/// <summary>
/// 向LruDictionary中添加一个元素，用户需要把组成元素的Key和Value值传入。
/// </summary>
/// <param name="key">向LruDictionary中填入元素的Key值</param>
/// <param name="data">向LruDictionary中填入元素的Value值</param>
/// <remarks>向LruDictionary中添加一个元素时，该元素是由Key和Value值组成。按照LRU原则，经常使用的元素放在LruDictionary的前面。
/// <code source="..\Framework\TestProjects\DeluxeWorks.Library.Test\Core\LruDictionaryTest.cs" region="AddTest" lang="cs" title="向LruDictionary中添加一个元素"/>
/// <seealso cref="MCS.Library.Core.EnumItemDescriptionAttribute"/>
///</remarks>
public void Add(TKey key, TValue data)
{
ExceptionHelper.TrueThrow <ArgumentNullException>(key == null, "LruDictionary-Add-key"); //add by yuanyong 20071227
//如果已经存在，抛出异常
ExceptionHelper.TrueThrow <ArgumentException>(this.innerDictionary.ContainsKey(key),
Resource.DuplicateKey, key);
DoSyncOp(() =>
{
LinkedListNode <KeyValuePair <TKey, TValue> > node =
new LinkedListNode <KeyValuePair <TKey, TValue> >(new KeyValuePair <TKey, TValue>(key, data));
this.innerDictionary.Add(key, node);
this.innerLinkedList.AddFirst(node);
if (this.innerLinkedList.Count >= MaxLength)
{
for (int i = 0; i < this.innerLinkedList.Count - MaxLength + 1; i++)
{
LinkedListNode <KeyValuePair <TKey, TValue> > lastNode = this.innerLinkedList.Last;
if (this.innerDictionary.ContainsKey(lastNode.Value.Key))
{
this.innerDictionary.Remove(lastNode.Value.Key);
this.innerLinkedList.Remove(lastNode);
}
}
}
});
}
/// <summary>
/// 构造方法
/// </summary>
/// <param name="maxLruLength">>需要设置的LruDictionary的最大长度。</param>
/// <param name="threadSafe">是否是线程安全的</param>
/// <remarks>在默认情况下，LruDictionary的最大长度为100。此构造方法适用于构造指定最大长度的LruDictionary。
/// <code source="..\Framework\TestProjects\DeluxeWorks.Library.Test\Core\LruDictionaryTest.cs" region="LruDictionaryTest" lang="cs" title="获取最大长度为maxLength的LruDictionary"/>
/// <seealso cref="MCS.Library.Core.EnumItemDescriptionAttribute"/>
/// </remarks>
public LruDictionary(int maxLruLength, bool threadSafe)
{
ExceptionHelper.TrueThrow <InvalidOperationException>(maxLruLength < 0, "maxLruLength must >= 0");
this.maxLength = maxLruLength;
this.isThreadSafe = threadSafe;
}
/// <summary>
/// 判断LruDictionary中是否包含键值为Key值的元素。若包含，则返回值是true，可以从data中取出该值，否则返回false。
/// </summary>
/// <param name="key">键值key</param>
/// <param name="data">键值key的Value值</param>
/// <returns>返回true或false</returns>
/// <remarks>若返回值为true，由于该Key值的元素刚使用过，则把该元素放在LruDictionary的最前面。
/// <code source="..\Framework\TestProjects\DeluxeWorks.Library.Test\Core\LruDictionaryTest.cs" region="TryGetValueTest" lang="cs" title="试图从LruDictionary中取出键值为key的元素"/>
/// <seealso cref="MCS.Library.Core.EnumItemDescriptionAttribute"/>
/// </remarks>
public bool TryGetValue(TKey key, out TValue data)
{
ExceptionHelper.TrueThrow <ArgumentNullException>(key == null, "LruDictionary-TryGetValue-key"); //add by yuanyong 20071227
TValue returnData = default(TValue);
bool result = false;
DoSyncOp(() =>
{
LinkedListNode <KeyValuePair <TKey, TValue> > node;
result = this.innerDictionary.TryGetValue(key, out node);
if (result)
{
MoveNodeToFirst(node);
returnData = node.Value.Value;
}
});
data = returnData;
return(result);
}
/// <summary>
/// 根据类型描述得到类型对象
/// </summary>
/// <param name="typeDescription">完整类型描述，应该是Namespace.ClassName, AssemblyName</param>
/// <returns>类型对象</returns>
public static Type GetTypeInfo(string typeDescription)
{
