Example usage for java.io FileWriter FileWriter

List of usage examples for java.io FileWriter FileWriter

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Introduction

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

Prototype

public FileWriter(FileDescriptor fd)

Source Link

Document

Constructs a FileWriter given a file descriptor, using the platform's java.nio.charset.Charset#defaultCharset() default charset .

Usage

From source file:de.jetwick.snacktory.HtmlFetcher.java

public static void main(String[] args) throws Exception {
    BufferedReader reader = new BufferedReader(new FileReader("urls.txt"));
    String line = null;/* ww  w.  j a  v a 2  s.  c  om*/
    Set<String> existing = new LinkedHashSet<String>();
    while ((line = reader.readLine()) != null) {
        int index1 = line.indexOf("\"");
        int index2 = line.indexOf("\"", index1 + 1);
        String url = line.substring(index1 + 1, index2);
        String domainStr = SHelper.extractDomain(url, true);
        String counterStr = "";
        // TODO more similarities
        if (existing.contains(domainStr))
            counterStr = "2";
        else
            existing.add(domainStr);

        String html = new HtmlFetcher().fetchAsString(url, 20000);
        String outFile = domainStr + counterStr + ".html";
        BufferedWriter writer = new BufferedWriter(new FileWriter(outFile));
        writer.write(html);
        writer.close();
    }
    reader.close();
}

From source file:com.doculibre.constellio.utils.resources.WriteResourceBundleUtils.java

@SuppressWarnings("unchecked")
public static void main(String[] args) throws Exception {
    File binDir = ClasspathUtils.getClassesDir();
    File projectDir = binDir.getParentFile();
    File sourceDir = new File(projectDir, "source");

    String defaultLanguage;//from ww  w. j a  v  a2  s .  co  m
    String otherLanguage;
    if (args.length > 0) {
        defaultLanguage = args[0];
        otherLanguage = args[1];
    } else {
        defaultLanguage = Locale.ENGLISH.getLanguage();
        otherLanguage = Locale.FRENCH.getLanguage();
    }

    List<File> propertiesFiles = (List<File>) FileUtils.listFiles(sourceDir, new String[] { "properties" },
            true);
    for (File propertiesFile : propertiesFiles) {
        File propertiesDir = propertiesFile.getParentFile();

        String propertiesNameWoutSuffix = StringUtils.substringBefore(propertiesFile.getName(), "_");
        propertiesNameWoutSuffix = StringUtils.substringBefore(propertiesNameWoutSuffix, ".properties");

        String noLanguageFileName = propertiesNameWoutSuffix + ".properties";
        String defaultLanguageFileName = propertiesNameWoutSuffix + "_" + defaultLanguage + ".properties";
        String otherLanguageFileName = propertiesNameWoutSuffix + "_" + otherLanguage + ".properties";

        File noLanguageFile = new File(propertiesDir, noLanguageFileName);
        File defaultLanguageFile = new File(propertiesDir, defaultLanguageFileName);
        File otherLanguageFile = new File(propertiesDir, otherLanguageFileName);

        if (defaultLanguageFile.exists() && otherLanguageFile.exists() && !noLanguageFile.exists()) {
            System.out.println(defaultLanguageFile.getPath() + " > " + noLanguageFileName);
            System.out.println(defaultLanguageFile.getPath() + " > empty file");

            defaultLanguageFile.renameTo(noLanguageFile);
            FileWriter defaultLanguageEmptyFileWriter = new FileWriter(defaultLanguageFile);
            defaultLanguageEmptyFileWriter.write("");
            IOUtils.closeQuietly(defaultLanguageEmptyFileWriter);
        }
    }
}

From source file:net.fenyo.gnetwatch.Documentation.java

/**
 * General entry point./*from   w  w  w.j a v  a 2s.  c o m*/
 * @param args command line arguments.
 * @return void.
 * @throws IOException io exception.
 */
public static void main(String[] args) throws IOException, TransformerConfigurationException,
        TransformerException, FileNotFoundException, FOPException {
    final String docbook_stylesheets_path = args[0];

    // Get configuration properties.
    final Config config = new Config();

    // Read general logging rules.
    GenericTools.initLogEngine(config);
    log.info(config.getString("log_engine_initialized"));
    log.info(config.getString("begin"));

