Example usage for org.apache.commons.io LineIterator closeQuietly

Introduction

In this page you can find the example usage for org.apache.commons.io LineIterator closeQuietly.

Prototype

public static void closeQuietly(LineIterator iterator) 

Source Link

Document

Closes the iterator, handling null and ignoring exceptions.

Usage

From source file:playground.staheale.preprocess.AgentInteractionEnterpriseCensusParser.java

private final void readPresenceCodes(AgentInteractionEnterpriseCensus ec) {

    log.info("Reading the presence code file...");

    int lineCounter = 0;
    int skip = 1;

    String filename = presenceCodeFile;
    String separator = ";";

    File file = new File(filename);

    LineIterator it = null;/*from w  w w. j  av a2 s .  co  m*/
    String line = null;
    String[] tokens = null;
    String reli = null;

    try {
        it = FileUtils.lineIterator(file, "UTF-8");
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }
    try {
        while (it.hasNext()) {
            line = it.nextLine();
            tokens = line.split(separator);

            if (lineCounter == 0) {
                log.info("Processing header line...");
                for (String token : tokens) {
                    ec.addPresenceCodeNOGAType(token.replaceAll("\"", ""));
                }
                log.info("Processing header line...done.");
            } else {

                reli = tokens[0];
                for (int pos = 0; pos < tokens.length; pos++) {
                    if (Pattern.matches("1", tokens[pos])) {
                        ec.addPresenceCode(reli, ec.getPresenceCodeNOGAType(pos));
                    }
                }
            }

            lineCounter++;
            if (lineCounter % skip == 0) {
                log.info("Processed hectares: " + Integer.toString(lineCounter));
                skip *= 2;
            }
        }
    } finally {
        LineIterator.closeQuietly(it);
    }

    log.info("Processed hectares: " + Integer.toString(lineCounter));

    log.info("Reading the presence code file...done.");

}

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From source file:playground.staheale.preprocess.AgentInteractionEnterpriseCensusParser.java

private final void readHectareAggregations(AgentInteractionEnterpriseCensus ec) {

    log.info("Reading the hectare aggregation file...");

    String separator = ",";
    String filename = inputHectareAggregationFile;
    File file = new File(filename);

    LineIterator it = null;/*  w w  w .ja  va 2  s .co  m*/
    String line = null;
    String[] tokens = null;
    String reli = null;
    int lineCounter = 0, skip = 1;

    try {
        it = FileUtils.lineIterator(file, "UTF-8");
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }
    try {
        while (it.hasNext()) {
            line = it.nextLine();
            tokens = line.split(separator);

            if (lineCounter == 0) {
                log.info("Processing header line...");
                for (String token : tokens) {
                    ec.addhectareAggregationNOGAType(token.replaceAll("\"", ""));
                }
                log.info("Processing header line...done.");
            } else {

                reli = tokens[0];
                for (int pos = 0; pos < tokens.length; pos++) {
                    if (!Pattern.matches("0", tokens[pos])) {
                        ec.addHectareAggregationInformation(reli, ec.getHectareAggregationNOGAType(pos),
                                Double.parseDouble(tokens[pos]));
                    }
                }
            }

            lineCounter++;
            if (lineCounter % skip == 0) {
                log.info("Processed hectares: " + Integer.toString(lineCounter));
                skip *= 2;
            }
        }
    } finally {
        LineIterator.closeQuietly(it);
    }

    log.info("Processed hectares: " + Integer.toString(lineCounter));

    log.info("Reading the hectare aggregation file...done.");

}

---

From source file:se.alingsas.alfresco.repo.utils.byggreda.ReadMetadataDocument.java

