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(FilenameFilter filter) 

Source Link

Document

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

Usage

From source file:io.siddhi.doc.gen.core.utils.DocumentationUtils.java

/**
 * Remove the snapshot version documentation files from docs/api directory
 *
 * @param mkdocsConfigFile           The mkdocs configuration file
 * @param documentationBaseDirectory The path of the base directory in which the documentation will be generated
 * @param logger                     The maven plugin logger
 */// w  ww . j  a v  a2 s . c  o m
public static void removeSnapshotAPIDocs(File mkdocsConfigFile, String documentationBaseDirectory, Log logger) {
    // Retrieving the documentation file names
    File apiDocsDirectory = new File(documentationBaseDirectory + File.separator + Constants.API_SUB_DIRECTORY);
    String[] documentationFileNames = apiDocsDirectory
            .list((directory, fileName) -> fileName.endsWith(Constants.MARKDOWN_FILE_EXTENSION));

    if (documentationFileNames != null) {
        // Removing snapshot files and creating a list of the files that are left out
        for (String documentationFileName : documentationFileNames) {
            if (documentationFileName
                    .endsWith(Constants.SNAPSHOT_VERSION_POSTFIX + Constants.MARKDOWN_FILE_EXTENSION)) {
                // Removing the snapshot documentation file
                File documentationFile = new File(
                        apiDocsDirectory.getAbsolutePath() + File.separator + documentationFileName);
                if (!documentationFile.delete()) {
                    logger.warn("Failed to delete SNAPSHOT documentation file "
                            + documentationFile.getAbsolutePath());
                }
            }
        }

    }
}

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From source file:de.ee.hezel.PDFCorpusAnalyser.java

/**
 * Run thru the given folders and find pdf document which have the same name.
 * For every pair, a PDFInfoHolder objects gets created.
 * //from  w w w.j ava  2  s .  c om
 * @param pdfs1 for the 1st directory
 * @param pdfs2 for the 2nd directory
 * @param prefix 
 * @return list of all pdf pairs
 */
public static Set<PDFInfoHolder> getSimplePDFInfoHolders(File pdfs1, File pdfs2, String prefix) {
    Set<PDFInfoHolder> pdfInfoHolders = new HashSet<PDFInfoHolder>();

    // are those valid pathes
    if (pdfs1 != null && pdfs2 != null && pdfs1.isDirectory() && pdfs2.isDirectory()) {
        // create a filter to only get pdf files
        List<FilenameFilter> filters = new ArrayList<FilenameFilter>();
        if (null != prefix && prefix.length() > 0) {
            PrefixFileFilter filter = new PrefixFileFilter(prefix, IOCase.SYSTEM);
            filters.add(filter);
        }
        filters.add(new SuffixFileFilter(".pdf", IOCase.INSENSITIVE));
        FilenameFilter filter = new AndFileFilter(filters);

        //get all pdf file sin this folder
        String[] pdfDocuments1 = pdfs1.list(filter);

        for (int i = 0; i < pdfDocuments1.length; i++) {
            // get the pdf file name
            String pdfFilename1 = pdfDocuments1[i];

            // get the path for both pdf files
            File pdfFile1 = new File(pdfs1, pdfFilename1);
            File pdfFile2 = new File(pdfs2, pdfFilename1);

            // bind them together in a PDFInfoHolder objects
            PDFInfoHolder newPDFInfoHolder = new PDFInfoHolder(pdfFile1, pdfFile2);

            // remember them all
            pdfInfoHolders.add(newPDFInfoHolder);
        }

        // TODO what should happen if there are less reference documents than new generated ones
    } else {
        log.error("The path is not valid.");
    }

    return pdfInfoHolders;
}

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From source file:io.siddhi.doc.gen.core.utils.DocumentationUtils.java

/**
 * This add a new page to the list of pages in the mkdocs configuration
 *
 * @param mkdocsConfigFile           The mkdocs configuration file
 * @param documentationBaseDirectory The base directory of the documentation
 * @throws FileNotFoundException If mkdocs configuration file is not found
 *///from w w w. jav  a 2 s .c o m
public static void updateAPIPagesInMkdocsConfig(File mkdocsConfigFile, String documentationBaseDirectory)
        throws FileNotFoundException {
    // Retrieving the documentation file names
    File documentationDirectory = new File(
            documentationBaseDirectory + File.separator + Constants.API_SUB_DIRECTORY);
    String[] documentationFiles = documentationDirectory
            .list((directory, fileName) -> fileName.endsWith(Constants.MARKDOWN_FILE_EXTENSION));