    Transformer docbookTransformerHTML = TransformerFactory.newInstance()
            .newTransformer(new StreamSource(new File(docbook_stylesheets_path + "/html/docbook.xsl")));
    //    docbookTransformerHTML.setParameter("draft.mode", "no");

    docbookTransformerHTML.transform(new StreamSource(new FileReader(new File("gnetwatch-documentation.xml"))),
            new StreamResult(new FileWriter(new File("c:/temp/gnetwatch-documentation.html"))));

    Transformer docbookTransformerFO = TransformerFactory.newInstance()
            .newTransformer(new StreamSource(new File(docbook_stylesheets_path + "/fo/docbook.xsl")));
    //    docbookTransformerFO.setParameter("draft.mode", "no");

    docbookTransformerFO.transform(new StreamSource(new FileReader(new File("gnetwatch-documentation.xml"))),
            new StreamResult(new FileWriter(new File("c:/temp/gnetwatch-documentation.fo"))));

    // for very old FOP version (0.20):
    //    Driver driver = new Driver();
    //    driver.setRenderer(Driver.RENDER_PDF);
    //    driver.setInputSource(new InputSource(new FileReader(new File("c:/temp/gnetwatch-documentation.fo"))));
    //    driver.setOutputStream(new FileOutputStream(new File("c:/temp/gnetwatch-documentation.pdf")));
    //    driver.run();
    // with new FOP version:
    OutputStream outStream = new BufferedOutputStream(
            new FileOutputStream("c:/temp/gnetwatch-documentation.pdf"));
    final FopFactory fopFactory = FopFactory.newInstance(new File(".").toURI());
    Fop fop = fopFactory.newFop(MimeConstants.MIME_PDF, outStream);
    TransformerFactory transformerFactory = TransformerFactory.newInstance();
    Transformer transformer = transformerFactory.newTransformer();
    Source source = new StreamSource(new FileReader(new File("c:/temp/gnetwatch-documentation.fo")));
    Result result = new SAXResult(fop.getDefaultHandler());
    transformer.transform(source, result);
    outStream.close();
}

From source file:ValidateStax.java

/**
 * @param args//w w  w .j a  v a  2 s  . co  m
 *          the command line arguments
 */
public static void main(String[] args) {
    try {
        // TODO code application logic here
        SchemaFactory sf = SchemaFactory.newInstance(XMLConstants.W3C_XML_SCHEMA_NS_URI);
        System.out.println("schema factory instance obtained is " + sf);

        Schema schema = sf.newSchema(new File(args[0]));
        System.out.println("schema obtained is = " + schema);
        // Get a Validator which can be used to validate instance document against
        // this grammar.
        Validator validator = schema.newValidator();

        // Validate this instance document against the Instance document supplied
        String fileName = args[1].toString();
        String fileName2 = args[2].toString();
        javax.xml.transform.Result xmlResult = new javax.xml.transform.stax.StAXResult(
                XMLOutputFactory.newInstance().createXMLStreamWriter(new FileWriter(fileName2)));
        javax.xml.transform.Source xmlSource = new javax.xml.transform.stax.StAXSource(
                getXMLEventReader(fileName));
        // validator.validate(new StreamSource(args[1]));
        validator.validate(xmlSource, xmlResult);
    } catch (Exception ex) {
        ex.printStackTrace();
        System.out.println("GET CAUSE");
        ex.getCause().fillInStackTrace();
    }
}

