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:com.iwedia.activities.DTVActivity.java

public void loadIPChannelsFromExternalStorage(ArrayList<IPService> ipChannels) {
    ArrayList<File> ipServiceListFiles = new ArrayList<File>();
    File[] storages = new File(EXTERNAL_MEDIA_PATH).listFiles();
    if (storages != null) {
        /**//from w w w .j a  v a 2s .  c o  m
         * Loop through storages.
         */
        for (File storage : storages) {
            File[] foundIpFiles = storage.listFiles(new FileFilter() {
                @Override
                public boolean accept(File pathname) {
                    if (pathname.getName().equalsIgnoreCase(IP_CHANNELS)) {
                        return true;
                    }
                    return false;
                }
            });
            /**
             * Files with given name are found in this array.
             */
            if (foundIpFiles != null) {
                for (File ip : foundIpFiles) {
                    ipServiceListFiles.add(ip);
                }
            }
        }
        /**
         * Loop through found files and add it to IP service list.
         */
        for (File ipFile : ipServiceListFiles) {
            readFile(this, ipFile.getPath(), ipChannels);
        }
        /**
         * No files found.
         */
        if (ipServiceListFiles.size() == 0) {
            Toast.makeText(this, "No files found with name: " + IP_CHANNELS, Toast.LENGTH_LONG).show();
        }
    }
}

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From source file:de.pangaea.fixo3.xml.ProcessXmlFiles.java

private void run() throws FileNotFoundException, SAXException, IOException, ParserConfigurationException,
        XPathExpressionException {
    // src/test/resources/, src/main/resources/files
    File folder = new File("src/main/resources/files");
    File[] files = folder.listFiles(new FileFilter() {

        @Override/*from   ww  w  . jav a  2 s.c  o m*/
        public boolean accept(File pathname) {
            if (pathname.getName().endsWith(".xml"))
                return true;

            return false;
        }
    });

    JsonArrayBuilder json = Json.createArrayBuilder();

    Document doc;
    String deviceLabel, deviceComment, deviceImage;

    DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
    dbf.setNamespaceAware(true);

    final Map<String, String> prefixToNS = new HashMap<>();
    prefixToNS.put(XMLConstants.XML_NS_PREFIX, XMLConstants.XML_NS_URI);
    prefixToNS.put(XMLConstants.XMLNS_ATTRIBUTE, XMLConstants.XMLNS_ATTRIBUTE_NS_URI);
    prefixToNS.put("sml", "http://www.opengis.net/sensorml/2.0");
    prefixToNS.put("gml", "http://www.opengis.net/gml/3.2");
    prefixToNS.put("gmd", "http://www.isotc211.org/2005/gmd");

    XPath x = XPathFactory.newInstance().newXPath();
    x.setNamespaceContext(new NamespaceContext() {
        @Override
        public String getNamespaceURI(String prefix) {
            Objects.requireNonNull(prefix, "Namespace prefix cannot be null");
            final String uri = prefixToNS.get(prefix);
            if (uri == null) {
                throw new IllegalArgumentException("Undeclared namespace prefix: " + prefix);
            }
            return uri;
        }

        @Override
        public String getPrefix(String namespaceURI) {
            throw new UnsupportedOperationException();
        }

        @Override
        public Iterator<?> getPrefixes(String namespaceURI) {
            throw new UnsupportedOperationException();
        }
    });

    XPathExpression exGmlName = x.compile("/sml:PhysicalSystem/gml:name");
    XPathExpression exGmlDescription = x.compile("/sml:PhysicalSystem/gml:description");
    XPathExpression exGmdUrl = x.compile(
            "/sml:PhysicalSystem/sml:documentation/sml:DocumentList/sml:document/gmd:CI_OnlineResource/gmd:linkage/gmd:URL");
    XPathExpression exTerm = x
            .compile("/sml:PhysicalSystem/sml:classification/sml:ClassifierList/sml:classifier/sml:Term");

    int m = 0;
    int n = 0;

    for (File file : files) {
        log.info(file.getName());
        doc = dbf.newDocumentBuilder().parse(new FileInputStream(file));

        deviceLabel = exGmlName.evaluate(doc).trim();
        deviceComment = exGmlDescription.evaluate(doc).trim();
        deviceImage = exGmdUrl.evaluate(doc).trim();
        NodeList terms = (NodeList) exTerm.evaluate(doc, XPathConstants.NODESET);