ExceptionHelper.CheckStringIsNullOrEmpty(typeDescription, "typeDescription");
Type result = Type.GetType(typeDescription);
if (result == null)
{
TypeInfo ti = GenerateTypeInfo(typeDescription);
AssemblyName aName = new AssemblyName(ti.AssemblyName);
AssemblyMappingConfigurationElement element = AssemblyMappingSettings.GetConfig().Mapping[aName.Name];
ExceptionHelper.TrueThrow <TypeLoadException>(element == null, "不能找到类型{0}", typeDescription);
ti.AssemblyName = element.MapTo;
result = Type.GetType(ti.ToString());
ExceptionHelper.FalseThrow <TypeLoadException>(result != null, "不能得到类型信息{0}", ti.ToString());
}
return(result);
}
/// <summary>
/// 删除LruDictionary中键值为Key值的元素
/// </summary>
/// <param name="key">键值Key</param>
/// <remarks>若LruDictionary中不包含键值为Key的元素，则系统自动的抛出异常。
/// <code source="..\Framework\TestProjects\DeluxeWorks.Library.Test\Core\LruDictionaryTest.cs" region="RemoveTest" lang="cs" title="从LruDictionary中删除键值为Key的元素"/>
/// <seealso cref="MCS.Library.Core.EnumItemDescriptionAttribute"/>
/// </remarks>
public void Remove(TKey key)
{
ExceptionHelper.TrueThrow <ArgumentNullException>(key == null, "LruDictionary-Remove-key"); //add by yuanyong 20071227
DoSyncOp(() =>
{
LinkedListNode <KeyValuePair <TKey, TValue> > node = null;
if (this.innerDictionary.TryGetValue(key, out node))
{
this.innerDictionary.Remove(key);
this.innerLinkedList.Remove(node);
}
});
}
/// <summary>
/// 开始执行计数
/// </summary>
/// <param name="name"></param>
/// <returns></returns>
public static MonitorData StartMonitor(string name)
{
ExceptionHelper.CheckStringIsNullOrEmpty(name, "name");
ExceptionHelper.TrueThrow(StopWatchContextCache.Instance.ContainsKey(name),
"已经启动了名称为{0}的MonitorData", name);
MonitorData md = new MonitorData();
StopWatchContextCache.Instance.Add(name, md);
md.Stopwatch.Start();
return(md);
}
/// <summary>
/// 获取或设置LruDictionary中元素键值为key值的Value值
/// </summary>
/// <param name="key">要获得的元素的键值</param>
/// <returns>LruDictionary中键值key的Value值</returns>
/// <remarks>该属性是可读可写的。
/// <code source="..\Framework\TestProjects\DeluxeWorks.Library.Test\Core\LruDictionaryTest.cs" lang="cs" title="读取或设置LruDictionary中键值为Key值的Value值"/>
/// <seealso cref="MCS.Library.Core.EnumItemDescriptionAttribute"/>
/// </remarks>
public TValue this[TKey key]
{
get
{
ExceptionHelper.TrueThrow <ArgumentNullException>(key == null, "LruDictionary-get-key"); //add by yuanyong 20071227
LinkedListNode <KeyValuePair <TKey, TValue> > result = null;
DoSyncOp(() =>
{
//没有找到，会自动抛出异常
LinkedListNode <KeyValuePair <TKey, TValue> > node = this.innerDictionary[key];
MoveNodeToFirst(node);
result = node;
});
return(result.Value.Value);
}
set
{
ExceptionHelper.TrueThrow <ArgumentNullException>(key == null, "LruDictionary-set-key"); //add by yuanyong 20071227
DoSyncOp(() =>
{
LinkedListNode <KeyValuePair <TKey, TValue> > node;
if (this.innerDictionary.TryGetValue(key, out node))
{
MoveNodeToFirst(node);
node.Value = new KeyValuePair <TKey, TValue>(key, value);
}
else
{
Add(key, value);
}
});
}
}
/// <summary>
/// 获取汉字的汉语拼音
/// </summary>
/// <param name="source">欲转换的字符串</param>
/// <param name="spellOptions">SpellOptions枚举值的按位 OR 组合</param>
/// <example>
/// <code>
/// string source = "一只棕色狐狸跳过那只狗";
/// string result = StringHelper.ConvertChsToPinYin(source, HZSpellOption.EnableUnicodeLetter);
/// </code>
/// </example>
/// <returns>转换之后的结果</returns>
public static string ConvertChsToPinYin(string source, HZSpellOption spellOptions)
