Example usage for java.io PrintWriter println

Introduction

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

Prototype

public void println(Object x) 

Source Link

Document

Prints an Object and then terminates the line.

Usage

From source file:IORoutines.java

public static void saveStrings(File file, java.util.Collection list) throws IOException {
    BufferedOutputStream bout = new BufferedOutputStream(new FileOutputStream(file));
    try {//w ww.  j av  a  2s  .c o m
        PrintWriter writer = new PrintWriter(bout);
        java.util.Iterator i = list.iterator();
        while (i.hasNext()) {
            String text = (String) i.next();
            writer.println(text);
        }
        writer.flush();
    } finally {
        bout.close();
    }
}

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From source file:forge.util.FileUtil.java

/**
 * <p>/*w ww. j  a  va2 s  .  c o m*/
 * writeFile.
 * </p>
 * 
 * @param file
 *            a {@link java.io.File} object.
 * @param data
 *            a {@link java.util.List} object.
 */
public static void writeFile(File file, Collection<?> data) {
    try {
        PrintWriter p = new PrintWriter(file);
        for (Object o : data) {
            p.println(o);
        }
        p.close();
    } catch (final Exception ex) {
        throw new RuntimeException("FileUtil : writeFile() error, problem writing file - " + file + " : " + ex);
    }
}

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From source file:gda.util.persistence.LocalParameters.java

/**
 * @param configDir//w  ww  . jav  a2  s . co  m
 * @param configName
 * @param createIfMissing
 * @param createAlways true if existing config in the cache is to be thrown away - re-reads the underlying file
 * @return XMLConfiguration
 * @throws ConfigurationException
 * @throws IOException
 */
public synchronized static XMLConfiguration getXMLConfiguration(String configDir, String configName,
        Boolean createIfMissing, boolean createAlways) throws ConfigurationException, IOException {
    // Instantiate the Configuration if it has not been instantiated
    if (configDir == null || configDir.isEmpty())
        throw new IllegalArgumentException("configDir is null or empty");
    if (!configDir.endsWith(File.separator))
        configDir += File.separator;
    final String fullName = getFullName(configDir, configName);
    if (createAlways && configList.containsKey(fullName)) {
        configList.remove(fullName);
    }
    if (configList.containsKey(fullName) == false) {
        XMLConfiguration config;

        // Try to open the file
        try {
            config = loadConfigurationFromFile(fullName);
        } catch (ConfigurationException e)
        // catch (NoClassDefFoundError e)
        {
            // Assume the error occured because the file does not exist

            // Throw exception if createIfMissing is false
            if (createIfMissing == false) {
                logger.error("Could not load " + configDir + configName + ".xml which will not be created");
                throw new ConfigurationException(e);
            }

            // else try to make it...
            try {
                File dir = new File(configDir);
                if (!dir.exists())
                    if (!dir.mkdirs()) {
                        throw new FileNotFoundException("Couldn't create directory: " + dir);
                    }
                File file = new File(fullName);
                PrintWriter out = new PrintWriter(new FileWriter(file));
                out.println("<?xml version=\"1.0\" encoding=\"ISO-8859-1\" standalone=\"no\"?>");
                out.println("<" + configName + ">");
                out.println("</" + configName + ">");
                out.close();
            } catch (IOException ee) {
                logger.error("Failed trying to create non-existent file " + fullName);
                throw new IOException(ee);
            }

            // ... and read it again
            try {
                config = loadConfigurationFromFile(fullName);
            } catch (ConfigurationException ee) {
                logger.error("Failed trying to read newly-created file " + fullName);
                throw new ConfigurationException(e);
            }

            logger.debug("Created configuration file: " + fullName);

        } // endif - create a missing file
        config.setReloadingStrategy(new FileChangedReloadingStrategy());
        configList.put(fullName, config);
        logger.debug("Loaded the configuration file: " + fullName);

    } // endif - instantiate a new configuration

    // return the configuration object
    return configList.get(fullName);
}

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From source file:com.act.lcms.v2.fullindex.Searcher.java

private static void writeOutput(PrintWriter writer, List<TMzI> results) throws IOException {
    int counter = 0;
    writer.println(OUTPUT_HEADER);
    for (TMzI triple : results) {
        writer.format("%d\t%.6f\t%.6f\t%.6f\n", counter, triple.getTime(), triple.getMz(),
                triple.getIntensity());//from w ww .  j a  va  2 s.c  o m
        counter++;
    }
    writer.flush();
}

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

static void printUsageTo(OutputStream outputStream) {
    final PrintWriter writer = new PrintWriter(outputStream);
    writer.println("post-processing-tool version " + VERSION_NUMBER);
    writer.println();//from   w w  w  .j a v  a2s  .  c  o m

    final HelpFormatter helpFormatter = new HelpFormatter();
    helpFormatter.printHelp(writer, 120, "post-processing-tool <options>", "Valid options are:", getOptions(),
            3, 3, "");

    writer.flush();
}

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From source file:fr.jayasoft.ivy.Main.java

private static void outputCachePath(Ivy ivy, File cache, ModuleDescriptor md, String[] confs, String outFile) {
    try {//from   w  w w . j a v a2 s  .  com
        String pathSeparator = System.getProperty("path.separator");
        StringBuffer buf = new StringBuffer();
        XmlReportParser parser = new XmlReportParser();
        Collection all = new LinkedHashSet();
        for (int i = 0; i < confs.length; i++) {
            Artifact[] artifacts = parser.getArtifacts(md.getModuleRevisionId().getModuleId(), confs[i], cache);
            all.addAll(Arrays.asList(artifacts));
        }
        for (Iterator iter = all.iterator(); iter.hasNext();) {
            Artifact artifact = (Artifact) iter.next();
            buf.append(ivy.getArchiveFileInCache(cache, artifact).getCanonicalPath());
            if (iter.hasNext()) {
                buf.append(pathSeparator);
            }
        }
        PrintWriter writer = new PrintWriter(new FileOutputStream(outFile));
        writer.println(buf.toString());
        writer.close();
        System.out.println("cachepath output to " + outFile);

