java.lang.Object
- com.mongodb.client.model.IndexOptions

```
public class IndexOptions
extends Object
```
The options to apply to the creation of an index.

Since:

3.0

MongoDB documentation
Index options

Constructor Summary

Constructors
Constructor Description

IndexOptions()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`IndexOptions`	`background(boolean background)`	Should the index should be created in the background
`IndexOptions`	`bits(Integer bits)`	Sets the number of precision of the stored geohash value of the location data in 2d indexes.
`IndexOptions`	`bucketSize(Double bucketSize)`	Sets the specified the number of units within which to group the location values for geoHaystack Indexes
`IndexOptions`	`collation(Collation collation)`	Sets the collation options
`IndexOptions`	`defaultLanguage(String defaultLanguage)`	Sets the language for the text index.
`IndexOptions`	`expireAfter(Long expireAfter, TimeUnit timeUnit)`	Sets the time to live for documents in the collection
`Integer`	`getBits()`	Gets the number of precision of the stored geohash value of the location data in 2d indexes.
`Double`	`getBucketSize()`	Gets the specified the number of units within which to group the location values for geoHaystack Indexes
`Collation`	`getCollation()`	Returns the collation options
`String`	`getDefaultLanguage()`	Gets the language for a text index.
`Long`	`getExpireAfter(TimeUnit timeUnit)`	Gets the time to live for documents in the collection
`String`	`getLanguageOverride()`	Gets the name of the field that contains the language string.
`Double`	`getMax()`	Gets the upper inclusive boundary for the longitude and latitude values for 2d indexes..
`Double`	`getMin()`	Gets the lower inclusive boundary for the longitude and latitude values for 2d indexes..
`String`	`getName()`	Gets the name of the index.
`Bson`	`getPartialFilterExpression()`	Get the filter expression for the documents to be included in the index or null if not set
`Integer`	`getSphereVersion()`	Gets the 2dsphere index version number.
`Bson`	`getStorageEngine()`	Gets the storage engine options document for this index.
`Integer`	`getTextVersion()`	The text index version number.
`Integer`	`getVersion()`	Gets the index version number.
`Bson`	`getWeights()`	Gets the weighting object for use with a text index
`Bson`	`getWildcardProjection()`	Gets the wildcard projection of a wildcard index
`boolean`	`isBackground()`	Create the index in the background
`boolean`	`isSparse()`	If true, the index only references documents with the specified field
`boolean`	`isUnique()`	Gets if the index should be unique.
`IndexOptions`	`languageOverride(String languageOverride)`	Sets the name of the field that contains the language string.
`IndexOptions`	`max(Double max)`	Sets the upper inclusive boundary for the longitude and latitude values for 2d indexes..
`IndexOptions`	`min(Double min)`	Sets the lower inclusive boundary for the longitude and latitude values for 2d indexes..
`IndexOptions`	`name(String name)`	Sets the name of the index.
`IndexOptions`	`partialFilterExpression(Bson partialFilterExpression)`	Sets the filter expression for the documents to be included in the index
`IndexOptions`	`sparse(boolean sparse)`	Should the index only references documents with the specified field
`IndexOptions`	`sphereVersion(Integer sphereVersion)`	Sets the 2dsphere index version number.
`IndexOptions`	`storageEngine(Bson storageEngine)`	Sets the storage engine options document for this index.
`IndexOptions`	`textVersion(Integer textVersion)`	Set the text index version number.
`String`	`toString()`
`IndexOptions`	`unique(boolean unique)`	Should the index should be unique.
`IndexOptions`	`version(Integer version)`	Sets the index version number.
`IndexOptions`	`weights(Bson weights)`	Sets the weighting object for use with a text index.
`IndexOptions`	`wildcardProjection(Bson wildcardProjection)`	Sets the wildcard projection of a wildcard index

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

- Constructor Detail
  - IndexOptions
```
public IndexOptions()
```
- Method Detail
  - isBackground
```
public boolean isBackground()
```
    Create the index in the background
    
    Returns:
    
    true if should create the index in the background
  - background
```
public IndexOptions background(boolean background)
```
    Should the index should be created in the background
    
    Parameters:
    
    background - true if should create the index in the background
    
    Returns:
    
    this
  - isUnique
```
public boolean isUnique()
```
    Gets if the index should be unique.
    
    Returns:
    
    true if the index should be unique
  - unique
```
public IndexOptions unique(boolean unique)
```
    Should the index should be unique.
    
    Parameters:
    
    unique - if the index should be unique
    
    Returns:
    
    this
  - getName
```
@Nullable
public String getName()
```
    Gets the name of the index.
    
    Returns:
    
    the name of the index
  - name
```
public IndexOptions name(@Nullable
                         String name)
```
    Sets the name of the index.
    
