Example usage for java.io File list

List of usage examples for java.io File list

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Introduction

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

Prototype

public String[] list()

Source Link

Document

Returns an array of strings naming the files and directories in the directory denoted by this abstract pathname.

Usage

From source file:eu.scape_project.cdx_creator.CDXCreator.java

/**
 * Traverse the root directory recursively
 *
 * @param dir Root directory/* w  w  w  .  j  a  v  a 2 s  .c  o m*/
 * @throws FileNotFoundException
 * @throws IOException
 */
private void traverseDir(File dirStructItem) {
    if (dirStructItem.isDirectory()) {
        String[] children = dirStructItem.list();
        for (String child : children) {
            traverseDir(new File(dirStructItem, child));
        }
    } else if (!dirStructItem.isDirectory()) {
        String filePath = dirStructItem.getAbsolutePath();
        if (RegexUtils.pathMatchesRegexFilter(filePath, config.getInputPathRegexFilter())) {
            CDXCreationTask cdxCreationTask = new CDXCreationTask(config, dirStructItem,
                    dirStructItem.getName());
            cdxCreationTask.createIndex();
        }
    }
}

From source file:dk.netarkivet.archive.webinterface.BatchGUI.java

/**
 * Creates the HTML code for describing the previous executions of a given batchjob. If any previous results are
 * found, then a table will be created. Each result (output and/or error file) will have an entry in the table. A
 * row containing the following: <br/>
 * - The start date (extractable from the result file name). <br/>
 * - The end date (last modified date for either result file). <br/>
 * - The size of the output file.<br/>
 * - The number of lines in the output file. <br/>
 * - A link to download the output file.<br/>
 * - The size of the error file.<br/>
 * - The number of lines in the error file. <br/>
 * - A link to download the error file.<br/>
 *
 * @param jobPath The name of the batch job.
 * @param locale The locale language package.
 * @return The HTML code for describing the previous executions of the batchjob.
 */// w ww . j a va  2  s  . c  om
private static String getPreviousRuns(String jobPath, Locale locale) {
    // initialize the resulting string.
    StringBuilder res = new StringBuilder();

    // extract the final name of the batch job (used for the files).
    String batchName = getJobName(jobPath);

    // extract the batch directory, where the old batchjobs files lies.
    File batchDir = getBatchDir();

    // extract the files for the batchjob.
    String[] filenames = batchDir.list();
    // use a hash-set to avoid counting both '.err' and '.out' files.
    Set<String> prefixes = new HashSet<String>();

    for (String filename : filenames) {
        // match and put into set.
        if (filename.startsWith(batchName) && (filename.endsWith(Constants.ERROR_FILE_EXTENSION)
                || filename.endsWith(Constants.OUTPUT_FILE_EXTENSION))) {
            String prefix = filename.split("[.]")[0];
            // the prefix is not added twice, since it is a hash-set.
            prefixes.add(prefix);
        }
    }

    // No files => No previous runs.
    if (prefixes.isEmpty()) {
        res.append(I18N.getString(locale, "batchpage;Batchjob.has.never.been.run", new Object[] {})
                + "<br/><br/>\n");
        return res.toString();
    }

    // make header of output
    res.append(I18N.getString(locale, "batchpage;Number.of.runs.0", prefixes.size()) + "<br/>\n");
    res.append("<table class=\"selection_table\" cols=\"3\">\n");
    res.append("  <tr>\n");
    res.append("    <th colspan=\"1\">" + I18N.getString(locale, "batchpage;Started.date", new Object[] {})
            + "</th>\n");
    res.append("    <th colspan=\"1\">" + I18N.getString(locale, "batchpage;Ended.date", new Object[] {})
            + "</th>\n");
    res.append("    <th colspan=\"3\">" + I18N.getString(locale, "batchpage;Output.file", new Object[] {})
            + "</th>\n");
    res.append("    <th colspan=\"3\">" + I18N.getString(locale, "batchpage;Error.file", new Object[] {})
            + "</th>\n");
    res.append("  </tr>\n");

    int i = 0;
    for (String prefix : prefixes) {
        res.append("  <tr class=" + HTMLUtils.getRowClass(i++) + ">\n");

