Package | Description |
---|---|
org.terrier.matching |
Provides the classes and interfaces used for matching documents
to queries.
|
org.terrier.matching.dsms |
Provides the interface and the classes for modifying the scores
of documents after an score has been assigned to documents, or
implementing the combination of evidence.
|
org.terrier.querying |
Provides the interfaces and classes for the querying
API of the Terrier platform, the controls, post processors
and filters.
|
org.terrier.querying.parser |
Provides the parser specification and the classes that implement
the query language of the Terrier platform.
|
Modifier and Type | Field and Description |
---|---|
protected Query |
MatchingQueryTerms.query
The original query as it came from the parser, in case any TSMs or DSMs
wish to refer to it
|
Modifier and Type | Method and Description |
---|---|
Query |
MatchingQueryTerms.getQuery()
Returns guess what?
|
Modifier and Type | Method and Description |
---|---|
void |
MatchingQueryTerms.setQuery(Query q)
Allows the manager to set the query that was used to
query the system.
|
Modifier and Type | Field and Description |
---|---|
protected List<Query> |
PhraseScoreModifier.phraseTerms
A list of the strings of the phrase terms.
|
protected ArrayList<Query> |
BooleanScoreModifier.terms
The terms to check.
|
Modifier and Type | Method and Description |
---|---|
protected HashSet<String> |
BooleanFallback.getMinusTerms(Query q)
Builds a hashset containing all terms that are required NOT
to be in the query
|
Constructor and Description |
---|
BooleanScoreModifier(ArrayList<Query> ts)
A constructor where we specify which of the
query terms should exist in the documents.
|
PhraseScoreModifier(List<Query> pTerms)
Constructs a phrase score modifier for a given set of query terms.
|
PhraseScoreModifier(List<Query> pTerms,
boolean r)
Constructs a phrase score modifier for a given set of query terms.
|
PhraseScoreModifier(List<Query> pTerms,
boolean r,
int bDist)
Constructs a phrase score modifier for a given set of query terms,
whether they are required to appear in a document, and the allowed
distance between the phrase terms.
|
PhraseScoreModifier(List<Query> pTerms,
int bDist)
Constructs a phrase score modifier for a given set of query terms and the
allowed distance between them.
|
Modifier and Type | Field and Description |
---|---|
protected Query |
Request.q
This contains the parsed syntax tree of the query, as generated by the Antlr parser
|
Modifier and Type | Method and Description |
---|---|
Query |
SearchRequest.getQuery()
Get the Query syntax tree
|
Query |
Request.getQuery()
Get the Query syntax tree
|
Modifier and Type | Method and Description |
---|---|
void |
SearchRequest.setQuery(Query q)
Set the query to be a parsed Query syntax tree, as generated by the Terrier query parser
|
void |
Request.setQuery(Query _q)
Set the query to be a parsed Query syntax tree, as generated by the Terrier query parser
|
Modifier and Type | Class and Description |
---|---|
class |
DisjunctiveQuery
Models a disjunctive choice in single term queries in a query.
|
class |
ExplicitMultiTermQuery
MultiTermQuery where it is denoted by ( ) notation
|
class |
FieldQuery
Models a query qualified with a field.
|
class |
MultiTermQuery
Represents a query consisting of more than one terms or
other sub-queries, qualified with field, requirement or
phrase operators.
|
class |
PhraseQuery
Models a phrase query, which can have a proximity requirement.
|
class |
RequirementQuery
Models a query where the query terms have been qualified
with a requirement operator, either plus, or minus.
|
class |
SegmentQuery
Used to represent a particular segement of the query terms
|
class |
SingleTermQuery
Models a query of a single term.
|
Modifier and Type | Field and Description |
---|---|
protected Query |
Query.child
An encapsulated query.
|
Modifier and Type | Field and Description |
---|---|
protected ArrayList<Query> |
MultiTermQuery.v
A list for holding the sub-queries.
|
Modifier and Type | Method and Description |
---|---|
Query |
TerrierQueryParser.disjunctiveQuery() |
Query |
TerrierQueryParser.explicitMultiTermQuery() |
Query |
TerrierQueryParser.fieldQuery() |
Query |
SegmentQuery.get(int index)
get Query
|
Query |
TerrierQueryParser.impliedMultiTermQuery() |
static Query |
QueryParser.parseQuery(String query)
Parse the specified query.
