| | 1 | | /* |
| | 2 | | * Copyright 2017 Stanislav Muhametsin. All rights Reserved. |
| | 3 | | * |
| | 4 | | * Licensed under the Apache License, Version 2.0 (the "License"); |
| | 5 | | * you may not use this file except in compliance with the License. |
| | 6 | | * You may obtain a copy of the License at |
| | 7 | | * |
| | 8 | | * http://www.apache.org/licenses/LICENSE-2.0 |
| | 9 | | * |
| | 10 | | * Unless required by applicable law or agreed to in writing, software |
| | 11 | | * distributed under the License is distributed on an "AS IS" BASIS, |
| | 12 | | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or |
| | 13 | | * implied. |
| | 14 | | * |
| | 15 | | * See the License for the specific language governing permissions and |
| | 16 | | * limitations under the License. |
| | 17 | | */ |
| | 18 | | using AsyncEnumeration.Abstractions; |
| | 19 | | using AsyncEnumeration.Implementation.Enumerable; |
| | 20 | | using CBAM.Abstractions.Implementation; |
| | 21 | | using System; |
| | 22 | | using System.Collections.Generic; |
| | 23 | | using System.Text; |
| | 24 | | using System.Threading; |
| | 25 | | using System.Threading.Tasks; |
| | 26 | | using UtilPack; |
| | 27 | |
|
| | 28 | | namespace CBAM.SQL.Implementation |
| | 29 | | { |
| | 30 | | using TStatementExecutionTaskParameter = System.ValueTuple<SQLStatementExecutionResult, Func<ValueTask<(Boolean, SQLS |
| | 31 | |
|
| | 32 | | /// <summary> |
| | 33 | | /// This class extends <see cref="ConnectionFunctionalitySU{TStatement, TStatementInformation, TStatementCreationArgs |
| | 34 | | /// </summary> |
| | 35 | | /// <typeparam name="TVendor">The actual type of <see cref="SQLConnectionVendorFunctionality"/>.</typeparam> |
| | 36 | | public abstract class SQLConnectionFunctionalitySU<TVendor> : ConnectionFunctionalitySU<SQLStatementBuilder, SQLState |
| | 37 | | where TVendor : SQLConnectionVendorFunctionality |
| | 38 | | { |
| | 39 | |
|
| | 40 | | /// <summary> |
| | 41 | | /// Initializes new instance of <see cref="SQLConnectionFunctionalitySU{TVendor}"/> with given vendor. |
| | 42 | | /// </summary> |
| | 43 | | /// <param name="vendor">The vendor functionality.</param> |
| | 44 | | /// <param name="asyncProvider">The <see cref="IAsyncProvider"/> to use.</param> |
| | 45 | | public SQLConnectionFunctionalitySU( TVendor vendor, IAsyncProvider asyncProvider ) |
| 24 | 46 | | : base( vendor, asyncProvider ) |
| | 47 | | { |
| 24 | 48 | | } |
| | 49 | |
|
| | 50 | | /// <summary> |
| | 51 | | /// This method implements <see cref="ConnectionFunctionalitySU{TStatement, TStatementInformation, TStatementCreat |
| | 52 | | /// </summary> |
| | 53 | | /// <param name="stmt">The <see cref="SQLStatementBuilderInformation"/> to use.</param> |
| | 54 | | /// <param name="reservationObject">The <see cref="ReservedForStatement"/> object of this execution.</param> |
| | 55 | | /// <returns>The result of <see cref="ExecuteStatementAsBatch(SQLStatementBuilderInformation, ReservedForStatement |
| | 56 | | protected override async ValueTask<(SQLStatementExecutionResult, Boolean, Func<ValueTask<(Boolean, SQLStatementExe |
| | 57 | | { |
| 91 | 58 | | var retVal = await ( stmt.HasBatchParameters() ? |
| 91 | 59 | | this.ExecuteStatementAsBatch( stmt, reservationObject ) : ( |
| 91 | 60 | | stmt.SQLParameterCount > 0 ? |
| 91 | 61 | | this.ExecuteStatementAsPrepared( stmt, reservationObject ) : |
| 91 | 62 | | this.ExecuteStatementAsSimple( stmt, reservationObject ) |
| 91 | 63 | | ) ); |
| | 64 | |
|
| 98 | 65 | | return (retVal.Item1, retVal.Item1 != null, retVal.Item2); |
| 98 | 66 | | } |
| | 67 | |
|
| | 68 | | /// <summary> |
| | 69 | | /// Implements <see cref="DefaultConnectionFunctionality{TStatement, TStatementInformation, TStatementCreationArgs |
| | 70 | | /// </summary> |
| | 71 | | /// <param name="statement">The <see cref="SQLStatementBuilder"/>.</param> |
| | 72 | | /// <returns>The result of <see cref="SQLStatementBuilder.StatementBuilderInformation"/>.</returns> |
| | 73 | | protected override SQLStatementBuilderInformation GetInformationFromStatement( SQLStatementBuilder statement ) |
| | 74 | | { |
| 94 | 75 | | return statement?.StatementBuilderInformation; |
| | 76 | | } |
| | 77 | |
|
| | 78 | | /// <summary> |
| | 79 | | /// Derived classes should implement this method in order to execute <see cref="SQLStatementBuilderInformation"/> |
| | 80 | | /// </summary> |
| | 81 | | /// <param name="stmt">The <see cref="SQLStatementBuilderInformation"/> to use.</param> |
| | 82 | | /// <param name="reservationObject">The <see cref="ReservedForStatement"/> object of this execution.</param> |
| | 83 | | /// <returns>Asynchronously returns the tuple of <see cref="SQLStatementExecutionResult"/> resulted from executing |
| | 84 | | protected abstract ValueTask<TStatementExecutionTaskParameter> ExecuteStatementAsSimple( SQLStatementBuilderInform |
| | 85 | |
|
| | 86 | | /// <summary> |
| | 87 | | /// Derived classes should implement this method in order to execute <see cref="SQLStatementBuilderInformation"/> |
| | 88 | | /// </summary> |
| | 89 | | /// <param name="stmt">The <see cref="SQLStatementBuilderInformation"/> to use.</param> |
| | 90 | | /// <param name="reservationObject">The <see cref="ReservedForStatement"/> object of this execution.</param> |
| | 91 | | /// <returns>Asynchronously returns the tuple of <see cref="SQLStatementExecutionResult"/> resulted from executing |
| | 92 | | protected abstract ValueTask<TStatementExecutionTaskParameter> ExecuteStatementAsPrepared( SQLStatementBuilderInfo |
| | 93 | |
|
| | 94 | | /// <summary> |
| | 95 | | /// Derived classes should implement this method in order to execute <see cref="SQLStatementBuilderInformation"/> |
| | 96 | | /// </summary> |
| | 97 | | /// <param name="stmt">The <see cref="SQLStatementBuilderInformation"/> to use.</param> |
| | 98 | | /// <param name="reservationObject">The <see cref="ReservedForStatement"/> object of this execution.</param> |
| | 99 | | /// <returns>Asynchronously returns the tuple of <see cref="SQLStatementExecutionResult"/> resulted from executing |
| | 100 | | protected abstract ValueTask<TStatementExecutionTaskParameter> ExecuteStatementAsBatch( SQLStatementBuilderInforma |
| | 101 | |
|
| | 102 | | } |
| | 103 | |
|
| | 104 | | } |