From source file:com.termmed.sampling.ConceptsWithMoreThanThreeRoleGroups.java

/**
 * The main method.//from   www.j  a  va 2s . co  m
 *
 * @param args the arguments
 * @throws Exception the exception
 */
public static void main(String[] args) throws Exception {
    System.out.println("Starting...");
    Map<String, Set<String>> groupsMap = new HashMap<String, Set<String>>();
    File relsFile = new File(
            "/Users/alo/Downloads/SnomedCT_RF2Release_INT_20160131-1/Snapshot/Terminology/sct2_Relationship_Snapshot_INT_20160131.txt");
    BufferedReader br2 = new BufferedReader(new FileReader(relsFile));
    String line2;
    int count2 = 0;
    while ((line2 = br2.readLine()) != null) {
        // process the line.
        count2++;
        if (count2 % 10000 == 0) {
            //System.out.println(count2);
        }
        List<String> columns = Arrays.asList(line2.split("\t", -1));
        if (columns.size() >= 6) {
            if (columns.get(2).equals("1") && !columns.get(6).equals("0")) {
                if (!groupsMap.containsKey(columns.get(4))) {
                    groupsMap.put(columns.get(4), new HashSet<String>());
                }
                groupsMap.get(columns.get(4)).add(columns.get(6));
            }
        }
    }
    System.out.println("Relationship groups loaded");
    Gson gson = new Gson();
    System.out.println("Reading JSON 1");
    File crossoverFile1 = new File("/Users/alo/Downloads/crossover_role_to_group.json");
    String contents = FileUtils.readFileToString(crossoverFile1, "utf-8");
    Type collectionType = new TypeToken<Collection<ControlResultLine>>() {
    }.getType();
    List<ControlResultLine> lineObject = gson.fromJson(contents, collectionType);
    Set<String> crossovers1 = new HashSet<String>();
    for (ControlResultLine loopResult : lineObject) {
        crossovers1.add(loopResult.conceptId);
    }
    System.out.println("Crossovers 1 loaded, " + lineObject.size() + " Objects");

    System.out.println("Reading JSON 2");
    File crossoverFile2 = new File("/Users/alo/Downloads/crossover_group_to_group.json");
    String contents2 = FileUtils.readFileToString(crossoverFile2, "utf-8");
    List<ControlResultLine> lineObject2 = gson.fromJson(contents2, collectionType);
    Set<String> crossovers2 = new HashSet<String>();
    for (ControlResultLine loopResult : lineObject2) {
        crossovers2.add(loopResult.conceptId);
    }
    System.out.println("Crossovers 2 loaded, " + lineObject2.size() + " Objects");

    Set<String> foundConcepts = new HashSet<String>();
    int count3 = 0;
    BufferedWriter writer = new BufferedWriter(
            new FileWriter(new File("ConceptsWithMoreThanThreeRoleGroups.csv")));
    ;
    for (String loopConcept : groupsMap.keySet()) {
        if (groupsMap.get(loopConcept).size() > 3) {
            writer.write(loopConcept);
            writer.newLine();
            foundConcepts.add(loopConcept);
            count3++;
        }
    }
    writer.close();
    System.out.println("Found " + foundConcepts.size() + " concepts");

    int countCrossover1 = 0;
    for (String loopConcept : foundConcepts) {
        if (crossovers1.contains(loopConcept)) {
            countCrossover1++;
        }
    }
    System.out.println(countCrossover1 + " are present in crossover_role_to_group");

    int countCrossover2 = 0;
    for (String loopConcept : foundConcepts) {
        if (crossovers2.contains(loopConcept)) {
            countCrossover2++;
        }
    }
    System.out.println(countCrossover2 + " are present in crossover_group_to_group");

    System.out.println("Done");
}

From source file:de.codesourcery.luaparser.LuaToJSON.java

public static void main(String[] args) throws Exception {
    args = new String[] { "/home/tgierke/apps/factorio/data/base/prototypes/entity/entities.lua" };

    for (String file : args) {
        System.out.println("Parsing LUA file " + file + " ...");
        final String json = new LuaToJSON().getJSON(new File(file));
        final File jsonFile = new File(file + ".json");
        System.out.println("Writing JSON file " + jsonFile.getAbsolutePath() + " ...");
        try (FileWriter writer = new FileWriter(jsonFile)) {
            writer.write(json);//from w ww  .j a  va  2 s .  c o m
        }
        JSONTokener tokener = new JSONTokener(json);
        try {
            JSONObject obj = LenientJSONParser.parse(tokener);
        } catch (Exception e) {
            final int errorOffset = getOffset(tokener);
            System.out.println("Error at offset " + errorOffset);
            System.out.println(toErrorString(json, errorOffset, "HERE: " + e.getMessage()));
            e.printStackTrace();
        }
    }
}

From source file:at.newmedialab.ldpath.template.LDTemplate.java

public static void main(String[] args) {
    Options options = buildOptions();// w w  w .ja  v a2s. c  o m

