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Sda.DataProvider/SDACommandBuilder.cs

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+using System;
+using System.Diagnostics.CodeAnalysis;
+using SDA.DataProvider.Core;
+
+namespace SDA.DataProvider
+{
+    /// <summary>
+    /// Egy konkrét táblára vonatkozó <c>DML</c> utasításokat generál.
+    /// </summary>
+    public class SDACommandBuilder : IDisposable
+    {
+        internal SDACommandBuilderWrapper CommandBuilder;
+
+        /// <summary>
+        /// Az osztály alapértelmezett konstruktora.
+        /// </summary>
+        public SDACommandBuilder()
+        {
+            CommandBuilder = SDAFactory.Instance.CreateCommandBuilder();
+        }
+
+        /// <summary>
+        /// Az osztály konstruktora.
+        /// </summary>
+        /// <param name="dataAdapter"></param>
+        public SDACommandBuilder(SDADataAdapter dataAdapter)
+        {
+            if (dataAdapter == null)
+            {
+                throw new ArgumentNullException(nameof(dataAdapter));
+            }
+
+            CommandBuilder = SDAFactory.Instance.CreateCommandBuilder(dataAdapter.DataAdapter);
+        }
+
+        /// <summary>
+        /// Paraméterek kötése.
+        /// </summary>
+        public void DeriveParameters(SDACommand command)
+        {
+            if (command == null)
+            {
+                throw new ArgumentNullException(nameof(command));
+            }
+
+            CommandBuilder.DeriveParameters(command.Command);
+        }
+
+        /// <summary>
+        /// Visszaadja a törlő parancs objektumot.
+        /// </summary>
+        /// <returns></returns>
+        [SuppressMessage("Microsoft.Design", "CA1024:UsePropertiesWhereAppropriate")]
+        public SDACommand GetDeleteCommand()
+        {
+            return new SDACommand(CommandBuilder.GetDeleteCommand());
+        }
+
+        /// <summary>
+        /// Beszúrás parancs.
+        /// </summary>
+        [SuppressMessage("Microsoft.Design", "CA1024:UsePropertiesWhereAppropriate")]
+        public SDACommand GetInsertCommand()
+        {
+            return new SDACommand(CommandBuilder.GetInsertCommand());
+        }
+
+        /// <summary>
+        /// Módosítás parancs.
+        /// </summary>
+        [SuppressMessage("Microsoft.Design", "CA1024:UsePropertiesWhereAppropriate")]
+        public SDACommand GetUpdateCommand()
+        {
+            return new SDACommand(CommandBuilder.GetUpdateCommand());
+        }
+
+        /// <summary>
+        /// Séma frissítése.
+        /// </summary>
+        public void RefreshSchema()
+        {
+            CommandBuilder.RefreshSchema();
+        }
+
+        /// <summary>
+        /// Eldobja az objektumot.
+        /// </summary>
+        public void Dispose()
+        {
+            CommandBuilder.Dispose();
+            CommandBuilder = null;
+        }
+    }
+}