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/* * 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; import com.mongodb.CursorType; import com.mongodb.client.model.Collation; import com.mongodb.lang.Nullable; import org.bson.conversions.Bson; import java.util.concurrent.TimeUnit; /** * Iterable for find. * * @param <TResult> The type of the result. * @since 3.0 */ public interface FindIterable<TResult> extends MongoIterable<TResult> { /** * Sets the query filter to apply to the query. * * @param filter the filter, which may be null. * @return this * @mongodb.driver.manual reference/method/db.collection.find/ Filter */ FindIterable<TResult> filter(@Nullable Bson filter); /** * Sets the limit to apply. * * @param limit the limit, which may be 0 * @return this * @mongodb.driver.manual reference/method/cursor.limit/#cursor.limit Limit */ FindIterable<TResult> limit(int limit); /** * Sets the number of documents to skip. * * @param skip the number of documents to skip * @return this * @mongodb.driver.manual reference/method/cursor.skip/#cursor.skip Skip */ FindIterable<TResult> skip(int skip); /** * Sets the maximum execution time on the server for this operation. * * @param maxTime the max time * @param timeUnit the time unit, which may not be null * @return this * @mongodb.driver.manual reference/method/cursor.maxTimeMS/#cursor.maxTimeMS Max Time */ FindIterable<TResult> maxTime(long maxTime, TimeUnit timeUnit); /** * The maximum amount of time for the server to wait on new documents to satisfy a tailable cursor * query. This only applies to a TAILABLE_AWAIT cursor. When the cursor is not a TAILABLE_AWAIT cursor, * this option is ignored. * * On servers >= 3.2, this option will be specified on the getMore command as "maxTimeMS". The default * is no value: no "maxTimeMS" is sent to the server with the getMore command. * * On servers < 3.2, this option is ignored, and indicates that the driver should respect the server's default value * * A zero value will be ignored. * * @param maxAwaitTime the max await time * @param timeUnit the time unit to return the result in * @return the maximum await execution time in the given time unit * @mongodb.driver.manual reference/method/cursor.maxTimeMS/#cursor.maxTimeMS Max Time * @since 3.2 */ FindIterable<TResult> maxAwaitTime(long maxAwaitTime, TimeUnit timeUnit); /** * Sets the query modifiers to apply to this operation. * * @param modifiers the query modifiers to apply, which may be null. * @return this * @mongodb.driver.manual reference/operator/query-modifier/ Query Modifiers * @deprecated use the individual setters instead */ @Deprecated FindIterable<TResult> modifiers(@Nullable Bson modifiers); /** * Sets a document describing the fields to return for all matching documents. * * @param projection the project document, which may be null. * @return this * @mongodb.driver.manual reference/method/db.collection.find/ Projection */ FindIterable<TResult> projection(@Nullable Bson projection); /** * Sets the sort criteria to apply to the query. * * @param sort the sort criteria, which may be null. * @return this * @mongodb.driver.manual reference/method/cursor.sort/ Sort */ FindIterable<TResult> sort(@Nullable Bson sort); /** * The server normally times out idle cursors after an inactivity period (10 minutes) * to prevent excess memory use. Set this option to prevent that. * * @param noCursorTimeout true if cursor timeout is disabled * @return this */ FindIterable<TResult> noCursorTimeout(boolean noCursorTimeout); /** * Users should not set this under normal circumstances. * * @param oplogReplay if oplog replay is enabled * @return this */ FindIterable<TResult> oplogReplay(boolean oplogReplay); /** * Get partial results from a sharded cluster if one or more shards are unreachable (instead of throwing an error). * * @param partial if partial results for sharded clusters is enabled * @return this */ FindIterable<TResult> partial(boolean partial); /** * Sets the cursor type. * * @param cursorType the cursor type * @return this */ FindIterable<TResult> cursorType(CursorType cursorType); /** * Sets the number of documents to return per batch. * * @param batchSize the batch size * @return this * @mongodb.driver.manual reference/method/cursor.batchSize/#cursor.batchSize Batch Size */ @Override FindIterable<TResult> batchSize(int batchSize); /** * Sets the collation options * * <p>A null value represents the server default.</p> * @param collation the collation options to use * @return this * @since 3.4 * @mongodb.server.release 3.4 */ FindIterable<TResult> collation(@Nullable Collation collation); /** * Sets the comment to the query. A null value means no comment is set. * * @param comment the comment * @return this * @since 3.5 */ FindIterable<TResult> comment(@Nullable String comment); /** * Sets the hint for which index to use. A null value means no hint is set. * * @param hint the hint * @return this * @since 3.5 */ FindIterable<TResult> hint(@Nullable Bson hint); /** * Sets the hint to apply. * * <p>Note: If {@link FindIterable#hint(Bson)} is set that will be used instead of any hint string.</p> * * @param hint the name of the index which should be used for the operation * @return this * @since 3.12 */ FindIterable<TResult> hintString(@Nullable String hint); /** * Sets the exclusive upper bound for a specific index. A null value means no max is set. * * @param max the max * @return this * @since 3.5 */ FindIterable<TResult> max(@Nullable Bson max); /** * Sets the minimum inclusive lower bound for a specific index. A null value means no max is set. * * @param min the min * @return this * @since 3.5 */ FindIterable<TResult> min(@Nullable Bson min); /** * Sets the maximum number of documents or index keys to scan when executing the query. * * A zero value or less will be ignored, and indicates that the driver should respect the server's default value. * * @param maxScan the maxScan * @return this * @since 3.5 * @deprecated Deprecated as of MongoDB 4.0 release */ @Deprecated FindIterable<TResult> maxScan(long maxScan); /** * Sets the returnKey. If true the find operation will return only the index keys in the resulting documents. * * @param returnKey the returnKey * @return this * @since 3.5 */ FindIterable<TResult> returnKey(boolean returnKey); /** * Sets the showRecordId. Set to true to add a field {@code $recordId} to the returned documents. * * @param showRecordId the showRecordId * @return this * @since 3.5 */ FindIterable<TResult> showRecordId(boolean showRecordId); /** * Sets the snapshot. * * If true it prevents the cursor from returning a document more than once because of an intervening write operation. * * @param snapshot the snapshot * @return this * @since 3.5 * @deprecated Deprecated in MongoDB 3.6 release and removed in MongoDB 4.0 release */ @Deprecated FindIterable<TResult> snapshot(boolean snapshot); }