        File outputFile = new File(batchDir, prefix + ".out");
        File errorFile = new File(batchDir, prefix + ".err");

        // Retrieve the timestamp from the file-name or "" if not found
        String timestamp = getTimestamp(prefix, locale);

        // insert start-time
        res.append("    <td>" + timestamp + "</td>\n");

        // retrieve the last-modified date for the files
        Long lastModified = 0L;
        if (outputFile.exists() && outputFile.lastModified() > lastModified) {
            lastModified = outputFile.lastModified();
        }
        if (errorFile.exists() && errorFile.lastModified() > lastModified) {
            lastModified = errorFile.lastModified();
        }

        // insert ended-time
        res.append("    <td>" + new Date(lastModified).toString() + "</td>\n");

        // insert information about the output file.
        if (!outputFile.exists()) {
            res.append("    <td>" + I18N.getString(locale, "batchpage;No.outputfile", new Object[] {})
                    + "</td>\n");
            res.append("    <td>" + I18N.getString(locale, "batchpage;No.outputfile", new Object[] {})
                    + "</td>\n");
            res.append("    <td>" + I18N.getString(locale, "batchpage;No.outputfile", new Object[] {})
                    + "</td>\n");
        } else {
            res.append("    <td>" + outputFile.length() + " "
                    + I18N.getString(locale, "batchpage;bytes", new Object[] {}) + "</td>\n");
            res.append("    <td>" + FileUtils.countLines(outputFile) + " "
                    + I18N.getString(locale, "batchpage;lines", new Object[] {}) + "</td>\n");
            res.append("    <td><a href=" + Constants.URL_RETRIEVE_RESULT_FILES + "?filename="
                    + outputFile.getName() + ">"
                    + I18N.getString(locale, "batchpage;Download.outputfile", new Object[] {}) + "</a></td>\n");
        }

        // insert information about error file
        if (!errorFile.exists()) {
            res.append(
                    "    <td>" + I18N.getString(locale, "batchpage;No.errorfile", new Object[] {}) + "</td>\n");
            res.append(
                    "    <td>" + I18N.getString(locale, "batchpage;No.errorfile", new Object[] {}) + "</td>\n");
            res.append(
                    "    <td>" + I18N.getString(locale, "batchpage;No.errorfile", new Object[] {}) + "</td>\n");
        } else {
            res.append("    <td>" + errorFile.length() + " "
                    + I18N.getString(locale, "batchpage;bytes", new Object[] {}) + "</td>\n");
            res.append("    <td>" + FileUtils.countLines(errorFile) + " "
                    + I18N.getString(locale, "batchpage;lines", new Object[] {}) + "</td>\n");
            res.append("    <td><a href=" + Constants.URL_RETRIEVE_RESULT_FILES + "?filename="
                    + errorFile.getName() + ">"
                    + I18N.getString(locale, "batchpage;Download.errorfile", new Object[] {}) + "</a></td>\n");
        }

        // end row
        res.append("  </tr>\n");
    }
    res.append("</table>\n");
    return res.toString();
}

