org.apache.commons.io.input

Interface Tailer.Tailable

Enclosing class:

Tailer

public static interface Tailer.Tailable

A tailable resource like a file.

Since:

2.12.0

Method Summary

Modifier and Type	Method and Description
Tailer.RandomAccessResourceBridge	getRandomAccess(java.lang.String mode) Creates a random access file stream to read.
boolean	isNewer(java.nio.file.attribute.FileTime fileTime) Tests if this tailable is newer than the specified FileTime.
java.nio.file.attribute.FileTime	lastModifiedFileTime() Gets the last modification FileTime.
long	size() Gets the size of this tailable.

Method Detail

getRandomAccess

Tailer.RandomAccessResourceBridge getRandomAccess(java.lang.String mode)
                                           throws java.io.FileNotFoundException

Creates a random access file stream to read.

Parameters:

mode - the access mode, by default this is for RandomAccessFile.

Returns:

a random access file stream to read.

Throws:

java.io.FileNotFoundException - if the tailable object does not exist.

isNewer

boolean isNewer(java.nio.file.attribute.FileTime fileTime)
         throws java.io.IOException

Tests if this tailable is newer than the specified FileTime.

Parameters:

fileTime - the file time reference.

Returns:

true if the File exists and has been modified after the given FileTime.

Throws:

java.io.IOException - if an I/O error occurs.

lastModifiedFileTime

java.nio.file.attribute.FileTime lastModifiedFileTime()
                                               throws java.io.IOException

Gets the last modification FileTime.

Returns:

See Files.getLastModifiedTime(Path, LinkOption...).

Throws:

java.io.IOException - if an I/O error occurs.

size

long size()
   throws java.io.IOException

Gets the size of this tailable.

Returns:

The size, in bytes, of this tailable, or 0 if the file does not exist. Some operating systems may return 0 for path names denoting system-dependent entities such as devices or pipes.

Throws:

java.io.IOException - if an I/O error occurs.