Java FileType類代碼示例

import org.apache.commons.vfs2.FileType; //導入依賴的package包/類
/**
 * Determines the type of the file, returns null if the file does not
 * exist.
 */
@Override
protected FileType doGetType() throws Exception
{
    if (!file.exists())
    {
        return FileType.IMAGINARY;
    }
    else if (file.isDirectory())
    {
        return FileType.FOLDER;
    }
    else if (file.isFile())
    {
        return FileType.FILE;
    }

    throw new FileSystemException("vfs.provider.Nfs/get-type.error", getName());
}
 

import org.apache.commons.vfs2.FileType; //導入依賴的package包/類
/**
 * Determines the type of the file, returns null if the file does not exist.
 * 
 * @return the file type
 * 
 * @throws Exception the exception
 */
@Override
protected FileType doGetType() throws Exception {
    // log.debug("relative path:" + relPath);

    if (this.fileInfo == null) {
        return FileType.IMAGINARY;
    } else if (this.fileInfo.isDirectory()) {
        return FileType.FOLDER;
    } else if (this.fileInfo.isFile()) {
        return FileType.FILE;
    } else if (this.fileInfo.isSoftLink()) {
        return FileType.FILE; // getLinkDestination().getType();
    }

    throw new FileSystemException("vfs.provider.gsiftp/get-type.error", getName());
}
 

import org.apache.commons.vfs2.FileType; //導入依賴的package包/類
/**
 * Lists the children of a folder.
 */
public void listChildren(final FileObject dir,
                          final boolean recursive,
                          final String prefix)
    throws FileSystemException
{
    final FileObject[] children = dir.getChildren();
    for (int i = 0; i < children.length; i++)
    {
        final FileObject child = children[i];
        System.out.print(prefix);
        System.out.print(child.getName().getBaseName());
        if (child.getType() == FileType.FOLDER)
        {
            System.out.println("/");
            if (recursive)
            {
                listChildren(child, recursive, prefix + "    ");
            }
        }
        else
        {
            System.out.println();
        }
    }
}
 

import org.apache.commons.vfs2.FileType; //導入依賴的package包/類
public static boolean pointToItself(FileObject fileObject) throws FileSystemException {
  if (!fileObject.getURL().getProtocol().equalsIgnoreCase("file") && FileType.FILE.equals(fileObject.getType())) {
    LOGGER.debug("Checking if {} is pointing to itself", fileObject.getName().getFriendlyURI());
    FileObject[] children = VFSUtils.getChildren(fileObject);
    LOGGER.debug("Children number of {} is {}", fileObject.getName().getFriendlyURI(), children.length);
    if (children.length == 1) {
      FileObject child = children[0];
      if (child.getContent().getSize() != child.getContent().getSize()) {
        return false;
      }
      if (child.getName().getBaseName().equals(fileObject.getName().getBaseName())) {
        return true;
      }
    }
  }
  return false;
}
 

import org.apache.commons.vfs2.FileType; //導入依賴的package包/類
@Override
protected Void doInBackground() throws Exception {
  try {
    for (FileObject f : selectedFiles) {
      if (f.getType() == FileType.FOLDER) {
        continue;
      }
      final FileObjectToImport fileObjectToImport = new FileObjectToImport(
          f,
          f.getName(),
          new FileSize(f.getContent().getSize()),
          Level.FINEST,
          OpenMode.FROM_START,
          CanParse.NOT_TESTED);
      publish(fileObjectToImport);
    }
    return null;
  } catch (Exception e) {
    return null;
  }
}
 

import org.apache.commons.vfs2.FileType; //導入依賴的package包/類
private static Resources findResources(FileObject rootDir, String inputEncoding) throws IOException {
	Resources result = new Resources();
	FileObject[] allFiles = rootDir.findFiles(new AllFileSelector());
	for(int i = 0; i < allFiles.length; i++) {
		FileObject file = allFiles[i];
		if (file.getType() == FileType.FOLDER) {
			continue;
		}
		MediaType mediaType = MediatypeService.determineMediaType(file.getName().getBaseName()); 
		if(mediaType == null) {
			continue;
		}
		String href = file.getName().toString().substring(rootDir.getName().toString().length() + 1);
		byte[] resourceData = IOUtils.toByteArray(file.getContent().getInputStream());
		if(mediaType == MediatypeService.XHTML && ! nl.siegmann.epublib.Constants.CHARACTER_ENCODING.equalsIgnoreCase(inputEncoding)) {
			resourceData = ResourceUtil.recode(inputEncoding, nl.siegmann.epublib.Constants.CHARACTER_ENCODING, resourceData);
		}
		Resource fileResource = new Resource(null, resourceData, href, mediaType);
		result.add(fileResource);
	}
	return result;
}
 

import org.apache.commons.vfs2.FileType; //導入依賴的package包/類
/**
 * Get a list of direct descendants of the given resource. Note that attempts to get a list of
 * children does <em>not</em> result in an error. Instead an error message is
 * logged and an empty ArrayList returned.
 *
 * @return A <code>ArrayList</code> of VFSResources
 */
public List<String> getChildren() {
    init();
    List<String> list = new ArrayList<>();
    try {
        if (resourceImpl != null && resourceImpl.exists()
                && resourceImpl.getType() == FileType.FOLDER) {
            for (FileObject child : resourceImpl.getChildren()) {
                list.add(normalize(child.getName().getURI()));
            }
        }
    } catch (IOException e) {
        Message.debug(e);
        Message.verbose(e.getLocalizedMessage());
    }
    return list;
}
 

