尝试访问XML文件时,C#XML Reader不返回任何内容

时间:2018-12-12 13:08:11

标签: c# xml serialization xmlreader

我正在反序列化以下由序列化生成的xml。

<BattInfo>
  <Battery>
    <BattName>TestBattery</BattName>
    <NumCellSeries>12</NumCellSeries>
    <NumCellParallel>10</NumCellParallel>
    <CelltoPackResistanceSum>3</CelltoPackResistanceSum>
    <BattThermalResistance>15</BattThermalResistance>
    <BattHeatCapacity>12</BattHeatCapacity>
  </Battery>
</BattInfo> 

我正在使用的代码是:

public class BattModel
{
    public string BattName { get; set; }
    public double NumCellSeries { get; set; }
    public double NumCellParallel { get; set; }
    public double CelltoPackResistanceSum { get; set; }
    public double BattThermalResistance { get; set; }
    public double BattHeatCapacity { get; set; }

}

public class BattInfo
{
    [XmlElement("Battery")]
    public List<BattModel> Battery { get; set; }

    public BattInfo()
    {
        this.Battery = new List<BattModel>();
    }
    public BattInfo(params BattModel[] data) : this()
    {
        this.Battery.AddRange(data);
    }
    public void Save(string filename)
    {
        XmlWriterSettings settings = new XmlWriterSettings();
        settings.Indent = true;
        XmlWriter writer = XmlWriter.Create(filename, settings);
        XmlSerializer serializer = new XmlSerializer(typeof(BattInfo));
        XmlSerializerNamespaces ns = new XmlSerializerNamespaces();
        ns.Add("", "");
        serializer.Serialize(writer, this,ns);
        writer.Flush();
        writer.Close();
    }
    public BattInfo Load(string filename)
    {
        XmlReader reader = XmlReader.Create(filename);
        XmlSerializer serializer = new XmlSerializer(typeof(BattInfo));
        return (BattInfo)serializer.Deserialize(reader);
    }


}

xml已正确序列化。但是,当我尝试从使用序列化生成的xml读取它时,在通过xmlreader读取文件时,它不返回任何内容。

1 个答案:

答案 0 :(得分:1)

我已将Load方法设为静态,并尝试了此方法...在这里工作正常。这是代码:

void Main()
{
    new BattInfo(new BattModel(){ BattName= "test"}).Save(@"tmp.xml");  
    Console.Out.Write(BattInfo.Load(@"tmp.xml").Battery[0].BattName);
}

// Define other methods and classes here
public class BattModel
{
    public string BattName { get; set; } 
    public double NumCellSeries { get; set; }
    public double NumCellParallel { get; set; }
    public double CelltoPackResistanceSum { get; set; }
    public double BattThermalResistance { get; set; }
    public double BattHeatCapacity { get; set; }

}

public class BattInfo
{
    [XmlElement("Battery")]
    public List<BattModel> Battery { get; set; }

    public BattInfo()
    {
        this.Battery = new List<BattModel>();
    }
    public BattInfo(params BattModel[] data) : this()
    {
        this.Battery.AddRange(data);
    }
    public void Save(string filename)
    {
        XmlWriterSettings settings = new XmlWriterSettings();
        settings.Indent = true;
        XmlWriter writer = XmlWriter.Create(filename, settings);
        XmlSerializer serializer = new XmlSerializer(typeof(BattInfo));
        XmlSerializerNamespaces ns = new XmlSerializerNamespaces();
        ns.Add("", "");
        serializer.Serialize(writer, this,ns);
        writer.Flush();
        writer.Close();
    }
    public static BattInfo Load(string filename)
    {
        XmlReader reader = XmlReader.Create(filename);
        XmlSerializer serializer = new XmlSerializer(typeof(BattInfo));
        return (BattInfo)serializer.Deserialize(reader);
    }
} 

您是否期望Load方法填充您从中调用它的现有实例?简而言之,XmlSerializer具有严格的构造性,因此您无法设计。

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