    CommandLineParser parser = new PosixParser();
    try {
        CommandLine cmd = parser.parse(options, args);

        Level logLevel = Level.WARN;

        if (cmd.hasOption("loglevel")) {
            String logLevelName = cmd.getOptionValue("loglevel");
            if ("DEBUG".equals(logLevelName.toUpperCase())) {
                logLevel = Level.DEBUG;
            } else if ("INFO".equals(logLevelName.toUpperCase())) {
                logLevel = Level.INFO;
            } else if ("WARN".equals(logLevelName.toUpperCase())) {
                logLevel = Level.WARN;
            } else if ("ERROR".equals(logLevelName.toUpperCase())) {
                logLevel = Level.ERROR;
            } else {
                log.error("unsupported log level: {}", logLevelName);
            }
        }

        if (logLevel != null) {
            for (String logname : new String[] { "at", "org", "net", "com" }) {

                ch.qos.logback.classic.Logger logger = (ch.qos.logback.classic.Logger) LoggerFactory
                        .getLogger(logname);
                logger.setLevel(logLevel);
            }
        }

        File template = null;
        if (cmd.hasOption("template")) {
            template = new File(cmd.getOptionValue("template"));
        }

        GenericSesameBackend backend;
        if (cmd.hasOption("store")) {
            backend = new LDPersistentBackend(new File(cmd.getOptionValue("store")));
        } else {
            backend = new LDMemoryBackend();
        }

        Resource context = null;
        if (cmd.hasOption("context")) {
            context = backend.getRepository().getValueFactory().createURI(cmd.getOptionValue("context"));
        }

        BufferedWriter out = null;
        if (cmd.hasOption("out")) {
            File of = new File(cmd.getOptionValue("out"));
            if (of.canWrite()) {
                out = new BufferedWriter(new FileWriter(of));
            } else {
                log.error("cannot write to output file {}", of);
                System.exit(1);
            }
        } else {
            out = new BufferedWriter(new OutputStreamWriter(System.out));
        }

        if (backend != null && context != null && template != null) {
            TemplateEngine<Value> engine = new TemplateEngine<Value>(backend);

            engine.setDirectoryForTemplateLoading(template.getParentFile());
            engine.processFileTemplate(context, template.getName(), out);
            out.flush();
            out.close();
        }

        if (backend instanceof LDPersistentBackend) {
            ((LDPersistentBackend) backend).shutdown();
        }

    } catch (ParseException e) {
        System.err.println("invalid arguments");
        HelpFormatter formatter = new HelpFormatter();
        formatter.printHelp("LDQuery", options, true);
    } catch (FileNotFoundException e) {
        System.err.println("file or program could not be found");
        HelpFormatter formatter = new HelpFormatter();
        formatter.printHelp("LDQuery", options, true);
    } catch (IOException e) {
        System.err.println("could not access file");
        e.printStackTrace(System.err);
    } catch (TemplateException e) {
        System.err.println("error while processing template");
        e.printStackTrace(System.err);
    }

}

From source file:edu.cmu.lti.oaqa.knn4qa.apps.QueryGenNMSLIB.java

public static void main(String[] args) {
    Options options = new Options();

    options.addOption(CommonParams.QUERY_FILE_PARAM, null, true, CommonParams.QUERY_FILE_DESC);
    options.addOption(CommonParams.MEMINDEX_PARAM, null, true, CommonParams.MEMINDEX_DESC);
    options.addOption(CommonParams.KNN_QUERIES_PARAM, null, true, CommonParams.KNN_QUERIES_DESC);
    options.addOption(CommonParams.NMSLIB_FIELDS_PARAM, null, true, CommonParams.NMSLIB_FIELDS_DESC);
    options.addOption(CommonParams.MAX_NUM_QUERY_PARAM, null, true, CommonParams.MAX_NUM_QUERY_DESC);
    options.addOption(CommonParams.SEL_PROB_PARAM, null, true, CommonParams.SEL_PROB_DESC);

    CommandLineParser parser = new org.apache.commons.cli.GnuParser();

    BufferedWriter knnQueries = null;

    int maxNumQuery = Integer.MAX_VALUE;

