95 lines
3.1 KiB
C#
Executable File
95 lines
3.1 KiB
C#
Executable File
//
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// DatabaseTable.cs - represents a table in a DatabaseObjectModel
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//
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// Author:
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// Michael Becker <alcexhim@gmail.com>
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//
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// Copyright (c) 2011-2020 Mike Becker's Software
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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 by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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using System;
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using System.Collections.Generic;
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namespace UniversalEditor.ObjectModels.Database
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{
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/// <summary>
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/// Represents a table in a <see cref="DatabaseObjectModel" />.
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/// </summary>
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public class DatabaseTable : ICloneable
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{
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public class DatabaseTableCollection
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: System.Collections.ObjectModel.Collection<DatabaseTable>
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{
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public DatabaseTable this[string name]
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{
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get
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{
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if (_itemsByName.ContainsKey(name))
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return _itemsByName[name];
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return null;
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}
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}
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private Dictionary<string, DatabaseTable> _itemsByName = new Dictionary<string, DatabaseTable>();
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protected override void ClearItems()
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{
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base.ClearItems();
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_itemsByName.Clear();
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}
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protected override void InsertItem(int index, DatabaseTable item)
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{
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base.InsertItem(index, item);
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_itemsByName[item.Name] = item;
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}
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protected override void RemoveItem(int index)
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{
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if (_itemsByName.ContainsKey(this[index].Name))
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_itemsByName.Remove(this[index].Name);
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base.RemoveItem(index);
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}
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}
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/// <summary>
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/// Gets or sets the name of the <see cref="DatabaseTable" />.
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/// </summary>
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/// <value>The name of the <see cref="DatabaseTable" />.</value>
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public string Name { get; set; } = String.Empty;
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/// <summary>
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/// Gets a collection of <see cref="DatabaseField" /> instances representing the fields (columns) in the <see cref="DatabaseTable" />.
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/// </summary>
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/// <value>The fields (columns) in the <see cref="DatabaseTable" />.</value>
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public DatabaseField.DatabaseFieldCollection Fields { get; } = new DatabaseField.DatabaseFieldCollection();
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/// <summary>
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/// Gets a collection of <see cref="DatabaseRecord" /> instances representing the records (rows) in the <see cref="DatabaseTable" />.
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/// </summary>
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/// <value>The records (rows) in the <see cref="DatabaseTable" />.</value>
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public DatabaseRecord.DatabaseRecordCollection Records { get; } = new DatabaseRecord.DatabaseRecordCollection();
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public object Clone()
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{
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DatabaseTable clone = new DatabaseTable();
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clone.Name = (Name.Clone() as string);
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for (int i = 0; i < Fields.Count; i++)
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{
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clone.Fields.Add(Fields[i].Clone() as DatabaseField);
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}
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for (int i = 0; i < Records.Count; i++)
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{
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clone.Records.Add(Records[i].Clone() as DatabaseRecord);
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}
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return clone;
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}
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}
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} |