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238 lines
8.4 KiB
238 lines
8.4 KiB
#if NET40 || NET461
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// Copyright © 2004, 2013, Oracle and/or its affiliates. All rights reserved.
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//
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// MySQL Connector/NET is licensed under the terms of the GPLv2
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// <http://www.gnu.org/licenses/old-licenses/gpl-2.0.html>, like most
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// MySQL Connectors. There are special exceptions to the terms and
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// conditions of the GPLv2 as it is applied to this software, see the
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// FLOSS License Exception
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// <http://www.mysql.com/about/legal/licensing/foss-exception.html>.
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published
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// by the Free Software Foundation; version 2 of the License.
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//
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// This program is distributed in the hope that it will be useful, but
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// WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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// or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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// for more details.
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//
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// You should have received a copy of the GNU General Public License along
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// with this program; if not, write to the Free Software Foundation, Inc.,
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// 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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using Externals.MySql.Data.MySqlClient.Properties;
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using System;
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using System.Collections;
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using System.ComponentModel;
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using System.Data.Common;
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namespace Externals.MySql.Data.MySqlClient
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{
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[Editor("Externals.MySql.Data.MySqlClient.Design.DBParametersEditor,MySql.Design", typeof(System.Drawing.Design.UITypeEditor))]
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[ListBindable(true)]
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internal sealed partial class MySqlParameterCollection : DbParameterCollection
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{
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/// <summary>
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/// Adds a <see cref="MySqlParameter"/> to the <see cref="MySqlParameterCollection"/> with the parameter name, the data type, the column length, and the source column name.
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/// </summary>
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/// <param name="parameterName">The name of the parameter.</param>
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/// <param name="dbType">One of the <see cref="MySqlDbType"/> values. </param>
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/// <param name="size">The length of the column.</param>
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/// <param name="sourceColumn">The name of the source column.</param>
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/// <returns>The newly added <see cref="MySqlParameter"/> object.</returns>
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public MySqlParameter Add(string parameterName, MySqlDbType dbType, int size, string sourceColumn)
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{
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return Add(new MySqlParameter(parameterName, dbType, size, sourceColumn));
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}
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#region DbParameterCollection Implementation
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/// <summary>
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/// Adds an array of values to the end of the <see cref="MySqlParameterCollection"/>.
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/// </summary>
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/// <param name="values"></param>
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public override void AddRange(Array values)
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{
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foreach (DbParameter p in values)
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Add(p);
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}
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/// <summary>
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/// Retrieve the parameter with the given name.
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/// </summary>
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/// <param name="parameterName"></param>
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/// <returns></returns>
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protected override DbParameter GetParameter(string parameterName)
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{
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return (DbParameter)InternalGetParameter(parameterName);
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}
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protected override DbParameter GetParameter(int index)
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{
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return (DbParameter)InternalGetParameter(index);
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}
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protected override void SetParameter(string parameterName, DbParameter value)
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{
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InternalSetParameter(parameterName, value as MySqlParameter);
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}
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protected override void SetParameter(int index, DbParameter value)
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{
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InternalSetParameter(index, value as MySqlParameter);
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}
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/// <summary>
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/// Adds the specified <see cref="MySqlParameter"/> object to the <see cref="MySqlParameterCollection"/>.
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/// </summary>
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/// <param name="value">The <see cref="MySqlParameter"/> to add to the collection.</param>
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/// <returns>The index of the new <see cref="MySqlParameter"/> object.</returns>
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public override int Add(object value)
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{
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MySqlParameter parameter = value as MySqlParameter;
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if (parameter == null)
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throw new MySqlException("Only MySqlParameter objects may be stored");
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parameter = Add(parameter);
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return IndexOf(parameter);
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}
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/// <summary>
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/// Gets a value indicating whether a <see cref="MySqlParameter"/> with the specified parameter name exists in the collection.
