93 lines
3.1 KiB
C#
93 lines
3.1 KiB
C#
/*
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* MinIO .NET Library for Amazon S3 Compatible Cloud Storage, (C) 2020, 2021 MinIO, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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using System.Text;
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using Minio.DataModel.Select;
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using Minio.Helper;
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namespace Minio.DataModel.Args;
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public class SelectObjectContentArgs : EncryptionArgs<SelectObjectContentArgs>
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{
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private readonly SelectObjectOptions SelectOptions;
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public SelectObjectContentArgs()
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{
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RequestMethod = HttpMethod.Post;
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SelectOptions = new SelectObjectOptions();
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}
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internal override void Validate()
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{
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base.Validate();
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if (string.IsNullOrEmpty(SelectOptions.Expression))
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throw new InvalidOperationException("The Expression " + nameof(SelectOptions.Expression) +
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" for Select Object Content cannot be empty.");
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if (SelectOptions.InputSerialization is null || SelectOptions.OutputSerialization is null)
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throw new InvalidOperationException(
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"The Input/Output serialization members for SelectObjectContentArgs should be initialized " +
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nameof(SelectOptions.InputSerialization) + " " + nameof(SelectOptions.OutputSerialization));
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}
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internal override HttpRequestMessageBuilder BuildRequest(HttpRequestMessageBuilder requestMessageBuilder)
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{
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requestMessageBuilder.AddQueryParameter("select", "");
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requestMessageBuilder.AddQueryParameter("select-type", "2");
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if (RequestBody.IsEmpty)
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{
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RequestBody = Encoding.UTF8.GetBytes(SelectOptions.MarshalXML());
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requestMessageBuilder.SetBody(RequestBody);
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}
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requestMessageBuilder.AddOrUpdateHeaderParameter("Content-Md5",
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Utils.GetMD5SumStr(RequestBody.Span));
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return requestMessageBuilder;
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}
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public SelectObjectContentArgs WithExpressionType(QueryExpressionType e)
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{
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SelectOptions.ExpressionType = e;
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return this;
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}
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public SelectObjectContentArgs WithQueryExpression(string expr)
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{
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SelectOptions.Expression = expr;
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return this;
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}
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public SelectObjectContentArgs WithInputSerialization(SelectObjectInputSerialization serialization)
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{
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SelectOptions.InputSerialization = serialization;
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return this;
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}
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public SelectObjectContentArgs WithOutputSerialization(SelectObjectOutputSerialization serialization)
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{
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SelectOptions.OutputSerialization = serialization;
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return this;
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}
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public SelectObjectContentArgs WithRequestProgress(RequestProgress requestProgress)
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{
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SelectOptions.RequestProgress = requestProgress;
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return this;
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}
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}
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