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.client.gridfs.model; import com.mongodb.lang.Nullable; import org.bson.Document; /** * GridFS upload options * * Customizable options used when uploading files into GridFS * * @since 3.1 */ public final class GridFSUploadOptions { private Integer chunkSizeBytes; private Document metadata; /** * Construct a new instance. */ public GridFSUploadOptions() { } /** * The number of bytes per chunk of this file. * * <p>If no value has been set then, the chunkSizeBytes from the GridFSBucket will be used.</p> * * @return number of bytes per chunk if set or null */ @Nullable public Integer getChunkSizeBytes() { return chunkSizeBytes; } /** * Sets the chunk size in bytes. * * @param chunkSizeBytes the number of bytes per chunk for the uploaded file * @return this */ public GridFSUploadOptions chunkSizeBytes(@Nullable final Integer chunkSizeBytes) { this.chunkSizeBytes = chunkSizeBytes; return this; } /** * Returns any user provided data for the 'metadata' field of the files collection document. * * @return the user provided metadata for the file if set or null */ @Nullable public Document getMetadata() { return metadata; } /** * Sets metadata to stored alongside the filename in the files collection * * @param metadata the metadata to be stored * @return this */ public GridFSUploadOptions metadata(@Nullable final Document metadata) { this.metadata = metadata; return this; } }