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:net.sf.ginp.browser.FolderManagerImpl.java

/**
 *  Gets the picturesInDirectory attribute of the PicCollection object.
 *
 *@param  relPath  Description of the Parameter
 *@return          The picturesInDirectory value
 *///  ww w. j av a  2s .  c om
private String[] getPicturesInDirectory(final String root, final String relPath) {
    long duration = System.currentTimeMillis() - picCacheTimeout;

    if ((picCacheTimeout < 0) || (duration > MAX_CACHE)) {
        synchronized (picCache) {
            //Clearing a cache while doing a get can
            //cause hashmap to hang.  Hence all the synchronized blocks
            picCacheTimeout = System.currentTimeMillis();
            picCache.clear();
        }
    }

    synchronized (picCache) {
        if (picCache.get(root + relPath) != null) {
            String[] cached = (String[]) picCache.get(root + relPath);

            return cached;
        }
    }

    Vector pics = new Vector();

    try {
        File dir = new File(root + relPath);

        if (dir.isDirectory()) {
            String[] files = dir.list();

            for (int i = 0; i < files.length; i++) {
                File file = new File(root + relPath + "/" + files[i]);

                if ((!file.isDirectory()) && ((files[i].toLowerCase()).endsWith(".jpg")
                        || (files[i].toLowerCase()).endsWith(".jpeg"))) {
                    pics.add(files[i]);

                    if (log.isDebugEnabled()) {
                        log.debug("Adding picture file: " + files[i]);
                    }
                }
            }

            // Add Featured Pics
            File fl = new File(root + relPath + "ginpfolder.xml");

            if (fl.exists()) {
                FileReader fr = new FileReader(fl);
                LineNumberReader lr = new LineNumberReader(fr);
                StringBuffer sb = new StringBuffer();
                String temp;

                while ((temp = lr.readLine()) != null) {
                    sb.append(temp + "\n");
                }

                String featuredpicsXML = StringTool.getXMLTagContent("featuredpics", sb.toString());
                String[] picsXML = StringTool.splitToArray(featuredpicsXML, "<pic>");

                for (int i = 0; i < picsXML.length; i++) {
                    if (picsXML[i].indexOf("</pic>") != -1) {
                        temp = picsXML[i].substring(0, picsXML[i].indexOf("</pic>"));
                        fl = new File(root + relPath + temp);

                        if (fl.exists()) {
                            pics.add(temp);
                        }
                    }
                }
            }
        }
    } catch (IOException ex) {
        log.error(ex);
    }

    String[] retPictures = new String[pics.size()];

    for (int i = 0; i < pics.size(); i++) {
        retPictures[i] = (String) pics.get(i);
    }

    String[] sorted = sortPictures(retPictures);

    synchronized (picCache) {
        if (picCache.get(root + relPath) == null) {
            picCache.put(root + relPath, sorted);
        } else {
            return (String[]) picCache.get(root + relPath);
        }
    }

    // Only One Thread Per Directory Should Ever Get Here
    // (Unless it takes longer than 2 minutes to make)
    synchronized (MakeThumbs.class) {
        if ((mth == null) || ((mthThread != null) && !mthThread.isAlive())) {
            mth = new MakeThumbs();
            mthThread = new Thread(mth);
            mthThread.setDaemon(true);
            mthThread.setPriority(Thread.MIN_PRIORITY);
            mthThread.start();
        }
    }

    mth.addToQueue(root + relPath, sorted);

    return sorted;
}

---

From source file:org.apache.isis.objectstore.nosql.db.file.server.FileServer.java

private void recover(final File file) {
    LineNumberReader reader = null;
    try {//  w w w . j  a va2 s. co m
        reader = new LineNumberReader(new InputStreamReader(new FileInputStream(file), Util.ENCODING));

        while (true) {
            final String line = reader.readLine();
            if (line == null) {
                break;
            }
            if (!line.startsWith("#transaction started")) {
                throw new NoSqlStoreException(
                        "No transaction start found: " + line + " (" + reader.getLineNumber() + ")");
            }
            readTransaction(reader);
        }
    } catch (final IOException e) {
        throw new NoSqlStoreException(e);
    } finally {
        if (reader != null) {
            try {
                reader.close();
            } catch (final IOException e) {
                throw new NoSqlStoreException(e);
            }
        }
    }
}

---

From source file:org.fbk.cit.hlt.dirha.Evaluator.java

private Map<Integer, Sentence> read(File fin) throws IOException {
    LineNumberReader lr = new LineNumberReader(new InputStreamReader(new FileInputStream(fin), "UTF-8"));

    String line = null;/*from   w  w  w.j a  v  a 2s .  c  o m*/
    Map<Integer, Sentence> sentenceMap = new HashMap<>();
    String sid = null;
    int count = 0;
    Sentence sentence = null;
    while ((line = lr.readLine()) != null) {

