org.wltea.analyzer.lucene

Class IKQueryParser

java.lang.Object

org.wltea.analyzer.lucene.IKQueryParser

public final class IKQueryParser
extends Object

IK查询分析器 实现了对分词歧义结果的非冲突排列组合 有效的优化对歧义关键词的搜索命中 针对IK Analyzer V3的优化实现

Author:

林良益

Constructor Summary

Constructors

Constructor and Description
IKQueryParser()

Method Summary

Modifier and Type	Method and Description
static void	main(String[] args)
static org.apache.lucene.search.Query	parse(String ikQueryExp) 解析IK简易查询表达式
static org.apache.lucene.search.Query	parse(String field, String query) 单连续字窜（不带空格符）单Field查询分析
static org.apache.lucene.search.Query	parseMultiField(String[] fields, String query) 多Field,单条件查询分析
static org.apache.lucene.search.Query	parseMultiField(String[] fields, String[] queries) 多Field多条件查询分析
static org.apache.lucene.search.Query	parseMultiField(String[] fields, String[] queries, org.apache.lucene.search.BooleanClause.Occur[] flags) 多Field,多条件,多Occur查询分析
static org.apache.lucene.search.Query	parseMultiField(String[] fields, String query, org.apache.lucene.search.BooleanClause.Occur[] flags) 多Field,单条件,多Occur查询分析
static void	setMaxWordLength(boolean isMaxWordLength) 设置分词策略 isMaxWordLength = true 采用最大词长分词

Methods inherited from class java.lang.Object

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

Constructor Detail

IKQueryParser

public IKQueryParser()

Method Detail

setMaxWordLength

public static void setMaxWordLength(boolean isMaxWordLength)

设置分词策略 isMaxWordLength = true 采用最大词长分词

Parameters:

isMaxWordLength -

parse

public static org.apache.lucene.search.Query parse(String field,
                                                   String query)

单连续字窜（不带空格符）单Field查询分析

Parameters:

field -

query -

Returns:

parse

public static org.apache.lucene.search.Query parse(String ikQueryExp)

解析IK简易查询表达式

Parameters:

ikQueryExp -

Returns:

Query 查询逻辑对象

parseMultiField

public static org.apache.lucene.search.Query parseMultiField(String[] fields,
                                                             String query)
                                                      throws IOException

多Field,单条件查询分析

Parameters:

fields - -- Document fields name

query - -- keyword

Returns:

Query 查询逻辑对象

Throws:

IOException

parseMultiField

public static org.apache.lucene.search.Query parseMultiField(String[] fields,
                                                             String query,
                                                             org.apache.lucene.search.BooleanClause.Occur[] flags)
                                                      throws IOException

多Field,单条件,多Occur查询分析

Parameters:

fields - -- Document fields name

query - -- keyword

flags - -- BooleanClause

Returns:

Query 查询逻辑对象

Throws:

IOException

parseMultiField

public static org.apache.lucene.search.Query parseMultiField(String[] fields,
                                                             String[] queries)
                                                      throws IOException

多Field多条件查询分析

Parameters:

fields -

queries -

Returns:

Query 查询逻辑对象

Throws:

IOException

parseMultiField

public static org.apache.lucene.search.Query parseMultiField(String[] fields,
                                                             String[] queries,
                                                             org.apache.lucene.search.BooleanClause.Occur[] flags)
                                                      throws IOException

多Field,多条件,多Occur查询分析

Parameters:

fields -

queries -

flags -

Returns:

Query 查询逻辑对象

Throws:

IOException

main

public static void main(String[] args)