        JsonObjectBuilder jobDevice = Json.createObjectBuilder();

        jobDevice.add("name", toUri(deviceLabel));
        jobDevice.add("label", deviceLabel);
        jobDevice.add("comment", toAscii(deviceComment));
        jobDevice.add("image", deviceImage);

        JsonArrayBuilder jabSubClasses = Json.createArrayBuilder();

        for (int i = 0; i < terms.getLength(); i++) {
            Node term = terms.item(i);
            NodeList attributes = term.getChildNodes();

            String attributeLabel = null;
            String attributeValue = null;

            for (int j = 0; j < attributes.getLength(); j++) {
                Node attribute = attributes.item(j);
                String attributeName = attribute.getNodeName();

                if (attributeName.equals("sml:label")) {
                    attributeLabel = attribute.getTextContent();
                } else if (attributeName.equals("sml:value")) {
                    attributeValue = attribute.getTextContent();
                }
            }

            if (attributeLabel == null || attributeValue == null) {
                throw new RuntimeException("Attribute label or value cannot be null [attributeLabel = "
                        + attributeLabel + "; attributeValue = " + attributeValue + "]");
            }

            if (attributeLabel.equals("model")) {
                continue;
            }

            if (attributeLabel.equals("manufacturer")) {
                jobDevice.add("manufacturer", attributeValue);
                continue;
            }

            n++;

            Quantity quantity = getQuantity(attributeValue);

            if (quantity == null) {
                continue;
            }

            m++;

            JsonObjectBuilder jobSubClass = Json.createObjectBuilder();
            JsonObjectBuilder jobCapability = Json.createObjectBuilder();
            JsonObjectBuilder jobQuantity = Json.createObjectBuilder();

            String quantityLabel = getQuantityLabel(attributeLabel);
            String capabilityLabel = deviceLabel + " " + quantityLabel;

            jobCapability.add("label", capabilityLabel);

            jobQuantity.add("label", quantity.getLabel());

            if (quantity.getValue() != null) {
                jobQuantity.add("value", quantity.getValue());
            } else if (quantity.getMinValue() != null && quantity.getMaxValue() != null) {
                jobQuantity.add("minValue", quantity.getMinValue());
                jobQuantity.add("maxValue", quantity.getMaxValue());
            } else {
                throw new RuntimeException(
                        "Failed to determine quantity value [attributeValue = " + attributeValue + "]");
            }

            jobQuantity.add("unitCode", quantity.getUnitCode());
            jobQuantity.add("type", toUri(quantityLabel));

            jobCapability.add("quantity", jobQuantity);
            jobSubClass.add("capability", jobCapability);

            jabSubClasses.add(jobSubClass);
        }

        jobDevice.add("subClasses", jabSubClasses);

        json.add(jobDevice);
    }

    Map<String, Object> properties = new HashMap<>(1);
    properties.put(JsonGenerator.PRETTY_PRINTING, true);

    JsonWriterFactory jsonWriterFactory = Json.createWriterFactory(properties);
    JsonWriter jsonWriter = jsonWriterFactory.createWriter(new FileWriter(new File(jsonFileName)));
    jsonWriter.write(json.build());
    jsonWriter.close();

    System.out.println("Fraction of characteristics included: " + m + "/" + n);
}

---

From source file:com.snp.site.init.SystemInit.java

public static File[] get_pic_filelist(File file) {
    FileFilter fileFilter = new FileFilter() {
        public boolean accept(File file) { // ??
            String name = file.getName().toLowerCase(); // ???
            String[] format = StringUtils.split(img_support_format, "|");
            for (int i = 0; i < format.length; i++) {
                if (name.endsWith(format[i])) {
                    return true;
                }/*from  ww w  . j  av a2 s .  com*/
            }
            return false;
            /*
             * return name.endsWith(".jpg") ||name.endsWith(".gif")
             * ||name.endsWith(".png") ||name.endsWith(".ico")
             * ||name.endsWith(".bmp") ;
             */
        }
    };
    return file.listFiles(fileFilter);
}