    Parameters:
    
    name - of the index
    
    Returns:
    
    this
  - isSparse
```
public boolean isSparse()
```
    If true, the index only references documents with the specified field
    
    Returns:
    
    if the index should only reference documents with the specified field
  - sparse
```
public IndexOptions sparse(boolean sparse)
```
    Should the index only references documents with the specified field
    
    Parameters:
    
    sparse - if true, the index only references documents with the specified field
    
    Returns:
    
    this
  - getExpireAfter
```
@Nullable
public Long getExpireAfter(TimeUnit timeUnit)
```
    Gets the time to live for documents in the collection
    
    Parameters:
    
    timeUnit - the time unit
    
    Returns:
    
    the time to live for documents in the collection
    
    MongoDB documentation
    TTL
  - expireAfter
```
public IndexOptions expireAfter(@Nullable
                                Long expireAfter,
                                TimeUnit timeUnit)
```
    Sets the time to live for documents in the collection
    
    Parameters:
    
    expireAfter - the time to live for documents in the collection
    
    timeUnit - the time unit for expireAfter
    
    Returns:
    
    this
    
    MongoDB documentation
    TTL
  - getVersion
```
@Nullable
public Integer getVersion()
```
    Gets the index version number.
    
    Returns:
    
    the index version number
  - version
```
public IndexOptions version(@Nullable
                            Integer version)
```
    Sets the index version number.
    
    Parameters:
    
    version - the index version number
    
    Returns:
    
    this
  - getWeights
```
@Nullable
public Bson getWeights()
```
    Gets the weighting object for use with a text index
    A document that represents field and weight pairs. The weight is an integer ranging from 1 to 99,999 and denotes the significance of the field relative to the other indexed fields in terms of the score.
    
    Returns:
    
    the weighting object
    
    MongoDB documentation
    Control Search Results with Weights
  - weights
```
public IndexOptions weights(@Nullable
                            Bson weights)
```
    Sets the weighting object for use with a text index.
    An document that represents field and weight pairs. The weight is an integer ranging from 1 to 99,999 and denotes the significance of the field relative to the other indexed fields in terms of the score.
    
    Parameters:
    
    weights - the weighting object
    
    Returns:
    
    this
    
    MongoDB documentation
    Control Search Results with Weights
  - getDefaultLanguage
```
@Nullable
public String getDefaultLanguage()
```
    Gets the language for a text index.
    The language that determines the list of stop words and the rules for the stemmer and tokenizer.
    
    Returns:
    
    the language for a text index.
    
    MongoDB documentation
    Text Search languages
  - defaultLanguage
```
public IndexOptions defaultLanguage(@Nullable
                                    String defaultLanguage)
```
    Sets the language for the text index.
    The language that determines the list of stop words and the rules for the stemmer and tokenizer.
    
    Parameters:
    
    defaultLanguage - the language for the text index.
    
    Returns:
    
    this
    
    MongoDB documentation
    Text Search languages
  - getLanguageOverride
```
@Nullable
public String getLanguageOverride()
```
    Gets the name of the field that contains the language string.
    For text indexes, the name of the field, in the collection's documents, that contains the override language for the document.
    
    Returns:
    
    the name of the field that contains the language string.
    
    MongoDB documentation
    Language override
  - languageOverride
```
public IndexOptions languageOverride(@Nullable
                                     String languageOverride)
```
    Sets the name of the field that contains the language string.
    For text indexes, the name of the field, in the collection's documents, that contains the override language for the document.
    
    Parameters:
    
    languageOverride - the name of the field that contains the language string.
    
    Returns:
    
    this
    
    MongoDB documentation
    Language override
  - getTextVersion
```
@Nullable
public Integer getTextVersion()
```
    The text index version number.
    
    Returns:
    
    the text index version number.
  - textVersion
```
public IndexOptions textVersion(@Nullable
                                Integer textVersion)
```
    Set the text index version number.
    
    Parameters:
    
    textVersion - the text index version number.
    
    Returns:
    
    this
  - getSphereVersion
```
@Nullable
public Integer getSphereVersion()
```
    Gets the 2dsphere index version number.
    
    Returns:
    
    the 2dsphere index version number
  - sphereVersion
```
public IndexOptions sphereVersion(@Nullable
                                  Integer sphereVersion)
```
    Sets the 2dsphere index version number.
    
    Parameters:
    
    sphereVersion - the 2dsphere index version number.
    
    Returns:
    
    this
  - getBits
```
@Nullable
public Integer getBits()
```
    Gets the number of precision of the stored geohash value of the location data in 2d indexes.
    
    Returns:
    
    the number of precision of the stored geohash value
  - bits
```
public IndexOptions bits(@Nullable
                         Integer bits)
```
    Sets the number of precision of the stored geohash value of the location data in 2d indexes.
    
