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特性使用示例-1

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实现ini文件的序列化与反序列化

实现ini文件的序列化与反序列化

反序列化

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public class IniAttribute : Attribute
{
    public string KeyName;

    public IniAttribute(string keyName)
    {
        KeyName = keyName;
    }
}

public class Result
{
    [Ini("长(mm)")]
    public object length;

    [Ini("宽(mm)")]
    public object width;

    [Ini("高(mm)")]
    public object height;
}

IniFile iniFile = new IniFile("D:\\Test.ini");
//读取ini文件键值对
Dictionary<string, string> resultDic = iniFile.ReadKeyValues("Test");
Result result = new Result();
//获取所有字段
foreach (var field in result.GetType().GetFields())
{
    //获取字段的特性
    var att = field.GetCustomAttributes(typeof(IniAttribute), true)[0] as IniAttribute;
    if(att != null)
    {
        //特性KeyName与ini中key匹配则给对应字段赋值
        if(resultDic.ContainsKey(att.KeyName))
        {
            Type type = field.FieldType;
            if(type == typeof(string))
                field.SetValue(result, resultDic[att.KeyName]);
            else
                field.SetValue(result, Convert.ChangeType(resultDic[att.KeyName], type));
        }        
    }

}
//获取所有属性
foreach (var prop in result.GetType().GetProperties())
{
    var att = prop.GetCustomAttributes(typeof(IniAttribute), true)[0] as IniAttribute;
    if(att != null)
    {
        if (resultDic.ContainsKey(att.KeyName))
            prop.SetValue(result, resultDic[att.KeyName], null);
    }
}

进阶

解析多个Session

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IniFile iniFile = new IniFile("D:\\Test.ini");
Dictionary<string, Dictionary<string, string>> iniResultDic = new Dictionary<string, Dictionary<string, string>>();
TestResult testResult = new TestResult();

foreach (var fieldClass in testResult.GetType().GetFields())
{
    
    //获取特性作为Session
    var attClass = fieldClass.GetCustomAttributes(typeof(IniSessionAttribute), true)[0] as IniSessionAttribute;
    if(attClass != null)
    {
        //存储该Session下的Key Value
        Dictionary<string, string> resultDic = iniFile.ReadKeyValues(attClass.SessionName);
        var obj = fieldClass.GetValue(testResult);
        foreach (var field in fieldClass.FieldType.GetFields())
        {
            //获取包含IniKey特性的字段
            var att = field.GetCustomAttributes(typeof(IniKeyAttribute), true)[0] as IniKeyAttribute;
            if (att != null)
            {
                if (resultDic.ContainsKey(att.KeyName))
                {
                    Type type = field.FieldType;
                    if (type == typeof(string))
                        field.SetValue(obj, resultDic[att.KeyName]);
                    else
                        field.SetValue(obj, Convert.ChangeType(resultDic[att.KeyName], type));
                }
            }
        }
        iniResultDic.Add(attClass.SessionName, resultDic);
    }
}

public class TestResult
{
    [IniSession("Result")]
    public Result result = new Result();
    [IniSession("Info")]
    public Info info = new Info();
}
public class Result
{
    [IniKey("长(mm)")]
    public double length;

    [IniKey("宽(mm)")]
    public object width;

    [IniKey("高(mm)")]
    public string height;
}
public class Info
{
    [IniKey("ID")]
    public int ID;

    [IniKey("结果")]
    public string result;
}

public class IniKeyAttribute : Attribute
{
    public string KeyName;

    public IniKeyAttribute(string keyName)
    {
        KeyName = keyName;
    }
}
public class IniSessionAttribute : Attribute
{
    public string SessionName;

    public IniSessionAttribute(string sessionName)
    {
        SessionName = sessionName;
    }
}

封装

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public T Deserialize<T>(string path)
{
    IniFile iniFile = new IniFile(path);
    T testResult = (T)Activator.CreateInstance(typeof(T));
    foreach (var fieldClass in testResult.GetType().GetFields())
    {

