Example usage for org.apache.commons.vfs2 FileSelector FileSelector

Introduction

In this page you can find the example usage for org.apache.commons.vfs2 FileSelector FileSelector.

Prototype

FileSelector

Source Link

Usage

From source file:org.pentaho.hadoop.shim.HadoopConfigurationLocator.java

/**
 * Attempt to find any Hadoop configuration as a direct descendant of the provided directory.
 *
 * @param baseDir Directory to look for Hadoop configurations in
 * @throws ConfigurationException//from  w  w w.  jav a 2  s . c o m
 */
private void findHadoopConfigurations(FileObject baseDir, ActiveHadoopConfigurationLocator activeLocator)
        throws ConfigurationException {
    configurations = new HashMap<String, HadoopConfiguration>();
    try {
        if (!baseDir.exists()) {
            throw new ConfigurationException(BaseMessages.getString(PKG,
                    "Error.HadoopConfigurationDirectoryDoesNotExist", baseDir.getURL()));
        }
        for (FileObject f : baseDir.findFiles(new FileSelector() {
            @Override
            public boolean includeFile(FileSelectInfo info) throws Exception {
                return info.getDepth() == 1 && FileType.FOLDER.equals(info.getFile().getType());
            }

            @Override
            public boolean traverseDescendents(FileSelectInfo info) throws Exception {
                return info.getDepth() == 0;
            }
        })) {
            // Only load the specified configuration (ID should match the basename, we allow case-insensitivity)
            if (f.getName().getBaseName().equalsIgnoreCase(activeLocator.getActiveConfigurationId())) {
                HadoopConfiguration config = loadHadoopConfiguration(f);
                if (config != null) {
                    configurations.put(config.getIdentifier(), config);
                }
            }
        }
    } catch (FileSystemException ex) {
        throw new ConfigurationException(BaseMessages.getString(PKG, "Error.UnableToLoadConfigurations",
                baseDir.getName().getFriendlyURI()), ex);
    }
}

From source file:org.pentaho.hadoop.shim.HadoopConfigurationLocator.java

private List<URL> findJarsIn(FileObject path, final int maxdepth, final Set<String> paths)
        throws FileSystemException {
    FileObject[] jars = path.findFiles(new FileSelector() {
        @Override//from  ww  w.j  a  v a  2 s.co  m
        public boolean includeFile(FileSelectInfo info) throws Exception {
            for (String path : paths) {
                if (info.getFile().getURL().toString().endsWith(path)) {
                    return false;
                }
            }
            return info.getFile().getName().getBaseName().endsWith(JAR_EXTENSION);
        }

        @Override
        public boolean traverseDescendents(FileSelectInfo info) throws Exception {
            for (String path : paths) {
                if (info.getFile().getURL().toString().endsWith(path)) {
                    return false;
                }
            }
            return info.getDepth() <= maxdepth;
        }
    });

    List<URL> jarUrls = new ArrayList<URL>();
    for (FileObject jar : jars) {
        jarUrls.add(jar.getURL());
    }
    return jarUrls;
}

From source file:org.renjin.primitives.files.Files.java

@Internal("file.copy")
public static LogicalVector fileCopy(@Current Context context, StringVector fromFiles, String to,
        boolean overwrite, final boolean recursive) throws FileSystemException {
    LogicalArrayVector.Builder result = new LogicalArrayVector.Builder();
    FileObject toFile = context.resolveFile(to);
    for (String from : fromFiles) {
        try {// w w w . j a  v  a  2  s  .c o  m
            toFile.copyFrom(context.resolveFile(from), new FileSelector() {

                @Override
                public boolean traverseDescendents(FileSelectInfo fileInfo) throws Exception {
                    return true;
                }

                @Override
                public boolean includeFile(FileSelectInfo fileInfo) throws Exception {
                    return recursive;
                }
            });
            result.add(true);
        } catch (FileSystemException e) {
            result.add(false);
        }
    }
    return result.build();
}

From source file:sf.net.experimaestro.manager.js.ScriptTest.java

/**
 * Retrieves all the .js files (excluding .inc.js)
 * @return/* w w w . jav  a 2  s. co  m*/
 * @throws IOException
 */
@Factory
public Object[] jsFactories() throws IOException {
    XPMEnvironment environment = new XPMEnvironment();

    final String testFile = System.getProperty(JS_TEST_FILE_KEY);

    // Get the JavaScript files
    final URL url = ScriptTest.class.getResource(JS_SCRIPT_PATH);
    FileSystemManager fsManager = VFS.getManager();
    FileObject dir = fsManager.resolveFile(url.toExternalForm());
    FileObject[] files = dir.findFiles(new FileSelector() {
        @Override
        public boolean traverseDescendents(FileSelectInfo info) throws Exception {
            return true;
        }

        @Override
        public boolean includeFile(FileSelectInfo file) throws Exception {
            String name = file.getFile().getName().getBaseName();
            if (testFile != null)
                return name.equals(testFile);
            return name.endsWith(".js") && !name.endsWith(".inc.js");
        }
    });

    Object[] r = new Object[files.length];
    for (int i = r.length; --i >= 0;)
        r[i] = new JavaScriptChecker(environment, files[i]);

    return r;

}