131 lines
3.7 KiB
C#
131 lines
3.7 KiB
C#
/*
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KeePass Password Safe - The Open-Source Password Manager
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Copyright (C) 2003-2016 Dominik Reichl <dominik.reichl@t-online.de>
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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 2 of the License, or
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(at your option) any later version.
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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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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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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.Text;
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using System.Diagnostics;
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using KeePassLib.Interfaces;
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#if KeePassLibSD
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using KeePassLibSD;
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#endif
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namespace KeePassLib.Collections
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{
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public sealed class StringDictionaryEx : IDeepCloneable<StringDictionaryEx>,
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IEnumerable<KeyValuePair<string, string>>, IEquatable<StringDictionaryEx>
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{
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private SortedDictionary<string, string> m_dict =
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new SortedDictionary<string, string>();
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public int Count
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{
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get { return m_dict.Count; }
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}
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public StringDictionaryEx()
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{
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}
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IEnumerator IEnumerable.GetEnumerator()
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{
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return m_dict.GetEnumerator();
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}
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public IEnumerator<KeyValuePair<string, string>> GetEnumerator()
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{
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return m_dict.GetEnumerator();
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}
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public StringDictionaryEx CloneDeep()
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{
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StringDictionaryEx sdNew = new StringDictionaryEx();
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foreach(KeyValuePair<string, string> kvp in m_dict)
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sdNew.m_dict[kvp.Key] = kvp.Value; // Strings are immutable
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return sdNew;
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}
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public bool Equals(StringDictionaryEx sdOther)
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{
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if(sdOther == null) { Debug.Assert(false); return false; }
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if(m_dict.Count != sdOther.m_dict.Count) return false;
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foreach(KeyValuePair<string, string> kvp in sdOther.m_dict)
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{
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string str = Get(kvp.Key);
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if((str == null) || (str != kvp.Value)) return false;
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}
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return true;
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}
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public string Get(string strName)
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{
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if(strName == null) { Debug.Assert(false); throw new ArgumentNullException("strName"); }
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string s;
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if(m_dict.TryGetValue(strName, out s)) return s;
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return null;
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}
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public bool Exists(string strName)
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{
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if(strName == null) { Debug.Assert(false); throw new ArgumentNullException("strName"); }
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return m_dict.ContainsKey(strName);
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}
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/// <summary>
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/// Set a string.
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/// </summary>
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/// <param name="strField">Identifier of the string field to modify.</param>
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/// <param name="strNewValue">New value. This parameter must not be <c>null</c>.</param>
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/// <exception cref="System.ArgumentNullException">Thrown if one of the input
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/// parameters is <c>null</c>.</exception>
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public void Set(string strField, string strNewValue)
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{
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if(strField == null) { Debug.Assert(false); throw new ArgumentNullException("strField"); }
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if(strNewValue == null) { Debug.Assert(false); throw new ArgumentNullException("strNewValue"); }
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m_dict[strField] = strNewValue;
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}
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/// <summary>
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/// Delete a string.
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/// </summary>
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/// <param name="strField">Name of the string field to delete.</param>
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/// <returns>Returns <c>true</c>, if the field has been successfully
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/// removed. Otherwise, the return value is <c>false</c>.</returns>
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/// <exception cref="System.ArgumentNullException">Thrown if the input
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/// parameter is <c>null</c>.</exception>
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public bool Remove(string strField)
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{
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if(strField == null) { Debug.Assert(false); throw new ArgumentNullException("strField"); }
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return m_dict.Remove(strField);
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}
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}
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}
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