Uses of Class
org.apache.hadoop.fs.Path

Packages that use Path
org.apache.hadoop.conf Configuration of system parameters. 
org.apache.hadoop.dfs A distributed implementation of FileSystem
org.apache.hadoop.fs An abstract file system API. 
org.apache.hadoop.io Generic i/o code for use when reading and writing data to the network, to databases, and to files. 
org.apache.hadoop.mapred A system for scalable, fault-tolerant, distributed computation over large data collections. 
 

Uses of Path in org.apache.hadoop.conf
 

Methods in org.apache.hadoop.conf that return Path
 Path Configuration.getLocalPath(String dirsProp, String path)
          Returns a local file under a directory named in dirsProp with the given path.
 

Methods in org.apache.hadoop.conf with parameters of type Path
 void Configuration.addDefaultResource(Path file)
          Add a default resource.
 void Configuration.addFinalResource(Path file)
          Add a final resource.
 

Uses of Path in org.apache.hadoop.dfs
 

Methods in org.apache.hadoop.dfs that return Path
 Path DistributedFileSystem.getWorkingDirectory()
           
 Path[] DistributedFileSystem.listPathsRaw(Path f)
           
 Path DistributedFileSystem.startLocalOutput(Path fsOutputFile, Path tmpLocalFile)
           
 

Methods in org.apache.hadoop.dfs with parameters of type Path
 void DistributedFileSystem.completeLocalOutput(Path fsOutputFile, Path tmpLocalFile)
          Move completed local data to DFS destination
 void DistributedFileSystem.copyFromLocalFile(Path src, Path dst)
           
 void DistributedFileSystem.copyToLocalFile(Path src, Path dst)
           
 FSOutputStream DistributedFileSystem.createRaw(Path f, boolean overwrite, short replication)
           
 boolean DistributedFileSystem.deleteRaw(Path f)
          Get rid of Path f, whether a true file or dir.
 boolean DistributedFileSystem.exists(Path f)
           
 String[][] DistributedFileSystem.getFileCacheHints(Path f, long start, long len)
           
 long DistributedFileSystem.getLength(Path f)
           
 short DistributedFileSystem.getReplication(Path f)
           
 boolean DistributedFileSystem.isDirectory(Path f)
           
 Path[] DistributedFileSystem.listPathsRaw(Path f)
           
 void DistributedFileSystem.lock(Path f, boolean shared)
           
 boolean DistributedFileSystem.mkdirs(Path f)
           
 void DistributedFileSystem.moveFromLocalFile(Path src, Path dst)
           
 FSInputStream DistributedFileSystem.openRaw(Path f)
           
 void DistributedFileSystem.release(Path f)
           
 boolean DistributedFileSystem.renameRaw(Path src, Path dst)
          Rename files/dirs
 void DistributedFileSystem.reportChecksumFailure(Path f, FSInputStream in, long start, long length, int crc)
           
 boolean DistributedFileSystem.setReplicationRaw(Path src, short replication)
           
 void DistributedFileSystem.setWorkingDirectory(Path dir)
           
 Path DistributedFileSystem.startLocalOutput(Path fsOutputFile, Path tmpLocalFile)
           
 

Uses of Path in org.apache.hadoop.fs
 

Methods in org.apache.hadoop.fs that return Path
static Path FileSystem.getChecksumFile(Path file)
          Return the name of the checksum file associated with a file.
 Path Path.getParent()
          Returns the parent of a path.
 Path LocalFileSystem.getWorkingDirectory()
           
abstract  Path FileSystem.getWorkingDirectory()
          Get the current working directory for the given file system
 Path[] FileSystem.listPaths(Path f)
          List files in a directory.
 Path[] FileSystem.listPaths(Path f, PathFilter filter)
          Filter files in a directory.
 Path[] LocalFileSystem.listPathsRaw(Path f)
           
abstract  Path[] FileSystem.listPathsRaw(Path f)
          List files in a directory.
 Path LocalFileSystem.startLocalOutput(Path fsOutputFile, Path tmpLocalFile)
           
abstract  Path FileSystem.startLocalOutput(Path fsOutputFile, Path tmpLocalFile)
          Returns a local File that the user can write output to.
 Path Path.suffix(String suffix)
          Adds a suffix to a the final name in the path.
 