import org.apache.commons.vfs2.FileType; //導入依賴的package包/類
/**
 * Determines the type of this file.  Must not return null.  The return
 * value of this method is cached, so the implementation can be expensive.
 */
@Override
protected FileType doGetType() throws Exception
{
    // Use the GET method to probe the file.
    method = new GetMethod();
    setupMethod(method);
    final HttpClient client = fileSystem.getClient();
    final int status = client.executeMethod(method);
    method.releaseConnection();
    if (status == HttpURLConnection.HTTP_OK)
    {
        return FileType.FILE;
    }
    else if (status == HttpURLConnection.HTTP_NOT_FOUND
        || status == HttpURLConnection.HTTP_GONE)
    {
        return FileType.IMAGINARY;
    }
    else
    {
        throw new FileSystemException("vfs.provider.http/head.error", getName());
    }
}
 

import org.apache.commons.vfs2.FileType; //導入依賴的package包/類
/**
 * Does a 'cp' command.
 */
private void cp(final String[] cmd) throws Exception
{
    if (cmd.length < 3)
    {
        throw new Exception("USAGE: cp <src> <dest>");
    }

    final FileObject src = mgr.resolveFile(cwd, cmd[1]);
    FileObject dest = mgr.resolveFile(cwd, cmd[2]);
    if (dest.exists() && dest.getType() == FileType.FOLDER)
    {
        dest = dest.resolveFile(src.getName().getBaseName());
    }

    dest.copyFrom(src, Selectors.SELECT_ALL);
}
 

import org.apache.commons.vfs2.FileType; //導入依賴的package包/類
/**
 * Lists the children of a folder.
 */
private void listChildren(final FileObject dir,
                          final boolean recursive,
                          final String prefix)
    throws FileSystemException
{
    final FileObject[] children = dir.getChildren();
    for (int i = 0; i < children.length; i++)
    {
        final FileObject child = children[i];
        System.out.print(prefix);
        System.out.print(child.getName().getBaseName());
        if (child.getType() == FileType.FOLDER)
        {
            System.out.println("/");
            if (recursive)
            {
                listChildren(child, recursive, prefix + "    ");
            }
        }
        else
        {
            System.out.println();
        }
    }
}
 

import org.apache.commons.vfs2.FileType; //導入依賴的package包/類
/**
 * Tests existence determination.
 */
public void testExists() throws Exception
{
    // Test a file
    FileObject file = getReadFolder().resolveFile("file1.txt");
    assertTrue("file exists", file.exists());
    assertTrue("file exists", file.getType() != FileType.IMAGINARY);

    // Test a folder
    file = getReadFolder().resolveFile("dir1");
    assertTrue("folder exists", file.exists());
    assertTrue("folder exists", file.getType() != FileType.IMAGINARY);

    // Test an unknown file
    file = getReadFolder().resolveFile("unknown-child");
    assertTrue("unknown file does not exist", !file.exists());
    assertTrue("unknown file does not exist",
        file.getType() == FileType.IMAGINARY);

    // Test an unknown file in an unknown folder
    file = getReadFolder().resolveFile("unknown-folder/unknown-child");
    assertTrue("unknown file does not exist", !file.exists());
    assertTrue("unknown file does not exist",
        file.getType() == FileType.IMAGINARY);
}
 

import org.apache.commons.vfs2.FileType; //導入依賴的package包/類
/**
 * Determines the type of the file, returns null if the file does not
 * exist.
 */
@Override
protected FileType doGetType() throws Exception
{
    if (part == null)
    {
        return FileType.IMAGINARY;
    }

    if (isMultipart())
    {
        // we cant have children ...
        return FileType.FILE_OR_FOLDER;
    }

    return FileType.FILE;
}
 

import org.apache.commons.vfs2.FileType; //導入依賴的package包/類
/**
 * Determines the type of the file, returns null if the file does not
 * exist.
 */
@Override
protected FileType doGetType() throws Exception
{
    if (!file.exists())
    {
        return FileType.IMAGINARY;
    }
    else if (file.isDirectory())
    {
        return FileType.FOLDER;
    }
    else if (file.isFile())
    {
        return FileType.FILE;
    }

    throw new FileSystemException("vfs.provider.smb/get-type.error", getName());
}
 

import org.apache.commons.vfs2.FileType; //導入依賴的package包/類
/**
 * Sets the details for this file object.
 */
protected void setZipEntry(final ZipEntry entry)
{
    if (this.entry != null)
    {
        return;
    }

    if ((entry == null) || (entry.isDirectory()))
    {
        type = FileType.FOLDER;
    }
    else
    {
        type = FileType.FILE;
    }

    this.entry = entry;
}
 

import org.apache.commons.vfs2.FileType; //導入依賴的package包/類
/**
 * Returns the file's type.
 */
@Override
protected FileType doGetType() throws Exception
{
    // JDK BUG: 6192331
    // if (!file.exists())
    if (!file.exists() && file.length() < 1)
    {
        return FileType.IMAGINARY;
    }

    if (file.isDirectory())
    {
        return FileType.FOLDER;
    }

    // In doubt, treat an existing file as file
    // if (file.isFile())
    // {
        return FileType.FILE;
    // }

    // throw new FileSystemException("vfs.provider.local/get-type.error", file);
}