{
StringBuilder builder = new StringBuilder(128);
if (source.Length > 0)
{
char[] sourceChars = source.ToCharArray();
for (int i = 0; i < sourceChars.Length; i++)
{
byte[] byteArray = Encoding.GetEncoding("GB2312").GetBytes(sourceChars[i].ToString());
if (byteArray[0] <= 128)//汉字库之外的字符，半角字符
{
if ((spellOptions & HZSpellOption.EnableUnicodeLetter) == HZSpellOption.EnableUnicodeLetter)
{
builder.Append(sourceChars[i]);
}
}
else
{
//string temp = string.Empty;
switch ((int)byteArray[0])
{
//参见 http://ash.jp/code/cn/gb2312tbl.htm 中的GB2312字库分析结果
case 0xA3: //全角 ASCII
if ((spellOptions & HZSpellOption.EnableUnicodeLetter) == HZSpellOption.EnableUnicodeLetter)
{
builder.Append(sourceChars[i]);
}
break;
case 0xA1: //特殊字符：± × ÷ ∶ ∧ ∨
case 0xA2: //罗马数字：⒈ ⒉ ⒊以及Ⅰ Ⅱ Ⅲ Ⅳ Ⅴ等
case 0xA4: //类似韩文：ぁ あ ぃ い ぅ
case 0xA5: //类似日文：ゲ コ ゴ サ
case 0xA6: //希腊字母：а б в г
case 0xA7: //??字母：а б в г
case 0xA8: //??字母：à ē é
case 0xA9: //框架字符：┢ ┣ ┤ ┥
if ((spellOptions & HZSpellOption.EnableUnknownWord) == HZSpellOption.EnableUnknownWord)
{
builder.Append(sourceChars[i]);
}
break;
case 0xAA:
case 0xAB:
case 0xAC:
case 0xAD:
case 0xAE:
case 0xAF:
case 0xF8:
case 0xF9:
case 0xFA:
case 0xFB:
case 0xFC:
case 0xFD:
case 0xFE:
case 0xFF:
ExceptionHelper.TrueThrow(true, "非法字符“{0}”", sourceChars[i].ToString());
break;
default: //汉字
int ascii = (short)(byteArray[0]) * 256 + (short)(byteArray[1]) - 65536;
bool added = false;
for (int j = pyvalue.Length - 1; j >= 0; j--)
{
if (pyvalue[j] <= ascii)
{
string s = pystr[j];
if ((spellOptions & HZSpellOption.FirstLetterUpper) == HZSpellOption.FirstLetterUpper)
{
s = s[0].ToString().ToUpper() + s.Substring(1, s.Length - 1);
}
if ((spellOptions & HZSpellOption.FirstLetterOnly) == HZSpellOption.FirstLetterOnly)
{
builder.Append(s[0]);
}
else
{
builder.Append(s);
}
added = true;
break;
}
}
if (false == added && (spellOptions & HZSpellOption.EnableUnknownWord) == HZSpellOption.EnableUnknownWord)
{
builder.Append(sourceChars[i]);
}
break;
}
}
}
}
return(builder.ToString());
}
/// <summary>
/// 定制最大长度为maxLength的LruDictionary。
/// </summary>
/// <param name="maxLruLength">需要设置的LruDictionary的最大长度。</param>
/// <remarks>在默认情况下，LruDictionary的最大长度为100。此构造方法适用于构造指定最大长度的LruDictionary。
/// <code source="..\Framework\TestProjects\DeluxeWorks.Library.Test\Core\LruDictionaryTest.cs" region="LruDictionaryTest" lang="cs" title="获取最大长度为maxLength的LruDictionary"/>
/// <seealso cref="MCS.Library.Core.EnumItemDescriptionAttribute"/>
/// </remarks>
public LruDictionary(int maxLruLength)
{
ExceptionHelper.TrueThrow <InvalidOperationException>(maxLruLength < 0, "maxLruLength must >= 0");
this.maxLength = maxLruLength;
}
/// <summary>
/// 判断LruDictionary中是否包含键值为Key值的元素
/// </summary>
/// <param name="key">键值Key</param>
/// <returns>若LruDictionary中包含键值为key值的元素,则返回true，否则返回false</returns>
/// <remarks>若返回值为true，由于该Key值的元素刚使用过，则把该元素放在LruDictionary的最前面。
/// <code source="..\Framework\TestProjects\DeluxeWorks.Library.Test\Core\LruDictionaryTest.cs" region ="ContainsKeyTest" lang="cs" title="判断LruDictionary中是否包含键值为key的元素"/>
/// <seealso cref="MCS.Library.Core.EnumItemDescriptionAttribute"/>
/// </remarks>
public bool ContainsKey(TKey key)
{
ExceptionHelper.TrueThrow <ArgumentNullException>(key == null, "LruDictionary-ContainsKey-key"); //add by yuanyong 20071227
return(this.innerDictionary.ContainsKey(key));
}