    List<String> apiDirectoryContent;
    if (documentationFiles == null) {
        apiDirectoryContent = new ArrayList<>();
    } else {
        apiDirectoryContent = Arrays.asList(documentationFiles);
        apiDirectoryContent.sort(new Comparator<String>() {
            @Override
            public int compare(String s1, String s2) {
                String[] s1s = s1.split("\\D+");
                String[] s2s = s2.split("\\D+");
                int i = 0;
                while (s1s.length > i || s2s.length > i) {
                    String s1a = "0";
                    String s2a = "0";
                    if (s1s.length > i) {
                        s1a = s1s[i];
                    }
                    if (s2s.length > i) {
                        s2a = s2s[i];
                    }
                    int s1aInt = Integer.parseInt(s1a);
                    int s2aInt = Integer.parseInt(s2a);
                    if (s2aInt > s1aInt) {
                        return 1;
                    } else if (s2aInt < s1aInt) {
                        return -1;
                    }
                    i++;
                }
                return 0;
            }
        });
    }

    String latestVersionFile = null;
    if (apiDirectoryContent.size() > 1) {
        String first = apiDirectoryContent.get(0);
        String second = apiDirectoryContent.get(1);
        if (first.equals(Constants.LATEST_FILE_NAME + Constants.MARKDOWN_FILE_EXTENSION)) {
            latestVersionFile = second;
        }
    }

    // Creating yaml parser
    DumperOptions dumperOptions = new DumperOptions();
    dumperOptions.setDefaultFlowStyle(DumperOptions.FlowStyle.BLOCK);
    Yaml yaml = new Yaml(dumperOptions);

    // Reading the mkdocs configuration
    Map<String, Object> yamlConfig = (Map<String, Object>) yaml
            .load(new InputStreamReader(new FileInputStream(mkdocsConfigFile), Constants.DEFAULT_CHARSET));

    // Getting the pages list
    List<Map<String, Object>> yamlConfigPagesList = (List<Map<String, Object>>) yamlConfig
            .get(Constants.MKDOCS_CONFIG_PAGES_KEY);

    // Creating the new api pages list
    List<Map<String, Object>> apiPagesList = new ArrayList<>();
    for (String apiFile : apiDirectoryContent) {
        String pageName = apiFile.substring(0, apiFile.length() - Constants.MARKDOWN_FILE_EXTENSION.length());

        Map<String, Object> newPage = new HashMap<>();
        if (latestVersionFile != null && pageName.equals(Constants.LATEST_FILE_NAME)) {
            pageName = "Latest (" + latestVersionFile.substring(0,
                    latestVersionFile.length() - Constants.MARKDOWN_FILE_EXTENSION.length()) + ")";
        }
        newPage.put(pageName, Constants.API_SUB_DIRECTORY + Constants.MKDOCS_FILE_SEPARATOR + apiFile);
        apiPagesList.add(newPage);
    }

    // Setting the new api pages
    Map<String, Object> yamlConfigAPIPage = null;
    for (Map<String, Object> yamlConfigPage : yamlConfigPagesList) {
        if (yamlConfigPage.get(Constants.MKDOCS_CONFIG_PAGES_API_KEY) != null) {
            yamlConfigAPIPage = yamlConfigPage;
            break;
        }
    }
    if (yamlConfigAPIPage == null) {
        yamlConfigAPIPage = new HashMap<>();
        yamlConfigPagesList.add(yamlConfigAPIPage);
    }
    yamlConfigAPIPage.put(Constants.MKDOCS_CONFIG_PAGES_API_KEY, apiPagesList);

    // Saving the updated configuration
    yaml.dump(yamlConfig,
            new OutputStreamWriter(new FileOutputStream(mkdocsConfigFile), Constants.DEFAULT_CHARSET));
}

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From source file:com.thoughtworks.go.legacywrapper.CCProjectFolderFilter.java

public boolean accept(File dirFile) {
    if (dirFile.isDirectory()) {
        String[] files = dirFile.list(new CCLogFilter());
        return !ArrayUtils.isEmpty(files);
    }// w w  w . ja v  a  2  s .  co m
    return false;
}

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From source file:me.neatmonster.spacertk.utilities.WorldFileFilter.java

@Override
public boolean accept(final File file) {
    if (file.isDirectory())
        if (file.list(new NameFileFilter("level.dat")).length > 0)
            return true;
    return false;
}

