Package org.terrier.realtime.memory.fields

Class MemoryFieldsLexiconEntry

java.lang.Object

org.terrier.structures.LexiconEntry

org.terrier.realtime.memory.MemoryLexiconEntry

org.terrier.realtime.memory.fields.MemoryFieldsLexiconEntry

All Implemented Interfaces:

java.io.Serializable, org.apache.hadoop.io.Writable, MemoryPointer, EntryStatistics, FieldEntryStatistics, Pointer

public class MemoryFieldsLexiconEntry
extends MemoryLexiconEntry
implements FieldEntryStatistics

Lexicon entry (fields).

Since:

4.0

Author:

Stuart Mackie

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor	Description
MemoryFieldsLexiconEntry(int termid)	Constructor (termid).
MemoryFieldsLexiconEntry(int df, int tf, int[] fields)	Constructor (df, tf, fields).
MemoryFieldsLexiconEntry(int termid, int df, int tf, int[] fields)	Constructor (termid, df, tf, fields).

Method Summary

Modifier and Type	Method	Description
void	add(EntryStatistics le)	Increment the statistics of this object by that of another.
int[]	getFieldFrequencies()	Return the frequencies (total numbers of occurrences) of the term for each field.
void	subtract(EntryStatistics le)	Decrement the statistics of this object by that of another.

Methods inherited from class org.terrier.realtime.memory.MemoryLexiconEntry

clone, getDocumentFrequency, getFrequency, getMaxFrequencyInDocuments, getNumberOfEntries, getPointer, getTermId, pointerToString, readFields, setDocumentFrequency, setFrequency, setMaxFrequencyInDocuments, setNumberOfEntries, setPointer, setStatistics, setTermId, write

Methods inherited from class org.terrier.structures.LexiconEntry

equals, getWritableEntryStatistics, hashCode, toString

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.terrier.structures.EntryStatistics

getDocumentFrequency, getFrequency, getMaxFrequencyInDocuments, getTermId, getWritableEntryStatistics, setDocumentFrequency, setFrequency, setMaxFrequencyInDocuments

Constructor Detail

MemoryFieldsLexiconEntry

public MemoryFieldsLexiconEntry(int termid,
                                int df,
                                int tf,
                                int[] fields)

Constructor (termid, df, tf, fields).

MemoryFieldsLexiconEntry

public MemoryFieldsLexiconEntry(int df,
                                int tf,
                                int[] fields)

Constructor (df, tf, fields).

MemoryFieldsLexiconEntry

public MemoryFieldsLexiconEntry(int termid)

Constructor (termid).

Method Detail

getFieldFrequencies

public int[] getFieldFrequencies()

Return the frequencies (total numbers of occurrences) of the term for each field.

Specified by:

getFieldFrequencies in interface FieldEntryStatistics

Returns:

the frequencies (total numbers of occurrences) of the term for each field.

add

public void add(EntryStatistics le)

Increment the statistics of this object by that of another.

Specified by:

add in interface EntryStatistics

Overrides:

add in class MemoryLexiconEntry

Parameters:

le - the other object whose statistics are used to increment the statistics of this object.

subtract

public void subtract(EntryStatistics le)

Decrement the statistics of this object by that of another.

Specified by:

subtract in interface EntryStatistics

Overrides:

subtract in class MemoryLexiconEntry

Parameters:

le - the other object whose statistics are used to decrement the statistics of this object.