Uses of Interface
net.nutch.io.WritableComparable

Packages that use WritableComparable

net.nutch.db	Web database: tracks page fetches and link structure.
net.nutch.indexer	Maintain Lucene full-text indexes.
net.nutch.io	Generic i/o code for use when reading and writing data to the network, to databases, and to files.
net.nutch.tools

Uses of WritableComparable in net.nutch.db

Classes in net.nutch.db that implement WritableComparable

static class	DistributedWebDBWriter.LinkInstruction Holds an instruction over a Link.
static class	DistributedWebDBWriter.PageInstruction PageInstruction holds an operation over a Page.
class	Link This is the field in the Link Database.
class	Page A row in the Page Database.
static class	WebDBWriter.LinkInstruction Holds an instruction over a Link.
static class	WebDBWriter.PageInstruction PageInstruction holds an operation over a Page.

Methods in net.nutch.db that return WritableComparable

abstract WritableComparable	EditSectionGroupWriter.KeyExtractor.extractInnerKey(WritableComparable key)
WritableComparable	EditSectionGroupWriter.PageURLExtractor.extractInnerKey(WritableComparable key)
WritableComparable	EditSectionGroupWriter.PageMD5Extractor.extractInnerKey(WritableComparable key)
WritableComparable	EditSectionGroupWriter.LinkURLExtractor.extractInnerKey(WritableComparable key)
WritableComparable	EditSectionGroupWriter.LinkMD5Extractor.extractInnerKey(WritableComparable key)

Methods in net.nutch.db with parameters of type WritableComparable

int	WebDBWriter.PageInstruction.UrlComparator.compare(WritableComparable a, WritableComparable b) We need to sort by ordered URLs.
int	WebDBWriter.LinkInstruction.MD5Comparator.compare(WritableComparable a, WritableComparable b)
int	WebDBWriter.LinkInstruction.UrlComparator.compare(WritableComparable a, WritableComparable b)
void	EditSectionWriter.append(WritableComparable key, Writable val) Add a key/val pair
void	EditSectionGroupWriter.append(WritableComparable key, Writable val) Add an instruction and append it.
abstract WritableComparable	EditSectionGroupWriter.KeyExtractor.extractInnerKey(WritableComparable key)
WritableComparable	EditSectionGroupWriter.PageURLExtractor.extractInnerKey(WritableComparable key)
WritableComparable	EditSectionGroupWriter.PageMD5Extractor.extractInnerKey(WritableComparable key)
WritableComparable	EditSectionGroupWriter.LinkURLExtractor.extractInnerKey(WritableComparable key)
WritableComparable	EditSectionGroupWriter.LinkMD5Extractor.extractInnerKey(WritableComparable key)
int	DistributedWebDBWriter.PageInstruction.UrlComparator.compare(WritableComparable a, WritableComparable b) We need to sort by ordered URLs.
int	DistributedWebDBWriter.LinkInstruction.MD5Comparator.compare(WritableComparable a, WritableComparable b)
int	DistributedWebDBWriter.LinkInstruction.UrlComparator.compare(WritableComparable a, WritableComparable b)
int	Link.UrlComparator.compare(WritableComparable a, WritableComparable b)
int	Link.MD5Comparator.compare(WritableComparable a, WritableComparable b)
int	Page.UrlComparator.compare(WritableComparable a, WritableComparable b)

Uses of WritableComparable in net.nutch.indexer

Classes in net.nutch.indexer that implement WritableComparable

static class

DeleteDuplicates.IndexedDoc The key used in sorting for duplicates.

Uses of WritableComparable in net.nutch.io

Classes in net.nutch.io that implement WritableComparable

class	BooleanWritable A WritableComparable for booleans.
class	IntWritable A WritableComparable for ints.
class	LongWritable A WritableComparable for longs.
class	MD5Hash A Writable for MD5 hash values.
class	UTF8 A WritableComparable for strings that uses the UTF8 encoding.

Methods in net.nutch.io that return WritableComparable

WritableComparable	SetFile.Reader.get(WritableComparable key) Read the matching key from a set into key.
WritableComparable	WritableComparator.newKey() Construct a new WritableComparable instance.

Methods in net.nutch.io with parameters of type WritableComparable

void	SetFile.Writer.append(WritableComparable key) Append a key to a set.
boolean	SetFile.Reader.seek(WritableComparable key)
boolean	SetFile.Reader.next(WritableComparable key) Read the next key in a set into key.
WritableComparable	SetFile.Reader.get(WritableComparable key) Read the matching key from a set into key.
void	MapFile.Writer.append(WritableComparable key, Writable val) Append a key/value pair to the map.
boolean	MapFile.Reader.seek(WritableComparable key) Positions the reader at the named key, or if none such exists, at the first entry after the named key.
boolean	MapFile.Reader.next(WritableComparable key, Writable val) Read the next key/value pair in the map into key and val.
Writable	MapFile.Reader.get(WritableComparable key, Writable val) Return the value for the named key, or null if none exists.
int	WritableComparator.compare(WritableComparable a, WritableComparable b) Compare two WritableComparables.

Uses of WritableComparable in net.nutch.tools

Classes in net.nutch.tools that implement WritableComparable

static class

FetchListTool.SortableScore SortableScore is just a WritableComparable Float!