        //获取特性作为Session
        var attClass = fieldClass.GetCustomAttributes(typeof(IniSessionAttribute), true)[0] as IniSessionAttribute;
        if (attClass != null)
        {
            //存储该Session下的Key Value
            Dictionary<string, string> resultDic = iniFile.ReadKeyValues(attClass.SessionName);
            var obj = fieldClass.GetValue(testResult);
            foreach (var field in fieldClass.FieldType.GetFields())
            {
                //获取包含IniKey特性的字段
                var att = field.GetCustomAttributes(typeof(IniKeyAttribute), true)[0] as IniKeyAttribute;
                if (att != null)
                {
                    if (resultDic.ContainsKey(att.KeyName))
                    {
                        Type type = field.FieldType;
                        if (type == typeof(string))
                            field.SetValue(obj, resultDic[att.KeyName]);
                        else
                            field.SetValue(obj, Convert.ChangeType(resultDic[att.KeyName], type));
                    }
                }
            }
        }
    }
    return testResult;
}

序列化

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IniFile iniFile = new IniFile("D:\\Test1.ini");
Result result = new Result();
result.width = 235;
StringBuilder sb = new StringBuilder();
sb.AppendLine("[SessionName]")

foreach (var field in result.GetType().GetFields())
{
    var att = field.GetCustomAttributes(typeof(IniAttribute), true)[0] as IniAttribute;
    if (att != null)
    {
        object o = field.GetValue(result);
        if (o != null) {
            sb.AppendLine(string.Format("{0}={1}", att.KeyName, o.ToString())); }
        else
            sb.AppendLine(string.Format("{0}={1}", att.KeyName, ""));
    }
}
File.WriteAllText("D:\\Test1.ini", sb.ToString());

进阶

序列化多个Session

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TestResult testResult = new TestResult();
testResult.info.ID = 235;
testResult.info.result = "不合格";
testResult.result.length = 0;
testResult.result.width = 1;
testResult.result.height = "";
StringBuilder sb = new StringBuilder();

foreach (var fieldClass in testResult.GetType().GetFields())
{
    //获取特性作为Session
    var attClass = fieldClass.GetCustomAttributes(typeof(IniSessionAttribute), true)[0] as IniSessionAttribute;
    if (fieldClass != null)
    {
        sb.AppendLine(string.Format("[{0}]", attClass.SessionName));
        var obj = fieldClass.GetValue(testResult);
        foreach (var field in fieldClass.FieldType.GetFields())
        {
            //获取包含IniKey特性的字段
            var att = field.GetCustomAttributes(typeof(IniKeyAttribute), true)[0] as IniKeyAttribute;
            if (att != null)
                sb.AppendLine(string.Format("{0}={1}", att.KeyName, field.GetValue(obj)));
            else
                sb.AppendLine(string.Format("{0}={1}", att.KeyName, ""));
        }
    }
}
File.WriteAllText("D:\\Test1.ini", sb.ToString());

封装

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public string Serialize<T>(T testResult)
{
    StringBuilder sb = new StringBuilder();
    foreach (var fieldClass in testResult.GetType().GetFields())
    {
        //获取特性作为Session
        var attClass = fieldClass.GetCustomAttributes(typeof(IniSessionAttribute), true)[0] as IniSessionAttribute;
        if (fieldClass != null)
        {
            sb.AppendLine(string.Format("[{0}]", attClass.SessionName));
            var obj = fieldClass.GetValue(testResult);
            foreach (var field in fieldClass.FieldType.GetFields())
            {
                //获取包含IniKey特性的字段
                var att = field.GetCustomAttributes(typeof(IniKeyAttribute), true)[0] as IniKeyAttribute;
                if (att != null)
                    sb.AppendLine(string.Format("{0}={1}", att.KeyName, field.GetValue(obj)));
                else
                    sb.AppendLine(string.Format("{0}={1}", att.KeyName, ""));
            }
        }
    }
    return sb.ToString();
}