com.bigdata.search

Class AbstractIndexTask<V extends Comparable<V>>

java.lang.Object

com.bigdata.search.AbstractIndexTask<V>

Type Parameters:

V - The generic type of the document identifier.

Direct Known Subclasses:

CountIndexTask, ReadIndexTask

public abstract class AbstractIndexTask<V extends Comparable<V>>
extends Object

Set up the from and to keys for the ReadIndexTask and CountIndexTask.

Field Summary

Fields

Modifier and Type	Field and Description
protected byte[]	fromKey
protected int	numQueryTerms
protected String	queryTerm
protected int	queryTermNdx
protected double	queryTermWeight
protected byte[]	toKey

Constructor Summary

Constructors

Constructor and Description
AbstractIndexTask(String termText, int termNdx, int numTerms, boolean prefixMatch, double queryTermWeight, FullTextIndex<V> searchEngine) Setup a task that will perform a range scan for entries matching the search term.

Method Summary

Methods inherited from class java.lang.Object

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

Field Detail

queryTerm

protected final String queryTerm

queryTermNdx

protected final int queryTermNdx

numQueryTerms

protected final int numQueryTerms

queryTermWeight

protected final double queryTermWeight

fromKey

protected final byte[] fromKey

toKey

protected final byte[] toKey

Constructor Detail

AbstractIndexTask

public AbstractIndexTask(String termText,
                 int termNdx,
                 int numTerms,
                 boolean prefixMatch,
                 double queryTermWeight,
                 FullTextIndex<V> searchEngine)

Setup a task that will perform a range scan for entries matching the search term.

Parameters:

termText - The term text for the search term.

termNdx - The index of this term within the overall search.

numTerms - The overall number of search terms.

prefixMatch - When true any term having termText as a prefix will be matched. Otherwise the term must be an exact match for the termText.

queryTermWeight - The weight for the search term.

searchEngine - The search engine.