}
            if ( rpath != null ) {
                // resolveDfs() and tree.send() modify the request packet.
                // I want to restore it before retrying. request.reset()
                // restores almost everything that was modified, except the path.
                rpath.setPath(savedPath);
                rpath.setFullUNCPath(rpath.getDomain(), rpath.getServer(), savedFullPath);
            }

}

// matchesPath reports whether the given path matches q.pattern.
func (q *query) matchesPath(path string) bool {
	if q.matchWildcard != nil && !gover.IsToolchain(path) {
		return q.matchWildcard(path)
	}
	return path == q.pattern
}

// canMatchInModule reports whether the given module path can potentially
// contain q.pattern.
func (q *query) canMatchInModule(mPath string) bool {
	if gover.IsToolchain(mPath) {

	fn := fmt.Sprintf("%s.%x", coverage.MetaFilePref, finalHash)
	fpath := filepath.Join(outdir, fn)
	mf, err := os.OpenFile(fpath, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, 0666)
	if err != nil {
		fatal("unable to open output meta-data file %s: %v", fpath, err)
	}

	// Encode and write.
	mfw := encodemeta.NewCoverageMetaFileWriter(fpath, mf)
	err = mfw.Write(finalHash, blobs, mm.Mode(), mm.Granularity())
	if err != nil {

// symbol table. All control characters, space, '%' and '"', as well as
// non-7-bit clean bytes turn into %xx. The period needs escaping only in the
// last segment of the path, and it makes for happier users if we escape that as
// little as possible.
func PathToPrefix(s string) string {
	slash := strings.LastIndex(s, "/")
	// check for chars that need escaping
	n := 0

// If there is an error, it will be of type [*PathError].
func RemoveAll(path string) error {
	return removeAll(path)
}

// endsWithDot reports whether the final component of path is ".".
func endsWithDot(path string) bool {
	if path == "." {
		return true
	}
	if len(path) >= 2 && path[len(path)-1] == '.' && IsPathSeparator(path[len(path)-2]) {
		return true
	}
	return false

// If the path is empty, Base returns ".".
// If the path consists entirely of slashes, Base returns "/".
func Base(path string) string {
	if path == "" {
		return "."
	}
	// Strip trailing slashes.
	for len(path) > 0 && path[len(path)-1] == '/' {
		path = path[0 : len(path)-1]
	}
	// Find the last element
	if i := bytealg.LastIndexByteString(path, '/'); i >= 0 {
		path = path[i+1:]
	}

limitations under the License.
*/

package path

import (
	"context"
	"fmt"
	"strings"

	"k8s.io/apimachinery/pkg/util/sets"
	"k8s.io/apiserver/pkg/authorization/authorizer"
)

// NewAuthorizer returns an authorizer which accepts a given set of paths.
// Each path is either a fully matching path or it ends in * in case a prefix match is done. A leading / is optional.

    /**
     * Appends the supplied path to this path, returning the new path.
     * The resulting path with be absolute or relative based on the path being appended _to_.
     * It makes no difference if the _appended_ path is absolute or relative.
     *
     * <pre>
     * path(':a:b').append(path(':c:d')) == path(':a:b:c:d')
     * path(':a:b').append(path('c:d')) == path(':a:b:c:d')
     * path('a:b').append(path(':c:d')) == path('a:b:c:d')

    @Override
    public String toString() {
        return "Path{" + "url='" + url + "\'" + "}";
    }


    @Override
    public boolean equals(Object o) {
        if (this == o) {
            return true;
        }
        if (!(o instanceof Path)) {
            return false;
        }
        Path path = (Path) o;
        return Objects.equal(canonicalUrl, path.canonicalUrl);
    }

    @Override

	EscapedPathSeparator = "\\" + PathSeparator
)

// ValidKeyRegex is a regex for a valid path key element.
var ValidKeyRegex = regexp.MustCompile("^[a-zA-Z0-9_-]*$")

// Path is a path in slice form.
type Path []string

// PathFromString converts a string path of form a.b.c to a string slice representation.
func PathFromString(path string) Path {
	path = filepath.Clean(path)