@Stringable @InterfaceAudience.Public @InterfaceStability.Stable public class Path extends Object implements Comparable
FileSystem
.
Path strings use slash as the directory separator. A path string is
absolute if it begins with a slash.Modifier and Type | Field and Description |
---|---|
static String |
CUR_DIR |
static String |
SEPARATOR
The directory separator, a slash.
|
static char |
SEPARATOR_CHAR |
static boolean |
WINDOWS |
Constructor and Description |
---|
Path(Path parent,
Path child)
Resolve a child path against a parent path.
|
Path(Path parent,
String child)
Resolve a child path against a parent path.
|
Path(String pathString)
Construct a path from a String.
|
Path(String parent,
Path child)
Resolve a child path against a parent path.
|
Path(String parent,
String child)
Resolve a child path against a parent path.
|
Path(String scheme,
String authority,
String path)
Construct a Path from components.
|
Path(URI aUri)
Construct a path from a URI
|
Modifier and Type | Method and Description |
---|---|
int |
compareTo(Object o) |
int |
depth()
Return the number of elements in this path.
|
boolean |
equals(Object o) |
FileSystem |
getFileSystem(Configuration conf)
Return the FileSystem that owns this Path.
|
String |
getName()
Returns the final component of this path.
|
Path |
getParent()
Returns the parent of a path or null if at root.
|
static Path |
getPathWithoutSchemeAndAuthority(Path path) |
int |
hashCode() |
boolean |
isAbsolute()
There is some ambiguity here.
|
boolean |
isAbsoluteAndSchemeAuthorityNull()
Is an absolute path (ie a slash relative path part)
AND a scheme is null AND authority is null.
|
boolean |
isRoot() |
boolean |
isUriPathAbsolute()
True if the path component (i.e.
|
static boolean |
isWindowsAbsolutePath(String pathString,
boolean slashed)
Determine whether a given path string represents an absolute path on
Windows.
|
Path |
makeQualified(FileSystem fs)
Deprecated.
|
Path |
makeQualified(URI defaultUri,
Path workingDir)
Returns a qualified path object.
|
static Path |
mergePaths(Path path1,
Path path2)
Merge 2 paths such that the second path is appended relative to the first.
|
Path |
suffix(String suffix)
Adds a suffix to the final name in the path.
|
String |
toString() |
URI |
toUri()
Convert this to a URI.
|
public static final String SEPARATOR
public static final char SEPARATOR_CHAR
public static final String CUR_DIR
public static final boolean WINDOWS
public Path(String pathString) throws IllegalArgumentException
IllegalArgumentException
public Path(URI aUri)
public static Path mergePaths(Path path1, Path path2)
path1
- Path first pathpath2
- Path second path, to be appended relative to path1public static boolean isWindowsAbsolutePath(String pathString, boolean slashed)
pathString
- Supplies the path string to evaluate.slashed
- true if the given path is prefixed with "/".public URI toUri()
public FileSystem getFileSystem(Configuration conf) throws IOException
IOException
public boolean isAbsoluteAndSchemeAuthorityNull()
public boolean isUriPathAbsolute()
public boolean isAbsolute()
public boolean isRoot()
public String getName()
public Path getParent()
public int compareTo(Object o)
compareTo
in interface Comparable
public int depth()
@Deprecated public Path makeQualified(FileSystem fs)
makeQualified(URI, Path)
@InterfaceAudience.LimitedPrivate(value={"HDFS","MapReduce"}) public Path makeQualified(URI defaultUri, Path workingDir)
Copyright © 2013 Apache Software Foundation. All rights reserved.