    Parameters:
    
    bits - the number of precision of the stored geohash value
    
    Returns:
    
    this
  - getMin
```
@Nullable
public Double getMin()
```
    Gets the lower inclusive boundary for the longitude and latitude values for 2d indexes..
    
    Returns:
    
    the lower inclusive boundary for the longitude and latitude values.
  - min
```
public IndexOptions min(@Nullable
                        Double min)
```
    Sets the lower inclusive boundary for the longitude and latitude values for 2d indexes..
    
    Parameters:
    
    min - the lower inclusive boundary for the longitude and latitude values
    
    Returns:
    
    this
  - getMax
```
@Nullable
public Double getMax()
```
    Gets the upper inclusive boundary for the longitude and latitude values for 2d indexes..
    
    Returns:
    
    the upper inclusive boundary for the longitude and latitude values.
  - max
```
public IndexOptions max(@Nullable
                        Double max)
```
    Sets the upper inclusive boundary for the longitude and latitude values for 2d indexes..
    
    Parameters:
    
    max - the upper inclusive boundary for the longitude and latitude values
    
    Returns:
    
    this
  - getBucketSize
```
@Nullable
public Double getBucketSize()
```
    Gets the specified the number of units within which to group the location values for geoHaystack Indexes
    
    Returns:
    
    the specified the number of units within which to group the location values for geoHaystack Indexes
    
    MongoDB documentation
    geoHaystack Indexes
  - bucketSize
```
public IndexOptions bucketSize(@Nullable
                               Double bucketSize)
```
    Sets the specified the number of units within which to group the location values for geoHaystack Indexes
    
    Parameters:
    
    bucketSize - the specified the number of units within which to group the location values for geoHaystack Indexes
    
    Returns:
    
    this
    
    MongoDB documentation
    geoHaystack Indexes
  - getStorageEngine
```
@Nullable
public Bson getStorageEngine()
```
    Gets the storage engine options document for this index.
    
    Returns:
    
    the storage engine options
    
    Since server release
    3.0
  - storageEngine
```
public IndexOptions storageEngine(@Nullable
                                  Bson storageEngine)
```
    Sets the storage engine options document for this index.
    
    Parameters:
    
    storageEngine - the storage engine options
    
    Returns:
    
    this
    
    Since server release
    3.0
  - getPartialFilterExpression
```
@Nullable
public Bson getPartialFilterExpression()
```
    Get the filter expression for the documents to be included in the index or null if not set
    
    Returns:
    
    the filter expression for the documents to be included in the index or null if not set
    
    Since:
    
    3.2
    
    Since server release
    3.2
  - partialFilterExpression
```
public IndexOptions partialFilterExpression(@Nullable
                                            Bson partialFilterExpression)
```
    Sets the filter expression for the documents to be included in the index
    
    Parameters:
    
    partialFilterExpression - the filter expression for the documents to be included in the index
    
    Returns:
    
    this
    
    Since:
    
    3.2
    
    Since server release
    3.2
  - getCollation
```
@Nullable
public Collation getCollation()
```
    Returns the collation options
    
    Returns:
    
    the collation options
    
    Since:
    
    3.4
    
    Since server release
    3.4
  - collation
```
public IndexOptions collation(@Nullable
                              Collation collation)
```
    Sets the collation options
    A null value represents the server default.
    
    Parameters:
    
    collation - the collation options to use
    
    Returns:
    
    this
    
    Since:
    
    3.4
    
    Since server release
    3.4
  - getWildcardProjection
```
public Bson getWildcardProjection()
```
    Gets the wildcard projection of a wildcard index
    
    Returns:
    
    the wildcard projection
    
    Since:
    
    3.10
    
    Since server release
    4.2
  - wildcardProjection
```
public IndexOptions wildcardProjection(Bson wildcardProjection)
```
    Sets the wildcard projection of a wildcard index
    
    Parameters:
    
    wildcardProjection - the wildcard projection
    
    Returns:
    
    this
    
    Since:
    
    3.10
    
    Since server release
    4.2
  - toString
```
public String toString()
```
    Overrides:
    
    toString in class Object

Class IndexOptions

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

IndexOptions

Method Detail

isBackground

background

isUnique

unique

getName

name

isSparse

sparse

getExpireAfter

expireAfter

getVersion

version

getWeights

weights

getDefaultLanguage

defaultLanguage

getLanguageOverride

languageOverride

getTextVersion

textVersion

getSphereVersion

sphereVersion

getBits

bits

getMin

min

getMax

max

getBucketSize

bucketSize

getStorageEngine

storageEngine

getPartialFilterExpression

partialFilterExpression

getCollation

collation

getWildcardProjection

wildcardProjection

toString