org.elasticsearch.index.query

Class SimpleQueryParser

java.lang.Object

org.apache.lucene.util.QueryBuilder

org.apache.lucene.queryparser.simple.SimpleQueryParser

org.elasticsearch.index.query.SimpleQueryParser

public class SimpleQueryParser
extends org.apache.lucene.queryparser.simple.SimpleQueryParser

Wrapper class for Lucene's SimpleQueryParser that allows us to redefine different types of queries.

Field Summary

Fields inherited from class org.apache.lucene.queryparser.simple.SimpleQueryParser

AND_OPERATOR, ESCAPE_OPERATOR, flags, FUZZY_OPERATOR, NEAR_OPERATOR, NOT_OPERATOR, OR_OPERATOR, PHRASE_OPERATOR, PRECEDENCE_OPERATORS, PREFIX_OPERATOR, weights, WHITESPACE_OPERATOR

Fields inherited from class org.apache.lucene.util.QueryBuilder

analyzer, autoGenerateMultiTermSynonymsPhraseQuery, enableGraphQueries, enablePositionIncrements

Constructor Summary

Constructors

Constructor and Description
SimpleQueryParser(org.apache.lucene.analysis.Analyzer analyzer, java.util.Map<java.lang.String,java.lang.Float> weights, int flags, org.elasticsearch.index.query.SimpleQueryParser.Settings settings, QueryShardContext context) Creates a new parser with custom flags used to enable/disable certain features.

Method Summary

Modifier and Type	Method and Description
protected org.apache.lucene.search.spans.SpanQuery	analyzeGraphPhrase(org.apache.lucene.analysis.TokenStream source, java.lang.String field, int phraseSlop) See MapperQueryParser.analyzeGraphPhraseWithLimit(org.apache.lucene.analysis.TokenStream, java.lang.String, int, org.apache.lucene.queryparser.classic.MapperQueryParser.CheckedBiFunction<org.apache.lucene.analysis.TokenStream, java.lang.String, org.apache.lucene.search.spans.SpanQuery>, boolean)
protected org.apache.lucene.search.Query	createFieldQuery(org.apache.lucene.analysis.Analyzer analyzer, org.apache.lucene.search.BooleanClause.Occur operator, java.lang.String field, java.lang.String queryText, boolean quoted, int phraseSlop) Checks if graph analysis should be enabled for the field depending on the provided Analyzer
org.apache.lucene.search.Query	newDefaultQuery(java.lang.String text)
org.apache.lucene.search.Query	newFuzzyQuery(java.lang.String text, int fuzziness) Dispatches to Lucene's SimpleQueryParser's newFuzzyQuery, optionally lowercasing the term first
org.apache.lucene.search.Query	newPhraseQuery(java.lang.String text, int slop)
org.apache.lucene.search.Query	newPrefixQuery(java.lang.String text) Dispatches to Lucene's SimpleQueryParser's newPrefixQuery, optionally lowercasing the term first or trying to analyze terms
protected org.apache.lucene.search.Query	newTermQuery(org.apache.lucene.index.Term term)

Methods inherited from class org.apache.lucene.queryparser.simple.SimpleQueryParser

getDefaultOperator, parse, setDefaultOperator, simplify

Methods inherited from class org.apache.lucene.util.QueryBuilder

add, analyzeBoolean, analyzeGraphBoolean, analyzeMultiBoolean, analyzeMultiPhrase, analyzePhrase, analyzeTerm, createBooleanQuery, createBooleanQuery, createFieldQuery, createMinShouldMatchQuery, createPhraseQuery, createPhraseQuery, createSpanQuery, getAnalyzer, getAutoGenerateMultiTermSynonymsPhraseQuery, getEnableGraphQueries, getEnablePositionIncrements, newBooleanQuery, newGraphSynonymQuery, newMultiPhraseQueryBuilder, newSynonymQuery, setAnalyzer, setAutoGenerateMultiTermSynonymsPhraseQuery, setEnableGraphQueries, setEnablePositionIncrements

Methods inherited from class java.lang.Object

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

Constructor Detail

SimpleQueryParser

public SimpleQueryParser(org.apache.lucene.analysis.Analyzer analyzer,
                         java.util.Map<java.lang.String,java.lang.Float> weights,
                         int flags,
                         org.elasticsearch.index.query.SimpleQueryParser.Settings settings,
                         QueryShardContext context)

Creates a new parser with custom flags used to enable/disable certain features.

Method Detail

newTermQuery

protected org.apache.lucene.search.Query newTermQuery(org.apache.lucene.index.Term term)

Overrides:

newTermQuery in class org.apache.lucene.util.QueryBuilder

newDefaultQuery

public org.apache.lucene.search.Query newDefaultQuery(java.lang.String text)

Overrides:

newDefaultQuery in class org.apache.lucene.queryparser.simple.SimpleQueryParser

newFuzzyQuery

public org.apache.lucene.search.Query newFuzzyQuery(java.lang.String text,
                                                    int fuzziness)

Dispatches to Lucene's SimpleQueryParser's newFuzzyQuery, optionally lowercasing the term first

Overrides:

newFuzzyQuery in class org.apache.lucene.queryparser.simple.SimpleQueryParser

newPhraseQuery

public org.apache.lucene.search.Query newPhraseQuery(java.lang.String text,
                                                     int slop)

Overrides:

newPhraseQuery in class org.apache.lucene.queryparser.simple.SimpleQueryParser

newPrefixQuery

public org.apache.lucene.search.Query newPrefixQuery(java.lang.String text)

Dispatches to Lucene's SimpleQueryParser's newPrefixQuery, optionally lowercasing the term first or trying to analyze terms

Overrides:

newPrefixQuery in class org.apache.lucene.queryparser.simple.SimpleQueryParser

createFieldQuery

protected org.apache.lucene.search.Query createFieldQuery(org.apache.lucene.analysis.Analyzer analyzer,
                                                          org.apache.lucene.search.BooleanClause.Occur operator,
                                                          java.lang.String field,
                                                          java.lang.String queryText,
                                                          boolean quoted,
                                                          int phraseSlop)

Checks if graph analysis should be enabled for the field depending on the provided Analyzer

Overrides:

createFieldQuery in class org.apache.lucene.util.QueryBuilder

analyzeGraphPhrase

protected org.apache.lucene.search.spans.SpanQuery analyzeGraphPhrase(org.apache.lucene.analysis.TokenStream source,
                                                                      java.lang.String field,
                                                                      int phraseSlop)
                                                               throws java.io.IOException

See MapperQueryParser.analyzeGraphPhraseWithLimit(org.apache.lucene.analysis.TokenStream, java.lang.String, int, org.apache.lucene.queryparser.classic.MapperQueryParser.CheckedBiFunction<org.apache.lucene.analysis.TokenStream, java.lang.String, org.apache.lucene.search.spans.SpanQuery>, boolean)

Overrides:

analyzeGraphPhrase in class org.apache.lucene.util.QueryBuilder

Throws:

java.io.IOException