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//------------------------------------------------------------------------------
// <copyright file="OdbcParameterCollection.cs" company="Microsoft">
// Copyright (c) Microsoft Corporation. All rights reserved.
// </copyright>
// <owner current="true" primary="true">Microsoft</owner>
// <owner current="true" primary="false">Microsoft</owner>
//------------------------------------------------------------------------------
namespace System.Data.Odbc {
using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Data.Common;
using System.Data.ProviderBase;
using System.Diagnostics;
using System.Runtime.InteropServices;
[
Editor("Microsoft.VSDesigner.Data.Design.DBParametersEditor, " + AssemblyRef.MicrosoftVSDesigner, "System.Drawing.Design.UITypeEditor, " + AssemblyRef.SystemDrawing),
ListBindable(false)
]
public sealed partial class OdbcParameterCollection : DbParameterCollection {
private bool _rebindCollection; // The collection needs to be (re)bound
private static Type ItemType = typeof(OdbcParameter);
internal OdbcParameterCollection() : base() {
}
internal bool RebindCollection {
get { return _rebindCollection; }
set { _rebindCollection = value; }
}
[
Browsable(false),
DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)
]
new public OdbcParameter this[int index] {
get {
return (OdbcParameter)GetParameter(index);
}
set {
SetParameter(index, value);
}
}
[
Browsable(false),
DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)
]
new public OdbcParameter this[string parameterName] {
get {
return (OdbcParameter)GetParameter(parameterName);
}
set {
SetParameter(parameterName, value);
}
}
public OdbcParameter Add(OdbcParameter value) {
// MDAC 59206
Add((object)value);
return value;
}
[ EditorBrowsableAttribute(EditorBrowsableState.Never)]
[ ObsoleteAttribute("Add(String parameterName, Object value) has been deprecated. Use AddWithValue(String parameterName, Object value). http://go.microsoft.com/fwlink/?linkid=14202", false) ] // 79027
public OdbcParameter Add(string parameterName, object value) {
// MDAC 59206
return Add(new OdbcParameter(parameterName, value));
}
public OdbcParameter AddWithValue(string parameterName, object value) {
// MDAC 79027
return Add(new OdbcParameter(parameterName, value));
}
public OdbcParameter Add(string parameterName, OdbcType odbcType) {
return Add(new OdbcParameter(parameterName, odbcType));
}
public OdbcParameter Add(string parameterName, OdbcType odbcType, int size) {
return Add(new OdbcParameter(parameterName, odbcType, size));
}
public OdbcParameter Add(string parameterName, OdbcType odbcType, int size, string sourceColumn) {
return Add(new OdbcParameter(parameterName, odbcType, size, sourceColumn));
}
public void AddRange(OdbcParameter[] values) {
// V1.2.3300
AddRange((Array)values);
}
// Walks through the collection and binds each parameter
//
internal void Bind(OdbcCommand command, CMDWrapper cmdWrapper, CNativeBuffer parameterBuffer){
for(int i = 0; i < Count; ++i) {
this[i].Bind(cmdWrapper.StatementHandle, command, checked((short)(i+1)), parameterBuffer, true);
}
_rebindCollection = false;
}
internal int CalcParameterBufferSize(OdbcCommand command){
// Calculate the size of the buffer we need
int parameterBufferSize = 0;
for(int i = 0; i < Count; ++i) {
if (_rebindCollection) {
this[i].HasChanged = true;
}
this[i].PrepareForBind(command, (short)(i+1), ref parameterBufferSize);
parameterBufferSize = (parameterBufferSize + (IntPtr.Size-1)) & ~(IntPtr.Size-1); // align buffer;
}
return parameterBufferSize;
}
// Walks through the collection and clears the parameters
//
internal void ClearBindings () {
for(int i = 0; i < Count; ++i) {
this[i].ClearBinding();
}
}
override public bool Contains(string value) { // WebData 97349
return (-1 != IndexOf(value));
}
public bool Contains(OdbcParameter value) {
return (-1 != IndexOf(value));
}
public void CopyTo(OdbcParameter[] array, int index) {
CopyTo((Array)array, index);
}
private void OnChange() {
_rebindCollection = true;
}
internal void GetOutputValues (CMDWrapper cmdWrapper) {
// mdac 88542 - we will not read out the parameters if the collection has changed
if (!_rebindCollection) {
CNativeBuffer parameterBuffer = cmdWrapper._nativeParameterBuffer;
for(int i = 0; i < Count; ++i) {
this[i].GetOutputValue(parameterBuffer);
}
}
}
public int IndexOf(OdbcParameter value) {
return IndexOf((object)value);
}
public void Insert(int index, OdbcParameter value) {
Insert(index, (object)value);
}
public void Remove(OdbcParameter value) {
Remove((object)value);
}
}
}
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