Example usage for java.io File list

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:org.jboss.as.test.integration.web.annotationsmodule.WebModuleDeploymentTestCase.java

private static void deleteRecursively(File file) {
    if (file.exists()) {
        if (file.isDirectory()) {
            for (String name : file.list()) {
                deleteRecursively(new File(file, name));
            }/*w  w w  . ja  v  a 2 s.  c  o  m*/
        }
        file.delete();
    }
}

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From source file:fr.gael.dhus.service.UploadService.java

private static boolean deleteDir(File dir) {
    if (dir.isDirectory()) {
        String[] children = dir.list();
        for (int i = 0; i < children.length; i++) {
            boolean success = deleteDir(new File(dir, children[i]));
            if (!success) {
                return false;
            }/*w ww . jav a  2  s.  c  o m*/
        }
    }

    // The directory is now empty so delete it
    return dir.delete();
}

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From source file:mpimp.assemblxweb.util.J5FileUtils.java

public static void deleteTuSubunitRelatedFiles(TuSubunit tuSubunit, AssemblXWebModel model) throws IOException {
    if (tuSubunit.getSequenceFileLoaded()) {
        // check first if the sequence file is not used by another subunit
        // as well
        List<TuSubunit> tuSubunits = tuSubunit.getParentTuUnit().getTuSubunits();
        int counter = 0;
        for (TuSubunit currentTuSubunit : tuSubunits) {
            if (currentTuSubunit.getSequenceFileName() != null
                    && currentTuSubunit.getSequenceFileName().equals(tuSubunit.getSequenceFileName())) {
                counter++;/*from   www . j  a v a  2 s. c  om*/
            }
        }
        if (counter > 1) {
            return; // sequence file is used more than once, so we must
                    // not delete it along with the subunit
        }
        String sequenceFilePathName = model.getWorkingDirectory() + File.separator
                + model.getCurrentTuUnit().getTuDirectoryName() + File.separator
                + AssemblXWebProperties.getInstance().getProperty("sequenceFileDirectory") + File.separator
                + tuSubunit.getSequenceFileName();
        Files.deleteIfExists(Paths.get(sequenceFilePathName));
        String sequencesDirPath = model.getWorkingDirectory() + File.separator
                + model.getCurrentTuUnit().getTuDirectoryName() + File.separator
                + AssemblXWebProperties.getInstance().getProperty("sequenceFileDirectory");
        File sequencesDir = new File(sequencesDirPath);
        if (sequencesDir.isDirectory() && sequencesDir.list().length == 0) {
            Files.delete(Paths.get(sequencesDirPath));
        }
        String tuDirectoryPath = model.getWorkingDirectory() + File.separator
                + model.getCurrentTuUnit().getTuDirectoryName();
        File tuDirectory = new File(tuDirectoryPath);
        if (tuDirectory.isDirectory() && tuDirectory.list().length == 0) {
            Files.delete(Paths.get(tuDirectoryPath));
        }
    }
}

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From source file:Util.java

/**
 * Deletes a file or directory, allowing recursive directory deletion. This is an
 * improved version of File.delete() method.
 *//* w w w  .  j a v a  2  s  . c o  m*/
public static boolean delete(String filePath, boolean recursive) {
    File file = new File(filePath);
    if (!file.exists()) {
        return true;
    }

    if (!recursive || !file.isDirectory())
        return file.delete();

    String[] list = file.list();
    for (int i = 0; i < list.length; i++) {
        if (!delete(filePath + File.separator + list[i], true))
            return false;
    }

    return file.delete();
}

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From source file:com.amalto.workbench.editors.XSDDriver.java

public static boolean deleteContent(File file) {
    assert (file != null);

