eu.dnetlib.functionality.index.query

Class IndexQueryFactory

java.lang.Object

eu.dnetlib.functionality.index.query.IndexQueryFactory

public abstract class IndexQueryFactory
extends Object

A factory for creating IndexQuery objects.

Constructor Summary

Constructors

Constructor and Description
IndexQueryFactory()

Method Summary

Modifier and Type	Method and Description
List<String>	getBrowsableFields(List<String> fields, com.google.common.collect.BiMap<String,String> aliases) Gets the list of aliases available for browse
List<String>	getBrowsableFields(List<String> fields, MetadataReference mdRef)
Pruner	getCqlPruner() Gets the cql pruner.
Map<String,List<String>>	getDefaultQueryParams() Gets the default query params.
IndexQuery	getIndexQuery(QueryLanguage lang, String query, AbstractIndexClient client, MetadataReference mdRef) Gets the index query.
Pruner	getPruner() Gets the pruner.
protected abstract IndexQuery	newInstance(eu.dnetlib.functionality.cql.lucene.TranslatedQuery cql, eu.dnetlib.functionality.index.query.Pruner.Result res, QueryLanguage queryLanguage) New instance.
void	setCqlPruner(Pruner cqlPruner) Sets the cql pruner.
void	setDefaultQueryParams(Map<String,List<String>> defaultQueryParams) Sets the default query params.
void	setPruner(Pruner pruner) Sets the pruner.
protected abstract IndexQuery	setQueryOptions(IndexQuery indexQuery, AbstractIndexClient client) Sets the query options.

Methods inherited from class java.lang.Object

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

Constructor Detail

IndexQueryFactory

public IndexQueryFactory()

Method Detail

newInstance

protected abstract IndexQuery newInstance(eu.dnetlib.functionality.cql.lucene.TranslatedQuery cql,
                                          eu.dnetlib.functionality.index.query.Pruner.Result res,
                                          QueryLanguage queryLanguage)

New instance.

Parameters:

cql - the cql

res - the res

queryLanguage - the query language

Returns:

the index query

setQueryOptions

protected abstract IndexQuery setQueryOptions(IndexQuery indexQuery,
                                              AbstractIndexClient client)

Sets the query options.

Parameters:

indexQuery - the index query

Returns:

the index query

getIndexQuery

public IndexQuery getIndexQuery(QueryLanguage lang,
                                String query,
                                AbstractIndexClient client,
                                MetadataReference mdRef)
                         throws IndexClientException

Gets the index query.

Parameters:

lang - the lang

query - the query

mdRef - the md ref

Returns:

the index query

Throws:

eu.dnetlib.data.provision.index.rmi.IndexServiceException - the index service exception

IndexClientException

getBrowsableFields

public List<String> getBrowsableFields(List<String> fields,
                                       MetadataReference mdRef)
                                throws IndexClientException

Throws:

IndexClientException

getBrowsableFields

public List<String> getBrowsableFields(List<String> fields,
                                       com.google.common.collect.BiMap<String,String> aliases)

Gets the list of aliases available for browse

Parameters:

fields - list of input fields

aliases - key= non-browasbale-field-name, value=browsable-field-name

Returns:

the list of browasable field names

getPruner

public Pruner getPruner()

Gets the pruner.

Returns:

the pruner

setPruner

public void setPruner(Pruner pruner)

Sets the pruner.

Parameters:

pruner - the new pruner

getCqlPruner

public Pruner getCqlPruner()

Gets the cql pruner.

Returns:

the cql pruner

setCqlPruner

public void setCqlPruner(Pruner cqlPruner)

Sets the cql pruner.

Parameters:

cqlPruner - the new cql pruner

getDefaultQueryParams

public Map<String,List<String>> getDefaultQueryParams()

Gets the default query params.

Returns:

the default query params

setDefaultQueryParams

public void setDefaultQueryParams(Map<String,List<String>> defaultQueryParams)

Sets the default query params.

Parameters:

defaultQueryParams - the default query params