Package org.apache.nutch.segment

Class SegmentPart

java.lang.Object

org.apache.nutch.segment.SegmentPart

public class SegmentPart
extends Object

Utility class for handling information about segment parts.

Author:

Andrzej Bialecki

Field Summary

Fields

Modifier and Type	Field	Description
String	partName	Name of the segment part (ie.
String	segmentName	Name of the segment (just the last path component).

Constructor Summary

Constructors

Constructor	Description
SegmentPart()
SegmentPart(String segmentName, String partName)

Method Summary

Modifier and Type	Method	Description
static SegmentPart	get(String path)	Create SegmentPart from a full path of a location inside any segment part.
static SegmentPart	get(FileSplit split)	Create SegmentPart from a FileSplit.
static SegmentPart	parse(String string)	Create SegmentPart from a String in format "segmentName/partName".
String	toString()	Return a String representation of this class, in the form "segmentName/partName".

Methods inherited from class java.lang.Object

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

Field Detail

segmentName

public String segmentName

Name of the segment (just the last path component).

partName

public String partName

Name of the segment part (ie. one of subdirectories inside a segment).

Constructor Detail

SegmentPart

public SegmentPart()

SegmentPart

public SegmentPart(String segmentName,
                   String partName)

Method Detail

toString

public String toString()

Return a String representation of this class, in the form "segmentName/partName".

Overrides:

toString in class Object

get

public static SegmentPart get(FileSplit split)
                       throws IOException

Create SegmentPart from a FileSplit.

Parameters:

split - a FileSplit segment part

Returns:

a SegmentPart resultant from a FileSplit.

Throws:

IOException - if there is a fatal error locating the split

get

public static SegmentPart get(String path)
                       throws IOException

Create SegmentPart from a full path of a location inside any segment part.

Parameters:

path - full path into a segment part (may include "part-xxxxx" components)

Returns:

SegmentPart instance describing this part.

Throws:

IOException - if any required path components are missing.

parse

public static SegmentPart parse(String string)
                         throws IOException

Create SegmentPart from a String in format "segmentName/partName".

Parameters:

string - input String

Returns:

parsed instance of SegmentPart

Throws:

IOException - if "/" is missing.