/**
 * Takes an input stream which should point to a metadata document for
 * byggreda. Validates and parses the data and returns a set of
 * ByggRedaDocument/*  w  ww.  j a va  2  s . co m*/
 * 
 * @param inputStream
 * @return
 */
public static Set<ByggRedaDocument> read(final InputStream inputStream, List<String> globalMessages) {
    if (inputStream == null) {
        return null;
    }
    Set<ByggRedaDocument> result = new HashSet<ByggRedaDocument>();
    LineIterator lineIterator = null;
    String line = "";
    int lineNumber = 1;
    try {
        lineIterator = IOUtils.lineIterator(inputStream, "ISO-8859-1");
        // Skip first line which is a header line
        if (lineIterator.hasNext()) {

            line = lineIterator.nextLine();
            if (!line.startsWith("\"Film\";\"") && !line.startsWith("Film;")) {
                globalMessages.add(
                        "#1: Sidhuvud ej funnet p frsta raden i styrfilen. Frsta raden var: " + line);
                LOG.error("No header found on the first line in the document. First line was: " + line
                        + ". Aborting...");
                return result;
            } else {
                LOG.debug("Line #" + lineNumber + ": Skipping header");
            }
        }
        while (lineIterator.hasNext()) {
            lineNumber++;
            line = lineIterator.nextLine();
            // if it's an empty line or a comment, skip
            if (!StringUtils.hasText(line) || line.startsWith("#")) {
                globalMessages.add("#" + lineNumber + ": Tom rad, eller bortkommenterad rad funnel, skippas");
                LOG.info("Line #" + lineNumber + ": Skipping comment or empty line");
                continue;
            }
            // Validation and error handling
            ByggRedaDocument document = parseAndValidate(line);
            document.setLineNumber(lineNumber);
            if (!document.isReadSuccessfully()) {
                // An error occured, we need to log this
                LOG.error("Line #" + document.getLineNumber() + ": " + document.getStatusMsg());
            } else {
                // Document successfully read
                LOG.debug("Line #" + document.getLineNumber() + ": "
                        + "Successfully read record. , Record number: " + document.getRecordDisplay());
            }
            result.add(document);
        }
    } catch (final Exception ex) {
        globalMessages.add("#" + lineNumber + ": Fel vid inlsning av rad " + lineNumber
                + " frn styrfil. Radens innehll: " + line + " Systemmeddelande: " + ex.getMessage());
        LOG.error("Error on line '" + lineNumber + "'. Line contents: " + line, ex);
    } finally {
        IOUtils.closeQuietly(inputStream);
        LineIterator.closeQuietly(lineIterator);
    }
    return result;
}

---

From source file:se.inera.intyg.rehabstod.integration.it.stub.PersonnummerLoaderImpl.java

@Override
public List<String> readTestPersonnummer() throws IOException {
    Resource resource = getResource(testPersonnummerFile);
    LineIterator it = FileUtils.lineIterator(resource.getFile(), "UTF-8");

    List<String> personnummerList = new ArrayList<>();
    try {/* w  ww  . j a v a2s.co  m*/
        // Skip CSV column name
        if (it.hasNext()) {
            it.nextLine();
        }

        while (it.hasNext()) {
            String line = it.nextLine();
            personnummerList.add(line);
        }
    } finally {
        LineIterator.closeQuietly(it);
    }
    return personnummerList;
}

---

From source file:se.inera.intyg.rehabstod.service.diagnos.DiagnosGruppLoaderImpl.java

private List<DiagnosGrupp> getDiagnosGrupperInternal(Resource resource) throws IOException {
    LineIterator it = FileUtils.lineIterator(resource.getFile(), "UTF-8");

    List<DiagnosGrupp> list = new ArrayList<>();
    try {/*from  w w w .  java 2 s.co  m*/

        while (it.hasNext()) {
            String line = it.nextLine();
            list.add(new DiagnosGrupp(line));
        }
    } finally {
        LineIterator.closeQuietly(it);
    }
    return list;
}

---

From source file:se.inera.intyg.rehabstod.service.diagnos.DiagnosKapitelLoaderImpl.java

@Override
public List<DiagnosKapitel> loadDiagnosKapitel() throws IOException {

    LineIterator it = FileUtils.lineIterator(diagnosKapitelFile.getFile(), "UTF-8");

