Example usage for java.io FileWriter close

List of usage examples for java.io FileWriter close

  1. HOME
  2. Java
  3. java
  4. java.io.*
  5. FileWriter
  6. close

Introduction

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

Prototype

public void close() throws IOException

Source Link

Usage

From source file:com.yahoo.storm.yarn.TestConfig.java

@SuppressWarnings("rawtypes")
synchronized File createConfigFile(Map storm_conf) throws IOException {
    storm_conf_file = new File("./conf/storm.yaml");
    storm_conf_file.getParentFile().mkdirs();
    Yaml yaml = new Yaml();
    FileWriter writer = new FileWriter(storm_conf_file);
    Util.rmNulls(storm_conf);//  w  w w  . j av a2 s . c om
    yaml.dump(storm_conf, writer);
    writer.flush();
    writer.close();
    return storm_conf_file;
}

From source file:net.itransformers.idiscover.v2.core.listeners.network.NetworkGraphmlFileLogDiscoveryListener.java

@Override
public void networkDiscovered(NetworkDiscoveryResult result) {
    File baseDir = new File(projectPath);
    if (!baseDir.exists())
        baseDir.mkdir();//from  www. j av a 2 s .c  o  m

    File labelDirPath = new File(baseDir, labelDirName);
    if (!labelDirPath.exists())
        labelDirPath.mkdir();

    File graphmlDir = new File(labelDirPath, graphmlDirName);
    if (!graphmlDir.exists())
        graphmlDir.mkdir();

    Map<String, NodeDiscoveryResult> discoveryResultMap = result.getDiscoveredData();
    for (String node : discoveryResultMap.keySet()) {

        byte[] discoveredDeviceData = (byte[]) discoveryResultMap.get(node).getDiscoveredData("graphml");

        try {
            final String fileName = ProjectConstants.networkGraphmlFileName;
            final File nodeFile = new File(graphmlDir, fileName);
            String graphml = new String(discoveredDeviceData);
            FileUtils.writeStringToFile(nodeFile, graphml);
            FileWriter writer = new FileWriter(new File(labelDirPath, "undirected" + ".graphmls"), true);
            writer.append(String.valueOf(fileName)).append("\n");
            writer.close();
        } catch (IOException e) {
            e.printStackTrace();
        }

    }
}

From source file:cc.pinel.mangue.storage.AbstractStorage.java

/**
 * Writes the JSON object to the storage.
 * /*from w ww.  j a  v  a 2 s . c  om*/
 * @param json the JSON object
 * @throws IOException
 */
protected void writeJSON(JSONObject json) throws IOException {
    FileWriter fw = null;

    try {
        fw = new FileWriter(getPath());

        json.writeJSONString(fw);
    } finally {
        if (fw != null)
            fw.close();
    }
}

From source file:com.liferay.ide.project.core.upgrade.UpgradeMetadataHandler.java

private void updateProperties(IFile file, String propertyName, String propertiesValue) throws Exception {
    File osfile = new File(file.getLocation().toOSString());
    PropertiesConfiguration pluginPackageProperties = new PropertiesConfiguration();
    pluginPackageProperties.load(osfile);
    pluginPackageProperties.setProperty(propertyName, propertiesValue);

    FileWriter output = new FileWriter(osfile);

    try {/* ww w  . j av a 2 s .  co  m*/
        pluginPackageProperties.save(output);
    } finally {
        output.close();
    }

    file.refreshLocal(IResource.DEPTH_ZERO, new NullProgressMonitor());
}

From source file:com.jgui.ttscrape.IgnoreListFilter.java

/**
 * Sort then write the file to disk./*  www . j  a va2s . c  om*/
 */
private void writeIgnoreFile() {
    try {
        Collections.sort(titlesToIgnore);
        FileWriter writer = new FileWriter(ignoreFile);
        IOUtils.writeLines(fileHeader, null, writer);
        IOUtils.writeLines(titlesToIgnore, null, writer);
        writer.close();
    } catch (Exception ex) {
        logger.error("failed to write ignore file", ex);
    }
}

From source file:com.michaelfitzmaurice.devtools.HeaderTool.java

/**
 * Inserts the header at the beginning of each file.
 * Does not check whether or not the header is already
 * present./*  w ww.  j ava2s .  c om*/
 * 
 * @param files The files to be amended
 * @throws IOException If something goes wrong reading 
 *          from or writing to any of the files
 */
public void insertHeader(Collection<File> files) throws IOException {

    LOG.info("Inserting header from {} into {} files", headerFile, files.size());

    for (File file : files) {
        String originalFileContent = fileContents(file);
        FileWriter writer = new FileWriter(file);
        writer.write(header);
        writer.write(originalFileContent);
        writer.close();
        LOG.info("Added header to {}", file);
    }
}