From source file:at.ait.dme.magicktiler.MagickTilerCLI.java

private static void generateTiles(MagickTiler tiler, File input, File destination, String consoleOutScheme,
        String consoleOutFormat) {

    long startTime = System.currentTimeMillis();
    System.out.println("Generating " + consoleOutScheme + " from file " + input.getAbsolutePath() + " "
            + consoleOutFormat);/*w  ww. j av a2  s.  c  om*/
    if (destination != null) {
        System.out.println("Destination: " + destination.getAbsolutePath());
    }

    if (input.isFile()) {
        // Tile single file
        try {
            tiler.convert(input, destination);
        } catch (TilingException e) {
            System.out.println(e.getMessage());
        }
    } else {
        // Tile folder full of files
        long ctrFiles = 0;
        long ctrTilesets = 0;
        tiler.setWorkingDirectory(input);
        String files[] = input.list();
        logger.info(files.length + " files/subdirs in folder");
        logger.info("--------------------------------------------------------------");
        for (int i = 0; i < files.length; i++) {
            File child = new File(input, files[i]);
            try {
                if (child.isFile()) {
                    long tileStartTime = System.currentTimeMillis();
                    ctrFiles++;
                    tiler.convert(child, destination);
                    ctrTilesets++;
                    logger.info("[DONE] " + child.getName() + " ("
                            + (System.currentTimeMillis() - tileStartTime) + " ms)");
                }
            } catch (TilingException e) {
                logger.info("[SKIPPED] " + child.getName() + " - " + e.getMessage());
            }
        }

        long duration = (System.currentTimeMillis() - startTime) / 60000;
        logger.info("--------------------------------------------------------------");
        logger.info(ctrFiles + " files processed");
        logger.info(ctrTilesets + " tilesets created (" + duration + " min)");
    }
}

From source file:com.haulmont.cuba.core.sys.javacl.SourceProvider.java

public List<String> getAllClassesFromPackage(@Nullable String packageName) {
    String path = packageName != null ? packageName.replace(".", "/") : null;
    File srcDir = path != null ? new File(rootDir, path) : new File(rootDir);
    String[] fileNames = srcDir.list();
    List<String> classNames = new ArrayList<>();
    if (fileNames != null) {
        for (String fileName : fileNames) {
            if (fileName.endsWith(JAVA_EXT)) {
                String className = fileName.replace(JAVA_EXT, "");
                String fullClassName = packageName != null ? packageName + "." + className : className;
                classNames.add(fullClassName);
            }/* ww w  .  j  ava  2 s .  c o  m*/
        }
    }
    return classNames;
}

From source file:com.vecna.taglib.processor.JspTagFileProcessor.java

/**
 * Scan a directory with tag files and add info about them to a taglib model
 * @param root webapp root directory// www.  j ava 2  s.c  o  m
 * @param tagDir tag directory relative to the webapp root
 * @param taglib taglib model object
 */
public void addLocalMetadata(String root, String tagDir, JspTaglibModel taglib) {
    File dir = new File(root + File.separator + tagDir);
    if (dir.exists() && dir.isDirectory()) {
        String[] files = dir.list();
        for (String file : files) {
            if (file.endsWith(".tag")) {
                JspTagFileModel tagFile = new JspTagFileModel();
                tagFile.name = StringUtils.removeEnd(file, ".tag");
                tagFile.path = tagDir + File.separator + file;
                taglib.tagFiles.add(tagFile);
            }
        }
    }
}

From source file:FileTreeFrame.java

public int getChildCount(Object parent) {
    File file = (File) parent;
    if (file.isDirectory()) {
        String[] fileList = file.list();
        if (fileList != null)
            return file.list().length;
    }/*  w w  w  . j  a v  a  2  s  . c  o m*/
    return 0;
}

From source file:com.adito.util.Utils.java

public static boolean isWindows64JREAvailable() {

    try {//from   w  w  w . j av a  2 s .co m
        String javaHome = new File(System.getProperty("java.home")).getCanonicalPath();

        try {
            if (System.getProperty("os.name").startsWith("Windows")) {
                int dataModel = Integer.parseInt(System.getProperty("sun.arch.data.model"));

                if (dataModel != 64) {
                    int idx = javaHome.indexOf(" (x86)");
                    if (idx > -1) {
                        // Looks like we have a 32bit Java version installed on 64 bit Windows
                        String programFiles = javaHome.substring(0, idx);
                        File j = new File(programFiles, "Java");
                        if (j.exists()) {
                            // We may have a 64 bit version of Java installed.
                            String[] jres = j.list();
                            for (int i = 0; i < jres.length; i++) {

