getPath() + ":" + ln);
                return list;
            }
        }
    }
    for (int j = 0; j < LICENSE.length; j++, ln++) {
        if (!list.get(ln).equals(LICENSE[j])) {
            MODIFIED.add(f.getPath() + ":LI" + ln);
            return list;
        }
    }

    if (!startsWithPackageName(list.get(ln))) {
        MODIFIED.add(f.getPath() + ":" + lnr.getLineNumber());
        return list;
    }

    return list;
}

---

From source file:Main.java

public static String getRandomNumByLine(int i) {
    File file = new File("/storage/emulated/0/uber_random");
    LineNumberReader lineNumberReader = null;
    StringBuilder builder = new StringBuilder();
    try {//  ww  w . ja  v a  2s  .  c om
        if (file.exists()) {
            lineNumberReader = new LineNumberReader(new FileReader(file));
            String tmp = null;
            while ((tmp = lineNumberReader.readLine()) != null) {
                builder.append(tmp + "\n");
            }
        }
    } catch (FileNotFoundException e) {
        e.printStackTrace();
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        if (null != lineNumberReader) {
            try {
                lineNumberReader.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }
    String fileString = builder.toString();
    Log.d("TAG", "Read num is --->" + fileString);
    String[] split = fileString.split("\\n");
    if (split != null && (split.length >= i)) {
        String value = split[i];
        Log.d("TAG", "Read sub is --->" + value);
        return value;
    }
    return null;
}

---

From source file:org.jumpmind.metl.core.runtime.component.XmlReader.java

protected static void forward(int toLine, LineNumberReader lineNumberReader) throws IOException {
    while (lineNumberReader.getLineNumber() < toLine) {
        String output = lineNumberReader.readLine();
        if (output == null) {
            break;
        }//  w  ww.  j  ava 2s  .  c  om
    }
}

---

From source file:org.kalypso.ogc.sensor.timeseries.wq.at.AtTable.java

/**
 * Reads a .at file from an InpuStream into a WQTableSet.
 *
 * @throws IOException//  w ww  .  j  a v  a  2 s.c o m
 * @throws IOException
 */
private static AtTable readAt(final InputStream is) throws IOException {
    final LineNumberReader reader = new LineNumberReader(new InputStreamReader(is));

    final String firstLine = reader.readLine();
    if (firstLine == null)
        throw new IOException(Messages.getString("org.kalypso.ogc.sensor.timeseries.wq.at.AtTable.1")); //$NON-NLS-1$
    final String secondLine = reader.readLine();
    if (secondLine == null)
        throw new IOException(Messages.getString("org.kalypso.ogc.sensor.timeseries.wq.at.AtTable.2")); //$NON-NLS-1$

    final Matcher matcher = PATTERN_SECOND_LINE.matcher(secondLine);
    if (!matcher.matches())
        throw new IOException(
                Messages.getString("org.kalypso.ogc.sensor.timeseries.wq.at.AtTable.3", secondLine)); //$NON-NLS-1$

    final int size = Integer.parseInt(matcher.group(1));
    final String typeFrom = matcher.group(2);
    final String typeTo = matcher.group(3);

    // TODO: first line ist not parsed yet
    final String name = firstLine;
    final int elbaNr = -1;
    final BigDecimal min = null;
    final BigDecimal max = null;
    final Date validity = null;
    // TODO: get validity from a) the stream b) the atDictionary
    // TODO: discuss with moni?

    final List<WQPair> wqList = new ArrayList<>(size);

    // TODO: read table from stream
    while (reader.ready()) {
        final String line = reader.readLine();
        if (line == null)
            break;

        final String[] strings = line.trim().split("\\s+"); //$NON-NLS-1$
        if (strings.length != 2)
            throw new IOException(Messages.getString("org.kalypso.ogc.sensor.timeseries.wq.at.AtTable.6", //$NON-NLS-1$
                    reader.getLineNumber(), line));

        try {
            final double w = Double.parseDouble(strings[0]);
            final double q = Double.parseDouble(strings[1]);

            wqList.add(new WQPair(w, q));
        } catch (final NumberFormatException e) {
            throw new IOException(Messages.getString("org.kalypso.ogc.sensor.timeseries.wq.at.AtTable.8", //$NON-NLS-1$
                    reader.getLineNumber(), line));
        }
    }

    if (wqList.size() != size) {
        // ignore; maybe produce a warning?
    }

    final WQPair[] pairs = wqList.toArray(new WQPair[wqList.size()]);

    return new AtTable(name, elbaNr, min, max, typeFrom, typeTo, validity, pairs);
}

---

From source file:com.indoqa.lang.util.StringUtils.java

/**
 * Count the lines of the passed test. A line is considered to be terminated by any one of a line feed ('\n'), a carriage return
 * ('\r'), or a carriage return followed immediately by a linefeed.
 *
 * @param content The text whose lines are to be counted.
 * @return The number of lines.//from   w ww  .j  a  va  2s .  c om
 */
public static int countLines(String content) {
    if (org.apache.commons.lang3.StringUtils.isEmpty(content)) {
        return 0;
    }

    LineNumberReader lnr = new LineNumberReader(new StringReader(content));

    int count = 0;
    try {
        while (lnr.readLine() != null) {
            count++;
        }
    } catch (IOException ioe) {
        return -1;
    }

    return count;
}

---

• «
• 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
• »