---

From source file:org.darwinathome.server.persistence.impl.WorldHistoryImpl.java

private File fetchLatestFile(File directory) {
    File[] subdirectories = directory.listFiles(new FileFilter() {
        public boolean accept(File file) {
            return file.isDirectory() && file.getName().matches("[DH]\\d{2,3}");
        }//w w  w. ja va  2  s . com
    });
    if (subdirectories == null || subdirectories.length == 0) {
        File[] worldFiles = directory.listFiles(new FileFilter() {
            public boolean accept(File file) {
                return !file.isDirectory() && file.getName().endsWith(EXTENSION);
            }
        });
        if (worldFiles == null || worldFiles.length == 0) {
            return null;
        } else {
            Arrays.sort(worldFiles, new FileNameComparator());
            return worldFiles[worldFiles.length - 1];
        }
    } else {
        Arrays.sort(subdirectories, new FileNameComparator());
        return fetchLatestFile(subdirectories[subdirectories.length - 1]);
    }
}

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From source file:com.adguard.compiler.FileUtil.java

private static void copyDirectory(File source, File dest) throws IOException {
    FileUtils.copyDirectory(source, dest, new FileFilter() {
        public boolean accept(File pathname) {
            return !pathname.getName().startsWith(".");
        }/*from  w w  w . j  a  v a  2 s.co m*/
    });
}

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From source file:org.apache.bcel.generic.JDKGenericDumpTestCase.java

private File[] listJDKjars() throws Exception {
    final File javaLib = new File(javaHome, "lib");
    return javaLib.listFiles(new FileFilter() {
        @Override/*from www .j  a v  a2  s .  c  om*/
        public boolean accept(final File file) {
            return file.getName().endsWith(".jar");
        }
    });
}

---

From source file:net.timewalker.ffmq4.storage.data.impl.BlockBasedDataStoreTools.java

/**
 * Find recycled journal files for a given base name
 * @param baseName/*from w w  w  . j a va2 s.  c o  m*/
 * @param dataFolder
 * @return an array of journal files
 */
public static File[] findRecycledJournalFiles(String baseName, File dataFolder) {
    final String journalBase = baseName + JournalFile.SUFFIX;
    File[] recycledFiles = dataFolder.listFiles(new FileFilter() {
        /*
         * (non-Javadoc)
         * @see java.io.FileFilter#accept(java.io.File)
         */
        @Override
        public boolean accept(File pathname) {
            if (!pathname.isFile())
                return false;

            return pathname.getName().startsWith(journalBase)
                    && pathname.getName().endsWith(JournalFile.RECYCLED_SUFFIX);
        }
    });

    return recycledFiles;
}

---

From source file:org.apache.accumulo.minicluster.MiniAccumuloCluster.java

private boolean containsSiteFile(File f) {
    return f.isDirectory() && f.listFiles(new FileFilter() {

        @Override/*from   w  w w  . j a v  a2s.  com*/
        public boolean accept(File pathname) {
            return pathname.getName().endsWith("site.xml");
        }
    }).length > 0;
}

---

From source file:edu.unc.lib.dl.services.BatchIngestQueue.java

/**
 * @return/*from w ww .  j av a2  s .c om*/
 */
public File[] getFinishedDirectories() {
    File[] batchDirs = this.finishedDirectory.listFiles(new FileFilter() {
        @Override
        public boolean accept(File arg0) {
            return arg0.isDirectory();
        }
    });
    if (batchDirs != null) {
        Arrays.sort(batchDirs, new Comparator<File>() {
            @Override
            public int compare(File o1, File o2) {
                if (o1 == null || o2 == null)
                    return 0;
                return (int) (o1.lastModified() - o2.lastModified());
            }
        });
    } else {
        return new File[] {};
    }
    return batchDirs;
}

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From source file:es.uvigo.ei.sing.adops.datatypes.SingleExperiment.java

@Override
public void clear() {
    final FileFilter filter = new FileFilter() {
        @Override//w  w  w  . ja v a2s  .c om
        public boolean accept(File pathname) {
            return !(pathname.equals(SingleExperiment.this.getNotesFile())
                    || pathname.equals(SingleExperiment.this.getPropertiesFile())
                    || pathname.equals(SingleExperiment.this.getFastaFile())
                    || pathname.equals(SingleExperiment.this.getNamesFile())
                    || pathname.equals(SingleExperiment.this.getFilesFolder()));
        }
    };

    for (File file : this.getFolder().listFiles(filter)) {
        if (file.isFile())
            file.delete();
        else if (file.isDirectory())
            try {
                FileUtils.deleteDirectory(file);
            } catch (IOException e) {
            }
    }

    try {
        FileUtils.cleanDirectory(this.getFilesFolder());
    } catch (IOException e) {
        e.printStackTrace();
    }

    this.result = null;
}

---

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