                                File h = new File(j, jres[i]);
                                File exe = new File(h, "bin\\java.exe");
                                if (exe.exists()) {
                                    // Found a 64bit version of java
                                    return true;
                                }
                            }
                        }
                    }
                }
            }
        } catch (NumberFormatException ex) {
        }

        return false;
    } catch (IOException ex) {
        return false;
    }
}

From source file:gr.aueb.mipmapgui.controller.file.ActionInitialize.java

private void getSavedSchemata() {
    JSONArray schemaFileArr = new JSONArray();
    File schemaDir = new File(Costanti.SERVER_MAIN_FOLDER + Costanti.SERVER_SCHEMATA_FOLDER);
    String[] schemaFiles = schemaDir.list();
    for (String file : schemaFiles) {
        file = file.substring(0, file.lastIndexOf('.'));
        schemaFileArr.add(file);//from  w  ww .  j  ava  2 s . c  o  m
    }
    JSONObject.put("savedSchemata", schemaFileArr);
}

From source file:SortTreeDemo.java

protected void fillModel(SortTreeModel model, DefaultMutableTreeNode current) {
    PrettyFile pf = (PrettyFile) current.getUserObject();
    File f = pf.getFile();
    if (f.isDirectory()) {
        String files[] = f.list();
        // ignore "." files
        for (int i = 0; i < files.length; i++) {
            if (files[i].startsWith("."))
                continue;
            PrettyFile tmp = new PrettyFile(pf, files[i]);
            DefaultMutableTreeNode node = new DefaultMutableTreeNode(tmp);
            model.insertNodeInto(node, current);
            if (tmp.getFile().isDirectory()) {
                fillModel(model, node);/*from   w ww  . jav a 2  s . c o  m*/
            }
        }
    }
}

From source file:com.github.tteofili.p2h.DataSplitTest.java

@Ignore
@Test/*  w  w w . j av  a 2s  . c o m*/
public void testDataSplit() throws Exception {
    String regex = "\\n\\d(\\.\\d)*\\.?\\u0020[\\w|\\-|\\|\\:]+(\\u0020[\\w|\\-|\\:|\\]+){0,10}\\n";
    String prefix = "/path/to/h2v/";
    Pattern pattern = Pattern.compile(regex);
    Path path = Paths.get(getClass().getResource("/papers/raw/").getFile());
    File file = path.toFile();
    if (file.exists() && file.list() != null) {
        for (File doc : file.listFiles()) {
            String s = IOUtils.toString(new FileInputStream(doc));
            String docName = doc.getName();
            File fileDir = new File(prefix + docName);
            assert fileDir.mkdir();
            Matcher matcher = pattern.matcher(s);
            int start = 0;
            String sectionName = "abstract";
            while (matcher.find(start)) {
                String string = matcher.group(0);
                if (isValid(string)) {

                    String content;

                    if (start == 0) {
                        // abstract
                        content = s.substring(0, matcher.start());
                    } else {
                        content = s.substring(start, matcher.start());
                    }

                    File f = new File(prefix + docName + "/" + docName + "_" + sectionName);
                    assert f.createNewFile() : "could not create file" + f.getAbsolutePath();
                    FileOutputStream outputStream = new FileOutputStream(f);
                    IOUtils.write(content, outputStream);

                    start = matcher.end();
                    sectionName = string.replaceAll("\n", "").trim();
                } else {
                    start = matcher.end();
                }
            }
            // remaining
            File f = new File(prefix + docName + "/" + docName + "_" + sectionName);
            assert f.createNewFile();
            FileOutputStream outputStream = new FileOutputStream(f);

            IOUtils.write(s.substring(start), outputStream);
        }
    }
}