Package org.apache.commons.vfs2.impl

Examples of org.apache.commons.vfs2.impl.DefaultFileSystemManager

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     * creates a new uninitialized file system manager
     * @throws Exception
     */
    protected DefaultFileSystemManager createManager() throws Exception
    {
        DefaultFileSystemManager fs = getProviderConfig().getDefaultFileSystemManager();
        fs.setFilesCache(getProviderConfig().getFilesCache());
        getProviderConfig().prepare(fs);
        if (!fs.hasProvider("file"))
        {
            fs.addProvider("file", new DefaultLocalFileProvider());
        }
        return fs;
    }
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    /**
     * Returns a DefaultFileSystemManager instance (or subclass instance).
     */
    public DefaultFileSystemManager getDefaultFileSystemManager() {
        return new DefaultFileSystemManager();
    }
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            return;
        }

        scratchFolder.delete(Selectors.EXCLUDE_SELF);

        DefaultFileSystemManager fs = createManager();
        fs.setCacheStrategy(CacheStrategy.MANUAL);
        fs.init();
        FileObject foBase2 = getBaseTestFolder(fs);

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

        FileObject[] fos = cachedFolder.getChildren();
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            return;
        }

        scratchFolder.delete(Selectors.EXCLUDE_SELF);

        DefaultFileSystemManager fs = createManager();
        fs.setCacheStrategy(CacheStrategy.ON_RESOLVE);
        fs.init();
        FileObject foBase2 = getBaseTestFolder(fs);

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

        FileObject[] fos = cachedFolder.getChildren();
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            return;
        }

        scratchFolder.delete(Selectors.EXCLUDE_SELF);

        DefaultFileSystemManager fs = createManager();
        fs.setCacheStrategy(CacheStrategy.ON_CALL);
        fs.init();
        FileObject foBase2 = getBaseTestFolder(fs);

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

        FileObject[] fos = cachedFolder.getChildren();
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  private final static String largeFileName = "largefile";


  @Override
public void setUp() throws Exception {
    manager = new DefaultFileSystemManager();

    manager.setFilesCache(new SoftRefFilesCache());
    manager.setCacheStrategy(CacheStrategy.ON_RESOLVE);

    manager.addProvider("file", new DefaultLocalFileProvider());
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      // 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);
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      throw new RuntimeException("Could not resolve current working directory", e);
    }
  }

  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();
    return fsm;
  }
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public class FastJarFileProviderTest {

  @Test
  public void test() throws FileSystemException, URISyntaxException {
    DefaultFileSystemManager fsm = new DefaultFileSystemManager();
    fsm.setDefaultProvider(new UrlFileProvider());
    fsm.addProvider("file", new DefaultLocalFileProvider());
    fsm.addProvider("jar", new FastJarFileProvider());
    fsm.init();

    String jarUri = getClass().getResource("/jarfiletest.jar").toURI().toString();
    FileObject object = fsm.resolveFile("jar:" + jarUri + "!/r/");

    assertThat(object.exists(), equalTo(true));
    assertThat(object.getType(), equalTo(FileType.FOLDER));

    FileObject[] children = object.getChildren();
    assertThat(children.length, equalTo(1));
    assertThat(children[0].getName().getBaseName(), equalTo("library"));
    assertThat(children[0].getType(), equalTo(FileType.FOLDER));

    object = fsm.resolveFile("jar:" + jarUri + "!/r/library/survey");

    assertThat(object.getType(), equalTo(FileType.FOLDER));
    assertThat(object.getChildren().length, equalTo(4));

  }
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    return localLoader.getClassLoader();
  }
 
  public static FileSystemManager generateVfs() throws FileSystemException {
    DefaultFileSystemManager vfs = new FinalCloseDefaultFileSystemManager();
    vfs.addProvider("res", new org.apache.commons.vfs2.provider.res.ResourceFileProvider());
    vfs.addProvider("zip", new org.apache.commons.vfs2.provider.zip.ZipFileProvider());
    vfs.addProvider("gz", new org.apache.commons.vfs2.provider.gzip.GzipFileProvider());
    vfs.addProvider("ram", new org.apache.commons.vfs2.provider.ram.RamFileProvider());
    vfs.addProvider("file", new org.apache.commons.vfs2.provider.local.DefaultLocalFileProvider());
    vfs.addProvider("jar", new org.apache.commons.vfs2.provider.jar.JarFileProvider());
    vfs.addProvider("http", new org.apache.commons.vfs2.provider.http.HttpFileProvider());
    vfs.addProvider("https", new org.apache.commons.vfs2.provider.https.HttpsFileProvider());
    vfs.addProvider("ftp", new org.apache.commons.vfs2.provider.ftp.FtpFileProvider());
    vfs.addProvider("ftps", new org.apache.commons.vfs2.provider.ftps.FtpsFileProvider());
    vfs.addProvider("war", new org.apache.commons.vfs2.provider.jar.JarFileProvider());
    vfs.addProvider("par", new org.apache.commons.vfs2.provider.jar.JarFileProvider());
    vfs.addProvider("ear", new org.apache.commons.vfs2.provider.jar.JarFileProvider());
    vfs.addProvider("sar", new org.apache.commons.vfs2.provider.jar.JarFileProvider());
    vfs.addProvider("ejb3", new org.apache.commons.vfs2.provider.jar.JarFileProvider());
    vfs.addProvider("tmp", new org.apache.commons.vfs2.provider.temp.TemporaryFileProvider());
    vfs.addProvider("tar", new org.apache.commons.vfs2.provider.tar.TarFileProvider());
    vfs.addProvider("tbz2", new org.apache.commons.vfs2.provider.tar.TarFileProvider());
    vfs.addProvider("tgz", new org.apache.commons.vfs2.provider.tar.TarFileProvider());
    vfs.addProvider("bz2", new org.apache.commons.vfs2.provider.bzip2.Bzip2FileProvider());
    vfs.addProvider("hdfs", new HdfsFileProvider());
    vfs.addExtensionMap("jar", "jar");
    vfs.addExtensionMap("zip", "zip");
    vfs.addExtensionMap("gz", "gz");
    vfs.addExtensionMap("tar", "tar");
    vfs.addExtensionMap("tbz2", "tar");
    vfs.addExtensionMap("tgz", "tar");
    vfs.addExtensionMap("bz2", "bz2");
    vfs.addMimeTypeMap("application/x-tar", "tar");
    vfs.addMimeTypeMap("application/x-gzip", "gz");
    vfs.addMimeTypeMap("application/zip", "zip");
    vfs.setFileContentInfoFactory(new FileContentInfoFilenameFactory());
    vfs.setFilesCache(new SoftRefFilesCache());
    String cacheDirPath = AccumuloClassLoader.getAccumuloString(VFS_CACHE_DIR, "");
    String procName = ManagementFactory.getRuntimeMXBean().getName();
    File cacheDir = new File(System.getProperty("java.io.tmpdir"), "accumulo-vfs-cache-" + procName + "-" + System.getProperty("user.name", "nouser"));
    if (!cacheDirPath.isEmpty())
      cacheDir = new File(cacheDirPath);
    vfs.setReplicator(new UniqueFileReplicator(cacheDir));
    vfs.setCacheStrategy(CacheStrategy.ON_RESOLVE);
    vfs.init();
    vfsInstances.add(new WeakReference<DefaultFileSystemManager>(vfs));
    return vfs;
  }
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