    Float selProb = null;//w w  w  .j  av  a 2 s  .  c o  m

    try {
        CommandLine cmd = parser.parse(options, args);
        String queryFile = null;

        if (cmd.hasOption(CommonParams.QUERY_FILE_PARAM)) {
            queryFile = cmd.getOptionValue(CommonParams.QUERY_FILE_PARAM);
        } else {
            Usage("Specify 'query file'", options);
        }

        String knnQueriesFile = cmd.getOptionValue(CommonParams.KNN_QUERIES_PARAM);

        if (null == knnQueriesFile)
            Usage("Specify '" + CommonParams.KNN_QUERIES_DESC + "'", options);

        String tmpn = cmd.getOptionValue(CommonParams.MAX_NUM_QUERY_PARAM);
        if (tmpn != null) {
            try {
                maxNumQuery = Integer.parseInt(tmpn);
            } catch (NumberFormatException e) {
                Usage("Maximum number of queries isn't integer: '" + tmpn + "'", options);
            }
        }

        String tmps = cmd.getOptionValue(CommonParams.NMSLIB_FIELDS_PARAM);
        if (null == tmps)
            Usage("Specify '" + CommonParams.NMSLIB_FIELDS_DESC + "'", options);
        String nmslibFieldList[] = tmps.split(",");

        knnQueries = new BufferedWriter(new FileWriter(knnQueriesFile));
        knnQueries.write("isQueryFile=1");
        knnQueries.newLine();
        knnQueries.newLine();

        String memIndexPref = cmd.getOptionValue(CommonParams.MEMINDEX_PARAM);

        if (null == memIndexPref) {
            Usage("Specify '" + CommonParams.MEMINDEX_DESC + "'", options);
        }

        String tmpf = cmd.getOptionValue(CommonParams.SEL_PROB_PARAM);

        if (tmpf != null) {
            try {
                selProb = Float.parseFloat(tmpf);
            } catch (NumberFormatException e) {
                Usage("A selection probability isn't a number in the range (0,1)'" + tmpf + "'", options);
            }
            if (selProb < Float.MIN_NORMAL || selProb + Float.MIN_NORMAL >= 1)
                Usage("A selection probability isn't a number in the range (0,1)'" + tmpf + "'", options);
        }

        BufferedReader inpText = new BufferedReader(
                new InputStreamReader(CompressUtils.createInputStream(queryFile)));

        String docText = XmlHelper.readNextXMLIndexEntry(inpText);

        NmslibQueryGenerator queryGen = new NmslibQueryGenerator(nmslibFieldList, memIndexPref);

        Random rnd = new Random();

        for (int docNum = 1; docNum <= maxNumQuery
                && docText != null; ++docNum, docText = XmlHelper.readNextXMLIndexEntry(inpText)) {
            if (selProb != null) {
                if (rnd.nextFloat() > selProb)
                    continue;
            }

            Map<String, String> docFields = null;

            try {
                docFields = XmlHelper.parseXMLIndexEntry(docText);

                String queryObjStr = queryGen.getStrObjForKNNService(docFields);

                knnQueries.append(queryObjStr);
                knnQueries.newLine();
            } catch (SAXException e) {
                System.err.println("Parsing error, offending DOC:" + NL + docText + " doc # " + docNum);
                throw new Exception("Parsing error.");
            }
        }

        knnQueries.close();
    } catch (ParseException e) {
        Usage("Cannot parse arguments", options);
        if (null != knnQueries)
            try {
                knnQueries.close();
            } catch (IOException e1) {
                e1.printStackTrace();
            }
    } catch (Exception e) {
        System.err.println("Terminating due to an exception: " + e);
        try {
            if (knnQueries != null)
                knnQueries.close();
        } catch (IOException e1) {
            e1.printStackTrace();
        }
        System.exit(1);
    }

    System.out.println("Terminated successfully!");
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    Connection conn = getHSQLConnection();
    System.out.println("Got Connection.");
    Statement st = conn.createStatement();
    st.executeUpdate("create table survey (id int,name varchar);");
    st.executeUpdate("insert into survey (id,name ) values (1,'nameValue')");
    st.executeUpdate("insert into survey (id,name ) values (2,'anotherValue')");

