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Imported Upstream version 4.6.0.125
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//------------------------------------------------------------------------------
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// <copyright file="DataTableMappingCollection.cs" company="Microsoft">
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// Copyright (c) Microsoft Corporation. All rights reserved.
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// </copyright>
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// <owner current="true" primary="true">[....]</owner>
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// <owner current="true" primary="false">[....]</owner>
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//------------------------------------------------------------------------------
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namespace System.Data.Common {
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using System;
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using System.Collections;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Data;
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using System.Diagnostics;
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[
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Editor("Microsoft.VSDesigner.Data.Design.DataTableMappingCollectionEditor, " + AssemblyRef.MicrosoftVSDesigner, "System.Drawing.Design.UITypeEditor, " + AssemblyRef.SystemDrawing),
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ListBindable(false)
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]
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public sealed class DataTableMappingCollection : MarshalByRefObject, ITableMappingCollection {
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private List<DataTableMapping> items; // delay creation until AddWithoutEvents, Insert, CopyTo, GetEnumerator
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public DataTableMappingCollection() {
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}
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// explicit ICollection implementation
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bool System.Collections.ICollection.IsSynchronized {
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get { return false;}
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}
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object System.Collections.ICollection.SyncRoot {
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get { return this;}
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}
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// explicit IList implementation
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bool System.Collections.IList.IsReadOnly {
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get { return false;}
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}
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bool System.Collections.IList.IsFixedSize {
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get { return false;}
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}
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object System.Collections.IList.this[int index] {
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get {
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return this[index];
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}
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set {
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ValidateType(value);
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this[index] = (DataTableMapping) value;
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}
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}
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object ITableMappingCollection.this[string index] {
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get {
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return this[index];
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}
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set {
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ValidateType(value);
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this[index] = (DataTableMapping) value;
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}
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}
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ITableMapping ITableMappingCollection.Add(string sourceTableName, string dataSetTableName) {
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return Add(sourceTableName, dataSetTableName);
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}
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ITableMapping ITableMappingCollection.GetByDataSetTable(string dataSetTableName) {
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return GetByDataSetTable(dataSetTableName);
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}
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[
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Browsable(false),
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DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden),
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ResDescriptionAttribute(Res.DataTableMappings_Count),
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]
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public int Count {
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get {
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return ((null != items) ? items.Count : 0);
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}
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}
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private Type ItemType {
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get { return typeof(DataTableMapping); }
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}
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[
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Browsable(false),
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DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden),
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ResDescriptionAttribute(Res.DataTableMappings_Item),
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]
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public DataTableMapping this[int index] {
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get {
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RangeCheck(index);
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return items[index];
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}
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set {
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RangeCheck(index);
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Replace(index, value);
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}
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}
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[
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Browsable(false),
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DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden),
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ResDescriptionAttribute(Res.DataTableMappings_Item),
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]
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public DataTableMapping this[string sourceTable] {
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get {
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int index = RangeCheck(sourceTable);
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return items[index];
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}
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set {
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int index = RangeCheck(sourceTable);
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Replace(index, value);
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}
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}
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public int Add(object value) {
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ValidateType(value);
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Add((DataTableMapping) value);
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return Count-1;
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}
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private DataTableMapping Add(DataTableMapping value) {
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AddWithoutEvents(value);
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return value;
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}
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public void AddRange(DataTableMapping[] values) { // V1.0.3300
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AddEnumerableRange(values, false);
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}
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public void AddRange(System.Array values) { // V1.2.3300
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AddEnumerableRange(values, false);
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}
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private void AddEnumerableRange(IEnumerable values, bool doClone) {
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if (null == values) {
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throw ADP.ArgumentNull("values");