|
Query |
TerrierQueryParser.phraseQuery() |
Query |
TerrierQueryParser.query() |
Query |
TerrierQueryParser.requirementQuery() |
Query |
TerrierQueryParser.segmentQuery() |
Query |
TerrierQueryParser.singleTermQuery() |
Modifier and Type | Method and Description |
---|---|
void |
MultiTermQuery.add(Query query)
Adds a subquery to this query.
|
boolean |
Query.ForEachQueryNode.process(Query node,
Query... children)
process each query node
|
boolean |
Query.ForEachQueryNode.process(Query node,
Query... children)
process each query node
|
void |
SegmentQuery.replace(int index,
Query replacement)
Replace current query
|
void |
MultiTermQuery.replace(Query childNode,
Query replacement)
Replace query node
|
void |
Query.setChild(Query q)
Sets the subquery object of this query.
|
Modifier and Type | Method and Description |
---|---|
protected void |
SingleTermQuery.getTerms(List<Query> alist)
Adds the query term in the given list of query terms.
|
protected void |
Query.getTerms(List<Query> alist)
Returns the terms of the query.
|
protected void |
MultiTermQuery.getTerms(List<Query> alist)
Adds all the subqueries and single-term queries to
a given array list.
|
void |
SingleTermQuery.getTermsOf(Class<? extends Query> c,
List<Query> alist,
boolean req)
An empty method because the single term query
cannot have children.
|
void |
SingleTermQuery.getTermsOf(Class<? extends Query> c,
List<Query> alist,
boolean req)
An empty method because the single term query
cannot have children.
|
void |
RequirementQuery.getTermsOf(Class<? extends Query> c,
List<Query> alist,
boolean req)
Returns all the query terms, in subqueries that
are instances of a given class.
|
void |
RequirementQuery.getTermsOf(Class<? extends Query> c,
List<Query> alist,
boolean req)
Returns all the query terms, in subqueries that
are instances of a given class.
|
abstract void |
Query.getTermsOf(Class<? extends Query> c,
List<Query> alist,
boolean req)
Returns all the query terms, in subqueries that
are instances of a given class
|
abstract void |
Query.getTermsOf(Class<? extends Query> c,
List<Query> alist,
boolean req)
Returns all the query terms, in subqueries that
are instances of a given class
|
void |
PhraseQuery.getTermsOf(Class<? extends Query> c,
List<Query> alist,
boolean req)
Returns all the query terms, in subqueries that
are instances of a given class
|
void |
PhraseQuery.getTermsOf(Class<? extends Query> c,
List<Query> alist,
boolean req)
Returns all the query terms, in subqueries that
are instances of a given class
|
void |
MultiTermQuery.getTermsOf(Class<? extends Query> c,
List<Query> alist,
boolean req)
Returns all the query terms, in subqueries that
are instances of a given class
|
void |
MultiTermQuery.getTermsOf(Class<? extends Query> c,
List<Query> alist,
boolean req)
Returns all the query terms, in subqueries that
are instances of a given class
|
void |
FieldQuery.getTermsOf(Class<? extends Query> c,
List<Query> alist,
boolean req)
Returns all the query terms, in subqueries that
are instances of a given class
|
void |
FieldQuery.getTermsOf(Class<? extends Query> c,
List<Query> alist,
boolean req)
Returns all the query terms, in subqueries that
are instances of a given class
|
void |
Query.obtainAllOf(Class<? extends Query> c,
List<Query> a)
Returns all the queries of the specified class
|
void |
Query.obtainAllOf(Class<? extends Query> c,
List<Query> a)
Returns all the queries of the specified class
|
void |
MultiTermQuery.obtainAllOf(Class<? extends Query> c,
List<Query> a) |
void |
MultiTermQuery.obtainAllOf(Class<? extends Query> c,
List<Query> a) |
void |
DisjunctiveQuery.obtainAllOf(Class<? extends Query> c,
List<Query> a) |
void |
DisjunctiveQuery.obtainAllOf(Class<? extends Query> c,
List<Query> a) |
Constructor and Description |
---|
FieldQuery(Query q)
Constructs a field query from the given query.
|
FieldQuery(Query q,
String f)
Constructs a field query from the given query and
the given field.
|
Terrier 4.0. Copyright © 2004-2014 University of Glasgow