Package org.apache.solr.handler.designer

Class DefaultSchemaSuggester

java.lang.Object

org.apache.solr.handler.designer.DefaultSchemaSuggester

All Implemented Interfaces:

SchemaSuggester, NamedListInitializedPlugin

public class DefaultSchemaSuggester
extends Object
implements SchemaSuggester

Constructor Summary

Constructors

Constructor	Description
DefaultSchemaSuggester()

Method Summary

Modifier and Type	Method	Description
ManagedIndexSchema	adaptExistingFieldToData(SchemaField schemaField, List<Object> sampleValues, ManagedIndexSchema schema)
protected Map<String,String>	guessFieldProps(String fieldName, FieldType fieldType, List<Object> sampleValues, boolean isMV, IndexSchema schema)
protected String	guessFieldType(String fieldName, List<Object> sampleValues, IndexSchema schema, boolean isMV, Locale locale)
void	init(NamedList<?> args)	init will be called just once, immediately after creation.
protected void	initBooleanParsing(NamedList<?> args)
protected void	initDateTimeFormatters(NamedList<?> args)
protected boolean	isBoolean(List<Object> values)
protected boolean	isDateTime(List<Object> values)
protected String	isFloatOrDouble(List<Object> values, Locale locale)
protected String	isIntOrLong(List<Object> values, Locale locale)
boolean	isMultiValued(String name, List<SolrInputDocument> docs)
protected boolean	isMultiValued(List<Object> sampleValues)
protected boolean	isText(List<Object> values)
Optional<SchemaField>	suggestField(String fieldName, List<Object> sampleValues, IndexSchema schema, List<String> langs)
Map<String,List<Object>>	transposeDocs(List<SolrInputDocument> docs)
protected void	validateNumericTypeChange(SchemaField field, FieldType toType, List<SolrInputDocument> docs, NumberType toNumType)
void	validateTypeChange(SchemaField field, FieldType toType, List<SolrInputDocument> docs)

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultSchemaSuggester

public DefaultSchemaSuggester()

Method Detail

validateTypeChange

public void validateTypeChange(SchemaField field,
                               FieldType toType,
                               List<SolrInputDocument> docs)
                        throws IOException

Specified by:

validateTypeChange in interface SchemaSuggester

Throws:

IOException

validateNumericTypeChange

protected void validateNumericTypeChange(SchemaField field,
                                         FieldType toType,
                                         List<SolrInputDocument> docs,
                                         NumberType toNumType)

suggestField

public Optional<SchemaField> suggestField(String fieldName,
                                          List<Object> sampleValues,
                                          IndexSchema schema,
                                          List<String> langs)

Specified by:

suggestField in interface SchemaSuggester

adaptExistingFieldToData

public ManagedIndexSchema adaptExistingFieldToData(SchemaField schemaField,
                                                   List<Object> sampleValues,
                                                   ManagedIndexSchema schema)

Specified by:

adaptExistingFieldToData in interface SchemaSuggester

transposeDocs

public Map<String,List<Object>> transposeDocs(List<SolrInputDocument> docs)

Specified by:

transposeDocs in interface SchemaSuggester

guessFieldType

protected String guessFieldType(String fieldName,
                                List<Object> sampleValues,
                                IndexSchema schema,
                                boolean isMV,
                                Locale locale)

isText

protected boolean isText(List<Object> values)

isFloatOrDouble

protected String isFloatOrDouble(List<Object> values,
                                 Locale locale)

isBoolean

protected boolean isBoolean(List<Object> values)

isIntOrLong

protected String isIntOrLong(List<Object> values,
                             Locale locale)

isDateTime

protected boolean isDateTime(List<Object> values)

isMultiValued

public boolean isMultiValued(String name,
                             List<SolrInputDocument> docs)

Specified by:

isMultiValued in interface SchemaSuggester

isMultiValued

protected boolean isMultiValued(List<Object> sampleValues)

guessFieldProps

protected Map<String,String> guessFieldProps(String fieldName,
                                                   FieldType fieldType,
                                                   List<Object> sampleValues,
                                                   boolean isMV,
                                                   IndexSchema schema)

init

public void init(NamedList<?> args)

Description copied from interface: NamedListInitializedPlugin

init will be called just once, immediately after creation.

Source of the initialization arguments will typically be solrconfig.xml, but will ultimately depends on the plugin itself

Specified by:

init in interface NamedListInitializedPlugin

Parameters:

args - non-null list of initialization parameters (may be empty)

initDateTimeFormatters

protected void initDateTimeFormatters(NamedList<?> args)

initBooleanParsing

protected void initBooleanParsing(NamedList<?> args)