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The Java operations layer for the MongoDB Java Driver.
Third parties can wrap this layer to provide custom higher-level APIs
/*
* Copyright 2008-present MongoDB, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.mongodb.client.model;
import com.mongodb.lang.Nullable;
import org.bson.conversions.Bson;
import java.util.concurrent.TimeUnit;
/**
* The options to apply to the creation of an index.
*
* @mongodb.driver.manual reference/command/createIndexes Index options
* @since 3.0
*/
public class IndexOptions {
private boolean background;
private boolean unique;
private String name;
private boolean sparse;
private Long expireAfterSeconds;
private Integer version;
private Bson weights;
private String defaultLanguage;
private String languageOverride;
private Integer textVersion;
private Integer sphereVersion;
private Integer bits;
private Double min;
private Double max;
private Bson storageEngine;
private Bson partialFilterExpression;
private Collation collation;
private Bson wildcardProjection;
private boolean hidden;
/**
* Create the index in the background
*
* @return true if should create the index in the background
*/
public boolean isBackground() {
return background;
}
/**
* Should the index should be created in the background
*
* @param background true if should create the index in the background
* @return this
*/
public IndexOptions background(final boolean background) {
this.background = background;
return this;
}
/**
* Gets if the index should be unique.
*
* @return true if the index should be unique
*/
public boolean isUnique() {
return unique;
}
/**
* Should the index should be unique.
*
* @param unique if the index should be unique
* @return this
*/
public IndexOptions unique(final boolean unique) {
this.unique = unique;
return this;
}
/**
* Gets the name of the index.
*
* @return the name of the index
*/
@Nullable
public String getName() {
return name;
}
/**
* Sets the name of the index.
*
* @param name of the index
* @return this
*/
public IndexOptions name(@Nullable final String name) {
this.name = name;
return this;
}
/**
* If true, the index only references documents with the specified field
*
* @return if the index should only reference documents with the specified field
*/
public boolean isSparse() {
return sparse;
}
/**
* Should the index only references documents with the specified field
*
* @param sparse if true, the index only references documents with the specified field
* @return this
*/
public IndexOptions sparse(final boolean sparse) {
this.sparse = sparse;
return this;
}
/**
* Gets the time to live for documents in the collection
*
* @return the time to live for documents in the collection
* @param timeUnit the time unit
* @mongodb.driver.manual tutorial/expire-data TTL
*/
@Nullable
public Long getExpireAfter(final TimeUnit timeUnit) {
if (expireAfterSeconds == null) {
return null;
}
return timeUnit.convert(expireAfterSeconds, TimeUnit.SECONDS);
}
/**
* Sets the time to live for documents in the collection
*
* @param expireAfter the time to live for documents in the collection
* @param timeUnit the time unit for expireAfter
* @return this
* @mongodb.driver.manual tutorial/expire-data TTL
*/
public IndexOptions expireAfter(@Nullable final Long expireAfter, final TimeUnit timeUnit) {
if (expireAfter == null) {
this.expireAfterSeconds = null;
} else {
this.expireAfterSeconds = TimeUnit.SECONDS.convert(expireAfter, timeUnit);
}
return this;
}
/**
* Gets the index version number.
*
* @return the index version number
*/
@Nullable
public Integer getVersion() {
return this.version;
}
/**
* Sets the index version number.
*
* @param version the index version number
* @return this
*/
public IndexOptions version(@Nullable final Integer version) {
this.version = version;
return this;
}
/**
* 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.
*
* @return the weighting object
* @mongodb.driver.manual tutorial/control-results-of-text-search Control Search Results with Weights
*/
@Nullable
public Bson getWeights() {
return 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.
*
* @param weights the weighting object
* @return this
* @mongodb.driver.manual tutorial/control-results-of-text-search Control Search Results with Weights
*/
public IndexOptions weights(@Nullable final Bson weights) {
this.weights = weights;
return this;
}
/**
* Gets the language for a text index.
*
* The language that determines the list of stop words and the rules for the stemmer and tokenizer.
*
* @return the language for a text index.
* @mongodb.driver.manual reference/text-search-languages Text Search languages
*/
@Nullable
public String getDefaultLanguage() {
return 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.
*
* @param defaultLanguage the language for the text index.
* @return this
* @mongodb.driver.manual reference/text-search-languages Text Search languages
*/
public IndexOptions defaultLanguage(@Nullable final String defaultLanguage) {
this.defaultLanguage = defaultLanguage;
return this;
}
/**
* 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.
*
* @return the name of the field that contains the language string.
* @mongodb.driver.manual tutorial/specify-language-for-text-index/#specify-language-field-text-index-example Language override
*/
@Nullable
public String getLanguageOverride() {
return 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.
*
* @param languageOverride the name of the field that contains the language string.
* @return this
* @mongodb.driver.manual tutorial/specify-language-for-text-index/#specify-language-field-text-index-example Language override
*/
public IndexOptions languageOverride(@Nullable final String languageOverride) {
this.languageOverride = languageOverride;
return this;
}
/**
* The text index version number.
*
* @return the text index version number.
*/
@Nullable
public Integer getTextVersion() {
return textVersion;
}
/**
* Set the text index version number.
*
* @param textVersion the text index version number.
* @return this
*/
public IndexOptions textVersion(@Nullable final Integer textVersion) {
this.textVersion = textVersion;
return this;
}
/**
* Gets the 2dsphere index version number.
