org.apache.oozie.action.hadoop

Class FsELFunctions

java.lang.Object

org.apache.oozie.action.hadoop.FsELFunctions

public class FsELFunctions
extends Object

EL function for fs action executor.

Constructor Summary

Constructors

Constructor and Description
FsELFunctions()

Method Summary

Modifier and Type	Method and Description
static long	fs_blockSize(String pathUri) Return the file block size in bytes.
static long	fs_dirSize(String pathUri) Return the size of all files in the directory, it is not recursive.
static boolean	fs_exists(String pathUri) Return if a path exists.
static long	fs_fileSize(String pathUri) Return the len of a file.
static boolean	fs_isDir(String pathUri) Return if a path is a directory.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

FsELFunctions

public FsELFunctions()

Method Detail

fs_exists

public static boolean fs_exists(String pathUri)
                         throws Exception

Return if a path exists.

Parameters:

pathUri - file system path uri.

Returns:

true if the path exists, false if it does not.

Throws:

Exception

fs_isDir

public static boolean fs_isDir(String pathUri)
                        throws Exception

Return if a path is a directory.

Parameters:

pathUri - fs path uri.

Returns:

true if the path exists and it is a directory, false otherwise.

Throws:

Exception

fs_fileSize

public static long fs_fileSize(String pathUri)
                        throws Exception

Return the len of a file.

Parameters:

pathUri - file system path uri.

Returns:

the file len in bytes, -1 if the file does not exist or if it is a directory.

Throws:

Exception

fs_dirSize

public static long fs_dirSize(String pathUri)
                       throws Exception

Return the size of all files in the directory, it is not recursive.

Parameters:

pathUri - file system path uri.

Returns:

the size of all files in the directory, -1 if the directory does not exist or if it is a file.

Throws:

Exception

fs_blockSize

public static long fs_blockSize(String pathUri)
                         throws Exception

Return the file block size in bytes.

Parameters:

pathUri - file system path uri.

Returns:

the block size of the file in bytes, -1 if the file does not exist or if it is a directory.

Throws:

Exception