        String[] s = line.split("\t", -1);
        if (s.length > 5) {

            if (sid == null) {
                sid = s[0];
                sentence = new Sentence(sid);
            }
            if (!s[0].equalsIgnoreCase(sid)) {
                sentenceMap.put(Integer.parseInt(sid), sentence);
                sid = s[0];
                sentence = new Sentence(sid);
            }
            if (!s[6].trim().equalsIgnoreCase("O")) {
                ClassifierResults res = ClassifierResults.fromTSV(s, 2);
                sentence.add(s[0], res.getFrame(), res.getRole(), res.getToken().replace(" ", ""));
            }

        }

    }
    sentenceMap.put(Integer.parseInt(sid), sentence);
    return sentenceMap;
}

---

From source file:org.apache.isis.objectstore.nosql.db.file.server.FileServer.java

private void readTransaction(final LineNumberReader reader) throws IOException {
    final ArrayList<FileContent> files = new ArrayList<FileContent>();
    final DataFileWriter content = new DataFileWriter(files);
    String header;/*from   w ww . j av a 2 s. c o m*/
    while ((header = reader.readLine()) != null) {
        if (header.startsWith("#transaction ended")) {
            LOG.debug("transaction read in (ending " + reader.getLineNumber() + ")");
            content.writeData();
            reader.readLine();
            return;
        }
        if (header.startsWith("S")) {
            final String[] split = header.substring(1).split(" ");
            final String key = split[0];
            final String name = split[1];
            server.saveService(key, name);
            reader.readLine();
        } else if (header.startsWith("B")) {
            final String[] split = header.substring(1).split(" ");
            final String name = split[0];
            final long nextBatch = Long.valueOf(split[1]);
            server.saveNextBatch(name, nextBatch);
            reader.readLine();
        } else {
            FileContent elementData;
            elementData = readElementData(header, reader);
            files.add(elementData);
        }
    }
    LOG.warn("transaction has no ending marker so is incomplete and will not be restored (ending "
            + reader.getLineNumber() + ")");
}

---

From source file:com.l2jfree.gameserver.instancemanager.leaderboards.FishermanManager.java

public void engineInit() {
    _ranks = new FastMap<Integer, FishRank>();
    String line = null;// w  w w . j a va2 s. c  om
    LineNumberReader lnr = null;
    String lineId = "";
    FishRank rank = null;
    File file = new File(Config.DATAPACK_ROOT, "data/fish.dat");

    try {
        boolean created = file.createNewFile();
        if (created)
            _log.info("FishManager: fish.dat was not existing and has been created.");
    } catch (IOException e) {
        e.printStackTrace();
    } finally {
        try {
            lnr = new LineNumberReader(new BufferedReader(new FileReader(file)));
            while ((line = lnr.readLine()) != null) {
                if (line.trim().length() == 0 || line.startsWith("#"))
                    continue;

                lineId = line;
                line = line.replaceAll(" ", "");

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

                int owner = Integer.parseInt(t[0]);
                rank = new FishRank();

                rank.cought = Integer.parseInt(t[1].split("-")[0]);
                rank.escaped = Integer.parseInt(t[1].split("-")[1]);

                rank.name = t[2];

                _ranks.put(owner, rank);
            }
        } catch (Exception e) {
            _log.warn("FishManager.engineInit() >> last line parsed is \n[" + lineId + "]\n", e);
        } finally {
            IOUtils.closeQuietly(lnr);
        }

        startSaveTask();
        _log.info("FishManager: Loaded " + _ranks.size() + " player(s).");
    }
}

---

From source file:com.l2jfree.gameserver.instancemanager.leaderboards.ArenaManager.java

public void engineInit() {
    _ranks = new FastMap<Integer, ArenaRank>();
    String line = null;//from w w w.  j av a  2 s.  co  m
    LineNumberReader lnr = null;
    String lineId = "";
    ArenaRank rank = null;
    File file = new File(Config.DATAPACK_ROOT, "data/arena.dat");

    try {
        boolean created = file.createNewFile();
        if (created)
            _log.info("ArenaManager: arena.dat was not existing and has been created.");
    } catch (IOException e) {
        e.printStackTrace();
    } finally {
        try {
            lnr = new LineNumberReader(new BufferedReader(new FileReader(file)));
            while ((line = lnr.readLine()) != null) {
                if (line.trim().length() == 0 || line.startsWith("#"))
                    continue;

                lineId = line;
                line = line.replaceAll(" ", "");

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

                int owner = Integer.parseInt(t[0]);
                rank = new ArenaRank();

                rank.kills = Integer.parseInt(t[1].split("-")[0]);
                rank.death = Integer.parseInt(t[1].split("-")[1]);

                rank.name = t[2];