    String[] children = file.list();
    if (children == null) {
        return true;
    }//  w  w w .ja  va 2  s .c  o  m

    for (int i = 0; i < children.length; i++) {
        if (!XSDDriver.delete(new File(file, children[i]))) {
            return false;
        }
    }

    return true;
}

---

From source file:com.amalto.workbench.editors.XSDDriver.java

public static boolean deleteDir(File dir) {
    if (dir.isDirectory()) {
        String[] children = dir.list();
        for (int i = 0; i < children.length; i++) {
            boolean success = deleteDir(new File(dir, children[i]));
            if (!success) {
                return false;
            }//from   www . j a  v  a 2  s. c  o  m
        }
    }

    return dir.delete();
}

---

From source file:com.glaf.core.config.ViewProperties.java

public static void reload() {
    if (!loading.get()) {
        InputStream inputStream = null;
        try {/*w w w  . jav a 2 s  .com*/
            loading.set(true);
            String config = SystemProperties.getConfigRootPath() + "/conf/props/views";
            File directory = new File(config);
            if (directory.exists() && directory.isDirectory()) {
                String[] filelist = directory.list();
                if (filelist != null) {
                    for (int i = 0, len = filelist.length; i < len; i++) {
                        String filename = config + "/" + filelist[i];
                        File file = new File(filename);
                        if (file.isFile() && file.getName().endsWith(".properties")) {
                            inputStream = new FileInputStream(file);
                            Properties p = PropertiesUtils.loadProperties(inputStream);
                            if (p != null) {
                                Enumeration<?> e = p.keys();
                                while (e.hasMoreElements()) {
                                    String key = (String) e.nextElement();
                                    String value = p.getProperty(key);
                                    properties.setProperty(key, value);
                                    properties.setProperty(key.toLowerCase(), value);
                                    properties.setProperty(key.toUpperCase(), value);
                                }
                            }
                            IOUtils.closeStream(inputStream);
                        }
                    }
                }
            }
        } catch (Exception ex) {
            throw new RuntimeException(ex);
        } finally {
            loading.set(false);
            IOUtils.closeStream(inputStream);
        }
    }
}

---

From source file:com.insightaction.util.DataLoader.java

private static void loadToStaging(DSLContext create) throws IOException {
    File dir = new File("data");
    Collection<String> files = Arrays.asList(dir.list());

    for (String file : files) {
        System.out.println(file);
        CSVReader reader = new CSVReader(new FileReader("data/" + file));

        String[] nextLine;/*  w  w  w. j a v  a2 s  .  com*/

        while ((nextLine = reader.readNext()) != null) {
            /* Prevent index out of bounds */
            nextLine = ArrayUtils.addAll(nextLine, new String[20]);
            CsvImportRecord record = create.newRecord(CSV_IMPORT);
            record.setFilename(file);
            record.setStatus(PENDING);
            record.setImportdate(getCurrentTimestamp());
            record.setA(nextLine[0]);
            record.setB(nextLine[1]);
            record.setC(nextLine[2]);
            record.setD(nextLine[3]);
            record.setE(nextLine[4]);
            record.setF(nextLine[5]);
            record.setG(nextLine[6]);
            record.setH(nextLine[7]);
            record.setI(nextLine[8]);
            record.setJ(nextLine[8]);
            record.setK(nextLine[10]);
            record.setL(nextLine[11]);
            record.setM(nextLine[12]);
            record.setN(nextLine[13]);
            record.setO(nextLine[14]);
            record.setP(nextLine[15]);
            record.setQ(nextLine[16]);
            record.setR(nextLine[17]);
            record.setS(nextLine[18]);
            record.setT(nextLine[19]);
            record.store();
        }
    }
}

---

From source file:edu.iu.daal_kmeans.regroupallgather.KMUtil.java

private static void delete(File file) {
    if (file.isDirectory()) {
        String fileList[] = file.list();
        if (fileList.length == 0) {
            System.out.println("Deleting Directory : " + file.getPath());
            file.delete();//from   w  w  w  . j  a  v  a 2 s.  co  m
        } else {
            int size = fileList.length;
            for (int i = 0; i < size; i++) {
                String fileName = fileList[i];
                System.out.println("File path : " + file.getPath() + " and name :" + fileName);
                String fullPath = file.getPath() + "/" + fileName;
                File fileOrFolder = new File(fullPath);
                System.out.println("Full Path :" + fileOrFolder.getPath());
                delete(fileOrFolder);
            }
        }
    } else {
        System.out.println("Deleting file : " + file.getPath());
        file.delete();
    }
}