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}
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foreach(object value in values) {
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ValidateType(value);
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}
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if (doClone) {
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foreach(ICloneable value in values) {
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AddWithoutEvents(value.Clone() as DataTableMapping);
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}
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}
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else {
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foreach(DataTableMapping value in values) {
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AddWithoutEvents(value);
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}
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}
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}
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/*/// <include file='doc\DataTableMappingCollection.uex' path='docs/doc[@for="DataTableMappingCollection.AddCloneOfRange"]/*' />
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public void AddCloneOfRange(IEnumerable values) {
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AddEnumerableRange(values, true);
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}*/
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public DataTableMapping Add(string sourceTable, string dataSetTable) {
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return Add(new DataTableMapping(sourceTable, dataSetTable));
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}
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private void AddWithoutEvents(DataTableMapping value) {
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Validate(-1, value);
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value.Parent = this;
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ArrayList().Add(value);
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}
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// implemented as a method, not as a property because the VS7 debugger
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// object browser calls properties to display their value, and we want this delayed
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private List<DataTableMapping> ArrayList() {
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if (null == this.items) {
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this.items = new List<DataTableMapping>();
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}
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return this.items;
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}
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public void Clear() {
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if (0 < Count) {
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ClearWithoutEvents();
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}
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}
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private void ClearWithoutEvents() {
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if (null != items) {
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foreach(DataTableMapping item in items) {
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item.Parent = null;
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}
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items.Clear();
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}
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}
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public bool Contains(string value) {
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return (-1 != IndexOf(value));
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}
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public bool Contains(object value) {
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return (-1 != IndexOf(value));
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}
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public void CopyTo(Array array, int index) {
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((ICollection)ArrayList()).CopyTo(array, index);
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}
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public void CopyTo(DataTableMapping[] array, int index) {
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ArrayList().CopyTo(array, index);
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}
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public DataTableMapping GetByDataSetTable(string dataSetTable) {
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int index = IndexOfDataSetTable(dataSetTable);
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if (0 > index) {
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throw ADP.TablesDataSetTable(dataSetTable);
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}
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return items[index];
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}
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public IEnumerator GetEnumerator() {
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return ArrayList().GetEnumerator();
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}
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public int IndexOf(object value) {
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if (null != value) {
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ValidateType(value);
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for (int i = 0; i < Count; ++i) {
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if (items[i] == value) {
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return i;
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}
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}
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}
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return -1;
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}
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public int IndexOf(string sourceTable) {
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if (!ADP.IsEmpty(sourceTable)) {
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for (int i = 0; i < Count; ++i) {
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string value = items[i].SourceTable;
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if ((null != value) && (0 == ADP.SrcCompare(sourceTable, value))) {
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return i;
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}
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}
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}
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return -1;
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}
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public int IndexOfDataSetTable(string dataSetTable) {
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if (!ADP.IsEmpty(dataSetTable)) {
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for (int i = 0; i < Count; ++i) {
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string value = items[i].DataSetTable;
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if ((null != value) && (0 == ADP.DstCompare(dataSetTable, value))) {
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return i;
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}
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}
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}
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return -1;
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}
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public void Insert(int index, Object value) {
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ValidateType(value);
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Insert(index, (DataTableMapping) value);
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}
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public void Insert(int index, DataTableMapping value) {
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if (null == value) {
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throw ADP.TablesAddNullAttempt("value");
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}
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Validate(-1, value);
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value.Parent = this;
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ArrayList().Insert(index, value);
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}
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private void RangeCheck(int index) {
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if ((index < 0) || (Count <= index)) {
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throw ADP.TablesIndexInt32(index, this);
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}
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}
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private int RangeCheck(string sourceTable) {
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int index = IndexOf(sourceTable);
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if (index < 0) {
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throw ADP.TablesSourceIndex(sourceTable);
