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工厂模式中的泛型接口
Java
public interface DataBodyFormatter<T> {
void Serialize(ByteBuf writer, T value, Version version);
T Deserialize(ByteBuf reader,Version version);
}
public class DataBodyFormatterFactory {
public DataBodyFormatterFactory() {
}
/**
* 系统内的formatters,自动注册
*/
@Autowired
Map<String, DataBodyFormatter> formatters;
}
public <D> DataBodyFormatter<D> getDataBodyFormatter(long code, boolean isReply) {
}
# 使用,默认就是object
dataBodyFormatter = _DataBodyFactory.getDataBodyFormatter(code, isClientMode());
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而在NET中
public interface IDataBodyFormatterBase
{
object Deserialize(IByteBuffer reader, Version version);
}
public interface IDataBodyFormatter<T> : IDataBodyFormatterBase
{
void Serialize(IByteBuffer writer, T value, Version version);
new T Deserialize(IByteBuffer reader, Version version);
}
# 使用一个基类
public abstract class TDataBody<T> : DataBody, IDataBodyFormatter<T>
{
public abstract T Deserialize(IByteBuffer reader, Version version);
public abstract void Serialize(IByteBuffer writer, T value, Version version);
object IDataBodyFormatterBase.Deserialize(IByteBuffer reader, Version version)
{
return this.Deserialize(reader, version);
}
}
public class DataBodyFormatterFactory : IDataBodyFormatterFactory
{
[Autowired()]
public Dictionary<string, IDataBodyFormatterBase> FormatterDict { get; set; }
//不允许的写法
//public Dictionary<string, IDataBodyFormatter> FormatterDict2 { get; set; }
public IDataBodyFormatterBase getDataBodyFormatter(int code, bool isReply = false)
{
}
}
# 使用
dataBodyFormatter = _DataBodyFactory.getDataBodyFormatter(code, IsClientMode);
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