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The MongoDB Java Driver uber-artifact, containing mongodb-driver, mongodb-driver-core, and bson
/*
* Copyright 2015 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.bulk;
import org.bson.BsonDocument;
import java.util.List;
import java.util.concurrent.TimeUnit;
import static com.mongodb.assertions.Assertions.isTrueArgument;
import static com.mongodb.assertions.Assertions.notNull;
import static java.util.Arrays.asList;
/**
* The settings to apply to the creation of an index.
*
* @mongodb.driver.manual reference/method/db.collection.ensureIndex/#options Index options
* @since 3.0
*/
public class IndexRequest {
private final BsonDocument keys;
private static final List VALID_TEXT_INDEX_VERSIONS = asList(1, 2, 3);
private static final List VALID_SPHERE_INDEX_VERSIONS = asList(1, 2);
private boolean background;
private boolean unique;
private String name;
private boolean sparse;
private Long expireAfterSeconds;
private Integer version;
private BsonDocument weights;
private String defaultLanguage;
private String languageOverride;
private Integer textVersion;
private Integer sphereVersion;
private Integer bits;
private Double min;
private Double max;
private Double bucketSize;
private boolean dropDups;
private BsonDocument storageEngine;
private BsonDocument partialFilterExpression;
/**
* Construct a new instance with the given keys
* @param keys the index keys
*/
public IndexRequest(final BsonDocument keys) {
this.keys = notNull("keys", keys);
}
/**
* Gets the index keys
* @return the index keys
*/
public BsonDocument getKeys() {
return keys;
}
/**
* 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 IndexRequest 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 IndexRequest unique(final boolean unique) {
this.unique = unique;
return this;
}
/**
* Gets the name of the index.
*
* @return the name of the index
*/
public String getName() {
return name;
}
/**
* Sets the name of the index.
*
* @param name of the index
* @return this
*/
public IndexRequest name(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 IndexRequest sparse(final boolean sparse) {
this.sparse = sparse;
return this;
}
/**
* Gets the time to live for documents in the collection
*
* @param timeUnit the time unit
* @return the time to live for documents in the collection
* @mongodb.driver.manual tutorial/expire-data TTL
*/
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
* @return this
* @mongodb.driver.manual tutorial/expire-data TTL
*/
public IndexRequest expireAfter(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
*/
public Integer getVersion() {
return this.version;
}
/**
* Sets the index version number.
*
* @param version the index version number
* @return this
*/
public IndexRequest version(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
*/
public BsonDocument 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 IndexRequest weights(final BsonDocument 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
*/
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 IndexRequest defaultLanguage(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
*/
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 IndexRequest languageOverride(final String languageOverride) {
this.languageOverride = languageOverride;
return this;
}
/**
* The text index version number.
*
* @return the text index version number.
*/
public Integer getTextVersion() {
return textVersion;
}
/**
* Set the text index version number.
*
* @param textVersion the text index version number.
* @return this
*/
public IndexRequest textVersion(final Integer textVersion) {
if (textVersion != null) {
isTrueArgument("textVersion must be 1, 2 or 3", VALID_TEXT_INDEX_VERSIONS.contains(textVersion));
}
this.textVersion = textVersion;
return this;
}
/**
* Gets the 2dsphere index version number.
*
* @return the 2dsphere index version number
*/
public Integer getSphereVersion() {
return sphereVersion;
}
/**
* Sets the 2dsphere index version number.
*
* @param sphereVersion the 2dsphere index version number.
* @return this
*/
public IndexRequest sphereVersion(final Integer sphereVersion) {
if (sphereVersion != null) {
isTrueArgument("sphereIndexVersion must be 1 or 2", VALID_SPHERE_INDEX_VERSIONS.contains(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
*/
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 IndexRequest bits(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.
*/
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 IndexRequest min(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.
*/
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 IndexRequest max(final Double max) {
this.max = max;
return this;
}
/**
* Gets the specified the number of units within which to group the location values for geoHaystack Indexes
*
* @return the specified the number of units within which to group the location values for geoHaystack Indexes
* @mongodb.driver.manual core/geohaystack/ geoHaystack Indexes
*/
public Double getBucketSize() {
return bucketSize;
}
/**
* Sets the specified the number of units within which to group the location values for geoHaystack Indexes
*
* @param bucketSize the specified the number of units within which to group the location values for geoHaystack Indexes
* @return this
* @mongodb.driver.manual core/geohaystack/ geoHaystack Indexes
*/
public IndexRequest bucketSize(final Double bucketSize) {
this.bucketSize = bucketSize;
return this;
}
/**
* Returns the legacy dropDups setting
*
* Prior to MongoDB 3.0 dropDups could be used with unique indexes allowing documents with duplicate values to be dropped when
* building the index. Later versions of MongoDB will silently ignore this setting.
*
* @return the legacy dropDups setting
* @mongodb.driver.manual core/index-creation/#index-creation-duplicate-dropping duplicate dropping
*/
public boolean getDropDups() {
return dropDups;
}
/**
* Sets the legacy dropDups setting
*
* Prior to MongoDB 3.0 dropDups could be used with unique indexes allowing documents with duplicate values to be dropped when
* building the index. Later versions of MongoDB will silently ignore this setting.
*
* @param dropDups the legacy dropDups setting
* @return this
* @mongodb.driver.manual core/index-creation/#index-creation-duplicate-dropping duplicate dropping
*/
public IndexRequest dropDups(final boolean dropDups) {
this.dropDups = dropDups;
return this;
}
/**
* Gets the storage engine options document for this index.
*
* @return the storage engine options
* @mongodb.server.release 3.0
*/
public BsonDocument getStorageEngine() {
return storageEngine;
}
/**
* Sets the storage engine options document for this index.
*
* @param storageEngineOptions the storage engine options
* @return this
* @mongodb.server.release 3.0
*/
public IndexRequest storageEngine(final BsonDocument storageEngineOptions) {
this.storageEngine = storageEngineOptions;
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
* @mongodb.driver.manual /core/index-partial/ Partial Indexes
* @since 3.2
*/
public BsonDocument 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
* @mongodb.driver.manual /core/index-partial/ Partial Indexes
* @since 3.2
*/
public IndexRequest partialFilterExpression(final BsonDocument partialFilterExpression) {
this.partialFilterExpression = partialFilterExpression;
return this;
}
}