                _ranks.put(owner, rank);
            }
        } catch (Exception e) {
            _log.warn("ArenaManager.engineInit() >> last line parsed is \n[" + lineId + "]\n", e);
        } finally {
            IOUtils.closeQuietly(lnr);
        }

        startSaveTask();
        _log.info("ArenaManager: Loaded " + _ranks.size() + " player(s).");
    }
}

---

From source file:org.jboss.as.test.integration.domain.suites.ResponseStreamTestCase.java

private void readLogStream(InputStream stream, boolean forServer, boolean forMaster) throws IOException {

    LineNumberReader reader = new LineNumberReader(new InputStreamReader(stream, StandardCharsets.UTF_8));

    String expected = LogStreamExtension.getLogMessage(logMessageContent);
    boolean readRegisteredServer = false;
    boolean readRegisteredSlave = false;
    boolean readExpected = false;
    String read;/*from ww  w.  j a v  a2 s  .co m*/
    while ((read = reader.readLine()) != null) {
        readRegisteredServer = readRegisteredServer || read.contains("WFLYHC0020");
        readRegisteredSlave = readRegisteredSlave || read.contains("WFLYHC0019");
        readExpected = readExpected || read.contains(expected);
    }

    if (forServer) {
        Assert.assertFalse(readRegisteredServer);
    } else if (forMaster) {
        Assert.assertTrue(readRegisteredSlave);
    } else {
        Assert.assertFalse(readRegisteredSlave);
        Assert.assertTrue(readRegisteredServer);
    }
    Assert.assertTrue(readExpected);

    reader.close();

}

---

From source file:org.eclipse.ice.client.widgets.moose.MOOSEFormEditor.java

/**
 * This private method is used to decide whether or not the given
 * ICEResource contains valid Postprocessor data to plot. Basically, for now
 * it naively checks that there is more than one line in the file, because
 * if there was 1 or less, then we would have no data or just the feature
 * line describing the data.//from w w w.j  ava2  s. com
 * 
 * @param r
 * @return validData Whether or not there is valid data in the resource
 */
private boolean hasValidPostprocessorData(ICEResource r) {

    // Simply count the number of lines in the resource file
    try {
        LineNumberReader reader = new LineNumberReader(new FileReader(r.getPath().getPath()));
        int cnt = 0;
        String lineRead = "";
        while ((lineRead = reader.readLine()) != null) {
        }

        cnt = reader.getLineNumber();
        reader.close();

        if (cnt <= 1) {
            return false;
        } else {
            return true;
        }
    } catch (IOException e) {
        logger.error(getClass().getName() + " Exception!", e);
        return false;
    }
}

---

From source file:org.apache.pdfbox.text.TestTextStripper.java

/**
 * Validate text extraction on a single file.
 *
 * @param inFile The PDF file to validate
 * @param outDir The directory to store the output in
 * @param bLogResult Whether to log the extracted text
 * @param bSort Whether or not the extracted text is sorted
 * @throws Exception when there is an exception
 *//*from w w w  . j a va2s. com*/
public void doTestFile(File inFile, File outDir, boolean bLogResult, boolean bSort) throws Exception {
    if (bSort) {
        log.info("Preparing to parse " + inFile.getName() + " for sorted test");
    } else {
        log.info("Preparing to parse " + inFile.getName() + " for standard test");
    }

    if (!outDir.exists()) {
        if (!outDir.mkdirs()) {
            throw (new Exception("Error creating " + outDir.getAbsolutePath() + " directory"));
        }
    }

    //System.out.println("  " + inFile + (bSort ? " (sorted)" : ""));
    PDDocument document = PDDocument.load(inFile);
    try {
        File outFile;
        File diffFile;
        File expectedFile;

        if (bSort) {
            outFile = new File(outDir, inFile.getName() + "-sorted.txt");
            diffFile = new File(outDir, inFile.getName() + "-sorted-diff.txt");
            expectedFile = new File(inFile.getParentFile(), inFile.getName() + "-sorted.txt");
        } else {
            outFile = new File(outDir, inFile.getName() + ".txt");
            diffFile = new File(outDir, inFile.getName() + "-diff.txt");
            expectedFile = new File(inFile.getParentFile(), inFile.getName() + ".txt");
        }

        // delete possible leftover
        diffFile.delete();

        OutputStream os = new FileOutputStream(outFile);
        try {
            os.write(0xEF);
            os.write(0xBB);
            os.write(0xBF);

            Writer writer = new BufferedWriter(new OutputStreamWriter(os, ENCODING));
            try {
                //Allows for sorted tests 
                stripper.setSortByPosition(bSort);
                stripper.writeText(document, writer);
            } finally {
                // close the written file before reading it again
                writer.close();
            }
        } finally {
            os.close();
        }

        if (bLogResult) {
            log.info("Text for " + inFile.getName() + ":");
            log.info(stripper.getText(document));
        }

        if (!expectedFile.exists()) {
            this.bFail = true;
            log.error("FAILURE: Input verification file: " + expectedFile.getAbsolutePath() + " did not exist");
            return;
        }

        boolean localFail = false;

