Example usage for java.io FileFilter FileFilter

Introduction

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

Prototype

FileFilter

Source Link

Usage

From source file:de.tudarmstadt.ukp.csniper.webapp.evaluation.CorpusServiceImpl.java

private List<File> getCorporaDirs() {
    File[] dirs = repositoryPath.listFiles(new FileFilter() {
        @Override/*from w ww  .j  a va 2 s.  c  om*/
        public boolean accept(File aPath) {
            return new File(aPath, corpusInfoFile).exists();
        }
    });
    return (dirs == null) ? new ArrayList<File>() : Arrays.asList(dirs);
}

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From source file:org.apache.carbondata.sdk.file.AvroCarbonWriterTest.java

@Test
public void testWriteBasic() throws IOException {
    FileUtils.deleteDirectory(new File(path));

    // Avro schema
    String avroSchema = "{" + "   \"type\" : \"record\"," + "   \"name\" : \"Acme\"," + "   \"fields\" : ["
            + "{ \"name\" : \"name\", \"type\" : \"string\" }," + "{ \"name\" : \"age\", \"type\" : \"int\" }]"
            + "}";

    String json = "{\"name\":\"bob\", \"age\":10}";

    // conversion to GenericData.Record
    GenericData.Record record = TestUtil.jsonToAvro(json, avroSchema);
    try {/*from   w  w  w .j a  v  a  2  s .c o m*/
        CarbonWriter writer = CarbonWriter.builder().outputPath(path)
                .withAvroInput(new Schema.Parser().parse(avroSchema)).writtenBy("AvroCarbonWriterTest").build();

        for (int i = 0; i < 100; i++) {
            writer.write(record);
        }
        writer.close();
    } catch (Exception e) {
        e.printStackTrace();
        Assert.fail(e.getMessage());
    }

    File[] dataFiles = new File(path).listFiles(new FileFilter() {
        @Override
        public boolean accept(File pathname) {
            return pathname.getName().endsWith(CarbonCommonConstants.FACT_FILE_EXT);
        }
    });
    Assert.assertNotNull(dataFiles);
    Assert.assertEquals(1, dataFiles.length);

    FileUtils.deleteDirectory(new File(path));
}

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From source file:com.aliyun.odps.local.common.utils.LocalRunUtils.java

/**
 * ?????//from  w w w  .j  a v  a 2 s. c  om
 */
public static List<File> listEmptyDirectory(File dir) {
    List<File> dataFiles = new ArrayList<File>();
    File[] subDirs = dir.listFiles(new FileFilter() {
        @Override
        public boolean accept(File pathname) {
            return pathname.isDirectory() && !pathname.isHidden();
        }
    });
    for (File file : subDirs) {
        if (file.isDirectory()) {
            listEmptyDirectory(file, dataFiles);
        }
    }
    return dataFiles;
}

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From source file:org.jspringbot.keyword.db.DbHelper.java

public void init() {
    ResourceEditor editor = new ResourceEditor();
    editor.setAsText("classpath:db-queries/");
    Resource dbDirResource = (Resource) editor.getValue();

    boolean hasDBDirectory = true;
    boolean hasDBProperties = true;

    if (dbDirResource != null) {
        try {/*  ww  w  . j  av a 2s.c o  m*/
            File configDir = dbDirResource.getFile();

            if (configDir.isDirectory()) {
                File[] propertiesFiles = configDir.listFiles(new FileFilter() {
                    @Override
                    public boolean accept(File file) {
                        return StringUtils.endsWith(file.getName(), ".properties")
                                || StringUtils.endsWith(file.getName(), ".xml");
                    }
                });

                for (File propFile : propertiesFiles) {
                    addExternalQueries(propFile);
                }
            }
        } catch (IOException ignore) {
            hasDBDirectory = false;
        }
    }

    editor.setAsText("classpath:db-queries.properties");
    Resource dbPropertiesResource = (Resource) editor.getValue();

    if (dbPropertiesResource != null) {
        try {
            if (dbPropertiesResource.getFile().isFile()) {
                addExternalQueries(dbPropertiesResource.getFile());
            }
        } catch (IOException e) {
            hasDBProperties = false;
        }
    }

    editor.setAsText("classpath:db-queries.xml");
    Resource dbXMLResource = (Resource) editor.getValue();

    if (dbXMLResource != null && !hasDBProperties) {
        try {
            if (dbXMLResource.getFile().isFile()) {
                addExternalQueries(dbXMLResource.getFile());
            }
        } catch (IOException e) {
            hasDBProperties = false;
        }
    }

    if (!hasDBDirectory && !hasDBProperties) {
        LOGGER.warn("No query sources found.");
    }

    begin();
}

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From source file:de.unikassel.puma.openaccess.classification.PublicationClassificator.java

private void initialise() {
    ArrayList<ClassificationSource> cceList = new ArrayList<ClassificationSource>();
    cceList.add(new ClassificationXMLChainElement(new JELClassification()));
    cceList.add(new ClassificationXMLChainElement(new ACMClassification()));
    cceList.add(new ClassificationTextChainElement(new DDCClassification()));