Methods in org.apache.hadoop.fs with parameters of type Path
 boolean PathFilter.accept(Path path)
          Tests whether or not the specified abstract pathname should be included in a pathname list.
 void LocalFileSystem.completeLocalOutput(Path fsWorkingFile, Path tmpLocalFile)
           
abstract  void FileSystem.completeLocalOutput(Path fsOutputFile, Path tmpLocalFile)
          Called when we're all done writing to the target.
static boolean FileUtil.copy(File src, FileSystem dstFS, Path dst, boolean deleteSource, Configuration conf)
          Copy local files to a FileSystem.
static boolean FileUtil.copy(FileSystem srcFS, Path src, File dst, boolean deleteSource, Configuration conf)
          Copy FileSystem files to local files.
static boolean FileUtil.copy(FileSystem srcFS, Path src, FileSystem dstFS, Path dst, boolean deleteSource, Configuration conf)
          Copy files between FileSystems.
 void LocalFileSystem.copyFromLocalFile(Path src, Path dst)
           
abstract  void FileSystem.copyFromLocalFile(Path src, Path dst)
          The src file is on the local disk.
 void LocalFileSystem.copyToLocalFile(Path src, Path dst)
           
abstract  void FileSystem.copyToLocalFile(Path src, Path dst)
          The src file is under FS, and the dst is on the local disk.
 FSDataOutputStream FileSystem.create(Path f)
          Opens an FSDataOutputStream at the indicated Path.
 FSDataOutputStream FileSystem.create(Path f, boolean overwrite, int bufferSize)
          Opens an FSDataOutputStream at the indicated Path.
 FSDataOutputStream FileSystem.create(Path f, boolean overwrite, int bufferSize, short replication)
          Opens an FSDataOutputStream at the indicated Path.
 FSDataOutputStream FileSystem.create(Path f, short replication)
          Opens an FSDataOutputStream at the indicated Path.
 boolean FileSystem.createNewFile(Path f)
          Creates the given Path as a brand-new zero-length file.
 FSOutputStream LocalFileSystem.createRaw(Path f, boolean overwrite, short replication)
           
abstract  FSOutputStream FileSystem.createRaw(Path f, boolean overwrite, short replication)
          Opens an OutputStream at the indicated Path.
 boolean FileSystem.delete(Path f)
          Delete a file.
 boolean LocalFileSystem.deleteRaw(Path p)
           
abstract  boolean FileSystem.deleteRaw(Path f)
          Deletes Path
 boolean LocalFileSystem.exists(Path f)
           
abstract  boolean FileSystem.exists(Path f)
          Check if exists.
static Path FileSystem.getChecksumFile(Path file)
          Return the name of the checksum file associated with a file.
 String[][] LocalFileSystem.getFileCacheHints(Path f, long start, long len)
          Return 1x1 'localhost' cell if the file exists.
abstract  String[][] FileSystem.getFileCacheHints(Path f, long start, long len)
          Return a 2D array of size 1x1 or greater, containing hostnames where portions of the given file can be found.
 long LocalFileSystem.getLength(Path f)
           
abstract  long FileSystem.getLength(Path f)
          The number of bytes in a file.
 short LocalFileSystem.getReplication(Path f)
          Replication is not supported for the local file system.
abstract  short FileSystem.getReplication(Path src)
          Get replication.
static boolean FileSystem.isChecksumFile(Path file)
          Return true iff file is a checksum file name.
 boolean LocalFileSystem.isDirectory(Path f)
           
abstract  boolean FileSystem.isDirectory(Path f)
          True iff the named path is a directory.
 boolean FileSystem.isFile(Path f)
          True iff the named path is a regular file.
 Path[] FileSystem.listPaths(Path f)
          List files in a directory.
 Path[] FileSystem.listPaths(Path f, PathFilter filter)
          Filter files in a directory.
 Path[] LocalFileSystem.listPathsRaw(Path f)
           
abstract  Path[] FileSystem.listPathsRaw(Path f)
          List files in a directory.
 void LocalFileSystem.lock(Path p, boolean shared)
           
abstract  void FileSystem.lock(Path f, boolean shared)
          Obtain a lock on the given Path
 boolean LocalFileSystem.mkdirs(Path f)
           
abstract  boolean FileSystem.mkdirs(Path f)
          Make the given file and all non-existent parents into directories.
 void LocalFileSystem.moveFromLocalFile(Path src, Path dst)
           
abstract  void FileSystem.moveFromLocalFile(Path src, Path dst)
          The src file is on the local disk.
 FSDataInputStream FileSystem.open(Path f)
          Opens an FSDataInputStream at the indicated Path.
 FSDataInputStream FileSystem.open(Path f, int bufferSize)
          Opens an FSDataInputStream at the indicated Path.
 FSInputStream LocalFileSystem.openRaw(Path f)
           