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From source file:com.appeligo.lucene.DidYouMeanIndexer.java

public static void createDefaultSpellIndex(String indexDir, String spellDir) throws IOException {

    String newSpellDir = spellDir + ".new";
    File newSpellDirFile = new File(newSpellDir);
    if (newSpellDirFile.exists()) {
        String[] dirFiles = newSpellDirFile.list();
        for (String dirFile : dirFiles) {
            File f = new File(newSpellDirFile, dirFile);
            if (!f.delete()) {
                throw new IOException("Could not delete " + f.getAbsolutePath());
            }/*  ww w .jav a 2 s .co m*/
        }
        if (!newSpellDirFile.delete()) {
            throw new IOException("Could not delete " + newSpellDirFile.getAbsolutePath());
        }
    }

    /* This was for the original programIndex, but we found out that stemming was bad, and you get better
     * spelling suggestions if you can specify a single field, so we combined them.
    for (String field : new String[]{"text","description","programTitle", "episodeTitle", "credits", "genre"}) {
      createSpellIndex(field, FSDirectory.getDirectory(indexDir), FSDirectory.getDirectory(newSpellDir));
    }
    */

    createSpellIndex("compositeField", FSDirectory.getDirectory(indexDir),
            FSDirectory.getDirectory(newSpellDir));

    String oldSpellDir = spellDir + ".old";
    File oldSpellDirFile = new File(oldSpellDir);
    if (oldSpellDirFile.exists()) {
        String[] dirFiles = oldSpellDirFile.list();
        for (String dirFile : dirFiles) {
            File f = new File(oldSpellDirFile, dirFile);
            if (!f.delete()) {
                throw new IOException("Could not delete " + f.getAbsolutePath());
            }
        }
        if (!oldSpellDirFile.delete()) {
            throw new IOException("Could not delete " + oldSpellDirFile.getAbsolutePath());
        }
    }

    File spellDirFile = new File(spellDir);
    if (spellDirFile.exists() && !spellDirFile.renameTo(oldSpellDirFile)) {
        throw new IOException("could not rename " + spellDirFile.getAbsolutePath() + " to "
                + oldSpellDirFile.getAbsolutePath());
    }
    /* there is some small risk here that someone might try to get the spell index when the file isn't there yet */
    /* I don't know of any way to really synchronize that from this class, and the risk is minor, unlikely, and not catastrophic */
    spellDirFile = new File(spellDir);
    if (!newSpellDirFile.renameTo(spellDirFile)) {
        // What really bugs me is you can't close a SpellChecker, and I think that prevents us from renaming
        // the spell index directory (at least on Windows Vista), so let's copy the files instead
        /*
        throw new IOException("could not rename "+newSpellDirFile.getAbsolutePath()+" to "+spellDirFile.getAbsolutePath());
        */
        if (!spellDirFile.mkdir()) {
            throw new IOException("Couldn't make directory " + spellDirFile.getAbsolutePath());
        }
        String[] dirFiles = newSpellDirFile.list();
        for (String dirFile : dirFiles) {
            File f = new File(newSpellDirFile, dirFile);
            File toF = new File(spellDirFile, dirFile);
            InputStream is = new BufferedInputStream(new FileInputStream(f.getAbsolutePath()));
            OutputStream os = new BufferedOutputStream(new FileOutputStream(toF.getAbsolutePath()));
            int b;
            while ((b = is.read()) != -1) {
                os.write(b);
            }
            is.close();
            os.close();
            /* I'd like to do this, but the same reason the rename won't work is why this
             * won't work... this current program still has one or more of the files open.
            if (!f.delete()) {
               throw new IOException("Could not delete "+f.getAbsolutePath());
            }
            }
            if (!newSpellDirFile.delete()) {
            throw new IOException("Could not delete "+newSpellDirFile.getAbsolutePath());
            }
             */ }
    }
}

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