Example usage for org.apache.commons.vfs2.impl DefaultFileSystemManager DefaultFileSystemManager

Introduction

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

Prototype

DefaultFileSystemManager

Source Link

Usage

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

@Test(expected = ConfigurationException.class)
public void findHadoopConfigurations_errorLoadingHadoopConfig() throws Exception {
    FileObject root = VFS.getManager().resolveFile(HADOOP_CONFIGURATIONS_PATH);
    HadoopConfigurationLocator locator = new HadoopConfigurationLocator() {
        protected HadoopConfiguration loadHadoopConfiguration(FileObject folder) throws ConfigurationException {
            throw new ConfigurationException("test");
        }/*from www. j  av  a 2  s .  c  o m*/
    };
    locator.init(root, new MockActiveHadoopConfigurationLocator("a"), new DefaultFileSystemManager());
}

From source file:org.pentaho.hadoop.shim.mapr.HadoopShimTest.java

@Test
public void onLoad() throws Exception {
    HadoopConfigurationProvider configProvider = new HadoopConfigurationProvider() {
        @Override//from   w w w .  j a  va  2s  .c om
        public boolean hasConfiguration(String id) {
            throw new UnsupportedOperationException();
        }

        @Override
        public List<? extends HadoopConfiguration> getConfigurations() {
            throw new UnsupportedOperationException();
        }

        @Override
        public HadoopConfiguration getConfiguration(String id) throws ConfigurationException {
            throw new UnsupportedOperationException();
        }

        @Override
        public HadoopConfiguration getActiveConfiguration() throws ConfigurationException {
            throw new UnsupportedOperationException();
        }
    };
    DefaultFileSystemManager delegate = new DefaultFileSystemManager();
    HadoopConfigurationFileSystemManager fsm = new HadoopConfigurationFileSystemManager(configProvider,
            delegate);
    assertFalse(fsm.hasProvider("hdfs"));

    HadoopShim shim = new HadoopShim();
    HadoopConfiguration config = new HadoopConfiguration(VFS.getManager().resolveFile("ram:///"), "id", "name",
            shim, null, null, null);

    shim.onLoad(config, fsm);

    assertNotNull(shim.getDistributedCacheUtil());
}

From source file:org.renjin.appengine.AppEngineContextFactory.java

@VisibleForTesting
static FileSystemManager createFileSystemManager(LocalFileProvider localFileProvider)
        throws FileSystemException {
    try {//w ww.j  a v a  2s. co  m
        FastJarFileProvider jarFileProvider = new FastJarFileProvider();

        // this provides a fake local file system rooted in the servlet context root.
        // this is necessary because on the actual appengine platform, any queries to the ancestors
        // of the servlet context (e.g. /base) will throw a security exception

        DefaultFileSystemManager dfsm = new DefaultFileSystemManager();
        dfsm.addProvider("jar", jarFileProvider);
        dfsm.addProvider("file", localFileProvider);
        dfsm.addExtensionMap("jar", "jar");
        dfsm.setDefaultProvider(new UrlFileProvider());
        dfsm.setFilesCache(new NullFilesCache());
        dfsm.setCacheStrategy(CacheStrategy.ON_RESOLVE);
        dfsm.setBaseFile(new File("/"));
        dfsm.init();

        return dfsm;
    } catch (FileSystemException e) {
        LOG.log(Level.SEVERE, "Failed to initialize file system for development server", e);
        throw new RuntimeException(e);
    }
}

From source file:org.renjin.util.FileSystemUtils.java

public static FileSystemManager getMinimalFileSystemManager() throws FileSystemException {
    DefaultFileSystemManager fsm = new DefaultFileSystemManager();
    fsm.setDefaultProvider(new UrlFileProvider());
    fsm.addProvider("file", new DefaultLocalFileProvider());
    fsm.addProvider("jar", new FastJarFileProvider());
    fsm.init();//from   w ww.  j a  v a2 s .  c o  m
    return fsm;
}

From source file:tain.kr.test.vfs.v01.TestVfs2FilehandleService.java

@Test
public void testCaching() throws Exception {

    String path = TestVfs2FilehandleService.class.getResource("").getPath();
    if (flag)/*from  w  ww.  j  a  va 2 s. co  m*/
        System.out.printf("[%s]\n", path);

    String testFolder = path + "/testfolder";
    FileSystemManager manager = VFS.getManager();

    FileObject scratchFolder = manager.resolveFile(testFolder);

    // testfolder    
    scratchFolder.delete(Selectors.EXCLUDE_SELF);

    FileObject file = manager.resolveFile(path + "/testfolder/dummy.txt");
    file.createFile();

    //  Manager 
    DefaultFileSystemManager fs = new DefaultFileSystemManager();
    fs.setFilesCache(manager.getFilesCache());

    // zip, jar, tgz, tar, tbz2, file
    if (!fs.hasProvider("file")) {
        fs.addProvider("file", new DefaultLocalFileProvider());
    }

    fs.setCacheStrategy(CacheStrategy.ON_RESOLVE);
    fs.init();

    //   
    FileObject foBase2 = fs.resolveFile(testFolder);
    if (flag)
        System.out.printf("## scratchFolder.getName().getPath() : %s\n", scratchFolder.getName().getPath());

    FileObject cachedFolder = foBase2.resolveFile(scratchFolder.getName().getPath());

    //   
    FileObject[] fos = cachedFolder.getChildren();
    assertFalse(contains(fos, "file1.txt"));

    // 
    scratchFolder.resolveFile("file1.txt").createFile();

    //  
    // BUT cachedFolder    
    fos = cachedFolder.getChildren();
    assertFalse(contains(fos, "file1.txt"));

    // 
    cachedFolder.refresh();
    //  
    fos = cachedFolder.getChildren();
    assertTrue(contains(fos, "file1.txt"));
}