Java tutorial
/* * 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; import java.util.List; /** * The result of a successful bulk write operation. * * @mongodb.server.release 2.6 * @mongodb.driver.manual reference/command/delete/#delete-command-output Delete Result * @mongodb.driver.manual reference/command/update/#delete-command-output Delete Result * @mongodb.driver.manual reference/command/insert/#delete-command-output Delete Result * @since 2.12 */ public abstract class BulkWriteResult { /** * Returns true if the write was acknowledged. * * @return true if the write was acknowledged * @see WriteConcern#UNACKNOWLEDGED */ public abstract boolean isAcknowledged(); /** * Returns the number of documents inserted by the write operation. * * @return the number of documents inserted by the write operation * @throws java.lang.UnsupportedOperationException if the write was unacknowledged. * @see WriteConcern#UNACKNOWLEDGED */ public abstract int getInsertedCount(); /** * Returns the number of documents matched by updates or replacements in the write operation. This will include documents that matched * the query but where the modification didn't result in any actual change to the document; for example, if you set the value of some * field, and the field already has that value, that will still count as an update. * * @return the number of documents matched by updates in the write operation * @throws java.lang.UnsupportedOperationException if the write was unacknowledged. * @see WriteConcern#UNACKNOWLEDGED */ public abstract int getMatchedCount(); /** * Returns the number of documents removed by the write operation. * * @return the number of documents removed by the write operation * @throws java.lang.UnsupportedOperationException if the write was unacknowledged. * @see WriteConcern#UNACKNOWLEDGED */ public abstract int getRemovedCount(); /** * Returns true if the server was able to provide a count of modified documents. * * <p> * This method now always returns true, as modified count is available since MongoDB 2.6. * </p> * * @return true if modifiedCount is available * @throws java.lang.UnsupportedOperationException if the write was unacknowledged. * @see WriteConcern#UNACKNOWLEDGED * @see #getModifiedCount() * @deprecated no longer needed since all supported server versions support modified count */ @Deprecated public abstract boolean isModifiedCountAvailable(); /** * <p>Returns the number of documents modified by the write operation. This only applies to updates or replacements, and will only * count documents that were actually changed; for example, if you set the value of some field , and the field already has that value, * that will not count as a modification.</p> * * @return the number of documents modified by the write operation * @see WriteConcern#UNACKNOWLEDGED */ public abstract int getModifiedCount(); /** * Gets an unmodifiable list of upserted items, or the empty list if there were none. * * @return a list of upserted items, or the empty list if there were none. * @throws java.lang.UnsupportedOperationException if the write was unacknowledged. * @see WriteConcern#UNACKNOWLEDGED */ public abstract List<BulkWriteUpsert> getUpserts(); }