    WebRowSet webRS;/*ww  w  .  j a va 2s .com*/
    ResultSet rs = null;
    Statement stmt = null;
    stmt = conn.createStatement();
    webRS = null;
    String sqlQuery = "SELECT * FROM survey WHERE id='1'";
    webRS = new WebRowSetImpl();
    webRS.setCommand(sqlQuery);
    webRS.execute(conn);

    FileWriter fw = null;

    File file = new File("1.xml");
    fw = new FileWriter(file);
    System.out.println("Writing db data to file " + file.getAbsolutePath());
    webRS.writeXml(fw);

    // convert xml to a String object
    StringWriter sw = new StringWriter();
    webRS.writeXml(sw);
    System.out.println("==============");
    System.out.println(sw.toString());
    System.out.println("==============");
    fw.flush();
    fw.close();
    rs.close();
    stmt.close();
    conn.close();
}

From source file:com.github.fritaly.graphml4j.samples.GradleDependencies.java

public static void main(String[] args) throws Exception {
    if (args.length != 1) {
        System.out.println(String.format("%s <output-file>", GradleDependencies.class.getSimpleName()));
        System.exit(1);/*from w  ww . jav a  2 s.  c o  m*/
    }

    final File file = new File(args[0]);

    System.out.println("Writing GraphML file to " + file.getAbsolutePath() + " ...");

    FileWriter fileWriter = null;
    GraphMLWriter graphWriter = null;
    Reader reader = null;
    LineNumberReader lineReader = null;

    try {
        fileWriter = new FileWriter(file);
        graphWriter = new GraphMLWriter(fileWriter);

        // Customize the rendering of nodes
        final NodeStyle nodeStyle = graphWriter.getNodeStyle();
        nodeStyle.setWidth(250.0f);

        graphWriter.setNodeStyle(nodeStyle);

        // The dependency graph has been generated by Gradle with the
        // command "gradle dependencies". The output of this command has
        // been saved to a text file which will be parsed to rebuild the
        // dependency graph
        reader = new InputStreamReader(GradleDependencies.class.getResourceAsStream("gradle-dependencies.txt"));
        lineReader = new LineNumberReader(reader);

        String line = null;

        // Stack containing the node identifiers per depth inside the
        // dependency graph (the topmost dependency is the first one in the
        // stack)
        final Stack<String> parentIds = new Stack<String>();

        // Open the graph
        graphWriter.graph();

        // Map storing the node identifiers per label
        final Map<String, String> nodeIdsByLabel = new TreeMap<String, String>();

        while ((line = lineReader.readLine()) != null) {
            // Determine the depth of the current dependency inside the
            // graph. The depth can be inferred from the indentation used by
            // Gradle. Each level of depth adds 5 more characters of
            // indentation
            final int initialLength = line.length();

            // Remove the strings used by Gradle to indent dependencies
            line = StringUtils.replace(line, "+--- ", "");
            line = StringUtils.replace(line, "|    ", "");
            line = StringUtils.replace(line, "\\--- ", "");
            line = StringUtils.replace(line, "     ", "");

            // The depth can easily be inferred now
            final int depth = (initialLength - line.length()) / 5;

            // Remove unnecessary node ids
            while (depth <= parentIds.size()) {
                parentIds.pop();
            }

            // Compute a nice label from the dependency (group, artifact,
            // version) tuple
            final String label = computeLabel(line);

            // Has this dependency already been added to the graph ?
            if (!nodeIdsByLabel.containsKey(label)) {
                // No, add the node
                nodeIdsByLabel.put(label, graphWriter.node(label));
            }

            final String nodeId = nodeIdsByLabel.get(label);

            parentIds.push(nodeId);

            if (parentIds.size() > 1) {
                // Generate an edge between the current node and its parent
                graphWriter.edge(parentIds.get(parentIds.size() - 2), nodeId);
            }
        }

        // Close the graph
        graphWriter.closeGraph();

        System.out.println("Done");
    } finally {
        // Calling GraphMLWriter.close() is necessary to dispose the underlying resources
        graphWriter.close();
        fileWriter.close();
        lineReader.close();
        reader.close();
    }
}