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From source file:de.zib.gndms.infra.system.PluginLoader.java

public URLClassLoader loadPlugins() throws IOException {

    final ArrayList<URL> jars;

    final File pluginDir = new File(pluginPath);

    final String[] list = pluginDir.list(new FilenameFilter() {
        @Override//from   w w w  .j av  a2  s  .  com
        public boolean accept(final File dir, final String name) {

            return name.matches(".*\\.jar");
        }
    });

    if (list != null) {
        jars = new ArrayList<URL>(list.length);
        for (int i = 0; i < list.length; ++i)
            jars.add(new URL("file://" + pluginPath + File.separator + list[i]));

        return new URLClassLoader(jars.toArray(new URL[jars.size()]), this.getClass().getClassLoader());
    }

    return new URLClassLoader(new URL[] {}, this.getClass().getClassLoader());
}

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From source file:com.discursive.jccook.io.FilterExample.java

public void start() {
    File rootDir = new File(".");
    FilenameFilter fileFilter = new SuffixFileFilter(".xml");
    String[] xmlFiles = rootDir.list(fileFilter);
    System.out.println("*** XML Files");
    System.out.println(ArrayUtils.toString(xmlFiles));

    rootDir = new File("./test");

    IOFileFilter htmlFilter = new OrFileFilter(new SuffixFileFilter("htm"), new SuffixFileFilter("html"));
    IOFileFilter notDirectory = new NotFileFilter(DirectoryFileFilter.INSTANCE);
    fileFilter = new AndFileFilter(htmlFilter, notDirectory);

    String[] htmlFiles = rootDir.list(fileFilter);
    System.out.println("*** HTML Files");
    System.out.println(ArrayUtils.toString(htmlFiles));
}

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From source file:com.rtg.launcher.CommonFlags.java

/**
 * Initialise flag for AVR model to use for prediction
 *
 * @param flags shared flags/*  ww w  .  j a va 2s .  co m*/
 * @param anonymous if true, register the flag as an anonymous flag
 * @return the newly registered flag
 */
public static Flag initAvrModel(final CFlags flags, boolean anonymous) {
    String description = "name of AVR model to use when scoring variants";
    boolean hasDefault = false;
    final String modelDirName = Environment.getEnvironmentMap().get(ENVIRONMENT_MODELS_DIR);
    if (modelDirName != null) {
        final File modelDir = new File(modelDirName);
        if (modelDir.exists() && modelDir.isDirectory()) {
            final String[] models = modelDir.list(new FilenameFilter() {
                @Override
                public boolean accept(File dir, String name) {
                    return name.endsWith(".avr");
                }
            });
            if (!anonymous && models != null && models.length > 0) {
                final String[] newModels = new String[models.length + 1];
                newModels[0] = AVR_NONE_NAME;
                System.arraycopy(models, 0, newModels, 1, models.length);
                description += " (Must be one of " + Arrays.toString(newModels) + " or a path to a model file)";
                if (ArrayUtils.contains(newModels, MODEL_DEFAULT)) {
                    hasDefault = true;
                }
            }
        }
    }
    final Flag modelFlag = anonymous
            ? flags.registerRequired(File.class, "file", description)
                    .setCategory(CommonFlagCategories.REPORTING)
            : flags.registerOptional(AVR_MODEL_FILE_FLAG, File.class, "file", description)
                    .setCategory(CommonFlagCategories.REPORTING);
    if (!anonymous && hasDefault) {
        modelFlag.setParameterDefault(MODEL_DEFAULT);
    }
    return modelFlag;
}

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From source file:com.norconex.commons.wicket.markup.html.filesystem.FileSystemTreeProvider.java

@Override
public boolean hasChildren(File node) {
    if (node.isDirectory()) {
        String[] children = node.list(fileNameFilter);
        return children != null && children.length > 0;
    }//www.  j a v a2 s. co m
    return false;
}

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From source file:mitm.common.pdf.FileFontProvider.java

public FileFontProvider(File fontDir) {
    Check.notNull(fontDir, "fontDir");

    String[] fontFiles = fontDir.list(new SuffixFileFilter(".ttf"));

    if (fontFiles == null) {
        fontFiles = new String[] {};
    }//from   www .  j  a v  a  2  s  . c  o m

    fonts = new ArrayList<Font>(fontFiles.length);

    for (String fontFile : fontFiles) {
        logger.info("Adding font " + fontFile);

        try {
            fonts.add(new Font(
                    BaseFont.createFont(new File(fontDir, fontFile).getPath(), BaseFont.IDENTITY_H, true)));
        } catch (Throwable e) {
            logger.error("Error loading font " + fontFile, e);
        }
    }
}

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