*
* @return the 2dsphere index version number
*/
@Nullable
public Integer getSphereVersion() {
return sphereVersion;
}
/**
* Sets the 2dsphere index version number.
*
* @param sphereVersion the 2dsphere index version number.
* @return this
*/
public IndexOptions sphereVersion(@Nullable final Integer sphereVersion) {
this.sphereVersion = sphereVersion;
return this;
}
/**
* Gets the number of precision of the stored geohash value of the location data in 2d indexes.
*
* @return the number of precision of the stored geohash value
*/
@Nullable
public Integer getBits() {
return bits;
}
/**
* Sets the number of precision of the stored geohash value of the location data in 2d indexes.
*
* @param bits the number of precision of the stored geohash value
* @return this
*/
public IndexOptions bits(@Nullable final Integer bits) {
this.bits = bits;
return this;
}
/**
* Gets the lower inclusive boundary for the longitude and latitude values for 2d indexes..
*
* @return the lower inclusive boundary for the longitude and latitude values.
*/
@Nullable
public Double getMin() {
return min;
}
/**
* Sets the lower inclusive boundary for the longitude and latitude values for 2d indexes..
*
* @param min the lower inclusive boundary for the longitude and latitude values
* @return this
*/
public IndexOptions min(@Nullable final Double min) {
this.min = min;
return this;
}
/**
* Gets the upper inclusive boundary for the longitude and latitude values for 2d indexes..
*
* @return the upper inclusive boundary for the longitude and latitude values.
*/
@Nullable
public Double getMax() {
return max;
}
/**
* Sets the upper inclusive boundary for the longitude and latitude values for 2d indexes..
*
* @param max the upper inclusive boundary for the longitude and latitude values
* @return this
*/
public IndexOptions max(@Nullable final Double max) {
this.max = max;
return this;
}
/**
* Gets the storage engine options document for this index.
*
* @return the storage engine options
* @mongodb.server.release 3.0
*/
@Nullable
public Bson getStorageEngine() {
return storageEngine;
}
/**
* Sets the storage engine options document for this index.
*
* @param storageEngine the storage engine options
* @return this
* @mongodb.server.release 3.0
*/
public IndexOptions storageEngine(@Nullable final Bson storageEngine) {
this.storageEngine = storageEngine;
return this;
}
/**
* Get the filter expression for the documents to be included in the index or null if not set
*
* @return the filter expression for the documents to be included in the index or null if not set
* @mongodb.server.release 3.2
* @since 3.2
*/
@Nullable
public Bson getPartialFilterExpression() {
return partialFilterExpression;
}
/**
* Sets the filter expression for the documents to be included in the index
*
* @param partialFilterExpression the filter expression for the documents to be included in the index
* @return this
* @mongodb.server.release 3.2
* @since 3.2
*/
public IndexOptions partialFilterExpression(@Nullable final Bson partialFilterExpression) {
this.partialFilterExpression = partialFilterExpression;
return this;
}
/**
* Returns the collation options
*
* @return the collation options
* @since 3.4
* @mongodb.server.release 3.4
*/
@Nullable
public Collation getCollation() {
return collation;
}
/**
* Sets the collation options
*
* A null value represents the server default.
* @param collation the collation options to use
* @return this
* @since 3.4
* @mongodb.server.release 3.4
*/
public IndexOptions collation(@Nullable final Collation collation) {
this.collation = collation;
return this;
}
/**
* Gets the wildcard projection of a wildcard index
*
* @return the wildcard projection
* @mongodb.server.release 4.2
* @since 3.10
*/
public Bson getWildcardProjection() {
return wildcardProjection;
}
/**
* Sets the wildcard projection of a wildcard index
*
* @param wildcardProjection the wildcard projection
* @return this
* @mongodb.server.release 4.2
* @since 3.10
*/
public IndexOptions wildcardProjection(final Bson wildcardProjection) {
this.wildcardProjection = wildcardProjection;
return this;
}
/**
* Gets whether the index should not be used by the query planner when executing operations.
*
* @return true if the index should not be used by the query planner when executing operations.
* @mongodb.server.release 4.4
* @since 4.1
*/
public boolean isHidden() {
return hidden;
}
/**
* Should the index not be used by the query planner when executing operations.
*
* @param hidden true if the index should be hidden
* @return this
* @mongodb.server.release 4.4
* @since 4.1
*/
public IndexOptions hidden(final boolean hidden) {
this.hidden = hidden;
return this;
}
@Override
public String toString() {
return "IndexOptions{"
+ "background=" + background
+ ", unique=" + unique
+ ", name='" + name + '\''
+ ", sparse=" + sparse
+ ", expireAfterSeconds=" + expireAfterSeconds
+ ", version=" + version
+ ", weights=" + weights
+ ", defaultLanguage='" + defaultLanguage + '\''
+ ", languageOverride='" + languageOverride + '\''
+ ", textVersion=" + textVersion
+ ", sphereVersion=" + sphereVersion
+ ", bits=" + bits
+ ", min=" + min
+ ", max=" + max
+ ", storageEngine=" + storageEngine
+ ", partialFilterExpression=" + partialFilterExpression
+ ", collation=" + collation
+ ", wildcardProjection=" + wildcardProjection
+ ", hidden=" + hidden
+ '}';
}
}
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