From source file:com.bc.fiduceo.post.PostProcessingTool_IOTest.java

@Test
public void testInitialisation() throws Exception {
    final Options options = PostProcessingTool.getOptions();
    final PosixParser parser = new PosixParser();
    final CommandLine commandLine = parser.parse(options, new String[] { "-j", processingConfigName, "-i",
            "/mmd_files", "-start", "2011-123", "-end", "2011-124", "-c", configDir.getPath() });

    final FileWriter fileWriter = new FileWriter(new File(configDir, "system-config.xml"));
    fileWriter.write("<system-config></system-config>");
    fileWriter.close();

    final PostProcessingContext context = PostProcessingTool.initializeContext(commandLine);

    final String separator = FileSystems.getDefault().getSeparator();
    assertEquals(separator + "mmd_files", context.getMmdInputDirectory().toString());
    assertEquals("03-May-2011 00:00:00", ProductData.UTC.createDateFormat().format(context.getStartDate()));
    assertEquals("04-May-2011 23:59:59", ProductData.UTC.createDateFormat().format(context.getEndDate()));

    final SystemConfig sysConfig = context.getSystemConfig();
    assertNotNull(sysConfig);/* w  w  w.  j  av a2  s .c o  m*/
    assertNull(sysConfig.getArchiveConfig());

    final PostProcessingConfig config = context.getProcessingConfig();
    assertNotNull(config);
    final List<Element> postProcessingElements = config.getPostProcessingElements();
    assertNotNull(postProcessingElements);
    assertEquals("java.util.Collections$UnmodifiableList", postProcessingElements.getClass().getTypeName());
    assertEquals(1, postProcessingElements.size());
    assertEquals(TAG_NAME_SPHERICAL_DISTANCE, postProcessingElements.get(0).getName());
}

From source file:net.blogracy.controller.DistributedHashTable.java

public void putRecord(JSONObject record) {
    try {/* w w w .j av a 2 s.c  o m*/
        records.put(record.getString("id"), record);
    } catch (JSONException e1) {
        e1.printStackTrace();
    }
    JSONArray recordList = new JSONArray();
    Iterator<JSONObject> entries = records.values().iterator();
    while (entries.hasNext()) {
        JSONObject entry = entries.next();
        recordList.put(entry);
    }
    File recordsFile = new File(CACHE_FOLDER + File.separator + "records.json");
    try {
        FileWriter writer = new FileWriter(recordsFile);
        recordList.write(writer);
        writer.close();
    } catch (IOException e) {
        e.printStackTrace();
    } catch (JSONException e) {
        e.printStackTrace();
    }
}

From source file:net.douglasthrift.bigscreenbot.Settings.java

public void store() throws IOException {
    FileWriter writer = null;

    try {/*  w  w w. j a  v  a2  s .co m*/
        writer = new FileWriter(SETTINGS);

        store(writer, null);
    } finally {
        if (writer != null)
            writer.close();
    }
}

From source file:fr.inria.oak.paxquery.algebra.operators.BaseLogicalOperator.java

public void draw(String folder, String givenFileName) {
    //System.out.println("BaseLogicalOperator:");
    //System.out.println("\tfolder: "+folder);
    //System.out.println("\tgivenFileName: "+givenFileName);

    StringBuffer sb = new StringBuffer();
    sb.append("digraph  g{\n edge [dir=\"back\"]\n");
    recursiveDotString(sb, 0, 100);//  w w  w  . j a v a  2s . c  o  m
    try {
        if (givenFileName == null) {
            givenFileName = "" + System.currentTimeMillis();
        }
        String pathName = "";
        int lastSlash = givenFileName.lastIndexOf(File.separator);
        if (lastSlash > 0) {
            pathName = givenFileName.substring(0, lastSlash);
            File dir = new File(pathName);
            dir.mkdirs();
        }

        String fileNameDot = new String(folder + File.separator + givenFileName + "-logplan.dot");
        String fileNamePNG = new String(folder + File.separator + givenFileName + "-logplan.png");

        //System.out.println("fileNameDot: "+fileNameDot);
        FileWriter file = new FileWriter(fileNameDot);
        file.write(new String(sb));
        file.write("}\n");
        file.close();
        Runtime r = Runtime.getRuntime();
        String com = new String("dot -Tpng " + fileNameDot + " -o " + fileNamePNG);
        Process p = r.exec(com);
        p.waitFor();
        //System.out.println("Logical plan drawn.");
        logger.debug("Logical plan drawn.");
    } catch (Exception e) {
        logger.error("Exception: ", e);
    }
}