abstract  FSInputStream FileSystem.openRaw(Path f)
          Opens an InputStream for the indicated Path, whether local or via DFS.
 File LocalFileSystem.pathToFile(Path path)
          Convert a path to a File.
 void LocalFileSystem.release(Path p)
           
abstract  void FileSystem.release(Path f)
          Release the lock
 boolean FileSystem.rename(Path src, Path dst)
          Renames Path src to Path dst.
 boolean LocalFileSystem.renameRaw(Path src, Path dst)
           
abstract  boolean FileSystem.renameRaw(Path src, Path dst)
          Renames Path src to Path dst.
 void LocalFileSystem.reportChecksumFailure(Path p, FSInputStream in, long start, long length, int crc)
          Moves files to a bad file directory on the same device, so that their storage will not be reused.
abstract  void FileSystem.reportChecksumFailure(Path f, FSInputStream in, long start, long length, int crc)
          Report a checksum error to the file system.
 boolean FileSystem.setReplication(Path src, short replication)
          Set replication for an existing file.
 boolean LocalFileSystem.setReplicationRaw(Path src, short replication)
           
abstract  boolean FileSystem.setReplicationRaw(Path src, short replication)
          Set replication for an existing file.
 void LocalFileSystem.setWorkingDirectory(Path newDir)
          Set the working directory to the given directory.
abstract  void FileSystem.setWorkingDirectory(Path new_dir)
          Set the current working directory for the given file system.
 Path LocalFileSystem.startLocalOutput(Path fsOutputFile, Path tmpLocalFile)
           
abstract  Path FileSystem.startLocalOutput(Path fsOutputFile, Path tmpLocalFile)
          Returns a local File that the user can write output to.
 

Constructors in org.apache.hadoop.fs with parameters of type Path
FSDataInputStream(FileSystem fs, Path file, Configuration conf)
           
FSDataInputStream(FileSystem fs, Path file, int bufferSize, Configuration conf)
           
FSDataOutputStream(FileSystem fs, Path file, boolean overwrite, Configuration conf, int bufferSize, short replication)
           
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 parent, Path child)
          Resolve a child path against a parent path.
 

Uses of Path in org.apache.hadoop.io
 

Methods in org.apache.hadoop.io with parameters of type Path
static long MapFile.fix(FileSystem fs, Path dir, Class keyClass, Class valueClass, boolean dryrun, Configuration conf)
          This method attempts to fix a corrupt MapFile by re-creating its index.
 void SequenceFile.Sorter.merge(Path[] inFiles, Path outFile)
          Merge the provided files.
 void SequenceFile.Sorter.merge(Path[] inFiles, Path outFile)
          Merge the provided files.
 void SequenceFile.Sorter.sort(Path inFile, Path outFile)
          Perform a file sort.
 

Constructors in org.apache.hadoop.io with parameters of type Path
SequenceFile.Reader(FileSystem fs, Path file, Configuration conf)
          Open the named file.
SequenceFile.Writer(FileSystem fs, Path name, Class keyClass, Class valClass)
          Create the named file.
SequenceFile.Writer(FileSystem fs, Path name, Class keyClass, Class valClass, boolean compress)
          Create the named file.
 

Uses of Path in org.apache.hadoop.mapred
 

Methods in org.apache.hadoop.mapred that return Path
 Path[] JobConf.getInputPaths()
           
 Path JobConf.getLocalPath(String pathString)
          Constructs a local file name.
 Path JobConf.getOutputPath()
           
 Path FileSplit.getPath()
          The file containing this split's data.
 Path JobConf.getSystemDir()
           
 Path JobConf.getWorkingDirectory()
          Get the current working directory for the default file system.
protected  Path[] SequenceFileInputFormat.listPaths(FileSystem fs, JobConf job)
           
protected  Path[] InputFormatBase.listPaths(FileSystem fs, JobConf job)
          List input directories.
 

Methods in org.apache.hadoop.mapred with parameters of type Path
 void JobConf.addInputPath(Path dir)
           
static SequenceFile.Reader[] SequenceFileOutputFormat.getReaders(Configuration conf, Path dir)
          Open the output generated by this format.
static MapFile.Reader[] MapFileOutputFormat.getReaders(FileSystem fs, Path dir, Configuration conf)
          Open the output generated by this format.
 void JobConf.setInputPath(Path dir)
           
 void JobConf.setOutputPath(Path dir)
           
 void JobConf.setWorkingDirectory(Path dir)
          Set the current working directory for the default file system
 

Constructors in org.apache.hadoop.mapred with parameters of type Path
FileSplit(Path file, long start, long length)
          Constructs a split.
JobConf(Path config)
          Construct a map/reduce configuration.
 



Copyright © 2006 The Apache Software Foundation