    File path = new File(xmlPath);

    if (path.isDirectory()) {

        File[] files = path.listFiles(new FileFilter() {

            @Override/*from   w  ww.j a va  2s . co  m*/
            public boolean accept(File file) {
                if (file.isDirectory()) {
                    return false;
                }

                if (!file.toString().endsWith(".properties")) {
                    return true;
                }

                return false;
            }
        });

        for (File f : files) {
            try {
                Classification c = null;

                for (int i = 0; i < cceList.size() && !present(c); ++i) {
                    c = cceList.get(i).getClassification(f.toURI().toURL());
                }

                if (!present(c)) {
                    log.error("Unable to parse " + f.getName());
                    continue;
                }

                log.info("Found Classification " + c.getClassName());

                //try to read values from .properties file
                try {
                    Properties properties = new Properties();
                    org.bibsonomy.model.Classification classification = new org.bibsonomy.model.Classification();

                    properties.load(
                            new FileReader(f.getAbsolutePath().substring(0, f.getAbsolutePath().length() - 4)
                                    + ".properties"));

                    classification.setName(properties.getProperty("name"));
                    classification.setDesc(properties.getProperty("desc"));
                    classification.setUrl(properties.getProperty("url"));

                    classifications.put(classification, c);

                } catch (IOException e) {
                    //no .properties file found, use the file name                  
                    org.bibsonomy.model.Classification classification = new org.bibsonomy.model.Classification();
                    classification.setName(f.getName().substring(0, f.getName().length() - 4));
                    classifications.put(classification, c);
                }
            } catch (MalformedURLException e) {

                e.printStackTrace();
            } catch (IOException e) {

                e.printStackTrace();
            }
        }
    }
}

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From source file:com.liusoft.dlog4j.MailTransportQueue.java

/**
 * ??/*ww  w  .j  a v  a 2 s.  c  om*/
 * @param mails ?,?
 * @param ident ?,
 * @param max_count 
 * @return 
 * @throws IOException 
 */
public int read(Session ssn, List mails, List ident, int max_count) throws IOException {
    File fs = new File(path);
    File[] mailfiles = fs.listFiles(new FileFilter() {
        public boolean accept(File f) {
            if (f.length() > 0 && f.getName().endsWith(EML))
                return true;
            return false;
        }
    });
    if (mails != null) {
        for (int i = 0; i < mailfiles.length && i < max_count; i++) {
            FileInputStream fis = null;
            try {
                fis = new FileInputStream(mailfiles[i]);
                mails.add(new MimeMessage(ssn, fis));
                if (ident != null)
                    ident.add(mailfiles[i].getPath());
                fis.close();
                fis = null;
                mailfiles[i].delete();
            } catch (MessagingException e) {
                String newfile = mailfiles[i].getPath() + ERR;
                mailfiles[i].renameTo(new File(newfile));
                log.error("mail cache file destroy, rename to " + newfile, e);
            } catch (IOException e) {
                String newfile = mailfiles[i].getPath() + ERR;
                mailfiles[i].renameTo(new File(newfile));
                log.error("IO Exception when read mail cache , rename to " + newfile, e);
            } finally {
                if (fis != null)
                    fis.close();
            }
        }
    }
    return mailfiles.length;
}

---

From source file:br.com.thinkti.android.filechooserfrag.fragFileChooser.java

public void init() {
    if (_main == null || _Intent == null || _chooserView == null || _blnInitialized) {
        return;/* ww  w . j  a v a  2s .c  o m*/
    }
    try {
        Bundle extras = _Intent.getExtras();
        if (extras != null) {
            unicode = extras.getBoolean("blnUniCode", true);
            DefaultDir = extras.getString("DefaultDir");
            if (extras.getStringArrayList("filterFileExtension") != null) {
                extensions = extras.getStringArrayList("filterFileExtension");
                fileFilter = new FileFilter() {
                    @Override
                    public boolean accept(File pathname) {
                        return ((pathname.isDirectory()) || ExtensionsMatch(pathname));
                    }
                };
            }
        }

        setCurrentDir((DefaultDir));
        _blnInitialized = true;
    } catch (Exception ex) {
        Toast.makeText(_main, _main.getString(R.string.Error) + ex.getMessage(), Toast.LENGTH_LONG).show();
    }
}