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/// </summary>
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/// <param name="parameterName">The name of the <see cref="MySqlParameter"/> object to find.</param>
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/// <returns>true if the collection contains the parameter; otherwise, false.</returns>
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public override bool Contains(string parameterName)
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{
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return IndexOf(parameterName) != -1;
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}
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/// <summary>
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/// Gets a value indicating whether a MySqlParameter exists in the collection.
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/// </summary>
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/// <param name="value">The value of the <see cref="MySqlParameter"/> object to find. </param>
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/// <returns>true if the collection contains the <see cref="MySqlParameter"/> object; otherwise, false.</returns>
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/// <overloads>Gets a value indicating whether a <see cref="MySqlParameter"/> exists in the collection.</overloads>
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public override bool Contains(object value)
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{
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MySqlParameter parameter = value as MySqlParameter;
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if (null == parameter)
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throw new ArgumentException("Argument must be of type DbParameter", "value");
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return items.Contains(parameter);
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}
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/// <summary>
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/// Copies MySqlParameter objects from the MySqlParameterCollection to the specified array.
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/// </summary>
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/// <param name="array"></param>
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/// <param name="index"></param>
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public override void CopyTo(Array array, int index)
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{
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items.ToArray().CopyTo(array, index);
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}
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/// <summary>
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/// Returns an enumerator that iterates through the <see cref="MySqlParameterCollection"/>.
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/// </summary>
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/// <returns></returns>
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public override IEnumerator GetEnumerator()
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{
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return items.GetEnumerator();
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}
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/// <summary>
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/// Inserts a MySqlParameter into the collection at the specified index.
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/// </summary>
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/// <param name="index"></param>
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/// <param name="value"></param>
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public override void Insert(int index, object value)
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{
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MySqlParameter parameter = value as MySqlParameter;
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if (parameter == null)
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throw new MySqlException("Only MySqlParameter objects may be stored");
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InternalAdd(parameter, index);
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}
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/// <summary>
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/// Gets a value that indicates whether the <see cref="MySqlParameterCollection"/>
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/// has a fixed size.
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/// </summary>
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public override bool IsFixedSize
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{
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get { return (items as IList).IsFixedSize; }
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}
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/// <summary>
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/// Gets a value that indicates whether the <see cref="MySqlParameterCollection"/>
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/// is read-only.
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/// </summary>
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public override bool IsReadOnly
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{
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get { return (items as IList).IsReadOnly; }
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}
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/// <summary>
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/// Gets a value that indicates whether the <see cref="MySqlParameterCollection"/>
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/// is synchronized.
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/// </summary>
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public override bool IsSynchronized
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{
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get { return (items as IList).IsSynchronized; }
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}
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/// <summary>
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/// Removes the specified MySqlParameter from the collection.
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/// </summary>
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/// <param name="value"></param>
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public override void Remove(object value)
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{
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MySqlParameter p = (value as MySqlParameter);
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p.Collection = null;
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int index = IndexOf(p);
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items.Remove(p);
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indexHashCS.Remove(p.ParameterName);
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indexHashCI.Remove(p.ParameterName);
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AdjustHashes(index, false);
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}
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/// <summary>
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/// Removes the specified <see cref="MySqlParameter"/> from the collection using the parameter name.
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/// </summary>
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/// <param name="parameterName">The name of the <see cref="MySqlParameter"/> object to retrieve. </param>
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public override void RemoveAt(string parameterName)
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{
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DbParameter p = GetParameter(parameterName);
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Remove(p);
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}
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/// <summary>
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/// Removes the specified <see cref="MySqlParameter"/> from the collection using a specific index.
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/// </summary>
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/// <param name="index">The zero-based index of the parameter. </param>
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/// <overloads>Removes the specified <see cref="MySqlParameter"/> from the collection.</overloads>
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public override void RemoveAt(int index)
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{
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object o = items[index];
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Remove(o);
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}
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/// <summary>
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/// Gets an object that can be used to synchronize access to the
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/// <see cref="MySqlParameterCollection"/>.
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/// </summary>
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public override object SyncRoot
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{
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get { return (items as IList).SyncRoot; }
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}
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#endregion
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}
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}
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#endif
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