import org.apache.jackrabbit.webdav.client.methods.PropFindMethod; //导入依赖的package包/类
DavPropertySet getProperties(URLFileName name, int type, DavPropertyNameSet nameSet,
                             boolean addEncoding)
        throws FileSystemException
{
    try
    {
        String urlStr = urlString(name);
        PropFindMethod method = new PropFindMethod(urlStr, type, nameSet, DavConstants.DEPTH_0);
        setupMethod(method);
        execute(method);
        if (method.succeeded())
        {
            MultiStatus multiStatus = method.getResponseBodyAsMultiStatus();
            MultiStatusResponse response = multiStatus.getResponses()[0];
            DavPropertySet props = response.getProperties(HttpStatus.SC_OK);
            if (addEncoding)
            {
                DavProperty prop = new DefaultDavProperty(RESPONSE_CHARSET,
                        method.getResponseCharSet());
                props.add(prop);
            }
            return props;
        }
        return new DavPropertySet();
    }
    catch (FileSystemException fse)
    {
        throw fse;
    }
    catch (Exception e)
    {
        throw new FileSystemException("vfs.provider.webdav/propfind.error", getName(), e);
    }
}
 

import org.apache.jackrabbit.webdav.client.methods.PropFindMethod; //导入依赖的package包/类
DavPropertySet getPropertyNames(URLFileName name) throws FileSystemException
{
    return getProperties(name, PropFindMethod.PROPFIND_PROPERTY_NAMES,
            new DavPropertyNameSet(), false);
}