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}
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return index;
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}
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public void RemoveAt(int index) {
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RangeCheck(index);
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RemoveIndex(index);
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}
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public void RemoveAt(string sourceTable) {
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int index = RangeCheck(sourceTable);
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RemoveIndex(index);
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}
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private void RemoveIndex(int index) {
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Debug.Assert((null != items) && (0 <= index) && (index < Count), "RemoveIndex, invalid");
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items[index].Parent = null;
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items.RemoveAt(index);
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}
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public void Remove(object value) {
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ValidateType(value);
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Remove((DataTableMapping) value);
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}
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public void Remove (DataTableMapping value) {
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if (null == value) {
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throw ADP.TablesAddNullAttempt ("value");
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}
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int index = IndexOf (value);
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if (-1 != index) {
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RemoveIndex (index);
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}
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else {
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throw ADP.CollectionRemoveInvalidObject (ItemType, this);
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}
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}
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private void Replace (int index, DataTableMapping newValue) {
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Validate(index, newValue);
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items[index].Parent = null;
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newValue.Parent = this;
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items[index] = newValue;
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}
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private void ValidateType(object value) {
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if (null == value) {
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throw ADP.TablesAddNullAttempt("value");
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}
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else if (!ItemType.IsInstanceOfType(value)) {
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throw ADP.NotADataTableMapping(value);
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}
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}
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private void Validate(int index, DataTableMapping value) {
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if (null == value) {
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throw ADP.TablesAddNullAttempt("value");
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}
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if (null != value.Parent) {
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if (this != value.Parent) {
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throw ADP.TablesIsNotParent(this);
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}
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else if (index != IndexOf(value)) {
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throw ADP.TablesIsParent(this);
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}
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}
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String name = value.SourceTable;
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if (ADP.IsEmpty(name)) {
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index = 1;
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do {
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name = ADP.SourceTable + index.ToString(System.Globalization.CultureInfo.InvariantCulture);
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index++;
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} while (-1 != IndexOf(name));
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value.SourceTable = name;
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}
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else {
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ValidateSourceTable(index, name);
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}
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}
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internal void ValidateSourceTable(int index, string value) {
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int pindex = IndexOf(value);
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if ((-1 != pindex) && (index != pindex)) { // must be non-null and unique
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throw ADP.TablesUniqueSourceTable(value);
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}
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}
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[ EditorBrowsableAttribute(EditorBrowsableState.Advanced) ] // MDAC 69508
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static public DataTableMapping GetTableMappingBySchemaAction(DataTableMappingCollection tableMappings, string sourceTable, string dataSetTable, MissingMappingAction mappingAction) {
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if (null != tableMappings) {
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int index = tableMappings.IndexOf(sourceTable);
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if (-1 != index) {
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#if DEBUG
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if (AdapterSwitches.DataSchema.TraceWarning) {
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Debug.WriteLine("mapping match on SourceTable \"" + sourceTable + "\"");
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}
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#endif
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return tableMappings.items[index];
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}
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}
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if (ADP.IsEmpty(sourceTable)) {
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throw ADP.InvalidSourceTable("sourceTable");
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}
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switch (mappingAction) {
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case MissingMappingAction.Passthrough:
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#if DEBUG
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if (AdapterSwitches.DataSchema.TraceInfo) {
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Debug.WriteLine("mapping passthrough of SourceTable \"" + sourceTable + "\" -> \"" + dataSetTable + "\"");
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}
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#endif
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return new DataTableMapping(sourceTable, dataSetTable);
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case MissingMappingAction.Ignore:
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#if DEBUG
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if (AdapterSwitches.DataSchema.TraceWarning) {
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Debug.WriteLine("mapping filter of SourceTable \"" + sourceTable + "\"");
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}
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#endif
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return null;
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case MissingMappingAction.Error:
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#if DEBUG
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if (AdapterSwitches.DataSchema.TraceError) {
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Debug.WriteLine("mapping error on SourceTable \"" + sourceTable + "\"");
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}
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#endif
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throw ADP.MissingTableMapping(sourceTable);
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default:
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throw ADP.InvalidMissingMappingAction(mappingAction);
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}
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}
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}
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}
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