        LineNumberReader expectedReader = new LineNumberReader(
                new InputStreamReader(new FileInputStream(expectedFile), ENCODING));
        LineNumberReader actualReader = new LineNumberReader(
                new InputStreamReader(new FileInputStream(outFile), ENCODING));

        while (true) {
            String expectedLine = expectedReader.readLine();
            while (expectedLine != null && expectedLine.trim().length() == 0) {
                expectedLine = expectedReader.readLine();
            }
            String actualLine = actualReader.readLine();
            while (actualLine != null && actualLine.trim().length() == 0) {
                actualLine = actualReader.readLine();
            }
            if (!stringsEqual(expectedLine, actualLine)) {
                this.bFail = true;
                localFail = true;
                log.error("FAILURE: Line mismatch for file " + inFile.getName() + " (sort = " + bSort + ")"
                        + " at expected line: " + expectedReader.getLineNumber() + " at actual line: "
                        + actualReader.getLineNumber() + "\nexpected line was: \"" + expectedLine + "\""
                        + "\nactual line was:   \"" + actualLine + "\"" + "\n");

                //lets report all lines, even though this might produce some verbose logging
                //break;
            }

            if (expectedLine == null || actualLine == null) {
                break;
            }
        }
        expectedReader.close();
        actualReader.close();
        if (!localFail) {
            outFile.delete();
        } else {
            // https://code.google.com/p/java-diff-utils/wiki/SampleUsage
            List<String> original = fileToLines(expectedFile);
            List<String> revised = fileToLines(outFile);

            // Compute diff. Get the Patch object. Patch is the container for computed deltas.
            Patch patch = DiffUtils.diff(original, revised);

            PrintStream diffPS = new PrintStream(diffFile, ENCODING);
            for (Object delta : patch.getDeltas()) {
                if (delta instanceof ChangeDelta) {
                    ChangeDelta cdelta = (ChangeDelta) delta;
                    diffPS.println("Org: " + cdelta.getOriginal());
                    diffPS.println("New: " + cdelta.getRevised());
                    diffPS.println();
                } else if (delta instanceof DeleteDelta) {
                    DeleteDelta ddelta = (DeleteDelta) delta;
                    diffPS.println("Org: " + ddelta.getOriginal());
                    diffPS.println("New: " + ddelta.getRevised());
                    diffPS.println();
                } else if (delta instanceof InsertDelta) {
                    InsertDelta idelta = (InsertDelta) delta;
                    diffPS.println("Org: " + idelta.getOriginal());
                    diffPS.println("New: " + idelta.getRevised());
                    diffPS.println();
                } else {
                    diffPS.println(delta);
                }
            }
            diffPS.close();
        }
    } finally {
        document.close();
    }
}

---

From source file:org.apache.maven.dotnet.AbstractDotNetMojo.java

/**
 * Exports a resource folder to a subdirectory of the maven build directory. <br/>
 * The folder is supposed to contain a "context.txt" file that contains the
 * list of the files to export, one name per line
 * //from w ww .  ja  v  a2 s.co m
 * @param resourceDir
 *          the resource directory to export
 * @param destinationSubFolder
 *          the subfolder to use, that will be created under
 *          ${project.build.dir}
 * @param application
 *          the exported application
 * @return the generated folder
 * @throws MojoExecutionException
 */
protected File extractFolder(String resourceDir, String destinationSubFolder, String application)
        throws MojoExecutionException {
    if (!useEmbbededRuntime) {
        getLog().warn(
                "The use of the embedded runtime package is not enabled. Please add the settings 'dotnet.use.embedded.runtime=true'");
        throw new MojoExecutionException(
                "The use of the embedded runtime package is not enabled for " + application);
    }
    getLog().debug("Exporting files for " + application);
    String contentFile = resourceDir + "/" + CONTENT_FILE_NAME;

    InputStream contentResource = getClassLoader().getResourceAsStream(contentFile);

    if (contentResource == null) {
        throw new MojoExecutionException(application + " binaries were not found");
    }

    LineNumberReader reader = new LineNumberReader(new InputStreamReader(contentResource));
    String line = null;
    List<String> contentFiles = new ArrayList<String>();
    try {
        while ((line = reader.readLine()) != null) {
            contentFiles.add(line.trim());
        }
    } catch (IOException e) {
        throw new MojoExecutionException("Could not extract the files for " + application, e);
    }
    File reportDirectory = getReportDirectory();
    File extractFolder = new File(reportDirectory, destinationSubFolder);
    extractResources(extractFolder, resourceDir, contentFiles, application);
    return extractFolder;
}

---

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