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From source file:jade.core.messaging.FileMessageStorage.java

public synchronized void loadAll(LoadListener ll) throws IOException {

    // Notify the listener that the load process started
    ll.loadStarted("");

    // Scan all its valid subdirectories.
    File[] subdirs = baseDir.listFiles(new FileFilter() {

        public boolean accept(File f) {
            return f.isDirectory() && f.getName().startsWith(RECEIVER_PREFIX);
        }/*from w  ww.j  a  v  a 2 s  .c o  m*/

    });
    for (int i = 0; i < subdirs.length; i++) {

        File subdir = subdirs[i];

        // Scan all its valid files.
        File[] files = subdir.listFiles(new FileFilter() {

            public boolean accept(File f) {
                return !f.isDirectory() && f.getName().startsWith(MESSAGE_PREFIX);
            }
        });

        for (int j = 0; j < files.length; j++) {

            File toRead = files[j];

            // Read the file content
            BufferedReader in = new BufferedReader(new FileReader(toRead));

            // Read the number of copies
            String strHowMany = in.readLine();

            long howMany = 1;
            try {
                howMany = Long.parseLong(strHowMany);
            } catch (NumberFormatException nfe) {
                // Do nothing; the default value will be used
            }

            try {
                // NL (23/01/04) GenericMessage are now stored using Java serialization
                String encodedMsg = in.readLine();
                // String.getBytes is, in general, an irreversible operation. However, in this case, because
                // the content was previously encoded Base64, we can expect that we will have only valid Base64 chars. 
                ByteArrayInputStream istream = new ByteArrayInputStream(
                        Base64.decodeBase64(encodedMsg.getBytes("US-ASCII")));
                ObjectInputStream p = new ObjectInputStream(istream);
                GenericMessage message = (GenericMessage) p.readObject();
                istream.close();

                // Use an ACL codec to read in the receiver AID
                StringACLCodec codec = new StringACLCodec(in, null);
                // Read the receiver AID
                AID receiver = codec.decodeAID();

                // Notify the listener that a new item was loaded
                for (int k = 0; k < howMany; k++) {
                    ll.itemLoaded(toRead.getName(), message, receiver);
                }
            } catch (ACLCodec.CodecException ce) {
                System.err.println("Error reading file " + toRead.getName() + " [" + ce.getMessage() + "]");
            } catch (ClassNotFoundException cnfe) {
                System.err.println("Error reading file " + toRead.getName() + " [" + cnfe.getMessage() + "]");
            } finally {
                in.close();
            }
        }
    }

    // Notify the listener that the load process ended
    ll.loadEnded("");

}

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From source file:com.googlecode.t7mp.steps.ResolveTomcatStep.java

private void copyToTomcatDirectory(final File unpackDirectory) throws IOException {
    File[] files = unpackDirectory.listFiles(new FileFilter() {
        @Override//ww w  . j a  va  2s  .  c  om
        public boolean accept(final File file) {
            return file.isDirectory();
        }
    });

    // should only be one
    FileUtils.copyDirectory(files[0], this.configuration.getCatalinaBase());
}

---

From source file:io.fabric8.tooling.archetype.ArchetypeUtils.java

/**
 * Recursively looks for first nested directory which contains at least one source file
 *
 * @param directory/*from   ww w .jav a  2 s  .co  m*/
 * @return
 */
public File findRootPackage(File directory) throws IOException {
    if (!directory.isDirectory()) {
        throw new IllegalArgumentException(
                "Can't find package inside file. Argument should be valid directory.");
    }
    File[] children = directory.listFiles(new FileFilter() {
        @Override
        public boolean accept(File pathname) {
            return isValidSourceFileOrDir(pathname);
        }
    });
    if (children != null) {
        List<File> results = new LinkedList<File>();
        for (File it : children) {
            if (!it.isDirectory()) {
                // we have file - let's assume we have main project's package
                results.add(directory);
                break;
            } else {
                File pkg = findRootPackage(it);
                if (pkg != null) {
                    results.add(pkg);
                }
            }
        }

        if (results.size() == 1) {
            return results.get(0);
        } else {
            return directory;
        }
    }
    return null;
}

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