    } catch (Exception ex) {
        throw new RuntimeException("impossible to build ivy cache path: " + ex.getMessage(), ex);
    }
}

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From source file:it.jnrpe.server.CJNRPEServer.java

/**
 * Generates a simple configuration file
 * @param cl The command line//from   w w  w  .j  a  va  2s .co  m
 */
private static void generateScheletonConfig(String sFilePath) {
    CStreamManager mgr = new CStreamManager();
    try {
        PrintWriter w = (PrintWriter) mgr
                .handle(new PrintWriter(new BufferedOutputStream(new FileOutputStream(new File(sFilePath)))));
        w.println("<?xml version=\"1.0\" encoding=\"UTF-8\"?>");
        w.println("<config xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\" "
                + "xsi:noNamespaceSchemaLocation=\"http://jnrpe.sourceforge.net/jnrpeConfig.xsd\">");
        w.println("  <!-- Main Server Configuration -->");
        w.println("  <server accept-params=\"true\">");
        w.println("  <!-- The following configuration, will bind to");
        w.println("  the 127.0.0.1 and will allow only local requests -->");
        w.println("    <bind address=\"127.0.0.1:5666\" SSL=\"false\"/>");
        w.println("    <allow ip=\"127.0.0.1\"/>");
        w.println("    <!-- The directory where all plugins resides");
        w.println("         is ./plugins - inside this directory you'll");
        w.println("         have one directory for each plugin. -->");
        w.println("    <plugin path=\"./plugins\"/>");
        w.println("  </server>");
        w.println("  <commands>");

        CPluginFactory factory = CPluginFactory.getInstance();

        Set vPlugins = factory.getPluginList();

        //for (String sPluginName : vPlugins)
        for (Iterator iter = vPlugins.iterator(); iter.hasNext();) {
            String sPluginName = (String) iter.next();
            CPluginProxy pp = factory.getPlugin(sPluginName);
            w.println("    <command name=\"" + sPluginName + "\" plugin_name=\"" + sPluginName + "\">");
            Collection vOptions = pp.getOptions();
            int i = 1;

            w.println("        <!-- WARNING!! -->");
            w.println(
                    "        <!-- Generated argument list, won't take care of mutually exclusive arguments! -->");
            for (Iterator iterator = vOptions.iterator(); iterator.hasNext();) {
                COption opt = (COption) iterator.next();
                w.print("        <arg name=\"" + opt.getLongOpt() + "\" ");
                if (opt.hasArgs())
                    w.print(" value=\"" + "$ARG" + i++ + "$\" ");
                w.println("/>");
            }
            w.println("    </command>");
        }

        w.println("  </commands>");
        w.println("</config>");
    } catch (Exception e) {
        System.out.println("ERROR GENERATING CONFIGURATION FILE : " + e.getMessage());
        System.exit(-1);
    } finally {
        mgr.closeAll();
    }

    System.out.println("FILE GENERATED SUCCESSFULLY");
    System.exit(0);
}

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From source file:org.jodconverter.cli.Convert.java

private static void printErr(final String message, final Object... values) {

    final PrintWriter writer = new PrintWriter(System.err); // NOSONAR
    writer.println(String.format(message, values));
    writer.flush();/*from  w w w  . j a  v  a2  s .c  om*/
}

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From source file:org.jodconverter.cli.Convert.java

private static void printInfo(final String message, final Object... values) {

    final PrintWriter writer = new PrintWriter(System.out); // NOSONAR
    writer.println(String.format(message, values));
    writer.flush();/*from  w  w w .  j a  v a  2s .  co m*/
}

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From source file:biz.wolschon.finance.jgnucash.helper.HttpFetcher.java

/**
 * Fetch the given URL with http-basic-auth.
 * @param url the URL//  ww  w .jav a  2s  . c  o m
 * @param username username
 * @param password password
 * @return the page-content or null
 */
public static String fetchURL(final URL url, final String username, final String password) {
    StringWriter sw = new StringWriter();

    try {
        PrintWriter pw = new PrintWriter(sw);
        InputStream content = fetchURLStream(url, username, password);
        BufferedReader in = new BufferedReader(new InputStreamReader(content));
        String line;
        while ((line = in.readLine()) != null) {
            pw.println(line);
        }
    } catch (MalformedURLException e) {
        e.printStackTrace();
        LOGGER.error("cannot fetch malformed URL " + url, e);
        return null;
    } catch (IOException e) {
        e.printStackTrace();
        LOGGER.error("cannot fetch URL " + url, e);
        return null;
    }
    return sw.toString();
}

---

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