    List<DiagnosKapitel> list = new ArrayList<>();
    try {/*from   w  w  w . j  av a 2s .c om*/

        while (it.hasNext()) {
            String line = it.nextLine();
            list.add(new DiagnosKapitel(line));
        }
    } finally {
        LineIterator.closeQuietly(it);
    }
    return list;
}

---

From source file:se.inera.intyg.rehabstod.service.diagnos.DiagnosKoderFileTest.java

private List<String> loadDiagnosFile(String fileName) throws IOException {
    String filePath = getClass().getClassLoader().getResource(fileName).getFile();

    LineIterator it = FileUtils.lineIterator(new File(filePath), "ISO-8859-1");

    List<String> koder = new ArrayList<>();
    try {/*  w  w w . ja  va2 s  . c  o m*/

        while (it.hasNext()) {
            String line = it.nextLine();

            String kod = line.substring(0, DiagnosKod.KOD_LENGTH).trim();

            koder.add(kod);
        }
    } finally {
        LineIterator.closeQuietly(it);
    }
    return koder;
}

---

From source file:se.inera.intyg.rehabstod.service.diagnos.DiagnosKoderLoaderImpl.java

private Map<String, String> loadDiagnosFile(Resource resource) throws IOException {
    LineIterator it = FileUtils.lineIterator(resource.getFile(), "ISO-8859-1");

    Map<String, String> map = new HashMap<>();
    try {/*from  w  w w . ja  va  2  s .  co  m*/

        while (it.hasNext()) {
            String line = it.nextLine();

            DiagnosKod kod = new DiagnosKod(line);

            if (kod.getCleanedCode() != null) {
                map.put(kod.getCleanedCode(), kod.getName());
            }
        }
    } finally {
        LineIterator.closeQuietly(it);
    }
    return map;
}

---

From source file:yet.another.hackernews.reader.functions.DownloadText.java

@Override
protected String doInBackground(String... urlAdress) {
    /*//from   w  ww  .  j  a v a 2  s . co m
     * Core of the class that does the background task.
     */

    id = urlAdress[0].hashCode();

    // If we want to use the cache, try and get it first
    String cacheResults = null;
    if (useCache) {
        cacheResults = HardCache.getString(id, context);

        if (cacheResults != null) {
            if (!forceUpdate && !Cache.doUpdate(context, id)) {
                return cacheResults;
            }
        }
    }

    // Set target url
    URL url;
    try {
        url = new URL(urlAdress[0]);
    } catch (MalformedURLException e) {
        // If listener is attached, report error.
        if (listener != null) {
            handler.post(new Runnable() {

                @Override
                public void run() {
                    listener.onError(MALFORMED_URL_ERROR);

                }

            });
        }

        return cacheResults;
    }

    // Stream to URL adress
    BufferedReader bufferedReader = null;
    LineIterator line = null;

    // Results, size set to 100 chars
    final StringBuffer textResults = new StringBuffer(0);

    try {
        // Open stream
        bufferedReader = new BufferedReader(new InputStreamReader(url.openStream(), charset), bufferSize);

        // Download text
        line = IOUtils.lineIterator(bufferedReader);
        while (line.hasNext()) {
            if (this.isCancelled()) {
                break;
            }

            textResults.append(line.nextLine());
        }

    } catch (IOException e) {
        if (textResults.length() > 0) {
            textResults.delete(0, textResults.length());
        }

        if (cacheResults != null) {
            textResults.append(cacheResults);
        }

        if (listener != null) {
            handler.post(new Runnable() {

                @Override
                public void run() {
                    listener.onError(IOEXCEPTION_ERROR);
                }

            });
        }
    } finally {
        // Close reader
        LineIterator.closeQuietly(line);
        IOUtils.closeQuietly(bufferedReader);
    }

    if (textResults.length() <= 0) {
        return null;
    }

    // If use cache, put it in cache
    if (useCache && (!textResults.toString().equals(cacheResults))) {

        HardCache.putString(id, textResults.toString(), context);
        Cache.saveUpdate(context, id);

    }

    return textResults.toString();
}

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